| <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source of the Rust file `crates/ide-db/src/defs.rs`."><title>defs.rs - source</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-e56847b5.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="ide_db" data-themes="" data-resource-suffix="" data-rustdoc-version="1.91.1 (ed61e7d7e 2025-11-07)" data-channel="1.91.1" data-search-js="search-e256b49e.js" data-stringdex-js="stringdex-c3e638e9.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="../../static.files/src-script-813739b1.js"></script><script defer src="../../src-files.js"></script><script defer src="../../static.files/main-6dc2a7f3.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc src"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="src-sidebar-title"><h2>Files</h2></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><section id="main-content" class="content"><div class="main-heading"><h1><div class="sub-heading">ide_db/</div>defs.rs</h1><rustdoc-toolbar></rustdoc-toolbar></div><div class="example-wrap digits-4"><pre class="rust"><code><a href=#1 id=1 data-nosnippet>1</a><span class="doccomment">//! `NameDefinition` keeps information about the element we want to search references for. |
| <a href=#2 id=2 data-nosnippet>2</a>//! The element is represented by `NameKind`. It's located inside some `container` and |
| <a href=#3 id=3 data-nosnippet>3</a>//! has a `visibility`, which defines a search scope. |
| <a href=#4 id=4 data-nosnippet>4</a>//! Note that the reference search is possible for not all of the classified items. |
| <a href=#5 id=5 data-nosnippet>5</a> |
| <a href=#6 id=6 data-nosnippet>6</a></span><span class="comment">// FIXME: this badly needs rename/rewrite (matklad, 2020-02-06). |
| <a href=#7 id=7 data-nosnippet>7</a> |
| <a href=#8 id=8 data-nosnippet>8</a></span><span class="kw">use </span>std::borrow::Cow; |
| <a href=#9 id=9 data-nosnippet>9</a> |
| <a href=#10 id=10 data-nosnippet>10</a><span class="kw">use </span><span class="kw">crate</span>::RootDatabase; |
| <a href=#11 id=11 data-nosnippet>11</a><span class="kw">use </span><span class="kw">crate</span>::documentation::{Documentation, HasDocs}; |
| <a href=#12 id=12 data-nosnippet>12</a><span class="kw">use </span><span class="kw">crate</span>::famous_defs::FamousDefs; |
| <a href=#13 id=13 data-nosnippet>13</a><span class="kw">use </span>arrayvec::ArrayVec; |
| <a href=#14 id=14 data-nosnippet>14</a><span class="kw">use </span>either::Either; |
| <a href=#15 id=15 data-nosnippet>15</a><span class="kw">use </span>hir::{ |
| <a href=#16 id=16 data-nosnippet>16</a> Adt, AsAssocItem, AsExternAssocItem, AssocItem, AttributeTemplate, BuiltinAttr, BuiltinType, |
| <a href=#17 id=17 data-nosnippet>17</a> Const, Crate, DefWithBody, DeriveHelper, DisplayTarget, DocLinkDef, ExternAssocItem, |
| <a href=#18 id=18 data-nosnippet>18</a> ExternCrateDecl, Field, Function, GenericDef, GenericParam, GenericSubstitution, HasContainer, |
| <a href=#19 id=19 data-nosnippet>19</a> HasVisibility, HirDisplay, Impl, InlineAsmOperand, ItemContainer, Label, Local, Macro, Module, |
| <a href=#20 id=20 data-nosnippet>20</a> ModuleDef, Name, PathResolution, Semantics, Static, StaticLifetime, Struct, ToolModule, Trait, |
| <a href=#21 id=21 data-nosnippet>21</a> TupleField, TypeAlias, Variant, VariantDef, Visibility, |
| <a href=#22 id=22 data-nosnippet>22</a>}; |
| <a href=#23 id=23 data-nosnippet>23</a><span class="kw">use </span>span::Edition; |
| <a href=#24 id=24 data-nosnippet>24</a><span class="kw">use </span>stdx::{format_to, impl_from}; |
| <a href=#25 id=25 data-nosnippet>25</a><span class="kw">use </span>syntax::{ |
| <a href=#26 id=26 data-nosnippet>26</a> SyntaxKind, SyntaxNode, SyntaxToken, |
| <a href=#27 id=27 data-nosnippet>27</a> ast::{<span class="self">self</span>, AstNode}, |
| <a href=#28 id=28 data-nosnippet>28</a> match_ast, |
| <a href=#29 id=29 data-nosnippet>29</a>}; |
| <a href=#30 id=30 data-nosnippet>30</a> |
| <a href=#31 id=31 data-nosnippet>31</a><span class="comment">// FIXME: a more precise name would probably be `Symbol`? |
| <a href=#32 id=32 data-nosnippet>32</a></span><span class="attr">#[derive(Debug, PartialEq, Eq, Copy, Clone, Hash)] |
| <a href=#33 id=33 data-nosnippet>33</a></span><span class="kw">pub enum </span>Definition { |
| <a href=#34 id=34 data-nosnippet>34</a> Macro(Macro), |
| <a href=#35 id=35 data-nosnippet>35</a> Field(Field), |
| <a href=#36 id=36 data-nosnippet>36</a> TupleField(TupleField), |
| <a href=#37 id=37 data-nosnippet>37</a> Module(Module), |
| <a href=#38 id=38 data-nosnippet>38</a> Crate(Crate), |
| <a href=#39 id=39 data-nosnippet>39</a> Function(Function), |
| <a href=#40 id=40 data-nosnippet>40</a> Adt(Adt), |
| <a href=#41 id=41 data-nosnippet>41</a> Variant(Variant), |
| <a href=#42 id=42 data-nosnippet>42</a> Const(Const), |
| <a href=#43 id=43 data-nosnippet>43</a> Static(Static), |
| <a href=#44 id=44 data-nosnippet>44</a> Trait(Trait), |
| <a href=#45 id=45 data-nosnippet>45</a> TypeAlias(TypeAlias), |
| <a href=#46 id=46 data-nosnippet>46</a> SelfType(Impl), |
| <a href=#47 id=47 data-nosnippet>47</a> GenericParam(GenericParam), |
| <a href=#48 id=48 data-nosnippet>48</a> Local(Local), |
| <a href=#49 id=49 data-nosnippet>49</a> Label(Label), |
| <a href=#50 id=50 data-nosnippet>50</a> DeriveHelper(DeriveHelper), |
| <a href=#51 id=51 data-nosnippet>51</a> BuiltinType(BuiltinType), |
| <a href=#52 id=52 data-nosnippet>52</a> BuiltinLifetime(StaticLifetime), |
| <a href=#53 id=53 data-nosnippet>53</a> BuiltinAttr(BuiltinAttr), |
| <a href=#54 id=54 data-nosnippet>54</a> ToolModule(ToolModule), |
| <a href=#55 id=55 data-nosnippet>55</a> ExternCrateDecl(ExternCrateDecl), |
| <a href=#56 id=56 data-nosnippet>56</a> InlineAsmRegOrRegClass(()), |
| <a href=#57 id=57 data-nosnippet>57</a> InlineAsmOperand(InlineAsmOperand), |
| <a href=#58 id=58 data-nosnippet>58</a>} |
| <a href=#59 id=59 data-nosnippet>59</a> |
| <a href=#60 id=60 data-nosnippet>60</a><span class="kw">impl </span>Definition { |
| <a href=#61 id=61 data-nosnippet>61</a> <span class="kw">pub fn </span>canonical_module_path(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><<span class="kw">impl </span>Iterator<Item = Module>> { |
| <a href=#62 id=62 data-nosnippet>62</a> <span class="self">self</span>.module(db).map(|it| it.path_to_root(db).into_iter().rev()) |
| <a href=#63 id=63 data-nosnippet>63</a> } |
| <a href=#64 id=64 data-nosnippet>64</a> |
| <a href=#65 id=65 data-nosnippet>65</a> <span class="kw">pub fn </span>krate(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><Crate> { |
| <a href=#66 id=66 data-nosnippet>66</a> <span class="prelude-val">Some</span>(<span class="kw">match </span><span class="self">self </span>{ |
| <a href=#67 id=67 data-nosnippet>67</a> Definition::Module(m) => m.krate(db), |
| <a href=#68 id=68 data-nosnippet>68</a> <span class="kw-2">&</span>Definition::Crate(it) => it, |
| <a href=#69 id=69 data-nosnippet>69</a> <span class="kw">_ </span>=> <span class="self">self</span>.module(db)<span class="question-mark">?</span>.krate(db), |
| <a href=#70 id=70 data-nosnippet>70</a> }) |
| <a href=#71 id=71 data-nosnippet>71</a> } |
| <a href=#72 id=72 data-nosnippet>72</a> |
| <a href=#73 id=73 data-nosnippet>73</a> <span class="doccomment">/// Returns the module this definition resides in. |
| <a href=#74 id=74 data-nosnippet>74</a> /// |
| <a href=#75 id=75 data-nosnippet>75</a> /// As such, for modules themselves this will return the parent module. |
| <a href=#76 id=76 data-nosnippet>76</a> </span><span class="kw">pub fn </span>module(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><Module> { |
| <a href=#77 id=77 data-nosnippet>77</a> <span class="kw">let </span>module = <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#78 id=78 data-nosnippet>78</a> Definition::Macro(it) => it.module(db), |
| <a href=#79 id=79 data-nosnippet>79</a> Definition::Module(it) => it.parent(db)<span class="question-mark">?</span>, |
| <a href=#80 id=80 data-nosnippet>80</a> Definition::Crate(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#81 id=81 data-nosnippet>81</a> Definition::Field(it) => it.parent_def(db).module(db), |
| <a href=#82 id=82 data-nosnippet>82</a> Definition::Function(it) => it.module(db), |
| <a href=#83 id=83 data-nosnippet>83</a> Definition::Adt(it) => it.module(db), |
| <a href=#84 id=84 data-nosnippet>84</a> Definition::Const(it) => it.module(db), |
| <a href=#85 id=85 data-nosnippet>85</a> Definition::Static(it) => it.module(db), |
| <a href=#86 id=86 data-nosnippet>86</a> Definition::Trait(it) => it.module(db), |
| <a href=#87 id=87 data-nosnippet>87</a> Definition::TypeAlias(it) => it.module(db), |
| <a href=#88 id=88 data-nosnippet>88</a> Definition::Variant(it) => it.module(db), |
| <a href=#89 id=89 data-nosnippet>89</a> Definition::SelfType(it) => it.module(db), |
| <a href=#90 id=90 data-nosnippet>90</a> Definition::Local(it) => it.module(db), |
| <a href=#91 id=91 data-nosnippet>91</a> Definition::GenericParam(it) => it.module(db), |
| <a href=#92 id=92 data-nosnippet>92</a> Definition::Label(it) => it.module(db), |
| <a href=#93 id=93 data-nosnippet>93</a> Definition::ExternCrateDecl(it) => it.module(db), |
| <a href=#94 id=94 data-nosnippet>94</a> Definition::DeriveHelper(it) => it.derive().module(db), |
| <a href=#95 id=95 data-nosnippet>95</a> Definition::InlineAsmOperand(it) => it.parent(db).module(db), |
| <a href=#96 id=96 data-nosnippet>96</a> Definition::ToolModule(t) => t.krate().root_module(db), |
| <a href=#97 id=97 data-nosnippet>97</a> Definition::BuiltinAttr(<span class="kw">_</span>) |
| <a href=#98 id=98 data-nosnippet>98</a> | Definition::BuiltinType(<span class="kw">_</span>) |
| <a href=#99 id=99 data-nosnippet>99</a> | Definition::BuiltinLifetime(<span class="kw">_</span>) |
| <a href=#100 id=100 data-nosnippet>100</a> | Definition::TupleField(<span class="kw">_</span>) |
| <a href=#101 id=101 data-nosnippet>101</a> | Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#102 id=102 data-nosnippet>102</a> }; |
| <a href=#103 id=103 data-nosnippet>103</a> <span class="prelude-val">Some</span>(module) |
| <a href=#104 id=104 data-nosnippet>104</a> } |
| <a href=#105 id=105 data-nosnippet>105</a> |
| <a href=#106 id=106 data-nosnippet>106</a> <span class="kw">pub fn </span>enclosing_definition(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><Definition> { |
| <a href=#107 id=107 data-nosnippet>107</a> <span class="kw">fn </span>container_to_definition(container: ItemContainer) -> <span class="prelude-ty">Option</span><Definition> { |
| <a href=#108 id=108 data-nosnippet>108</a> <span class="kw">match </span>container { |
| <a href=#109 id=109 data-nosnippet>109</a> ItemContainer::Trait(it) => <span class="prelude-val">Some</span>(it.into()), |
| <a href=#110 id=110 data-nosnippet>110</a> ItemContainer::Impl(it) => <span class="prelude-val">Some</span>(it.into()), |
| <a href=#111 id=111 data-nosnippet>111</a> ItemContainer::Module(it) => <span class="prelude-val">Some</span>(it.into()), |
| <a href=#112 id=112 data-nosnippet>112</a> ItemContainer::ExternBlock(<span class="kw">_</span>) | ItemContainer::Crate(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#113 id=113 data-nosnippet>113</a> } |
| <a href=#114 id=114 data-nosnippet>114</a> } |
| <a href=#115 id=115 data-nosnippet>115</a> <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#116 id=116 data-nosnippet>116</a> Definition::Macro(it) => <span class="prelude-val">Some</span>(it.module(db).into()), |
| <a href=#117 id=117 data-nosnippet>117</a> Definition::Module(it) => it.parent(db).map(Definition::Module), |
| <a href=#118 id=118 data-nosnippet>118</a> Definition::Crate(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#119 id=119 data-nosnippet>119</a> Definition::Field(it) => <span class="prelude-val">Some</span>(it.parent_def(db).into()), |
| <a href=#120 id=120 data-nosnippet>120</a> Definition::Function(it) => container_to_definition(it.container(db)), |
| <a href=#121 id=121 data-nosnippet>121</a> Definition::Adt(it) => <span class="prelude-val">Some</span>(it.module(db).into()), |
| <a href=#122 id=122 data-nosnippet>122</a> Definition::Const(it) => container_to_definition(it.container(db)), |
| <a href=#123 id=123 data-nosnippet>123</a> Definition::Static(it) => container_to_definition(it.container(db)), |
| <a href=#124 id=124 data-nosnippet>124</a> Definition::Trait(it) => container_to_definition(it.container(db)), |
| <a href=#125 id=125 data-nosnippet>125</a> Definition::TypeAlias(it) => container_to_definition(it.container(db)), |
| <a href=#126 id=126 data-nosnippet>126</a> Definition::Variant(it) => <span class="prelude-val">Some</span>(Adt::Enum(it.parent_enum(db)).into()), |
| <a href=#127 id=127 data-nosnippet>127</a> Definition::SelfType(it) => <span class="prelude-val">Some</span>(it.module(db).into()), |
| <a href=#128 id=128 data-nosnippet>128</a> Definition::Local(it) => it.parent(db).try_into().ok(), |
| <a href=#129 id=129 data-nosnippet>129</a> Definition::GenericParam(it) => <span class="prelude-val">Some</span>(it.parent().into()), |
| <a href=#130 id=130 data-nosnippet>130</a> Definition::Label(it) => it.parent(db).try_into().ok(), |
| <a href=#131 id=131 data-nosnippet>131</a> Definition::ExternCrateDecl(it) => container_to_definition(it.container(db)), |
| <a href=#132 id=132 data-nosnippet>132</a> Definition::DeriveHelper(it) => <span class="prelude-val">Some</span>(it.derive().module(db).into()), |
| <a href=#133 id=133 data-nosnippet>133</a> Definition::InlineAsmOperand(it) => it.parent(db).try_into().ok(), |
| <a href=#134 id=134 data-nosnippet>134</a> Definition::BuiltinAttr(<span class="kw">_</span>) |
| <a href=#135 id=135 data-nosnippet>135</a> | Definition::BuiltinType(<span class="kw">_</span>) |
| <a href=#136 id=136 data-nosnippet>136</a> | Definition::BuiltinLifetime(<span class="kw">_</span>) |
| <a href=#137 id=137 data-nosnippet>137</a> | Definition::TupleField(<span class="kw">_</span>) |
| <a href=#138 id=138 data-nosnippet>138</a> | Definition::ToolModule(<span class="kw">_</span>) |
| <a href=#139 id=139 data-nosnippet>139</a> | Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#140 id=140 data-nosnippet>140</a> } |
| <a href=#141 id=141 data-nosnippet>141</a> } |
| <a href=#142 id=142 data-nosnippet>142</a> |
| <a href=#143 id=143 data-nosnippet>143</a> <span class="kw">pub fn </span>visibility(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><Visibility> { |
| <a href=#144 id=144 data-nosnippet>144</a> <span class="kw">let </span>vis = <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#145 id=145 data-nosnippet>145</a> Definition::Field(sf) => sf.visibility(db), |
| <a href=#146 id=146 data-nosnippet>146</a> Definition::Module(it) => it.visibility(db), |
| <a href=#147 id=147 data-nosnippet>147</a> Definition::Crate(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#148 id=148 data-nosnippet>148</a> Definition::Function(it) => it.visibility(db), |
| <a href=#149 id=149 data-nosnippet>149</a> Definition::Adt(it) => it.visibility(db), |
| <a href=#150 id=150 data-nosnippet>150</a> Definition::Const(it) => it.visibility(db), |
| <a href=#151 id=151 data-nosnippet>151</a> Definition::Static(it) => it.visibility(db), |
| <a href=#152 id=152 data-nosnippet>152</a> Definition::Trait(it) => it.visibility(db), |
| <a href=#153 id=153 data-nosnippet>153</a> Definition::TypeAlias(it) => it.visibility(db), |
| <a href=#154 id=154 data-nosnippet>154</a> Definition::Variant(it) => it.visibility(db), |
| <a href=#155 id=155 data-nosnippet>155</a> Definition::ExternCrateDecl(it) => it.visibility(db), |
| <a href=#156 id=156 data-nosnippet>156</a> Definition::Macro(it) => it.visibility(db), |
| <a href=#157 id=157 data-nosnippet>157</a> Definition::BuiltinType(<span class="kw">_</span>) | Definition::TupleField(<span class="kw">_</span>) => Visibility::Public, |
| <a href=#158 id=158 data-nosnippet>158</a> Definition::BuiltinAttr(<span class="kw">_</span>) |
| <a href=#159 id=159 data-nosnippet>159</a> | Definition::BuiltinLifetime(<span class="kw">_</span>) |
| <a href=#160 id=160 data-nosnippet>160</a> | Definition::ToolModule(<span class="kw">_</span>) |
| <a href=#161 id=161 data-nosnippet>161</a> | Definition::SelfType(<span class="kw">_</span>) |
| <a href=#162 id=162 data-nosnippet>162</a> | Definition::Local(<span class="kw">_</span>) |
| <a href=#163 id=163 data-nosnippet>163</a> | Definition::GenericParam(<span class="kw">_</span>) |
| <a href=#164 id=164 data-nosnippet>164</a> | Definition::Label(<span class="kw">_</span>) |
| <a href=#165 id=165 data-nosnippet>165</a> | Definition::DeriveHelper(<span class="kw">_</span>) |
| <a href=#166 id=166 data-nosnippet>166</a> | Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) |
| <a href=#167 id=167 data-nosnippet>167</a> | Definition::InlineAsmOperand(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#168 id=168 data-nosnippet>168</a> }; |
| <a href=#169 id=169 data-nosnippet>169</a> <span class="prelude-val">Some</span>(vis) |
| <a href=#170 id=170 data-nosnippet>170</a> } |
| <a href=#171 id=171 data-nosnippet>171</a> |
| <a href=#172 id=172 data-nosnippet>172</a> <span class="kw">pub fn </span>name(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase) -> <span class="prelude-ty">Option</span><Name> { |
| <a href=#173 id=173 data-nosnippet>173</a> <span class="kw">let </span>name = <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#174 id=174 data-nosnippet>174</a> Definition::Macro(it) => it.name(db), |
| <a href=#175 id=175 data-nosnippet>175</a> Definition::Field(it) => it.name(db), |
| <a href=#176 id=176 data-nosnippet>176</a> Definition::Module(it) => it.name(db)<span class="question-mark">?</span>, |
| <a href=#177 id=177 data-nosnippet>177</a> Definition::Crate(it) => { |
| <a href=#178 id=178 data-nosnippet>178</a> Name::new_symbol_root(it.display_name(db)<span class="question-mark">?</span>.crate_name().symbol().clone()) |
| <a href=#179 id=179 data-nosnippet>179</a> } |
| <a href=#180 id=180 data-nosnippet>180</a> Definition::Function(it) => it.name(db), |
| <a href=#181 id=181 data-nosnippet>181</a> Definition::Adt(it) => it.name(db), |
| <a href=#182 id=182 data-nosnippet>182</a> Definition::Variant(it) => it.name(db), |
| <a href=#183 id=183 data-nosnippet>183</a> Definition::Const(it) => it.name(db)<span class="question-mark">?</span>, |
| <a href=#184 id=184 data-nosnippet>184</a> Definition::Static(it) => it.name(db), |
| <a href=#185 id=185 data-nosnippet>185</a> Definition::Trait(it) => it.name(db), |
| <a href=#186 id=186 data-nosnippet>186</a> Definition::TypeAlias(it) => it.name(db), |
| <a href=#187 id=187 data-nosnippet>187</a> Definition::BuiltinType(it) => it.name(), |
| <a href=#188 id=188 data-nosnippet>188</a> Definition::TupleField(it) => it.name(), |
| <a href=#189 id=189 data-nosnippet>189</a> Definition::SelfType(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#190 id=190 data-nosnippet>190</a> Definition::Local(it) => it.name(db), |
| <a href=#191 id=191 data-nosnippet>191</a> Definition::GenericParam(it) => it.name(db), |
| <a href=#192 id=192 data-nosnippet>192</a> Definition::Label(it) => it.name(db), |
| <a href=#193 id=193 data-nosnippet>193</a> Definition::BuiltinLifetime(it) => it.name(), |
| <a href=#194 id=194 data-nosnippet>194</a> Definition::BuiltinAttr(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, <span class="comment">// FIXME |
| <a href=#195 id=195 data-nosnippet>195</a> </span>Definition::ToolModule(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, <span class="comment">// FIXME |
| <a href=#196 id=196 data-nosnippet>196</a> </span>Definition::DeriveHelper(it) => it.name(db), |
| <a href=#197 id=197 data-nosnippet>197</a> Definition::ExternCrateDecl(it) => <span class="kw">return </span>it.alias_or_name(db), |
| <a href=#198 id=198 data-nosnippet>198</a> Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#199 id=199 data-nosnippet>199</a> Definition::InlineAsmOperand(op) => <span class="kw">return </span>op.name(db), |
| <a href=#200 id=200 data-nosnippet>200</a> }; |
| <a href=#201 id=201 data-nosnippet>201</a> <span class="prelude-val">Some</span>(name) |
| <a href=#202 id=202 data-nosnippet>202</a> } |
| <a href=#203 id=203 data-nosnippet>203</a> |
| <a href=#204 id=204 data-nosnippet>204</a> <span class="kw">pub fn </span>docs<<span class="lifetime">'db</span>>( |
| <a href=#205 id=205 data-nosnippet>205</a> <span class="kw-2">&</span><span class="self">self</span>, |
| <a href=#206 id=206 data-nosnippet>206</a> db: <span class="kw-2">&</span><span class="lifetime">'db </span>RootDatabase, |
| <a href=#207 id=207 data-nosnippet>207</a> famous_defs: <span class="prelude-ty">Option</span><<span class="kw-2">&</span>FamousDefs<<span class="lifetime">'_</span>, <span class="lifetime">'_</span>>>, |
| <a href=#208 id=208 data-nosnippet>208</a> display_target: DisplayTarget, |
| <a href=#209 id=209 data-nosnippet>209</a> ) -> <span class="prelude-ty">Option</span><Documentation<<span class="lifetime">'db</span>>> { |
| <a href=#210 id=210 data-nosnippet>210</a> <span class="self">self</span>.docs_with_rangemap(db, famous_defs, display_target).map(|docs| <span class="kw">match </span>docs { |
| <a href=#211 id=211 data-nosnippet>211</a> Either::Left(Cow::Borrowed(docs)) => Documentation::new_borrowed(docs.docs()), |
| <a href=#212 id=212 data-nosnippet>212</a> Either::Left(Cow::Owned(docs)) => Documentation::new_owned(docs.into_docs()), |
| <a href=#213 id=213 data-nosnippet>213</a> Either::Right(docs) => docs, |
| <a href=#214 id=214 data-nosnippet>214</a> }) |
| <a href=#215 id=215 data-nosnippet>215</a> } |
| <a href=#216 id=216 data-nosnippet>216</a> |
| <a href=#217 id=217 data-nosnippet>217</a> <span class="kw">pub fn </span>docs_with_rangemap<<span class="lifetime">'db</span>>( |
| <a href=#218 id=218 data-nosnippet>218</a> <span class="kw-2">&</span><span class="self">self</span>, |
| <a href=#219 id=219 data-nosnippet>219</a> db: <span class="kw-2">&</span><span class="lifetime">'db </span>RootDatabase, |
| <a href=#220 id=220 data-nosnippet>220</a> famous_defs: <span class="prelude-ty">Option</span><<span class="kw-2">&</span>FamousDefs<<span class="lifetime">'_</span>, <span class="lifetime">'_</span>>>, |
| <a href=#221 id=221 data-nosnippet>221</a> display_target: DisplayTarget, |
| <a href=#222 id=222 data-nosnippet>222</a> ) -> <span class="prelude-ty">Option</span><Either<Cow<<span class="lifetime">'db</span>, hir::Docs>, Documentation<<span class="lifetime">'db</span>>>> { |
| <a href=#223 id=223 data-nosnippet>223</a> <span class="kw">let </span>docs = <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#224 id=224 data-nosnippet>224</a> Definition::Macro(it) => it.docs_with_rangemap(db), |
| <a href=#225 id=225 data-nosnippet>225</a> Definition::Field(it) => it.docs_with_rangemap(db), |
| <a href=#226 id=226 data-nosnippet>226</a> Definition::Module(it) => it.docs_with_rangemap(db), |
| <a href=#227 id=227 data-nosnippet>227</a> Definition::Crate(it) => it.docs_with_rangemap(db), |
| <a href=#228 id=228 data-nosnippet>228</a> Definition::Function(it) => it.docs_with_rangemap(db), |
| <a href=#229 id=229 data-nosnippet>229</a> Definition::Adt(it) => it.docs_with_rangemap(db), |
| <a href=#230 id=230 data-nosnippet>230</a> Definition::Variant(it) => it.docs_with_rangemap(db), |
| <a href=#231 id=231 data-nosnippet>231</a> Definition::Const(it) => it.docs_with_rangemap(db), |
| <a href=#232 id=232 data-nosnippet>232</a> Definition::Static(it) => it.docs_with_rangemap(db), |
| <a href=#233 id=233 data-nosnippet>233</a> Definition::Trait(it) => it.docs_with_rangemap(db), |
| <a href=#234 id=234 data-nosnippet>234</a> Definition::TypeAlias(it) => { |
| <a href=#235 id=235 data-nosnippet>235</a> it.docs_with_rangemap(db).or_else(|| { |
| <a href=#236 id=236 data-nosnippet>236</a> <span class="comment">// docs are missing, try to fall back to the docs of the aliased item. |
| <a href=#237 id=237 data-nosnippet>237</a> </span><span class="kw">let </span>adt = it.ty(db).as_adt()<span class="question-mark">?</span>; |
| <a href=#238 id=238 data-nosnippet>238</a> <span class="kw">let </span><span class="kw-2">mut </span>docs = adt.docs_with_rangemap(db)<span class="question-mark">?</span>.into_owned(); |
| <a href=#239 id=239 data-nosnippet>239</a> <span class="kw">let </span>header_docs = <span class="macro">format!</span>( |
| <a href=#240 id=240 data-nosnippet>240</a> <span class="string">"*This is the documentation for* `{}`\n\n"</span>, |
| <a href=#241 id=241 data-nosnippet>241</a> adt.display(db, display_target) |
| <a href=#242 id=242 data-nosnippet>242</a> ); |
| <a href=#243 id=243 data-nosnippet>243</a> docs.prepend_str(<span class="kw-2">&</span>header_docs); |
| <a href=#244 id=244 data-nosnippet>244</a> <span class="prelude-val">Some</span>(Cow::Owned(docs)) |
| <a href=#245 id=245 data-nosnippet>245</a> }) |
| <a href=#246 id=246 data-nosnippet>246</a> } |
| <a href=#247 id=247 data-nosnippet>247</a> Definition::BuiltinType(it) => { |
| <a href=#248 id=248 data-nosnippet>248</a> famous_defs.and_then(|fd| { |
| <a href=#249 id=249 data-nosnippet>249</a> <span class="comment">// std exposes prim_{} modules with docstrings on the root to document the builtins |
| <a href=#250 id=250 data-nosnippet>250</a> </span><span class="kw">let </span>primitive_mod = |
| <a href=#251 id=251 data-nosnippet>251</a> <span class="macro">format!</span>(<span class="string">"prim_{}"</span>, it.name().display(fd.<span class="number">0</span>.db, display_target.edition)); |
| <a href=#252 id=252 data-nosnippet>252</a> <span class="kw">let </span>doc_owner = find_std_module(fd, <span class="kw-2">&</span>primitive_mod, display_target.edition)<span class="question-mark">?</span>; |
| <a href=#253 id=253 data-nosnippet>253</a> doc_owner.docs_with_rangemap(db) |
| <a href=#254 id=254 data-nosnippet>254</a> }) |
| <a href=#255 id=255 data-nosnippet>255</a> } |
| <a href=#256 id=256 data-nosnippet>256</a> Definition::BuiltinLifetime(StaticLifetime) => <span class="prelude-val">None</span>, |
| <a href=#257 id=257 data-nosnippet>257</a> Definition::Local(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#258 id=258 data-nosnippet>258</a> Definition::SelfType(impl_def) => { |
| <a href=#259 id=259 data-nosnippet>259</a> impl_def.self_ty(db).as_adt().map(|adt| adt.docs_with_rangemap(db))<span class="question-mark">? |
| <a href=#260 id=260 data-nosnippet>260</a> </span>} |
| <a href=#261 id=261 data-nosnippet>261</a> Definition::GenericParam(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#262 id=262 data-nosnippet>262</a> Definition::Label(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#263 id=263 data-nosnippet>263</a> Definition::ExternCrateDecl(it) => it.docs_with_rangemap(db), |
| <a href=#264 id=264 data-nosnippet>264</a> |
| <a href=#265 id=265 data-nosnippet>265</a> Definition::BuiltinAttr(it) => { |
| <a href=#266 id=266 data-nosnippet>266</a> <span class="kw">let </span>name = it.name(); |
| <a href=#267 id=267 data-nosnippet>267</a> <span class="kw">let </span>AttributeTemplate { word, list, name_value_str } = it.template()<span class="question-mark">?</span>; |
| <a href=#268 id=268 data-nosnippet>268</a> <span class="kw">let </span><span class="kw-2">mut </span>docs = <span class="string">"Valid forms are:"</span>.to_owned(); |
| <a href=#269 id=269 data-nosnippet>269</a> <span class="kw">if </span>word { |
| <a href=#270 id=270 data-nosnippet>270</a> <span class="macro">format_to!</span>(docs, <span class="string">"\n - #\\[{}]"</span>, name.display(db, display_target.edition)); |
| <a href=#271 id=271 data-nosnippet>271</a> } |
| <a href=#272 id=272 data-nosnippet>272</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(list) = list { |
| <a href=#273 id=273 data-nosnippet>273</a> <span class="macro">format_to!</span>( |
| <a href=#274 id=274 data-nosnippet>274</a> docs, |
| <a href=#275 id=275 data-nosnippet>275</a> <span class="string">"\n - #\\[{}({})]"</span>, |
| <a href=#276 id=276 data-nosnippet>276</a> name.display(db, display_target.edition), |
| <a href=#277 id=277 data-nosnippet>277</a> list |
| <a href=#278 id=278 data-nosnippet>278</a> ); |
| <a href=#279 id=279 data-nosnippet>279</a> } |
| <a href=#280 id=280 data-nosnippet>280</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(name_value_str) = name_value_str { |
| <a href=#281 id=281 data-nosnippet>281</a> <span class="macro">format_to!</span>( |
| <a href=#282 id=282 data-nosnippet>282</a> docs, |
| <a href=#283 id=283 data-nosnippet>283</a> <span class="string">"\n - #\\[{} = {}]"</span>, |
| <a href=#284 id=284 data-nosnippet>284</a> name.display(db, display_target.edition), |
| <a href=#285 id=285 data-nosnippet>285</a> name_value_str |
| <a href=#286 id=286 data-nosnippet>286</a> ); |
| <a href=#287 id=287 data-nosnippet>287</a> } |
| <a href=#288 id=288 data-nosnippet>288</a> |
| <a href=#289 id=289 data-nosnippet>289</a> <span class="kw">return </span><span class="prelude-val">Some</span>(Either::Right(Documentation::new_owned(docs.replace(<span class="string">'*'</span>, <span class="string">"\\*"</span>)))); |
| <a href=#290 id=290 data-nosnippet>290</a> } |
| <a href=#291 id=291 data-nosnippet>291</a> Definition::ToolModule(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#292 id=292 data-nosnippet>292</a> Definition::DeriveHelper(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#293 id=293 data-nosnippet>293</a> Definition::TupleField(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#294 id=294 data-nosnippet>294</a> Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) | Definition::InlineAsmOperand(<span class="kw">_</span>) => <span class="prelude-val">None</span>, |
| <a href=#295 id=295 data-nosnippet>295</a> }; |
| <a href=#296 id=296 data-nosnippet>296</a> |
| <a href=#297 id=297 data-nosnippet>297</a> docs.or_else(|| { |
| <a href=#298 id=298 data-nosnippet>298</a> <span class="comment">// docs are missing, for assoc items of trait impls try to fall back to the docs of the |
| <a href=#299 id=299 data-nosnippet>299</a> // original item of the trait |
| <a href=#300 id=300 data-nosnippet>300</a> </span><span class="kw">let </span>assoc = <span class="self">self</span>.as_assoc_item(db)<span class="question-mark">?</span>; |
| <a href=#301 id=301 data-nosnippet>301</a> <span class="kw">let </span>trait_ = assoc.implemented_trait(db)<span class="question-mark">?</span>; |
| <a href=#302 id=302 data-nosnippet>302</a> <span class="kw">let </span>name = <span class="prelude-val">Some</span>(assoc.name(db)<span class="question-mark">?</span>); |
| <a href=#303 id=303 data-nosnippet>303</a> <span class="kw">let </span>item = trait_.items(db).into_iter().find(|it| it.name(db) == name)<span class="question-mark">?</span>; |
| <a href=#304 id=304 data-nosnippet>304</a> item.docs_with_rangemap(db) |
| <a href=#305 id=305 data-nosnippet>305</a> }) |
| <a href=#306 id=306 data-nosnippet>306</a> .map(Either::Left) |
| <a href=#307 id=307 data-nosnippet>307</a> } |
| <a href=#308 id=308 data-nosnippet>308</a> |
| <a href=#309 id=309 data-nosnippet>309</a> <span class="kw">pub fn </span>label(<span class="kw-2">&</span><span class="self">self</span>, db: <span class="kw-2">&</span>RootDatabase, display_target: DisplayTarget) -> String { |
| <a href=#310 id=310 data-nosnippet>310</a> <span class="kw">match </span><span class="kw-2">*</span><span class="self">self </span>{ |
| <a href=#311 id=311 data-nosnippet>311</a> Definition::Macro(it) => it.display(db, display_target).to_string(), |
| <a href=#312 id=312 data-nosnippet>312</a> Definition::Field(it) => it.display(db, display_target).to_string(), |
| <a href=#313 id=313 data-nosnippet>313</a> Definition::TupleField(it) => it.display(db, display_target).to_string(), |
| <a href=#314 id=314 data-nosnippet>314</a> Definition::Module(it) => it.display(db, display_target).to_string(), |
| <a href=#315 id=315 data-nosnippet>315</a> Definition::Crate(it) => it.display(db, display_target).to_string(), |
| <a href=#316 id=316 data-nosnippet>316</a> Definition::Function(it) => it.display(db, display_target).to_string(), |
| <a href=#317 id=317 data-nosnippet>317</a> Definition::Adt(it) => it.display(db, display_target).to_string(), |
| <a href=#318 id=318 data-nosnippet>318</a> Definition::Variant(it) => it.display(db, display_target).to_string(), |
| <a href=#319 id=319 data-nosnippet>319</a> Definition::Const(it) => it.display(db, display_target).to_string(), |
| <a href=#320 id=320 data-nosnippet>320</a> Definition::Static(it) => it.display(db, display_target).to_string(), |
| <a href=#321 id=321 data-nosnippet>321</a> Definition::Trait(it) => it.display(db, display_target).to_string(), |
| <a href=#322 id=322 data-nosnippet>322</a> Definition::TypeAlias(it) => it.display(db, display_target).to_string(), |
| <a href=#323 id=323 data-nosnippet>323</a> Definition::BuiltinType(it) => { |
| <a href=#324 id=324 data-nosnippet>324</a> it.name().display(db, display_target.edition).to_string() |
| <a href=#325 id=325 data-nosnippet>325</a> } |
| <a href=#326 id=326 data-nosnippet>326</a> Definition::BuiltinLifetime(it) => { |
| <a href=#327 id=327 data-nosnippet>327</a> it.name().display(db, display_target.edition).to_string() |
| <a href=#328 id=328 data-nosnippet>328</a> } |
| <a href=#329 id=329 data-nosnippet>329</a> Definition::Local(it) => { |
| <a href=#330 id=330 data-nosnippet>330</a> <span class="kw">let </span>ty = it.ty(db); |
| <a href=#331 id=331 data-nosnippet>331</a> <span class="kw">let </span>ty_display = ty.display_truncated(db, <span class="prelude-val">None</span>, display_target); |
| <a href=#332 id=332 data-nosnippet>332</a> <span class="kw">let </span>is_mut = <span class="kw">if </span>it.is_mut(db) { <span class="string">"mut " </span>} <span class="kw">else </span>{ <span class="string">"" </span>}; |
| <a href=#333 id=333 data-nosnippet>333</a> <span class="kw">if </span>it.is_self(db) { |
| <a href=#334 id=334 data-nosnippet>334</a> <span class="macro">format!</span>(<span class="string">"{is_mut}self: {ty_display}"</span>) |
| <a href=#335 id=335 data-nosnippet>335</a> } <span class="kw">else </span>{ |
| <a href=#336 id=336 data-nosnippet>336</a> <span class="kw">let </span>name = it.name(db); |
| <a href=#337 id=337 data-nosnippet>337</a> <span class="kw">let </span>let_kw = <span class="kw">if </span>it.is_param(db) { <span class="string">"" </span>} <span class="kw">else </span>{ <span class="string">"let " </span>}; |
| <a href=#338 id=338 data-nosnippet>338</a> <span class="macro">format!</span>( |
| <a href=#339 id=339 data-nosnippet>339</a> <span class="string">"{let_kw}{is_mut}{}: {ty_display}"</span>, |
| <a href=#340 id=340 data-nosnippet>340</a> name.display(db, display_target.edition) |
| <a href=#341 id=341 data-nosnippet>341</a> ) |
| <a href=#342 id=342 data-nosnippet>342</a> } |
| <a href=#343 id=343 data-nosnippet>343</a> } |
| <a href=#344 id=344 data-nosnippet>344</a> Definition::SelfType(impl_def) => { |
| <a href=#345 id=345 data-nosnippet>345</a> <span class="kw">let </span>self_ty = <span class="kw-2">&</span>impl_def.self_ty(db); |
| <a href=#346 id=346 data-nosnippet>346</a> <span class="kw">match </span>self_ty.as_adt() { |
| <a href=#347 id=347 data-nosnippet>347</a> <span class="prelude-val">Some</span>(it) => it.display(db, display_target).to_string(), |
| <a href=#348 id=348 data-nosnippet>348</a> <span class="prelude-val">None </span>=> self_ty.display(db, display_target).to_string(), |
| <a href=#349 id=349 data-nosnippet>349</a> } |
| <a href=#350 id=350 data-nosnippet>350</a> } |
| <a href=#351 id=351 data-nosnippet>351</a> Definition::GenericParam(it) => it.display(db, display_target).to_string(), |
| <a href=#352 id=352 data-nosnippet>352</a> Definition::Label(it) => it.name(db).display(db, display_target.edition).to_string(), |
| <a href=#353 id=353 data-nosnippet>353</a> Definition::ExternCrateDecl(it) => it.display(db, display_target).to_string(), |
| <a href=#354 id=354 data-nosnippet>354</a> Definition::BuiltinAttr(it) => { |
| <a href=#355 id=355 data-nosnippet>355</a> <span class="macro">format!</span>(<span class="string">"#[{}]"</span>, it.name().display(db, display_target.edition)) |
| <a href=#356 id=356 data-nosnippet>356</a> } |
| <a href=#357 id=357 data-nosnippet>357</a> Definition::ToolModule(it) => { |
| <a href=#358 id=358 data-nosnippet>358</a> it.name(db).display(db, display_target.edition).to_string() |
| <a href=#359 id=359 data-nosnippet>359</a> } |
| <a href=#360 id=360 data-nosnippet>360</a> Definition::DeriveHelper(it) => { |
| <a href=#361 id=361 data-nosnippet>361</a> <span class="macro">format!</span>(<span class="string">"derive_helper {}"</span>, it.name(db).display(db, display_target.edition)) |
| <a href=#362 id=362 data-nosnippet>362</a> } |
| <a href=#363 id=363 data-nosnippet>363</a> <span class="comment">// FIXME |
| <a href=#364 id=364 data-nosnippet>364</a> </span>Definition::InlineAsmRegOrRegClass(<span class="kw">_</span>) => <span class="string">"inline_asm_reg_or_reg_class"</span>.to_owned(), |
| <a href=#365 id=365 data-nosnippet>365</a> Definition::InlineAsmOperand(<span class="kw">_</span>) => <span class="string">"inline_asm_reg_operand"</span>.to_owned(), |
| <a href=#366 id=366 data-nosnippet>366</a> } |
| <a href=#367 id=367 data-nosnippet>367</a> } |
| <a href=#368 id=368 data-nosnippet>368</a>} |
| <a href=#369 id=369 data-nosnippet>369</a> |
| <a href=#370 id=370 data-nosnippet>370</a><span class="kw">pub fn </span>find_std_module( |
| <a href=#371 id=371 data-nosnippet>371</a> famous_defs: <span class="kw-2">&</span>FamousDefs<<span class="lifetime">'_</span>, <span class="lifetime">'_</span>>, |
| <a href=#372 id=372 data-nosnippet>372</a> name: <span class="kw-2">&</span>str, |
| <a href=#373 id=373 data-nosnippet>373</a> edition: Edition, |
| <a href=#374 id=374 data-nosnippet>374</a>) -> <span class="prelude-ty">Option</span><hir::Module> { |
| <a href=#375 id=375 data-nosnippet>375</a> <span class="kw">let </span>db = famous_defs.<span class="number">0</span>.db; |
| <a href=#376 id=376 data-nosnippet>376</a> <span class="kw">let </span>std_crate = famous_defs.std()<span class="question-mark">?</span>; |
| <a href=#377 id=377 data-nosnippet>377</a> <span class="kw">let </span>std_root_module = std_crate.root_module(famous_defs.<span class="number">0</span>.db); |
| <a href=#378 id=378 data-nosnippet>378</a> std_root_module.children(db).find(|module| { |
| <a href=#379 id=379 data-nosnippet>379</a> module.name(db).is_some_and(|module| module.display(db, edition).to_string() == name) |
| <a href=#380 id=380 data-nosnippet>380</a> }) |
| <a href=#381 id=381 data-nosnippet>381</a>} |
| <a href=#382 id=382 data-nosnippet>382</a> |
| <a href=#383 id=383 data-nosnippet>383</a><span class="comment">// FIXME: IdentClass as a name no longer fits |
| <a href=#384 id=384 data-nosnippet>384</a></span><span class="attr">#[derive(Debug)] |
| <a href=#385 id=385 data-nosnippet>385</a></span><span class="kw">pub enum </span>IdentClass<<span class="lifetime">'db</span>> { |
| <a href=#386 id=386 data-nosnippet>386</a> NameClass(NameClass<<span class="lifetime">'db</span>>), |
| <a href=#387 id=387 data-nosnippet>387</a> NameRefClass(NameRefClass<<span class="lifetime">'db</span>>), |
| <a href=#388 id=388 data-nosnippet>388</a> Operator(OperatorClass), |
| <a href=#389 id=389 data-nosnippet>389</a>} |
| <a href=#390 id=390 data-nosnippet>390</a> |
| <a href=#391 id=391 data-nosnippet>391</a><span class="kw">impl</span><<span class="lifetime">'db</span>> IdentClass<<span class="lifetime">'db</span>> { |
| <a href=#392 id=392 data-nosnippet>392</a> <span class="kw">pub fn </span>classify_node( |
| <a href=#393 id=393 data-nosnippet>393</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#394 id=394 data-nosnippet>394</a> node: <span class="kw-2">&</span>SyntaxNode, |
| <a href=#395 id=395 data-nosnippet>395</a> ) -> <span class="prelude-ty">Option</span><IdentClass<<span class="lifetime">'db</span>>> { |
| <a href=#396 id=396 data-nosnippet>396</a> <span class="macro">match_ast!</span> { |
| <a href=#397 id=397 data-nosnippet>397</a> <span class="kw">match </span>node { |
| <a href=#398 id=398 data-nosnippet>398</a> ast::Name(name) => NameClass::classify(sema, <span class="kw-2">&</span>name).map(IdentClass::NameClass), |
| <a href=#399 id=399 data-nosnippet>399</a> ast::NameRef(name_ref) => NameRefClass::classify(sema, <span class="kw-2">&</span>name_ref).map(IdentClass::NameRefClass), |
| <a href=#400 id=400 data-nosnippet>400</a> ast::Lifetime(lifetime) => { |
| <a href=#401 id=401 data-nosnippet>401</a> NameClass::classify_lifetime(sema, <span class="kw-2">&</span>lifetime) |
| <a href=#402 id=402 data-nosnippet>402</a> .map(IdentClass::NameClass) |
| <a href=#403 id=403 data-nosnippet>403</a> .or_else(|| NameRefClass::classify_lifetime(sema, <span class="kw-2">&</span>lifetime).map(IdentClass::NameRefClass)) |
| <a href=#404 id=404 data-nosnippet>404</a> }, |
| <a href=#405 id=405 data-nosnippet>405</a> ast::RangePat(range_pat) => OperatorClass::classify_range_pat(sema, <span class="kw-2">&</span>range_pat).map(IdentClass::Operator), |
| <a href=#406 id=406 data-nosnippet>406</a> ast::RangeExpr(range_expr) => OperatorClass::classify_range_expr(sema, <span class="kw-2">&</span>range_expr).map(IdentClass::Operator), |
| <a href=#407 id=407 data-nosnippet>407</a> ast::AwaitExpr(await_expr) => OperatorClass::classify_await(sema, <span class="kw-2">&</span>await_expr).map(IdentClass::Operator), |
| <a href=#408 id=408 data-nosnippet>408</a> ast::BinExpr(bin_expr) => OperatorClass::classify_bin(sema, <span class="kw-2">&</span>bin_expr).map(IdentClass::Operator), |
| <a href=#409 id=409 data-nosnippet>409</a> ast::IndexExpr(index_expr) => OperatorClass::classify_index(sema, <span class="kw-2">&</span>index_expr).map(IdentClass::Operator), |
| <a href=#410 id=410 data-nosnippet>410</a> ast::PrefixExpr(prefix_expr) => OperatorClass::classify_prefix(sema, <span class="kw-2">&</span>prefix_expr).map(IdentClass::Operator), |
| <a href=#411 id=411 data-nosnippet>411</a> ast::TryExpr(try_expr) => OperatorClass::classify_try(sema, <span class="kw-2">&</span>try_expr).map(IdentClass::Operator), |
| <a href=#412 id=412 data-nosnippet>412</a> <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| <a href=#413 id=413 data-nosnippet>413</a> } |
| <a href=#414 id=414 data-nosnippet>414</a> } |
| <a href=#415 id=415 data-nosnippet>415</a> } |
| <a href=#416 id=416 data-nosnippet>416</a> |
| <a href=#417 id=417 data-nosnippet>417</a> <span class="kw">pub fn </span>classify_token( |
| <a href=#418 id=418 data-nosnippet>418</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#419 id=419 data-nosnippet>419</a> token: <span class="kw-2">&</span>SyntaxToken, |
| <a href=#420 id=420 data-nosnippet>420</a> ) -> <span class="prelude-ty">Option</span><IdentClass<<span class="lifetime">'db</span>>> { |
| <a href=#421 id=421 data-nosnippet>421</a> <span class="kw">let </span>parent = token.parent()<span class="question-mark">?</span>; |
| <a href=#422 id=422 data-nosnippet>422</a> <span class="self">Self</span>::classify_node(sema, <span class="kw-2">&</span>parent) |
| <a href=#423 id=423 data-nosnippet>423</a> } |
| <a href=#424 id=424 data-nosnippet>424</a> |
| <a href=#425 id=425 data-nosnippet>425</a> <span class="kw">pub fn </span>classify_lifetime( |
| <a href=#426 id=426 data-nosnippet>426</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#427 id=427 data-nosnippet>427</a> lifetime: <span class="kw-2">&</span>ast::Lifetime, |
| <a href=#428 id=428 data-nosnippet>428</a> ) -> <span class="prelude-ty">Option</span><IdentClass<<span class="lifetime">'db</span>>> { |
| <a href=#429 id=429 data-nosnippet>429</a> NameRefClass::classify_lifetime(sema, lifetime) |
| <a href=#430 id=430 data-nosnippet>430</a> .map(IdentClass::NameRefClass) |
| <a href=#431 id=431 data-nosnippet>431</a> .or_else(|| NameClass::classify_lifetime(sema, lifetime).map(IdentClass::NameClass)) |
| <a href=#432 id=432 data-nosnippet>432</a> } |
| <a href=#433 id=433 data-nosnippet>433</a> |
| <a href=#434 id=434 data-nosnippet>434</a> <span class="kw">pub fn </span>definitions(<span class="self">self</span>) -> ArrayVec<(Definition, <span class="prelude-ty">Option</span><GenericSubstitution<<span class="lifetime">'db</span>>>), <span class="number">2</span>> { |
| <a href=#435 id=435 data-nosnippet>435</a> <span class="kw">let </span><span class="kw-2">mut </span>res = ArrayVec::new(); |
| <a href=#436 id=436 data-nosnippet>436</a> <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#437 id=437 data-nosnippet>437</a> IdentClass::NameClass(NameClass::Definition(it) | NameClass::ConstReference(it)) => { |
| <a href=#438 id=438 data-nosnippet>438</a> res.push((it, <span class="prelude-val">None</span>)) |
| <a href=#439 id=439 data-nosnippet>439</a> } |
| <a href=#440 id=440 data-nosnippet>440</a> IdentClass::NameClass(NameClass::PatFieldShorthand { |
| <a href=#441 id=441 data-nosnippet>441</a> local_def, |
| <a href=#442 id=442 data-nosnippet>442</a> field_ref, |
| <a href=#443 id=443 data-nosnippet>443</a> adt_subst, |
| <a href=#444 id=444 data-nosnippet>444</a> }) => { |
| <a href=#445 id=445 data-nosnippet>445</a> res.push((Definition::Local(local_def), <span class="prelude-val">None</span>)); |
| <a href=#446 id=446 data-nosnippet>446</a> res.push((Definition::Field(field_ref), <span class="prelude-val">Some</span>(adt_subst))); |
| <a href=#447 id=447 data-nosnippet>447</a> } |
| <a href=#448 id=448 data-nosnippet>448</a> IdentClass::NameRefClass(NameRefClass::Definition(it, subst)) => res.push((it, subst)), |
| <a href=#449 id=449 data-nosnippet>449</a> IdentClass::NameRefClass(NameRefClass::FieldShorthand { |
| <a href=#450 id=450 data-nosnippet>450</a> local_ref, |
| <a href=#451 id=451 data-nosnippet>451</a> field_ref, |
| <a href=#452 id=452 data-nosnippet>452</a> adt_subst, |
| <a href=#453 id=453 data-nosnippet>453</a> }) => { |
| <a href=#454 id=454 data-nosnippet>454</a> res.push((Definition::Local(local_ref), <span class="prelude-val">None</span>)); |
| <a href=#455 id=455 data-nosnippet>455</a> res.push((Definition::Field(field_ref), <span class="prelude-val">Some</span>(adt_subst))); |
| <a href=#456 id=456 data-nosnippet>456</a> } |
| <a href=#457 id=457 data-nosnippet>457</a> IdentClass::NameRefClass(NameRefClass::ExternCrateShorthand { decl, krate }) => { |
| <a href=#458 id=458 data-nosnippet>458</a> res.push((Definition::ExternCrateDecl(decl), <span class="prelude-val">None</span>)); |
| <a href=#459 id=459 data-nosnippet>459</a> res.push((Definition::Crate(krate), <span class="prelude-val">None</span>)); |
| <a href=#460 id=460 data-nosnippet>460</a> } |
| <a href=#461 id=461 data-nosnippet>461</a> IdentClass::Operator( |
| <a href=#462 id=462 data-nosnippet>462</a> OperatorClass::Await(func) |
| <a href=#463 id=463 data-nosnippet>463</a> | OperatorClass::Prefix(func) |
| <a href=#464 id=464 data-nosnippet>464</a> | OperatorClass::Bin(func) |
| <a href=#465 id=465 data-nosnippet>465</a> | OperatorClass::Index(func) |
| <a href=#466 id=466 data-nosnippet>466</a> | OperatorClass::Try(func), |
| <a href=#467 id=467 data-nosnippet>467</a> ) => res.push((Definition::Function(func), <span class="prelude-val">None</span>)), |
| <a href=#468 id=468 data-nosnippet>468</a> IdentClass::Operator(OperatorClass::Range(struct0)) => { |
| <a href=#469 id=469 data-nosnippet>469</a> res.push((Definition::Adt(Adt::Struct(struct0)), <span class="prelude-val">None</span>)) |
| <a href=#470 id=470 data-nosnippet>470</a> } |
| <a href=#471 id=471 data-nosnippet>471</a> } |
| <a href=#472 id=472 data-nosnippet>472</a> res |
| <a href=#473 id=473 data-nosnippet>473</a> } |
| <a href=#474 id=474 data-nosnippet>474</a> |
| <a href=#475 id=475 data-nosnippet>475</a> <span class="kw">pub fn </span>definitions_no_ops(<span class="self">self</span>) -> ArrayVec<Definition, <span class="number">2</span>> { |
| <a href=#476 id=476 data-nosnippet>476</a> <span class="kw">let </span><span class="kw-2">mut </span>res = ArrayVec::new(); |
| <a href=#477 id=477 data-nosnippet>477</a> <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#478 id=478 data-nosnippet>478</a> IdentClass::NameClass(NameClass::Definition(it) | NameClass::ConstReference(it)) => { |
| <a href=#479 id=479 data-nosnippet>479</a> res.push(it) |
| <a href=#480 id=480 data-nosnippet>480</a> } |
| <a href=#481 id=481 data-nosnippet>481</a> IdentClass::NameClass(NameClass::PatFieldShorthand { |
| <a href=#482 id=482 data-nosnippet>482</a> local_def, |
| <a href=#483 id=483 data-nosnippet>483</a> field_ref, |
| <a href=#484 id=484 data-nosnippet>484</a> adt_subst: <span class="kw">_</span>, |
| <a href=#485 id=485 data-nosnippet>485</a> }) => { |
| <a href=#486 id=486 data-nosnippet>486</a> res.push(Definition::Local(local_def)); |
| <a href=#487 id=487 data-nosnippet>487</a> res.push(Definition::Field(field_ref)); |
| <a href=#488 id=488 data-nosnippet>488</a> } |
| <a href=#489 id=489 data-nosnippet>489</a> IdentClass::NameRefClass(NameRefClass::Definition(it, <span class="kw">_</span>)) => res.push(it), |
| <a href=#490 id=490 data-nosnippet>490</a> IdentClass::NameRefClass(NameRefClass::FieldShorthand { |
| <a href=#491 id=491 data-nosnippet>491</a> local_ref, |
| <a href=#492 id=492 data-nosnippet>492</a> field_ref, |
| <a href=#493 id=493 data-nosnippet>493</a> adt_subst: <span class="kw">_</span>, |
| <a href=#494 id=494 data-nosnippet>494</a> }) => { |
| <a href=#495 id=495 data-nosnippet>495</a> res.push(Definition::Local(local_ref)); |
| <a href=#496 id=496 data-nosnippet>496</a> res.push(Definition::Field(field_ref)); |
| <a href=#497 id=497 data-nosnippet>497</a> } |
| <a href=#498 id=498 data-nosnippet>498</a> IdentClass::NameRefClass(NameRefClass::ExternCrateShorthand { decl, krate }) => { |
| <a href=#499 id=499 data-nosnippet>499</a> res.push(Definition::ExternCrateDecl(decl)); |
| <a href=#500 id=500 data-nosnippet>500</a> res.push(Definition::Crate(krate)); |
| <a href=#501 id=501 data-nosnippet>501</a> } |
| <a href=#502 id=502 data-nosnippet>502</a> IdentClass::Operator(<span class="kw">_</span>) => (), |
| <a href=#503 id=503 data-nosnippet>503</a> } |
| <a href=#504 id=504 data-nosnippet>504</a> res |
| <a href=#505 id=505 data-nosnippet>505</a> } |
| <a href=#506 id=506 data-nosnippet>506</a>} |
| <a href=#507 id=507 data-nosnippet>507</a> |
| <a href=#508 id=508 data-nosnippet>508</a><span class="doccomment">/// On a first blush, a single `ast::Name` defines a single definition at some |
| <a href=#509 id=509 data-nosnippet>509</a>/// scope. That is, that, by just looking at the syntactical category, we can |
| <a href=#510 id=510 data-nosnippet>510</a>/// unambiguously define the semantic category. |
| <a href=#511 id=511 data-nosnippet>511</a>/// |
| <a href=#512 id=512 data-nosnippet>512</a>/// Sadly, that's not 100% true, there are special cases. To make sure that |
| <a href=#513 id=513 data-nosnippet>513</a>/// callers handle all the special cases correctly via exhaustive matching, we |
| <a href=#514 id=514 data-nosnippet>514</a>/// add a [`NameClass`] enum which lists all of them! |
| <a href=#515 id=515 data-nosnippet>515</a>/// |
| <a href=#516 id=516 data-nosnippet>516</a>/// A model special case is `None` constant in pattern. |
| <a href=#517 id=517 data-nosnippet>517</a></span><span class="attr">#[derive(Debug)] |
| <a href=#518 id=518 data-nosnippet>518</a></span><span class="kw">pub enum </span>NameClass<<span class="lifetime">'db</span>> { |
| <a href=#519 id=519 data-nosnippet>519</a> Definition(Definition), |
| <a href=#520 id=520 data-nosnippet>520</a> <span class="doccomment">/// `None` in `if let None = Some(82) {}`. |
| <a href=#521 id=521 data-nosnippet>521</a> /// Syntactically, it is a name, but semantically it is a reference. |
| <a href=#522 id=522 data-nosnippet>522</a> </span>ConstReference(Definition), |
| <a href=#523 id=523 data-nosnippet>523</a> <span class="doccomment">/// `field` in `if let Foo { field } = foo`. Here, `ast::Name` both introduces |
| <a href=#524 id=524 data-nosnippet>524</a> /// a definition into a local scope, and refers to an existing definition. |
| <a href=#525 id=525 data-nosnippet>525</a> </span>PatFieldShorthand { |
| <a href=#526 id=526 data-nosnippet>526</a> local_def: Local, |
| <a href=#527 id=527 data-nosnippet>527</a> field_ref: Field, |
| <a href=#528 id=528 data-nosnippet>528</a> adt_subst: GenericSubstitution<<span class="lifetime">'db</span>>, |
| <a href=#529 id=529 data-nosnippet>529</a> }, |
| <a href=#530 id=530 data-nosnippet>530</a>} |
| <a href=#531 id=531 data-nosnippet>531</a> |
| <a href=#532 id=532 data-nosnippet>532</a><span class="kw">impl</span><<span class="lifetime">'db</span>> NameClass<<span class="lifetime">'db</span>> { |
| <a href=#533 id=533 data-nosnippet>533</a> <span class="doccomment">/// `Definition` defined by this name. |
| <a href=#534 id=534 data-nosnippet>534</a> </span><span class="kw">pub fn </span>defined(<span class="self">self</span>) -> <span class="prelude-ty">Option</span><Definition> { |
| <a href=#535 id=535 data-nosnippet>535</a> <span class="kw">let </span>res = <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#536 id=536 data-nosnippet>536</a> NameClass::Definition(it) => it, |
| <a href=#537 id=537 data-nosnippet>537</a> NameClass::ConstReference(<span class="kw">_</span>) => <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#538 id=538 data-nosnippet>538</a> NameClass::PatFieldShorthand { local_def, field_ref: <span class="kw">_</span>, adt_subst: <span class="kw">_ </span>} => { |
| <a href=#539 id=539 data-nosnippet>539</a> Definition::Local(local_def) |
| <a href=#540 id=540 data-nosnippet>540</a> } |
| <a href=#541 id=541 data-nosnippet>541</a> }; |
| <a href=#542 id=542 data-nosnippet>542</a> <span class="prelude-val">Some</span>(res) |
| <a href=#543 id=543 data-nosnippet>543</a> } |
| <a href=#544 id=544 data-nosnippet>544</a> |
| <a href=#545 id=545 data-nosnippet>545</a> <span class="kw">pub fn </span>classify( |
| <a href=#546 id=546 data-nosnippet>546</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#547 id=547 data-nosnippet>547</a> name: <span class="kw-2">&</span>ast::Name, |
| <a href=#548 id=548 data-nosnippet>548</a> ) -> <span class="prelude-ty">Option</span><NameClass<<span class="lifetime">'db</span>>> { |
| <a href=#549 id=549 data-nosnippet>549</a> <span class="kw">let </span>_p = <span class="macro">tracing::info_span!</span>(<span class="string">"NameClass::classify"</span>).entered(); |
| <a href=#550 id=550 data-nosnippet>550</a> |
| <a href=#551 id=551 data-nosnippet>551</a> <span class="kw">let </span>parent = name.syntax().parent()<span class="question-mark">?</span>; |
| <a href=#552 id=552 data-nosnippet>552</a> <span class="kw">let </span>definition = <span class="macro">match_ast!</span> { |
| <a href=#553 id=553 data-nosnippet>553</a> <span class="kw">match </span>parent { |
| <a href=#554 id=554 data-nosnippet>554</a> ast::Item(it) => classify_item(sema, it)<span class="question-mark">?</span>, |
| <a href=#555 id=555 data-nosnippet>555</a> ast::IdentPat(it) => <span class="kw">return </span>classify_ident_pat(sema, it), |
| <a href=#556 id=556 data-nosnippet>556</a> ast::Rename(it) => classify_rename(sema, it)<span class="question-mark">?</span>, |
| <a href=#557 id=557 data-nosnippet>557</a> ast::SelfParam(it) => Definition::Local(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#558 id=558 data-nosnippet>558</a> ast::RecordField(it) => Definition::Field(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#559 id=559 data-nosnippet>559</a> ast::Variant(it) => Definition::Variant(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#560 id=560 data-nosnippet>560</a> ast::TypeParam(it) => Definition::GenericParam(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>.into()), |
| <a href=#561 id=561 data-nosnippet>561</a> ast::ConstParam(it) => Definition::GenericParam(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>.into()), |
| <a href=#562 id=562 data-nosnippet>562</a> ast::AsmOperandNamed(it) => Definition::InlineAsmOperand(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#563 id=563 data-nosnippet>563</a> <span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#564 id=564 data-nosnippet>564</a> } |
| <a href=#565 id=565 data-nosnippet>565</a> }; |
| <a href=#566 id=566 data-nosnippet>566</a> <span class="kw">return </span><span class="prelude-val">Some</span>(NameClass::Definition(definition)); |
| <a href=#567 id=567 data-nosnippet>567</a> |
| <a href=#568 id=568 data-nosnippet>568</a> <span class="kw">fn </span>classify_item( |
| <a href=#569 id=569 data-nosnippet>569</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#570 id=570 data-nosnippet>570</a> item: ast::Item, |
| <a href=#571 id=571 data-nosnippet>571</a> ) -> <span class="prelude-ty">Option</span><Definition> { |
| <a href=#572 id=572 data-nosnippet>572</a> <span class="kw">let </span>definition = <span class="kw">match </span>item { |
| <a href=#573 id=573 data-nosnippet>573</a> ast::Item::MacroRules(it) => { |
| <a href=#574 id=574 data-nosnippet>574</a> Definition::Macro(sema.to_def(<span class="kw-2">&</span>ast::Macro::MacroRules(it))<span class="question-mark">?</span>) |
| <a href=#575 id=575 data-nosnippet>575</a> } |
| <a href=#576 id=576 data-nosnippet>576</a> ast::Item::MacroDef(it) => { |
| <a href=#577 id=577 data-nosnippet>577</a> Definition::Macro(sema.to_def(<span class="kw-2">&</span>ast::Macro::MacroDef(it))<span class="question-mark">?</span>) |
| <a href=#578 id=578 data-nosnippet>578</a> } |
| <a href=#579 id=579 data-nosnippet>579</a> ast::Item::Const(it) => Definition::Const(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#580 id=580 data-nosnippet>580</a> ast::Item::Fn(it) => { |
| <a href=#581 id=581 data-nosnippet>581</a> <span class="kw">let </span>def = sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>; |
| <a href=#582 id=582 data-nosnippet>582</a> def.as_proc_macro(sema.db) |
| <a href=#583 id=583 data-nosnippet>583</a> .map(Definition::Macro) |
| <a href=#584 id=584 data-nosnippet>584</a> .unwrap_or(Definition::Function(def)) |
| <a href=#585 id=585 data-nosnippet>585</a> } |
| <a href=#586 id=586 data-nosnippet>586</a> ast::Item::Module(it) => Definition::Module(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#587 id=587 data-nosnippet>587</a> ast::Item::Static(it) => Definition::Static(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#588 id=588 data-nosnippet>588</a> ast::Item::Trait(it) => Definition::Trait(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#589 id=589 data-nosnippet>589</a> ast::Item::TypeAlias(it) => Definition::TypeAlias(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#590 id=590 data-nosnippet>590</a> ast::Item::Enum(it) => Definition::Adt(hir::Adt::Enum(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>)), |
| <a href=#591 id=591 data-nosnippet>591</a> ast::Item::Struct(it) => Definition::Adt(hir::Adt::Struct(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>)), |
| <a href=#592 id=592 data-nosnippet>592</a> ast::Item::Union(it) => Definition::Adt(hir::Adt::Union(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>)), |
| <a href=#593 id=593 data-nosnippet>593</a> ast::Item::ExternCrate(it) => Definition::ExternCrateDecl(sema.to_def(<span class="kw-2">&</span>it)<span class="question-mark">?</span>), |
| <a href=#594 id=594 data-nosnippet>594</a> <span class="kw">_ </span>=> <span class="kw">return </span><span class="prelude-val">None</span>, |
| <a href=#595 id=595 data-nosnippet>595</a> }; |
| <a href=#596 id=596 data-nosnippet>596</a> <span class="prelude-val">Some</span>(definition) |
| <a href=#597 id=597 data-nosnippet>597</a> } |
| <a href=#598 id=598 data-nosnippet>598</a> |
| <a href=#599 id=599 data-nosnippet>599</a> <span class="kw">fn </span>classify_ident_pat<<span class="lifetime">'db</span>>( |
| <a href=#600 id=600 data-nosnippet>600</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#601 id=601 data-nosnippet>601</a> ident_pat: ast::IdentPat, |
| <a href=#602 id=602 data-nosnippet>602</a> ) -> <span class="prelude-ty">Option</span><NameClass<<span class="lifetime">'db</span>>> { |
| <a href=#603 id=603 data-nosnippet>603</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(def) = sema.resolve_bind_pat_to_const(<span class="kw-2">&</span>ident_pat) { |
| <a href=#604 id=604 data-nosnippet>604</a> <span class="kw">return </span><span class="prelude-val">Some</span>(NameClass::ConstReference(Definition::from(def))); |
| <a href=#605 id=605 data-nosnippet>605</a> } |
| <a href=#606 id=606 data-nosnippet>606</a> |
| <a href=#607 id=607 data-nosnippet>607</a> <span class="kw">let </span>local = sema.to_def(<span class="kw-2">&</span>ident_pat)<span class="question-mark">?</span>; |
| <a href=#608 id=608 data-nosnippet>608</a> <span class="kw">let </span>pat_parent = ident_pat.syntax().parent(); |
| <a href=#609 id=609 data-nosnippet>609</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(record_pat_field) = pat_parent.and_then(ast::RecordPatField::cast) |
| <a href=#610 id=610 data-nosnippet>610</a> && record_pat_field.name_ref().is_none() |
| <a href=#611 id=611 data-nosnippet>611</a> && <span class="kw">let </span><span class="prelude-val">Some</span>((field, <span class="kw">_</span>, adt_subst)) = |
| <a href=#612 id=612 data-nosnippet>612</a> sema.resolve_record_pat_field_with_subst(<span class="kw-2">&</span>record_pat_field) |
| <a href=#613 id=613 data-nosnippet>613</a> { |
| <a href=#614 id=614 data-nosnippet>614</a> <span class="kw">return </span><span class="prelude-val">Some</span>(NameClass::PatFieldShorthand { |
| <a href=#615 id=615 data-nosnippet>615</a> local_def: local, |
| <a href=#616 id=616 data-nosnippet>616</a> field_ref: field, |
| <a href=#617 id=617 data-nosnippet>617</a> adt_subst, |
| <a href=#618 id=618 data-nosnippet>618</a> }); |
| <a href=#619 id=619 data-nosnippet>619</a> } |
| <a href=#620 id=620 data-nosnippet>620</a> <span class="prelude-val">Some</span>(NameClass::Definition(Definition::Local(local))) |
| <a href=#621 id=621 data-nosnippet>621</a> } |
| <a href=#622 id=622 data-nosnippet>622</a> |
| <a href=#623 id=623 data-nosnippet>623</a> <span class="kw">fn </span>classify_rename( |
| <a href=#624 id=624 data-nosnippet>624</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#625 id=625 data-nosnippet>625</a> rename: ast::Rename, |
| <a href=#626 id=626 data-nosnippet>626</a> ) -> <span class="prelude-ty">Option</span><Definition> { |
| <a href=#627 id=627 data-nosnippet>627</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(use_tree) = rename.syntax().parent().and_then(ast::UseTree::cast) { |
| <a href=#628 id=628 data-nosnippet>628</a> <span class="kw">let </span>path = use_tree.path()<span class="question-mark">?</span>; |
| <a href=#629 id=629 data-nosnippet>629</a> sema.resolve_path(<span class="kw-2">&</span>path).map(Definition::from) |
| <a href=#630 id=630 data-nosnippet>630</a> } <span class="kw">else </span>{ |
| <a href=#631 id=631 data-nosnippet>631</a> sema.to_def(<span class="kw-2">&</span>rename.syntax().parent().and_then(ast::ExternCrate::cast)<span class="question-mark">?</span>) |
| <a href=#632 id=632 data-nosnippet>632</a> .map(Definition::ExternCrateDecl) |
| <a href=#633 id=633 data-nosnippet>633</a> } |
| <a href=#634 id=634 data-nosnippet>634</a> } |
| <a href=#635 id=635 data-nosnippet>635</a> } |
| <a href=#636 id=636 data-nosnippet>636</a> |
| <a href=#637 id=637 data-nosnippet>637</a> <span class="kw">pub fn </span>classify_lifetime( |
| <a href=#638 id=638 data-nosnippet>638</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#639 id=639 data-nosnippet>639</a> lifetime: <span class="kw-2">&</span>ast::Lifetime, |
| <a href=#640 id=640 data-nosnippet>640</a> ) -> <span class="prelude-ty">Option</span><NameClass<<span class="lifetime">'db</span>>> { |
| <a href=#641 id=641 data-nosnippet>641</a> <span class="kw">let </span>_p = <span class="macro">tracing::info_span!</span>(<span class="string">"NameClass::classify_lifetime"</span>, <span class="question-mark">?</span>lifetime).entered(); |
| <a href=#642 id=642 data-nosnippet>642</a> <span class="kw">let </span>parent = lifetime.syntax().parent()<span class="question-mark">?</span>; |
| <a href=#643 id=643 data-nosnippet>643</a> |
| <a href=#644 id=644 data-nosnippet>644</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(it) = ast::LifetimeParam::cast(parent.clone()) { |
| <a href=#645 id=645 data-nosnippet>645</a> sema.to_def(<span class="kw-2">&</span>it).map(Into::into).map(Definition::GenericParam) |
| <a href=#646 id=646 data-nosnippet>646</a> } <span class="kw">else if let </span><span class="prelude-val">Some</span>(it) = ast::Label::cast(parent) { |
| <a href=#647 id=647 data-nosnippet>647</a> sema.to_def(<span class="kw-2">&</span>it).map(Definition::Label) |
| <a href=#648 id=648 data-nosnippet>648</a> } <span class="kw">else </span>{ |
| <a href=#649 id=649 data-nosnippet>649</a> <span class="prelude-val">None |
| <a href=#650 id=650 data-nosnippet>650</a> </span>} |
| <a href=#651 id=651 data-nosnippet>651</a> .map(NameClass::Definition) |
| <a href=#652 id=652 data-nosnippet>652</a> } |
| <a href=#653 id=653 data-nosnippet>653</a>} |
| <a href=#654 id=654 data-nosnippet>654</a> |
| <a href=#655 id=655 data-nosnippet>655</a><span class="attr">#[derive(Debug)] |
| <a href=#656 id=656 data-nosnippet>656</a></span><span class="kw">pub enum </span>OperatorClass { |
| <a href=#657 id=657 data-nosnippet>657</a> Range(Struct), |
| <a href=#658 id=658 data-nosnippet>658</a> Await(Function), |
| <a href=#659 id=659 data-nosnippet>659</a> Prefix(Function), |
| <a href=#660 id=660 data-nosnippet>660</a> Index(Function), |
| <a href=#661 id=661 data-nosnippet>661</a> Try(Function), |
| <a href=#662 id=662 data-nosnippet>662</a> Bin(Function), |
| <a href=#663 id=663 data-nosnippet>663</a>} |
| <a href=#664 id=664 data-nosnippet>664</a> |
| <a href=#665 id=665 data-nosnippet>665</a><span class="kw">impl </span>OperatorClass { |
| <a href=#666 id=666 data-nosnippet>666</a> <span class="kw">pub fn </span>classify_range_pat( |
| <a href=#667 id=667 data-nosnippet>667</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#668 id=668 data-nosnippet>668</a> range_pat: <span class="kw-2">&</span>ast::RangePat, |
| <a href=#669 id=669 data-nosnippet>669</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#670 id=670 data-nosnippet>670</a> sema.resolve_range_pat(range_pat).map(OperatorClass::Range) |
| <a href=#671 id=671 data-nosnippet>671</a> } |
| <a href=#672 id=672 data-nosnippet>672</a> |
| <a href=#673 id=673 data-nosnippet>673</a> <span class="kw">pub fn </span>classify_range_expr( |
| <a href=#674 id=674 data-nosnippet>674</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#675 id=675 data-nosnippet>675</a> range_expr: <span class="kw-2">&</span>ast::RangeExpr, |
| <a href=#676 id=676 data-nosnippet>676</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#677 id=677 data-nosnippet>677</a> sema.resolve_range_expr(range_expr).map(OperatorClass::Range) |
| <a href=#678 id=678 data-nosnippet>678</a> } |
| <a href=#679 id=679 data-nosnippet>679</a> |
| <a href=#680 id=680 data-nosnippet>680</a> <span class="kw">pub fn </span>classify_await( |
| <a href=#681 id=681 data-nosnippet>681</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#682 id=682 data-nosnippet>682</a> await_expr: <span class="kw-2">&</span>ast::AwaitExpr, |
| <a href=#683 id=683 data-nosnippet>683</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#684 id=684 data-nosnippet>684</a> sema.resolve_await_to_poll(await_expr).map(OperatorClass::Await) |
| <a href=#685 id=685 data-nosnippet>685</a> } |
| <a href=#686 id=686 data-nosnippet>686</a> |
| <a href=#687 id=687 data-nosnippet>687</a> <span class="kw">pub fn </span>classify_prefix( |
| <a href=#688 id=688 data-nosnippet>688</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#689 id=689 data-nosnippet>689</a> prefix_expr: <span class="kw-2">&</span>ast::PrefixExpr, |
| <a href=#690 id=690 data-nosnippet>690</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#691 id=691 data-nosnippet>691</a> sema.resolve_prefix_expr(prefix_expr).map(OperatorClass::Prefix) |
| <a href=#692 id=692 data-nosnippet>692</a> } |
| <a href=#693 id=693 data-nosnippet>693</a> |
| <a href=#694 id=694 data-nosnippet>694</a> <span class="kw">pub fn </span>classify_try( |
| <a href=#695 id=695 data-nosnippet>695</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#696 id=696 data-nosnippet>696</a> try_expr: <span class="kw-2">&</span>ast::TryExpr, |
| <a href=#697 id=697 data-nosnippet>697</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#698 id=698 data-nosnippet>698</a> sema.resolve_try_expr(try_expr).map(OperatorClass::Try) |
| <a href=#699 id=699 data-nosnippet>699</a> } |
| <a href=#700 id=700 data-nosnippet>700</a> |
| <a href=#701 id=701 data-nosnippet>701</a> <span class="kw">pub fn </span>classify_index( |
| <a href=#702 id=702 data-nosnippet>702</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#703 id=703 data-nosnippet>703</a> index_expr: <span class="kw-2">&</span>ast::IndexExpr, |
| <a href=#704 id=704 data-nosnippet>704</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#705 id=705 data-nosnippet>705</a> sema.resolve_index_expr(index_expr).map(OperatorClass::Index) |
| <a href=#706 id=706 data-nosnippet>706</a> } |
| <a href=#707 id=707 data-nosnippet>707</a> |
| <a href=#708 id=708 data-nosnippet>708</a> <span class="kw">pub fn </span>classify_bin( |
| <a href=#709 id=709 data-nosnippet>709</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'_</span>, RootDatabase>, |
| <a href=#710 id=710 data-nosnippet>710</a> bin_expr: <span class="kw-2">&</span>ast::BinExpr, |
| <a href=#711 id=711 data-nosnippet>711</a> ) -> <span class="prelude-ty">Option</span><OperatorClass> { |
| <a href=#712 id=712 data-nosnippet>712</a> sema.resolve_bin_expr(bin_expr).map(OperatorClass::Bin) |
| <a href=#713 id=713 data-nosnippet>713</a> } |
| <a href=#714 id=714 data-nosnippet>714</a>} |
| <a href=#715 id=715 data-nosnippet>715</a> |
| <a href=#716 id=716 data-nosnippet>716</a><span class="doccomment">/// This is similar to [`NameClass`], but works for [`ast::NameRef`] rather than |
| <a href=#717 id=717 data-nosnippet>717</a>/// for [`ast::Name`]. Similarly, what looks like a reference in syntax is a |
| <a href=#718 id=718 data-nosnippet>718</a>/// reference most of the time, but there are a couple of annoying exceptions. |
| <a href=#719 id=719 data-nosnippet>719</a>/// |
| <a href=#720 id=720 data-nosnippet>720</a>/// A model special case is field shorthand syntax, which uses a single |
| <a href=#721 id=721 data-nosnippet>721</a>/// reference to point to two different defs. |
| <a href=#722 id=722 data-nosnippet>722</a></span><span class="attr">#[derive(Debug)] |
| <a href=#723 id=723 data-nosnippet>723</a></span><span class="kw">pub enum </span>NameRefClass<<span class="lifetime">'db</span>> { |
| <a href=#724 id=724 data-nosnippet>724</a> Definition(Definition, <span class="prelude-ty">Option</span><GenericSubstitution<<span class="lifetime">'db</span>>>), |
| <a href=#725 id=725 data-nosnippet>725</a> FieldShorthand { |
| <a href=#726 id=726 data-nosnippet>726</a> local_ref: Local, |
| <a href=#727 id=727 data-nosnippet>727</a> field_ref: Field, |
| <a href=#728 id=728 data-nosnippet>728</a> adt_subst: GenericSubstitution<<span class="lifetime">'db</span>>, |
| <a href=#729 id=729 data-nosnippet>729</a> }, |
| <a href=#730 id=730 data-nosnippet>730</a> <span class="doccomment">/// The specific situation where we have an extern crate decl without a rename |
| <a href=#731 id=731 data-nosnippet>731</a> /// Here we have both a declaration and a reference. |
| <a href=#732 id=732 data-nosnippet>732</a> /// ```rs |
| <a href=#733 id=733 data-nosnippet>733</a> /// extern crate foo; |
| <a href=#734 id=734 data-nosnippet>734</a> /// ``` |
| <a href=#735 id=735 data-nosnippet>735</a> </span>ExternCrateShorthand { |
| <a href=#736 id=736 data-nosnippet>736</a> decl: ExternCrateDecl, |
| <a href=#737 id=737 data-nosnippet>737</a> krate: Crate, |
| <a href=#738 id=738 data-nosnippet>738</a> }, |
| <a href=#739 id=739 data-nosnippet>739</a>} |
| <a href=#740 id=740 data-nosnippet>740</a> |
| <a href=#741 id=741 data-nosnippet>741</a><span class="kw">impl</span><<span class="lifetime">'db</span>> NameRefClass<<span class="lifetime">'db</span>> { |
| <a href=#742 id=742 data-nosnippet>742</a> <span class="comment">// Note: we don't have unit-tests for this rather important function. |
| <a href=#743 id=743 data-nosnippet>743</a> // It is primarily exercised via goto definition tests in `ide`. |
| <a href=#744 id=744 data-nosnippet>744</a> </span><span class="kw">pub fn </span>classify( |
| <a href=#745 id=745 data-nosnippet>745</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#746 id=746 data-nosnippet>746</a> name_ref: <span class="kw-2">&</span>ast::NameRef, |
| <a href=#747 id=747 data-nosnippet>747</a> ) -> <span class="prelude-ty">Option</span><NameRefClass<<span class="lifetime">'db</span>>> { |
| <a href=#748 id=748 data-nosnippet>748</a> <span class="kw">let </span>_p = <span class="macro">tracing::info_span!</span>(<span class="string">"NameRefClass::classify"</span>, <span class="question-mark">?</span>name_ref).entered(); |
| <a href=#749 id=749 data-nosnippet>749</a> |
| <a href=#750 id=750 data-nosnippet>750</a> <span class="kw">let </span>parent = name_ref.syntax().parent()<span class="question-mark">?</span>; |
| <a href=#751 id=751 data-nosnippet>751</a> |
| <a href=#752 id=752 data-nosnippet>752</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(record_field) = ast::RecordExprField::for_field_name(name_ref) |
| <a href=#753 id=753 data-nosnippet>753</a> && <span class="kw">let </span><span class="prelude-val">Some</span>((field, local, <span class="kw">_</span>, adt_subst)) = |
| <a href=#754 id=754 data-nosnippet>754</a> sema.resolve_record_field_with_substitution(<span class="kw-2">&</span>record_field) |
| <a href=#755 id=755 data-nosnippet>755</a> { |
| <a href=#756 id=756 data-nosnippet>756</a> <span class="kw">let </span>res = <span class="kw">match </span>local { |
| <a href=#757 id=757 data-nosnippet>757</a> <span class="prelude-val">None </span>=> NameRefClass::Definition(Definition::Field(field), <span class="prelude-val">Some</span>(adt_subst)), |
| <a href=#758 id=758 data-nosnippet>758</a> <span class="prelude-val">Some</span>(local) => { |
| <a href=#759 id=759 data-nosnippet>759</a> NameRefClass::FieldShorthand { field_ref: field, local_ref: local, adt_subst } |
| <a href=#760 id=760 data-nosnippet>760</a> } |
| <a href=#761 id=761 data-nosnippet>761</a> }; |
| <a href=#762 id=762 data-nosnippet>762</a> <span class="kw">return </span><span class="prelude-val">Some</span>(res); |
| <a href=#763 id=763 data-nosnippet>763</a> } |
| <a href=#764 id=764 data-nosnippet>764</a> |
| <a href=#765 id=765 data-nosnippet>765</a> <span class="kw">if let </span><span class="prelude-val">Some</span>(path) = ast::PathSegment::cast(parent.clone()).map(|it| it.parent_path()) { |
| <a href=#766 id=766 data-nosnippet>766</a> <span class="kw">if </span>path.parent_path().is_none() |
| <a href=#767 id=767 data-nosnippet>767</a> && <span class="kw">let </span><span class="prelude-val">Some</span>(macro_call) = path.syntax().parent().and_then(ast::MacroCall::cast) |
| <a href=#768 id=768 data-nosnippet>768</a> { |
| <a href=#769 id=769 data-nosnippet>769</a> <span class="comment">// Only use this to resolve to macro calls for last segments as qualifiers resolve |
| <a href=#770 id=770 data-nosnippet>770</a> // to modules below. |
| <a href=#771 id=771 data-nosnippet>771</a> </span><span class="kw">if let </span><span class="prelude-val">Some</span>(macro_def) = sema.resolve_macro_call(<span class="kw-2">&</span>macro_call) { |
| <a href=#772 id=772 data-nosnippet>772</a> <span class="kw">return </span><span class="prelude-val">Some</span>(NameRefClass::Definition(Definition::Macro(macro_def), <span class="prelude-val">None</span>)); |
| <a href=#773 id=773 data-nosnippet>773</a> } |
| <a href=#774 id=774 data-nosnippet>774</a> } |
| <a href=#775 id=775 data-nosnippet>775</a> <span class="kw">return </span>sema |
| <a href=#776 id=776 data-nosnippet>776</a> .resolve_path_with_subst(<span class="kw-2">&</span>path) |
| <a href=#777 id=777 data-nosnippet>777</a> .map(|(res, subst)| NameRefClass::Definition(res.into(), subst)); |
| <a href=#778 id=778 data-nosnippet>778</a> } |
| <a href=#779 id=779 data-nosnippet>779</a> |
| <a href=#780 id=780 data-nosnippet>780</a> <span class="macro">match_ast!</span> { |
| <a href=#781 id=781 data-nosnippet>781</a> <span class="kw">match </span>parent { |
| <a href=#782 id=782 data-nosnippet>782</a> ast::MethodCallExpr(method_call) => { |
| <a href=#783 id=783 data-nosnippet>783</a> sema.resolve_method_call_fallback(<span class="kw-2">&</span>method_call) |
| <a href=#784 id=784 data-nosnippet>784</a> .map(|(def, subst)| { |
| <a href=#785 id=785 data-nosnippet>785</a> <span class="kw">match </span>def { |
| <a href=#786 id=786 data-nosnippet>786</a> Either::Left(def) => NameRefClass::Definition(def.into(), subst), |
| <a href=#787 id=787 data-nosnippet>787</a> Either::Right(def) => NameRefClass::Definition(def.into(), subst), |
| <a href=#788 id=788 data-nosnippet>788</a> } |
| <a href=#789 id=789 data-nosnippet>789</a> }) |
| <a href=#790 id=790 data-nosnippet>790</a> }, |
| <a href=#791 id=791 data-nosnippet>791</a> ast::FieldExpr(field_expr) => { |
| <a href=#792 id=792 data-nosnippet>792</a> sema.resolve_field_fallback(<span class="kw-2">&</span>field_expr) |
| <a href=#793 id=793 data-nosnippet>793</a> .map(|(def, subst)| { |
| <a href=#794 id=794 data-nosnippet>794</a> <span class="kw">match </span>def { |
| <a href=#795 id=795 data-nosnippet>795</a> Either::Left(Either::Left(def)) => NameRefClass::Definition(def.into(), subst), |
| <a href=#796 id=796 data-nosnippet>796</a> Either::Left(Either::Right(def)) => NameRefClass::Definition(Definition::TupleField(def), subst), |
| <a href=#797 id=797 data-nosnippet>797</a> Either::Right(def) => NameRefClass::Definition(def.into(), subst), |
| <a href=#798 id=798 data-nosnippet>798</a> } |
| <a href=#799 id=799 data-nosnippet>799</a> }) |
| <a href=#800 id=800 data-nosnippet>800</a> }, |
| <a href=#801 id=801 data-nosnippet>801</a> ast::RecordPatField(record_pat_field) => { |
| <a href=#802 id=802 data-nosnippet>802</a> sema.resolve_record_pat_field_with_subst(<span class="kw-2">&</span>record_pat_field) |
| <a href=#803 id=803 data-nosnippet>803</a> .map(|(field, <span class="kw">_</span>, subst)| NameRefClass::Definition(Definition::Field(field), <span class="prelude-val">Some</span>(subst))) |
| <a href=#804 id=804 data-nosnippet>804</a> }, |
| <a href=#805 id=805 data-nosnippet>805</a> ast::RecordExprField(record_expr_field) => { |
| <a href=#806 id=806 data-nosnippet>806</a> sema.resolve_record_field_with_substitution(<span class="kw-2">&</span>record_expr_field) |
| <a href=#807 id=807 data-nosnippet>807</a> .map(|(field, <span class="kw">_</span>, <span class="kw">_</span>, subst)| NameRefClass::Definition(Definition::Field(field), <span class="prelude-val">Some</span>(subst))) |
| <a href=#808 id=808 data-nosnippet>808</a> }, |
| <a href=#809 id=809 data-nosnippet>809</a> ast::AssocTypeArg(<span class="kw">_</span>) => { |
| <a href=#810 id=810 data-nosnippet>810</a> <span class="comment">// `Trait<Assoc = Ty>` |
| <a href=#811 id=811 data-nosnippet>811</a> // ^^^^^ |
| <a href=#812 id=812 data-nosnippet>812</a> </span><span class="kw">let </span>containing_path = name_ref.syntax().ancestors().find_map(ast::Path::cast)<span class="question-mark">?</span>; |
| <a href=#813 id=813 data-nosnippet>813</a> <span class="kw">let </span>resolved = sema.resolve_path(<span class="kw-2">&</span>containing_path)<span class="question-mark">?</span>; |
| <a href=#814 id=814 data-nosnippet>814</a> <span class="kw">if let </span>PathResolution::Def(ModuleDef::Trait(tr)) = resolved |
| <a href=#815 id=815 data-nosnippet>815</a> && <span class="kw">let </span><span class="prelude-val">Some</span>(ty) = tr |
| <a href=#816 id=816 data-nosnippet>816</a> .items_with_supertraits(sema.db) |
| <a href=#817 id=817 data-nosnippet>817</a> .iter() |
| <a href=#818 id=818 data-nosnippet>818</a> .filter_map(|<span class="kw-2">&</span>assoc| <span class="kw">match </span>assoc { |
| <a href=#819 id=819 data-nosnippet>819</a> hir::AssocItem::TypeAlias(it) => <span class="prelude-val">Some</span>(it), |
| <a href=#820 id=820 data-nosnippet>820</a> <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| <a href=#821 id=821 data-nosnippet>821</a> }) |
| <a href=#822 id=822 data-nosnippet>822</a> .find(|alias| alias.name(sema.db).as_str() == name_ref.text().trim_start_matches(<span class="string">"r#"</span>)) |
| <a href=#823 id=823 data-nosnippet>823</a> { |
| <a href=#824 id=824 data-nosnippet>824</a> <span class="comment">// No substitution, this can only occur in type position. |
| <a href=#825 id=825 data-nosnippet>825</a> </span><span class="kw">return </span><span class="prelude-val">Some</span>(NameRefClass::Definition(Definition::TypeAlias(ty), <span class="prelude-val">None</span>)); |
| <a href=#826 id=826 data-nosnippet>826</a> } |
| <a href=#827 id=827 data-nosnippet>827</a> <span class="prelude-val">None |
| <a href=#828 id=828 data-nosnippet>828</a> </span>}, |
| <a href=#829 id=829 data-nosnippet>829</a> ast::UseBoundGenericArgs(<span class="kw">_</span>) => { |
| <a href=#830 id=830 data-nosnippet>830</a> <span class="comment">// No substitution, this can only occur in type position. |
| <a href=#831 id=831 data-nosnippet>831</a> </span>sema.resolve_use_type_arg(name_ref) |
| <a href=#832 id=832 data-nosnippet>832</a> .map(GenericParam::TypeParam) |
| <a href=#833 id=833 data-nosnippet>833</a> .map(Definition::GenericParam) |
| <a href=#834 id=834 data-nosnippet>834</a> .map(|it| NameRefClass::Definition(it, <span class="prelude-val">None</span>)) |
| <a href=#835 id=835 data-nosnippet>835</a> }, |
| <a href=#836 id=836 data-nosnippet>836</a> ast::ExternCrate(extern_crate_ast) => { |
| <a href=#837 id=837 data-nosnippet>837</a> <span class="kw">let </span>extern_crate = sema.to_def(<span class="kw-2">&</span>extern_crate_ast)<span class="question-mark">?</span>; |
| <a href=#838 id=838 data-nosnippet>838</a> <span class="kw">let </span>krate = extern_crate.resolved_crate(sema.db)<span class="question-mark">?</span>; |
| <a href=#839 id=839 data-nosnippet>839</a> <span class="prelude-val">Some</span>(<span class="kw">if </span>extern_crate_ast.rename().is_some() { |
| <a href=#840 id=840 data-nosnippet>840</a> NameRefClass::Definition(Definition::Crate(krate), <span class="prelude-val">None</span>) |
| <a href=#841 id=841 data-nosnippet>841</a> } <span class="kw">else </span>{ |
| <a href=#842 id=842 data-nosnippet>842</a> NameRefClass::ExternCrateShorthand { krate, decl: extern_crate } |
| <a href=#843 id=843 data-nosnippet>843</a> }) |
| <a href=#844 id=844 data-nosnippet>844</a> }, |
| <a href=#845 id=845 data-nosnippet>845</a> ast::AsmRegSpec(<span class="kw">_</span>) => { |
| <a href=#846 id=846 data-nosnippet>846</a> <span class="prelude-val">Some</span>(NameRefClass::Definition(Definition::InlineAsmRegOrRegClass(()), <span class="prelude-val">None</span>)) |
| <a href=#847 id=847 data-nosnippet>847</a> }, |
| <a href=#848 id=848 data-nosnippet>848</a> ast::OffsetOfExpr(<span class="kw">_</span>) => { |
| <a href=#849 id=849 data-nosnippet>849</a> <span class="kw">let </span>(def, subst) = sema.resolve_offset_of_field(name_ref)<span class="question-mark">?</span>; |
| <a href=#850 id=850 data-nosnippet>850</a> <span class="kw">let </span>def = <span class="kw">match </span>def { |
| <a href=#851 id=851 data-nosnippet>851</a> Either::Left(variant) => Definition::Variant(variant), |
| <a href=#852 id=852 data-nosnippet>852</a> Either::Right(field) => Definition::Field(field), |
| <a href=#853 id=853 data-nosnippet>853</a> }; |
| <a href=#854 id=854 data-nosnippet>854</a> <span class="prelude-val">Some</span>(NameRefClass::Definition(def, <span class="prelude-val">Some</span>(subst))) |
| <a href=#855 id=855 data-nosnippet>855</a> }, |
| <a href=#856 id=856 data-nosnippet>856</a> <span class="kw">_ </span>=> <span class="prelude-val">None |
| <a href=#857 id=857 data-nosnippet>857</a> </span>} |
| <a href=#858 id=858 data-nosnippet>858</a> } |
| <a href=#859 id=859 data-nosnippet>859</a> } |
| <a href=#860 id=860 data-nosnippet>860</a> |
| <a href=#861 id=861 data-nosnippet>861</a> <span class="kw">pub fn </span>classify_lifetime( |
| <a href=#862 id=862 data-nosnippet>862</a> sema: <span class="kw-2">&</span>Semantics<<span class="lifetime">'db</span>, RootDatabase>, |
| <a href=#863 id=863 data-nosnippet>863</a> lifetime: <span class="kw-2">&</span>ast::Lifetime, |
| <a href=#864 id=864 data-nosnippet>864</a> ) -> <span class="prelude-ty">Option</span><NameRefClass<<span class="lifetime">'db</span>>> { |
| <a href=#865 id=865 data-nosnippet>865</a> <span class="kw">let </span>_p = <span class="macro">tracing::info_span!</span>(<span class="string">"NameRefClass::classify_lifetime"</span>, <span class="question-mark">?</span>lifetime).entered(); |
| <a href=#866 id=866 data-nosnippet>866</a> <span class="kw">if </span>lifetime.text() == <span class="string">"'static" </span>{ |
| <a href=#867 id=867 data-nosnippet>867</a> <span class="kw">return </span><span class="prelude-val">Some</span>(NameRefClass::Definition( |
| <a href=#868 id=868 data-nosnippet>868</a> Definition::BuiltinLifetime(StaticLifetime), |
| <a href=#869 id=869 data-nosnippet>869</a> <span class="prelude-val">None</span>, |
| <a href=#870 id=870 data-nosnippet>870</a> )); |
| <a href=#871 id=871 data-nosnippet>871</a> } |
| <a href=#872 id=872 data-nosnippet>872</a> <span class="kw">let </span>parent = lifetime.syntax().parent()<span class="question-mark">?</span>; |
| <a href=#873 id=873 data-nosnippet>873</a> <span class="kw">match </span>parent.kind() { |
| <a href=#874 id=874 data-nosnippet>874</a> SyntaxKind::BREAK_EXPR | SyntaxKind::CONTINUE_EXPR => sema |
| <a href=#875 id=875 data-nosnippet>875</a> .resolve_label(lifetime) |
| <a href=#876 id=876 data-nosnippet>876</a> .map(Definition::Label) |
| <a href=#877 id=877 data-nosnippet>877</a> .map(|it| NameRefClass::Definition(it, <span class="prelude-val">None</span>)), |
| <a href=#878 id=878 data-nosnippet>878</a> SyntaxKind::LIFETIME_ARG |
| <a href=#879 id=879 data-nosnippet>879</a> | SyntaxKind::USE_BOUND_GENERIC_ARGS |
| <a href=#880 id=880 data-nosnippet>880</a> | SyntaxKind::SELF_PARAM |
| <a href=#881 id=881 data-nosnippet>881</a> | SyntaxKind::TYPE_BOUND |
| <a href=#882 id=882 data-nosnippet>882</a> | SyntaxKind::WHERE_PRED |
| <a href=#883 id=883 data-nosnippet>883</a> | SyntaxKind::REF_TYPE => sema |
| <a href=#884 id=884 data-nosnippet>884</a> .resolve_lifetime_param(lifetime) |
| <a href=#885 id=885 data-nosnippet>885</a> .map(GenericParam::LifetimeParam) |
| <a href=#886 id=886 data-nosnippet>886</a> .map(Definition::GenericParam) |
| <a href=#887 id=887 data-nosnippet>887</a> .map(|it| NameRefClass::Definition(it, <span class="prelude-val">None</span>)), |
| <a href=#888 id=888 data-nosnippet>888</a> <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| <a href=#889 id=889 data-nosnippet>889</a> } |
| <a href=#890 id=890 data-nosnippet>890</a> } |
| <a href=#891 id=891 data-nosnippet>891</a>} |
| <a href=#892 id=892 data-nosnippet>892</a> |
| <a href=#893 id=893 data-nosnippet>893</a><span class="macro">impl_from!</span>( |
| <a href=#894 id=894 data-nosnippet>894</a> Field, Module, Function, Adt, Variant, Const, Static, Trait, TypeAlias, BuiltinType, Local, |
| <a href=#895 id=895 data-nosnippet>895</a> GenericParam, Label, Macro, ExternCrateDecl |
| <a href=#896 id=896 data-nosnippet>896</a> <span class="kw">for </span>Definition |
| <a href=#897 id=897 data-nosnippet>897</a>); |
| <a href=#898 id=898 data-nosnippet>898</a> |
| <a href=#899 id=899 data-nosnippet>899</a><span class="kw">impl </span>From<Impl> <span class="kw">for </span>Definition { |
| <a href=#900 id=900 data-nosnippet>900</a> <span class="kw">fn </span>from(impl_: Impl) -> <span class="self">Self </span>{ |
| <a href=#901 id=901 data-nosnippet>901</a> Definition::SelfType(impl_) |
| <a href=#902 id=902 data-nosnippet>902</a> } |
| <a href=#903 id=903 data-nosnippet>903</a>} |
| <a href=#904 id=904 data-nosnippet>904</a> |
| <a href=#905 id=905 data-nosnippet>905</a><span class="kw">impl </span>From<InlineAsmOperand> <span class="kw">for </span>Definition { |
| <a href=#906 id=906 data-nosnippet>906</a> <span class="kw">fn </span>from(value: InlineAsmOperand) -> <span class="self">Self </span>{ |
| <a href=#907 id=907 data-nosnippet>907</a> Definition::InlineAsmOperand(value) |
| <a href=#908 id=908 data-nosnippet>908</a> } |
| <a href=#909 id=909 data-nosnippet>909</a>} |
| <a href=#910 id=910 data-nosnippet>910</a> |
| <a href=#911 id=911 data-nosnippet>911</a><span class="kw">impl </span>From<Either<PathResolution, InlineAsmOperand>> <span class="kw">for </span>Definition { |
| <a href=#912 id=912 data-nosnippet>912</a> <span class="kw">fn </span>from(value: Either<PathResolution, InlineAsmOperand>) -> <span class="self">Self </span>{ |
| <a href=#913 id=913 data-nosnippet>913</a> value.either(Definition::from, Definition::from) |
| <a href=#914 id=914 data-nosnippet>914</a> } |
| <a href=#915 id=915 data-nosnippet>915</a>} |
| <a href=#916 id=916 data-nosnippet>916</a> |
| <a href=#917 id=917 data-nosnippet>917</a><span class="kw">impl </span>AsAssocItem <span class="kw">for </span>Definition { |
| <a href=#918 id=918 data-nosnippet>918</a> <span class="kw">fn </span>as_assoc_item(<span class="self">self</span>, db: <span class="kw-2">&</span><span class="kw">dyn </span>hir::db::HirDatabase) -> <span class="prelude-ty">Option</span><AssocItem> { |
| <a href=#919 id=919 data-nosnippet>919</a> <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#920 id=920 data-nosnippet>920</a> Definition::Function(it) => it.as_assoc_item(db), |
| <a href=#921 id=921 data-nosnippet>921</a> Definition::Const(it) => it.as_assoc_item(db), |
| <a href=#922 id=922 data-nosnippet>922</a> Definition::TypeAlias(it) => it.as_assoc_item(db), |
| <a href=#923 id=923 data-nosnippet>923</a> <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| <a href=#924 id=924 data-nosnippet>924</a> } |
| <a href=#925 id=925 data-nosnippet>925</a> } |
| <a href=#926 id=926 data-nosnippet>926</a>} |
| <a href=#927 id=927 data-nosnippet>927</a> |
| <a href=#928 id=928 data-nosnippet>928</a><span class="kw">impl </span>AsExternAssocItem <span class="kw">for </span>Definition { |
| <a href=#929 id=929 data-nosnippet>929</a> <span class="kw">fn </span>as_extern_assoc_item(<span class="self">self</span>, db: <span class="kw-2">&</span><span class="kw">dyn </span>hir::db::HirDatabase) -> <span class="prelude-ty">Option</span><ExternAssocItem> { |
| <a href=#930 id=930 data-nosnippet>930</a> <span class="kw">match </span><span class="self">self </span>{ |
| <a href=#931 id=931 data-nosnippet>931</a> Definition::Function(it) => it.as_extern_assoc_item(db), |
| <a href=#932 id=932 data-nosnippet>932</a> Definition::Static(it) => it.as_extern_assoc_item(db), |
| <a href=#933 id=933 data-nosnippet>933</a> Definition::TypeAlias(it) => it.as_extern_assoc_item(db), |
| <a href=#934 id=934 data-nosnippet>934</a> <span class="kw">_ </span>=> <span class="prelude-val">None</span>, |
| <a href=#935 id=935 data-nosnippet>935</a> } |
| <a href=#936 id=936 data-nosnippet>936</a> } |
| <a href=#937 id=937 data-nosnippet>937</a>} |
| <a href=#938 id=938 data-nosnippet>938</a> |
| <a href=#939 id=939 data-nosnippet>939</a><span class="kw">impl </span>From<AssocItem> <span class="kw">for </span>Definition { |
| <a href=#940 id=940 data-nosnippet>940</a> <span class="kw">fn </span>from(assoc_item: AssocItem) -> <span class="self">Self </span>{ |
| <a href=#941 id=941 data-nosnippet>941</a> <span class="kw">match </span>assoc_item { |
| <a href=#942 id=942 data-nosnippet>942</a> AssocItem::Function(it) => Definition::Function(it), |
| <a href=#943 id=943 data-nosnippet>943</a> AssocItem::Const(it) => Definition::Const(it), |
| <a href=#944 id=944 data-nosnippet>944</a> AssocItem::TypeAlias(it) => Definition::TypeAlias(it), |
| <a href=#945 id=945 data-nosnippet>945</a> } |
| <a href=#946 id=946 data-nosnippet>946</a> } |
| <a href=#947 id=947 data-nosnippet>947</a>} |
| <a href=#948 id=948 data-nosnippet>948</a> |
| <a href=#949 id=949 data-nosnippet>949</a><span class="kw">impl </span>From<PathResolution> <span class="kw">for </span>Definition { |
| <a href=#950 id=950 data-nosnippet>950</a> <span class="kw">fn </span>from(path_resolution: PathResolution) -> <span class="self">Self </span>{ |
| <a href=#951 id=951 data-nosnippet>951</a> <span class="kw">match </span>path_resolution { |
| <a href=#952 id=952 data-nosnippet>952</a> PathResolution::Def(def) => def.into(), |
| <a href=#953 id=953 data-nosnippet>953</a> PathResolution::Local(local) => Definition::Local(local), |
| <a href=#954 id=954 data-nosnippet>954</a> PathResolution::TypeParam(par) => Definition::GenericParam(par.into()), |
| <a href=#955 id=955 data-nosnippet>955</a> PathResolution::ConstParam(par) => Definition::GenericParam(par.into()), |
| <a href=#956 id=956 data-nosnippet>956</a> PathResolution::SelfType(impl_def) => Definition::SelfType(impl_def), |
| <a href=#957 id=957 data-nosnippet>957</a> PathResolution::BuiltinAttr(attr) => Definition::BuiltinAttr(attr), |
| <a href=#958 id=958 data-nosnippet>958</a> PathResolution::ToolModule(tool) => Definition::ToolModule(tool), |
| <a href=#959 id=959 data-nosnippet>959</a> PathResolution::DeriveHelper(helper) => Definition::DeriveHelper(helper), |
| <a href=#960 id=960 data-nosnippet>960</a> } |
| <a href=#961 id=961 data-nosnippet>961</a> } |
| <a href=#962 id=962 data-nosnippet>962</a>} |
| <a href=#963 id=963 data-nosnippet>963</a> |
| <a href=#964 id=964 data-nosnippet>964</a><span class="kw">impl </span>From<ModuleDef> <span class="kw">for </span>Definition { |
| <a href=#965 id=965 data-nosnippet>965</a> <span class="kw">fn </span>from(def: ModuleDef) -> <span class="self">Self </span>{ |
| <a href=#966 id=966 data-nosnippet>966</a> <span class="kw">match </span>def { |
| <a href=#967 id=967 data-nosnippet>967</a> ModuleDef::Module(it) => Definition::Module(it), |
| <a href=#968 id=968 data-nosnippet>968</a> ModuleDef::Function(it) => Definition::Function(it), |
| <a href=#969 id=969 data-nosnippet>969</a> ModuleDef::Adt(it) => Definition::Adt(it), |
| <a href=#970 id=970 data-nosnippet>970</a> ModuleDef::Variant(it) => Definition::Variant(it), |
| <a href=#971 id=971 data-nosnippet>971</a> ModuleDef::Const(it) => Definition::Const(it), |
| <a href=#972 id=972 data-nosnippet>972</a> ModuleDef::Static(it) => Definition::Static(it), |
| <a href=#973 id=973 data-nosnippet>973</a> ModuleDef::Trait(it) => Definition::Trait(it), |
| <a href=#974 id=974 data-nosnippet>974</a> ModuleDef::TypeAlias(it) => Definition::TypeAlias(it), |
| <a href=#975 id=975 data-nosnippet>975</a> ModuleDef::Macro(it) => Definition::Macro(it), |
| <a href=#976 id=976 data-nosnippet>976</a> ModuleDef::BuiltinType(it) => Definition::BuiltinType(it), |
| <a href=#977 id=977 data-nosnippet>977</a> } |
| <a href=#978 id=978 data-nosnippet>978</a> } |
| <a href=#979 id=979 data-nosnippet>979</a>} |
| <a href=#980 id=980 data-nosnippet>980</a> |
| <a href=#981 id=981 data-nosnippet>981</a><span class="kw">impl </span>From<DocLinkDef> <span class="kw">for </span>Definition { |
| <a href=#982 id=982 data-nosnippet>982</a> <span class="kw">fn </span>from(def: DocLinkDef) -> <span class="self">Self </span>{ |
| <a href=#983 id=983 data-nosnippet>983</a> <span class="kw">match </span>def { |
| <a href=#984 id=984 data-nosnippet>984</a> DocLinkDef::ModuleDef(it) => it.into(), |
| <a href=#985 id=985 data-nosnippet>985</a> DocLinkDef::Field(it) => it.into(), |
| <a href=#986 id=986 data-nosnippet>986</a> DocLinkDef::SelfType(it) => it.into(), |
| <a href=#987 id=987 data-nosnippet>987</a> } |
| <a href=#988 id=988 data-nosnippet>988</a> } |
| <a href=#989 id=989 data-nosnippet>989</a>} |
| <a href=#990 id=990 data-nosnippet>990</a> |
| <a href=#991 id=991 data-nosnippet>991</a><span class="kw">impl </span>From<VariantDef> <span class="kw">for </span>Definition { |
| <a href=#992 id=992 data-nosnippet>992</a> <span class="kw">fn </span>from(def: VariantDef) -> <span class="self">Self </span>{ |
| <a href=#993 id=993 data-nosnippet>993</a> ModuleDef::from(def).into() |
| <a href=#994 id=994 data-nosnippet>994</a> } |
| <a href=#995 id=995 data-nosnippet>995</a>} |
| <a href=#996 id=996 data-nosnippet>996</a> |
| <a href=#997 id=997 data-nosnippet>997</a><span class="kw">impl </span>TryFrom<DefWithBody> <span class="kw">for </span>Definition { |
| <a href=#998 id=998 data-nosnippet>998</a> <span class="kw">type </span>Error = (); |
| <a href=#999 id=999 data-nosnippet>999</a> <span class="kw">fn </span>try_from(def: DefWithBody) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="self">Self</span>::Error> { |
| <a href=#1000 id=1000 data-nosnippet>1000</a> <span class="kw">match </span>def { |
| <a href=#1001 id=1001 data-nosnippet>1001</a> DefWithBody::Function(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1002 id=1002 data-nosnippet>1002</a> DefWithBody::Static(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1003 id=1003 data-nosnippet>1003</a> DefWithBody::Const(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1004 id=1004 data-nosnippet>1004</a> DefWithBody::Variant(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1005 id=1005 data-nosnippet>1005</a> } |
| <a href=#1006 id=1006 data-nosnippet>1006</a> } |
| <a href=#1007 id=1007 data-nosnippet>1007</a>} |
| <a href=#1008 id=1008 data-nosnippet>1008</a> |
| <a href=#1009 id=1009 data-nosnippet>1009</a><span class="kw">impl </span>From<GenericDef> <span class="kw">for </span>Definition { |
| <a href=#1010 id=1010 data-nosnippet>1010</a> <span class="kw">fn </span>from(def: GenericDef) -> <span class="self">Self </span>{ |
| <a href=#1011 id=1011 data-nosnippet>1011</a> <span class="kw">match </span>def { |
| <a href=#1012 id=1012 data-nosnippet>1012</a> GenericDef::Function(it) => it.into(), |
| <a href=#1013 id=1013 data-nosnippet>1013</a> GenericDef::Adt(it) => it.into(), |
| <a href=#1014 id=1014 data-nosnippet>1014</a> GenericDef::Trait(it) => it.into(), |
| <a href=#1015 id=1015 data-nosnippet>1015</a> GenericDef::TypeAlias(it) => it.into(), |
| <a href=#1016 id=1016 data-nosnippet>1016</a> GenericDef::Impl(it) => it.into(), |
| <a href=#1017 id=1017 data-nosnippet>1017</a> GenericDef::Const(it) => it.into(), |
| <a href=#1018 id=1018 data-nosnippet>1018</a> GenericDef::Static(it) => it.into(), |
| <a href=#1019 id=1019 data-nosnippet>1019</a> } |
| <a href=#1020 id=1020 data-nosnippet>1020</a> } |
| <a href=#1021 id=1021 data-nosnippet>1021</a>} |
| <a href=#1022 id=1022 data-nosnippet>1022</a> |
| <a href=#1023 id=1023 data-nosnippet>1023</a><span class="kw">impl </span>TryFrom<Definition> <span class="kw">for </span>GenericDef { |
| <a href=#1024 id=1024 data-nosnippet>1024</a> <span class="kw">type </span>Error = (); |
| <a href=#1025 id=1025 data-nosnippet>1025</a> <span class="kw">fn </span>try_from(def: Definition) -> <span class="prelude-ty">Result</span><<span class="self">Self</span>, <span class="self">Self</span>::Error> { |
| <a href=#1026 id=1026 data-nosnippet>1026</a> <span class="kw">match </span>def { |
| <a href=#1027 id=1027 data-nosnippet>1027</a> Definition::Function(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1028 id=1028 data-nosnippet>1028</a> Definition::Adt(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1029 id=1029 data-nosnippet>1029</a> Definition::Trait(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1030 id=1030 data-nosnippet>1030</a> Definition::TypeAlias(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1031 id=1031 data-nosnippet>1031</a> Definition::SelfType(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1032 id=1032 data-nosnippet>1032</a> Definition::Const(it) => <span class="prelude-val">Ok</span>(it.into()), |
| <a href=#1033 id=1033 data-nosnippet>1033</a> <span class="kw">_ </span>=> <span class="prelude-val">Err</span>(()), |
| <a href=#1034 id=1034 data-nosnippet>1034</a> } |
| <a href=#1035 id=1035 data-nosnippet>1035</a> } |
| <a href=#1036 id=1036 data-nosnippet>1036</a>}</code></pre></div></section></main></body></html> |
