crates/hir-ty/src/primitive.rs

//! A few helper functions for dealing with primitives.

pub use hir_def::builtin_type::{BuiltinFloat, BuiltinInt, BuiltinUint};
pub use rustc_type_ir::{FloatTy, IntTy, UintTy};

pub fn int_ty_to_string(ty: IntTy) -> &'static str {
    match ty {
        IntTy::Isize => "isize",
        IntTy::I8 => "i8",
        IntTy::I16 => "i16",
        IntTy::I32 => "i32",
        IntTy::I64 => "i64",
        IntTy::I128 => "i128",
    }
}

pub fn uint_ty_to_string(ty: UintTy) -> &'static str {
    match ty {
        UintTy::Usize => "usize",
        UintTy::U8 => "u8",
        UintTy::U16 => "u16",
        UintTy::U32 => "u32",
        UintTy::U64 => "u64",
        UintTy::U128 => "u128",
    }
}

pub fn float_ty_to_string(ty: FloatTy) -> &'static str {
    match ty {
        FloatTy::F16 => "f16",
        FloatTy::F32 => "f32",
        FloatTy::F64 => "f64",
        FloatTy::F128 => "f128",
    }
}