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//
// Copyright (c) 2011-2019 Canonical Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package yaml_test
import (
"bytes"
"fmt"
"os"
. "gopkg.in/check.v1"
"gopkg.in/yaml.v3"
"io"
"strings"
)
var nodeTests = []struct {
yaml string
node yaml.Node
}{
{
"null\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "null",
Tag: "!!null",
Line: 1,
Column: 1,
}},
},
}, {
"[encode]null\n",
yaml.Node{},
}, {
"foo\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "foo",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"\"foo\"\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.DoubleQuotedStyle,
Value: "foo",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"'foo'\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.SingleQuotedStyle,
Value: "foo",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"!!str 123\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.TaggedStyle,
Value: "123",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
// Although the node isn't TaggedStyle, dropping the tag would change the value.
"[encode]!!binary gIGC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "gIGC",
Tag: "!!binary",
Line: 1,
Column: 1,
}},
},
}, {
// Item doesn't have a tag, but needs to be binary encoded due to its content.
"[encode]!!binary gIGC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "\x80\x81\x82",
Line: 1,
Column: 1,
}},
},
}, {
// Same, but with strings we can just quote them.
"[encode]\"123\"\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "123",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"!tag:something 123\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.TaggedStyle,
Value: "123",
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"[encode]!tag:something 123\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "123",
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"!tag:something {}\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Style: yaml.TaggedStyle | yaml.FlowStyle,
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"[encode]!tag:something {}\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Style: yaml.FlowStyle,
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"!tag:something []\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Style: yaml.TaggedStyle | yaml.FlowStyle,
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"[encode]!tag:something []\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Style: yaml.FlowStyle,
Tag: "!tag:something",
Line: 1,
Column: 1,
}},
},
}, {
"''\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.SingleQuotedStyle,
Value: "",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"|\n foo\n bar\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: yaml.LiteralStyle,
Value: "foo\nbar\n",
Tag: "!!str",
Line: 1,
Column: 1,
}},
},
}, {
"true\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 1,
Column: 1,
}},
},
}, {
"-10\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "-10",
Tag: "!!int",
Line: 1,
Column: 1,
}},
},
}, {
"4294967296\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "4294967296",
Tag: "!!int",
Line: 1,
Column: 1,
}},
},
}, {
"0.1000\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "0.1000",
Tag: "!!float",
Line: 1,
Column: 1,
}},
},
}, {
"-.inf\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "-.inf",
Tag: "!!float",
Line: 1,
Column: 1,
}},
},
}, {
".nan\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: ".nan",
Tag: "!!float",
Line: 1,
Column: 1,
}},
},
}, {
"{}\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Style: yaml.FlowStyle,
Value: "",
Tag: "!!map",
Line: 1,
Column: 1,
}},
},
}, {
"a: b c\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Value: "",
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Value: "b c",
Tag: "!!str",
Line: 1,
Column: 4,
}},
}},
},
}, {
"a:\n b: c\n d: e\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Value: "c",
Tag: "!!str",
Line: 2,
Column: 6,
}, {
Kind: yaml.ScalarNode,
Value: "d",
Tag: "!!str",
Line: 3,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Value: "e",
Tag: "!!str",
Line: 3,
Column: 6,
}},
}},
}},
},
}, {
"a:\n - b: c\n d: e\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 5,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Value: "c",
Tag: "!!str",
Line: 2,
Column: 8,
}, {
Kind: yaml.ScalarNode,
Value: "d",
Tag: "!!str",
Line: 3,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Value: "e",
Tag: "!!str",
Line: 3,
Column: 8,
}},
}},
}},
}},
},
}, {
"a: # AI\n - b\nc:\n - d\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "a",
LineComment: "# AI",
Line: 1,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "b",
Line: 2,
Column: 5,
}},
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "c",
Line: 3,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "d",
Line: 4,
Column: 5,
}},
Line: 4,
Column: 3,
}},
}},
},
}, {
"[decode]a:\n # HM\n - # HB1\n # HB2\n b: # IB\n c # IC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: 0x0,
Tag: "!!str",
Value: "a",
Line: 1,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 3,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
HeadComment: "# HM",
Line: 5,
Column: 5,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "b",
HeadComment: "# HB1\n# HB2",
LineComment: "# IB",
Line: 5,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "c",
LineComment: "# IC",
Line: 6,
Column: 7,
}},
}},
}},
}},
},
}, {
// When encoding the value above, it loses b's inline comment.
"[encode]a:\n # HM\n - # HB1\n # HB2\n b: c # IC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Style: 0x0,
Tag: "!!str",
Value: "a",
Line: 1,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 3,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
HeadComment: "# HM",
Line: 5,
Column: 5,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "b",
HeadComment: "# HB1\n# HB2",
LineComment: "# IB",
Line: 5,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "c",
LineComment: "# IC",
Line: 6,
Column: 7,
}},
}},
}},
}},
},
}, {
// Multiple cases of comment inlining next to mapping keys.
"a: | # IA\n str\nb: >- # IB\n str\nc: # IC\n - str\nd: # ID\n str:\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "a",
Line: 1,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Style: yaml.LiteralStyle,
Tag: "!!str",
Value: "str\n",
LineComment: "# IA",
Line: 1,
Column: 4,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "b",
Line: 3,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Style: yaml.FoldedStyle,
Tag: "!!str",
Value: "str",
LineComment: "# IB",
Line: 3,
Column: 4,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "c",
LineComment: "# IC",
Line: 5,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 6,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "str",
Line: 6,
Column: 5,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "d",
LineComment: "# ID",
Line: 7,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 8,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "str",
Line: 8,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!null",
Line: 8,
Column: 7,
}},
}},
}},
},
}, {
// Indentless sequence.
"[decode]a:\n# HM\n- # HB1\n # HB2\n b: # IB\n c # IC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "a",
Line: 1,
Column: 1,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 3,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
HeadComment: "# HM",
Line: 5,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "b",
HeadComment: "# HB1\n# HB2",
LineComment: "# IB",
Line: 5,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "c",
LineComment: "# IC",
Line: 6,
Column: 5,
}},
}},
}},
}},
},
}, {
"- a\n- b\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Value: "",
Tag: "!!seq",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 3,
}},
}},
},
}, {
"- a\n- - b\n - c\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 3,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Value: "c",
Tag: "!!str",
Line: 3,
Column: 5,
}},
}},
}},
},
}, {
"[a, b]\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Style: yaml.FlowStyle,
Value: "",
Tag: "!!seq",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 2,
}, {
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 1,
Column: 5,
}},
}},
},
}, {
"- a\n- [b, c]\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 3,
}, {
Kind: yaml.SequenceNode,
Tag: "!!seq",
Style: yaml.FlowStyle,
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 4,
}, {
Kind: yaml.ScalarNode,
Value: "c",
Tag: "!!str",
Line: 2,
Column: 7,
}},
}},
}},
},
}, {
"a: &x 1\nb: &y 2\nc: *x\nd: *y\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Line: 1,
Column: 1,
Tag: "!!map",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
Line: 1,
Column: 1,
},
saveNode("x", &yaml.Node{
Kind: yaml.ScalarNode,
Value: "1",
Tag: "!!int",
Anchor: "x",
Line: 1,
Column: 4,
}),
{
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
Line: 2,
Column: 1,
},
saveNode("y", &yaml.Node{
Kind: yaml.ScalarNode,
Value: "2",
Tag: "!!int",
Anchor: "y",
Line: 2,
Column: 4,
}),
{
Kind: yaml.ScalarNode,
Value: "c",
Tag: "!!str",
Line: 3,
Column: 1,
}, {
Kind: yaml.AliasNode,
Value: "x",
Alias: dropNode("x"),
Line: 3,
Column: 4,
}, {
Kind: yaml.ScalarNode,
Value: "d",
Tag: "!!str",
Line: 4,
Column: 1,
}, {
Kind: yaml.AliasNode,
Value: "y",
Tag: "",
Alias: dropNode("y"),
Line: 4,
Column: 4,
}},
}},
},
}, {
"# One\n# Two\ntrue # Three\n# Four\n# Five\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 3,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 3,
Column: 1,
HeadComment: "# One\n# Two",
LineComment: "# Three",
FootComment: "# Four\n# Five",
}},
},
}, {
"# Å¡\ntrue # Å¡\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 2,
Column: 1,
HeadComment: "# Å¡",
LineComment: "# Å¡",
}},
},
}, {
"[decode]\n# One\n\n# Two\n\n# Three\ntrue # Four\n# Five\n\n# Six\n\n# Seven\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 7,
Column: 1,
HeadComment: "# One\n\n# Two",
FootComment: "# Six\n\n# Seven",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 7,
Column: 1,
HeadComment: "# Three",
LineComment: "# Four",
FootComment: "# Five",
}},
},
}, {
// Write out the pound character if missing from comments.
"[encode]# One\n# Two\ntrue # Three\n# Four\n# Five\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 3,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 3,
Column: 1,
HeadComment: "One\nTwo\n",
LineComment: "Three\n",
FootComment: "Four\nFive\n",
}},
},
}, {
"[encode]# One\n# Two\ntrue # Three\n# Four\n# Five\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 3,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 3,
Column: 1,
HeadComment: " One\n Two",
LineComment: " Three",
FootComment: " Four\n Five",
}},
},
}, {
"# DH1\n\n# DH2\n\n# H1\n# H2\ntrue # I\n# F1\n# F2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 7,
Column: 1,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "true",
Tag: "!!bool",
Line: 7,
Column: 1,
HeadComment: "# H1\n# H2",
LineComment: "# I",
FootComment: "# F1\n# F2",
}},
},
}, {
"# DH1\n\n# DH2\n\n# HA1\n# HA2\nka: va # IA\n# FA1\n# FA2\n\n# HB1\n# HB2\nkb: vb # IB\n# FB1\n# FB2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 7,
Column: 1,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Line: 7,
Column: 1,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1\n# HA2",
FootComment: "# FA1\n# FA2",
}, {
Kind: yaml.ScalarNode,
Line: 7,
Column: 5,
Tag: "!!str",
Value: "va",
LineComment: "# IA",
}, {
Kind: yaml.ScalarNode,
Line: 13,
Column: 1,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1\n# HB2",
FootComment: "# FB1\n# FB2",
}, {
Kind: yaml.ScalarNode,
Line: 13,
Column: 5,
Tag: "!!str",
Value: "vb",
LineComment: "# IB",
}},
}},
},
}, {
"# DH1\n\n# DH2\n\n# HA1\n# HA2\n- la # IA\n# FA1\n# FA2\n\n# HB1\n# HB2\n- lb # IB\n# FB1\n# FB2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 7,
Column: 1,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 7,
Column: 3,
Value: "la",
HeadComment: "# HA1\n# HA2",
LineComment: "# IA",
FootComment: "# FA1\n# FA2",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 13,
Column: 3,
Value: "lb",
HeadComment: "# HB1\n# HB2",
LineComment: "# IB",
FootComment: "# FB1\n# FB2",
}},
}},
},
}, {
"# DH1\n\n- la # IA\n# HB1\n- lb\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 3,
Column: 1,
HeadComment: "# DH1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 3,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 3,
Column: 3,
Value: "la",
LineComment: "# IA",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 5,
Column: 3,
Value: "lb",
HeadComment: "# HB1",
}},
}},
},
}, {
"- la # IA\n- lb # IB\n- lc # IC\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 1,
Column: 3,
Value: "la",
LineComment: "# IA",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 2,
Column: 3,
Value: "lb",
LineComment: "# IB",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 3,
Column: 3,
Value: "lc",
LineComment: "# IC",
}},
}},
},
}, {
"# DH1\n\n# HL1\n- - la\n # HB1\n - lb\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 4,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 4,
Column: 3,
HeadComment: "# HL1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 4,
Column: 5,
Value: "la",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 5,
Value: "lb",
HeadComment: "# HB1",
}},
}},
}},
},
}, {
"# DH1\n\n# HL1\n- # HA1\n - la\n # HB1\n - lb\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 4,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 5,
Column: 3,
HeadComment: "# HL1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 5,
Column: 5,
Value: "la",
HeadComment: "# HA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 7,
Column: 5,
Value: "lb",
HeadComment: "# HB1",
}},
}},
}},
},
}, {
"[decode]# DH1\n\n# HL1\n- # HA1\n\n - la\n # HB1\n - lb\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 4,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 6,
Column: 3,
HeadComment: "# HL1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 5,
Value: "la",
HeadComment: "# HA1\n",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 8,
Column: 5,
Value: "lb",
HeadComment: "# HB1",
}},
}},
}},
},
}, {
"# DH1\n\n# HA1\nka:\n # HB1\n kb:\n # HC1\n # HC2\n - lc # IC\n # FC1\n # FC2\n\n # HD1\n - ld # ID\n # FD1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 4,
Column: 1,
Value: "ka",
HeadComment: "# HA1",
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 6,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "kb",
HeadComment: "# HB1",
}, {
Kind: yaml.SequenceNode,
Line: 9,
Column: 5,
Tag: "!!seq",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 9,
Column: 7,
Value: "lc",
HeadComment: "# HC1\n# HC2",
LineComment: "# IC",
FootComment: "# FC1\n# FC2",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 14,
Column: 7,
Value: "ld",
HeadComment: "# HD1",
LineComment: "# ID",
FootComment: "# FD1",
}},
}},
}},
}},
},
}, {
"# DH1\n\n# HA1\nka:\n # HB1\n kb:\n # HC1\n # HC2\n - lc # IC\n # FC1\n # FC2\n\n # HD1\n - ld # ID\n # FD1\nke: ve\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 4,
Column: 1,
Value: "ka",
HeadComment: "# HA1",
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 6,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "kb",
HeadComment: "# HB1",
}, {
Kind: yaml.SequenceNode,
Line: 9,
Column: 5,
Tag: "!!seq",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 9,
Column: 7,
Value: "lc",
HeadComment: "# HC1\n# HC2",
LineComment: "# IC",
FootComment: "# FC1\n# FC2",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 14,
Column: 7,
Value: "ld",
HeadComment: "# HD1",
LineComment: "# ID",
FootComment: "# FD1",
}},
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 16,
Column: 1,
Value: "ke",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 16,
Column: 5,
Value: "ve",
}},
}},
},
}, {
"# DH1\n\n# DH2\n\n# HA1\n# HA2\nka:\n # HB1\n # HB2\n kb:\n" +
" # HC1\n # HC2\n kc:\n # HD1\n # HD2\n kd: vd\n # FD1\n # FD2\n" +
" # FC1\n # FC2\n # FB1\n # FB2\n# FA1\n# FA2\n\n# HE1\n# HE2\nke: ve\n# FE1\n# FE2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1\n# HA2",
FootComment: "# FA1\n# FA2",
Line: 7,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 10,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1\n# HB2",
FootComment: "# FB1\n# FB2",
Line: 10,
Column: 3,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 13,
Column: 5,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1\n# HC2",
FootComment: "# FC1\n# FC2",
Line: 13,
Column: 5,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 16,
Column: 7,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kd",
HeadComment: "# HD1\n# HD2",
FootComment: "# FD1\n# FD2",
Line: 16,
Column: 7,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vd",
Line: 16,
Column: 11,
}},
}},
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ke",
HeadComment: "# HE1\n# HE2",
FootComment: "# FE1\n# FE2",
Line: 28,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ve",
Line: 28,
Column: 5,
}},
}},
},
}, {
// Same as above but indenting ke in so it's also part of ka's value.
"# DH1\n\n# DH2\n\n# HA1\n# HA2\nka:\n # HB1\n # HB2\n kb:\n" +
" # HC1\n # HC2\n kc:\n # HD1\n # HD2\n kd: vd\n # FD1\n # FD2\n" +
" # FC1\n # FC2\n # FB1\n # FB2\n\n # HE1\n # HE2\n ke: ve\n # FE1\n # FE2\n# FA1\n# FA2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 7,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1\n# HA2",
FootComment: "# FA1\n# FA2",
Line: 7,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 10,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1\n# HB2",
FootComment: "# FB1\n# FB2",
Line: 10,
Column: 3,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 13,
Column: 5,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1\n# HC2",
FootComment: "# FC1\n# FC2",
Line: 13,
Column: 5,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 16,
Column: 7,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kd",
HeadComment: "# HD1\n# HD2",
FootComment: "# FD1\n# FD2",
Line: 16,
Column: 7,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vd",
Line: 16,
Column: 11,
}},
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ke",
HeadComment: "# HE1\n# HE2",
FootComment: "# FE1\n# FE2",
Line: 26,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ve",
Line: 26,
Column: 7,
}},
}},
}},
},
}, {
// Decode only due to lack of newline at the end.
"[decode]# HA1\nka:\n # HB1\n kb: vb\n # FB1\n# FA1",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}},
}},
},
}, {
// Same as above, but with newline at the end.
"# HA1\nka:\n # HB1\n kb: vb\n # FB1\n# FA1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}},
}},
},
}, {
// Same as above, but without FB1.
"# HA1\nka:\n # HB1\n kb: vb\n# FA1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}},
}},
},
}, {
// Same as above, but with two newlines at the end. Decode-only for that.
"[decode]# HA1\nka:\n # HB1\n kb: vb\n # FB1\n# FA1\n\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}},
}},
},
}, {
// Similar to above, but make HB1 look more like a footer of ka.
"[decode]# HA1\nka:\n# HB1\n\n kb: vb\n# FA1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 5,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1\n",
Line: 5,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 5,
Column: 7,
}},
}},
}},
},
}, {
"ka:\n kb: vb\n# FA1\n\nkc: vc\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
FootComment: "# FA1",
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 2,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
Line: 5,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 5,
Column: 5,
}},
}},
},
}, {
"ka:\n kb: vb\n# HC1\nkc: vc\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 2,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1",
Line: 4,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 4,
Column: 5,
}},
}},
},
}, {
// Decode only due to empty line before HC1.
"[decode]ka:\n kb: vb\n\n# HC1\nkc: vc\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 2,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1",
Line: 5,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 5,
Column: 5,
}},
}},
},
}, {
// Decode-only due to empty lines around HC1.
"[decode]ka:\n kb: vb\n\n# HC1\n\nkc: vc\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 2,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1\n",
Line: 6,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 6,
Column: 5,
}},
}},
},
}, {
"ka: # IA\n kb: # IB\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
LineComment: "# IA",
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
LineComment: "# IB",
}, {
Kind: yaml.ScalarNode,
Tag: "!!null",
Line: 2,
Column: 6,
}},
}},
}},
},
}, {
"# HA1\nka:\n # HB1\n kb: vb\n # FB1\n# HC1\n# HC2\nkc: vc\n# FC1\n# FC2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1\n# HC2",
FootComment: "# FC1\n# FC2",
Line: 8,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 8,
Column: 5,
}},
}},
},
}, {
// Same as above, but decode only due to empty line between ka's value and kc's headers.
"[decode]# HA1\nka:\n # HB1\n kb: vb\n # FB1\n\n# HC1\n# HC2\nkc: vc\n# FC1\n# FC2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
HeadComment: "# HA1",
Line: 2,
Column: 1,
}, {
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 4,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 4,
Column: 3,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vb",
Line: 4,
Column: 7,
}},
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kc",
HeadComment: "# HC1\n# HC2",
FootComment: "# FC1\n# FC2",
Line: 9,
Column: 1,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "vc",
Line: 9,
Column: 5,
}},
}},
},
}, {
"# H1\n[la, lb] # I\n# F1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 2,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Style: yaml.FlowStyle,
Line: 2,
Column: 1,
HeadComment: "# H1",
LineComment: "# I",
FootComment: "# F1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 2,
Column: 2,
Value: "la",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 2,
Column: 6,
Value: "lb",
}},
}},
},
}, {
"# DH1\n\n# SH1\n[\n # HA1\n la, # IA\n # FA1\n\n # HB1\n lb, # IB\n # FB1\n]\n# SF1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Style: yaml.FlowStyle,
Line: 4,
Column: 1,
HeadComment: "# SH1",
FootComment: "# SF1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "la",
HeadComment: "# HA1",
LineComment: "# IA",
FootComment: "# FA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 3,
Value: "lb",
HeadComment: "# HB1",
LineComment: "# IB",
FootComment: "# FB1",
}},
}},
},
}, {
// Same as above, but with extra newlines before FB1 and FB2
"[decode]# DH1\n\n# SH1\n[\n # HA1\n la, # IA\n # FA1\n\n # HB1\n lb, # IB\n\n\n # FB1\n\n# FB2\n]\n# SF1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Style: yaml.FlowStyle,
Line: 4,
Column: 1,
HeadComment: "# SH1",
FootComment: "# SF1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "la",
HeadComment: "# HA1",
LineComment: "# IA",
FootComment: "# FA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 3,
Value: "lb",
HeadComment: "# HB1",
LineComment: "# IB",
FootComment: "# FB1\n\n# FB2",
}},
}},
},
}, {
"# DH1\n\n# SH1\n[\n # HA1\n la,\n # FA1\n\n # HB1\n lb,\n # FB1\n]\n# SF1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Style: yaml.FlowStyle,
Line: 4,
Column: 1,
HeadComment: "# SH1",
FootComment: "# SF1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "la",
HeadComment: "# HA1",
FootComment: "# FA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 3,
Value: "lb",
HeadComment: "# HB1",
FootComment: "# FB1",
}},
}},
},
}, {
"ka:\n kb: [\n # HA1\n la,\n # FA1\n\n # HB1\n lb,\n # FB1\n ]\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Line: 1,
Column: 1,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "ka",
Line: 1,
Column: 1,
}, {
Kind: 0x4,
Tag: "!!map",
Line: 2,
Column: 3,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "kb",
Line: 2,
Column: 3,
}, {
Kind: yaml.SequenceNode,
Style: 0x20,
Tag: "!!seq",
Line: 2,
Column: 7,
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "la",
HeadComment: "# HA1",
FootComment: "# FA1",
Line: 4,
Column: 5,
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Value: "lb",
HeadComment: "# HB1",
FootComment: "# FB1",
Line: 8,
Column: 5,
}},
}},
}},
}},
},
}, {
"# DH1\n\n# MH1\n{\n # HA1\n ka: va, # IA\n # FA1\n\n # HB1\n kb: vb, # IB\n # FB1\n}\n# MF1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Style: yaml.FlowStyle,
Line: 4,
Column: 1,
HeadComment: "# MH1",
FootComment: "# MF1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 7,
Value: "va",
LineComment: "# IA",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 3,
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 7,
Value: "vb",
LineComment: "# IB",
}},
}},
},
}, {
"# DH1\n\n# MH1\n{\n # HA1\n ka: va,\n # FA1\n\n # HB1\n kb: vb,\n # FB1\n}\n# MF1\n\n# DF1\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 4,
Column: 1,
HeadComment: "# DH1",
FootComment: "# DF1",
Content: []*yaml.Node{{
Kind: yaml.MappingNode,
Tag: "!!map",
Style: yaml.FlowStyle,
Line: 4,
Column: 1,
HeadComment: "# MH1",
FootComment: "# MF1",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 3,
Value: "ka",
HeadComment: "# HA1",
FootComment: "# FA1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 6,
Column: 7,
Value: "va",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 3,
Value: "kb",
HeadComment: "# HB1",
FootComment: "# FB1",
}, {
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 10,
Column: 7,
Value: "vb",
}},
}},
},
}, {
"# DH1\n\n# DH2\n\n# HA1\n# HA2\n- &x la # IA\n# FA1\n# FA2\n\n# HB1\n# HB2\n- *x # IB\n# FB1\n# FB2\n\n# DF1\n\n# DF2\n",
yaml.Node{
Kind: yaml.DocumentNode,
Line: 7,
Column: 1,
HeadComment: "# DH1\n\n# DH2",
FootComment: "# DF1\n\n# DF2",
Content: []*yaml.Node{{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Line: 7,
Column: 1,
Content: []*yaml.Node{
saveNode("x", &yaml.Node{
Kind: yaml.ScalarNode,
Tag: "!!str",
Line: 7,
Column: 3,
Value: "la",
HeadComment: "# HA1\n# HA2",
LineComment: "# IA",
FootComment: "# FA1\n# FA2",
Anchor: "x",
}), {
Kind: yaml.AliasNode,
Line: 13,
Column: 3,
Value: "x",
Alias: dropNode("x"),
HeadComment: "# HB1\n# HB2",
LineComment: "# IB",
FootComment: "# FB1\n# FB2",
},
},
}},
},
},
}
func (s *S) TestNodeRoundtrip(c *C) {
defer os.Setenv("TZ", os.Getenv("TZ"))
os.Setenv("TZ", "UTC")
for i, item := range nodeTests {
c.Logf("test %d: %q", i, item.yaml)
if strings.Contains(item.yaml, "#") {
var buf bytes.Buffer
fprintComments(&buf, &item.node, " ")
c.Logf(" expected comments:\n%s", buf.Bytes())
}
decode := true
encode := true
testYaml := item.yaml
if s := strings.TrimPrefix(testYaml, "[decode]"); s != testYaml {
encode = false
testYaml = s
}
if s := strings.TrimPrefix(testYaml, "[encode]"); s != testYaml {
decode = false
testYaml = s
}
if decode {
var node yaml.Node
err := yaml.Unmarshal([]byte(testYaml), &node)
c.Assert(err, IsNil)
if strings.Contains(item.yaml, "#") {
var buf bytes.Buffer
fprintComments(&buf, &node, " ")
c.Logf(" obtained comments:\n%s", buf.Bytes())
}
c.Assert(&node, DeepEquals, &item.node)
}
if encode {
node := deepCopyNode(&item.node, nil)
buf := bytes.Buffer{}
enc := yaml.NewEncoder(&buf)
enc.SetIndent(2)
err := enc.Encode(node)
c.Assert(err, IsNil)
err = enc.Close()
c.Assert(err, IsNil)
c.Assert(buf.String(), Equals, testYaml)
// Ensure there were no mutations to the tree.
c.Assert(node, DeepEquals, &item.node)
}
}
}
func deepCopyNode(node *yaml.Node, cache map[*yaml.Node]*yaml.Node) *yaml.Node {
if n, ok := cache[node]; ok {
return n
}
if cache == nil {
cache = make(map[*yaml.Node]*yaml.Node)
}
copy := *node
cache[node] = &copy
copy.Content = nil
for _, elem := range node.Content {
copy.Content = append(copy.Content, deepCopyNode(elem, cache))
}
if node.Alias != nil {
copy.Alias = deepCopyNode(node.Alias, cache)
}
return &copy
}
var savedNodes = make(map[string]*yaml.Node)
func saveNode(name string, node *yaml.Node) *yaml.Node {
savedNodes[name] = node
return node
}
func peekNode(name string) *yaml.Node {
return savedNodes[name]
}
func dropNode(name string) *yaml.Node {
node := savedNodes[name]
delete(savedNodes, name)
return node
}
var setStringTests = []struct {
str string
yaml string
node yaml.Node
}{
{
"something simple",
"something simple\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "something simple",
Tag: "!!str",
},
}, {
`"quoted value"`,
"'\"quoted value\"'\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: `"quoted value"`,
Tag: "!!str",
},
}, {
"multi\nline",
"|-\n multi\n line\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "multi\nline",
Tag: "!!str",
Style: yaml.LiteralStyle,
},
}, {
"123",
"\"123\"\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "123",
Tag: "!!str",
},
}, {
"multi\nline\n",
"|\n multi\n line\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "multi\nline\n",
Tag: "!!str",
Style: yaml.LiteralStyle,
},
}, {
"\x80\x81\x82",
"!!binary gIGC\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "gIGC",
Tag: "!!binary",
},
},
}
func (s *S) TestSetString(c *C) {
defer os.Setenv("TZ", os.Getenv("TZ"))
os.Setenv("TZ", "UTC")
for i, item := range setStringTests {
c.Logf("test %d: %q", i, item.str)
var node yaml.Node
node.SetString(item.str)
c.Assert(node, DeepEquals, item.node)
buf := bytes.Buffer{}
enc := yaml.NewEncoder(&buf)
enc.SetIndent(2)
err := enc.Encode(&item.node)
c.Assert(err, IsNil)
err = enc.Close()
c.Assert(err, IsNil)
c.Assert(buf.String(), Equals, item.yaml)
var doc yaml.Node
err = yaml.Unmarshal([]byte(item.yaml), &doc)
c.Assert(err, IsNil)
var str string
err = node.Decode(&str)
c.Assert(err, IsNil)
c.Assert(str, Equals, item.str)
}
}
var nodeEncodeDecodeTests = []struct {
value interface{}
yaml string
node yaml.Node
}{{
"something simple",
"something simple\n",
yaml.Node{
Kind: yaml.ScalarNode,
Value: "something simple",
Tag: "!!str",
},
}, {
`"quoted value"`,
"'\"quoted value\"'\n",
yaml.Node{
Kind: yaml.ScalarNode,
Style: yaml.SingleQuotedStyle,
Value: `"quoted value"`,
Tag: "!!str",
},
}, {
123,
"123",
yaml.Node{
Kind: yaml.ScalarNode,
Value: `123`,
Tag: "!!int",
},
}, {
[]interface{}{1, 2},
"[1, 2]",
yaml.Node{
Kind: yaml.SequenceNode,
Tag: "!!seq",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "1",
Tag: "!!int",
}, {
Kind: yaml.ScalarNode,
Value: "2",
Tag: "!!int",
}},
},
}, {
map[string]interface{}{"a": "b"},
"a: b",
yaml.Node{
Kind: yaml.MappingNode,
Tag: "!!map",
Content: []*yaml.Node{{
Kind: yaml.ScalarNode,
Value: "a",
Tag: "!!str",
}, {
Kind: yaml.ScalarNode,
Value: "b",
Tag: "!!str",
}},
},
}}
func (s *S) TestNodeEncodeDecode(c *C) {
for i, item := range nodeEncodeDecodeTests {
c.Logf("Encode/Decode test value #%d: %#v", i, item.value)
var v interface{}
err := item.node.Decode(&v)
c.Assert(err, IsNil)
c.Assert(v, DeepEquals, item.value)
var n yaml.Node
err = n.Encode(item.value)
c.Assert(err, IsNil)
c.Assert(n, DeepEquals, item.node)
}
}
func (s *S) TestNodeZeroEncodeDecode(c *C) {
// Zero node value behaves as nil when encoding...
var n yaml.Node
data, err := yaml.Marshal(&n)
c.Assert(err, IsNil)
c.Assert(string(data), Equals, "null\n")
// ... and decoding.
var v *struct{} = &struct{}{}
c.Assert(n.Decode(&v), IsNil)
c.Assert(v, IsNil)
// ... and even when looking for its tag.
c.Assert(n.ShortTag(), Equals, "!!null")
// Kind zero is still unknown, though.
n.Line = 1
_, err = yaml.Marshal(&n)
c.Assert(err, ErrorMatches, "yaml: cannot encode node with unknown kind 0")
c.Assert(n.Decode(&v), ErrorMatches, "yaml: cannot decode node with unknown kind 0")
}
func (s *S) TestNodeOmitEmpty(c *C) {
var v struct {
A int
B yaml.Node ",omitempty"
}
v.A = 1
data, err := yaml.Marshal(&v)
c.Assert(err, IsNil)
c.Assert(string(data), Equals, "a: 1\n")
v.B.Line = 1
_, err = yaml.Marshal(&v)
c.Assert(err, ErrorMatches, "yaml: cannot encode node with unknown kind 0")
}
func fprintComments(out io.Writer, node *yaml.Node, indent string) {
switch node.Kind {
case yaml.ScalarNode:
fmt.Fprintf(out, "%s<%s> ", indent, node.Value)
fprintCommentSet(out, node)
fmt.Fprintf(out, "\n")
case yaml.DocumentNode:
fmt.Fprintf(out, "%s<DOC> ", indent)
fprintCommentSet(out, node)
fmt.Fprintf(out, "\n")
for i := 0; i < len(node.Content); i++ {
fprintComments(out, node.Content[i], indent+" ")
}
case yaml.MappingNode:
fmt.Fprintf(out, "%s<MAP> ", indent)
fprintCommentSet(out, node)
fmt.Fprintf(out, "\n")
for i := 0; i < len(node.Content); i += 2 {
fprintComments(out, node.Content[i], indent+" ")
fprintComments(out, node.Content[i+1], indent+" ")
}
case yaml.SequenceNode:
fmt.Fprintf(out, "%s<SEQ> ", indent)
fprintCommentSet(out, node)
fmt.Fprintf(out, "\n")
for i := 0; i < len(node.Content); i++ {
fprintComments(out, node.Content[i], indent+" ")
}
}
}
func fprintCommentSet(out io.Writer, node *yaml.Node) {
if len(node.HeadComment)+len(node.LineComment)+len(node.FootComment) > 0 {
fmt.Fprintf(out, "%q / %q / %q", node.HeadComment, node.LineComment, node.FootComment)
}
}