1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
//! This module defines built-in types.
//!
//! A peculiarity of built-in types is that they are always available and are
//! not associated with any particular crate.
use hir_expand::name::{self, Name};
#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
pub enum Signedness {
Signed,
Unsigned,
}
#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
pub enum IntBitness {
Xsize,
X8,
X16,
X32,
X64,
X128,
}
#[derive(Debug, Copy, Clone, Eq, PartialEq, Hash)]
pub enum FloatBitness {
X32,
X64,
}
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum BuiltinType {
Char,
Bool,
Str,
Int { signedness: Signedness, bitness: IntBitness },
Float { bitness: FloatBitness },
}
impl BuiltinType {
#[rustfmt::skip]
pub const ALL: &'static [(Name, BuiltinType)] = &[
(name::CHAR, BuiltinType::Char),
(name::BOOL, BuiltinType::Bool),
(name::STR, BuiltinType::Str ),
(name::ISIZE, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::Xsize }),
(name::I8, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::X8 }),
(name::I16, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::X16 }),
(name::I32, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::X32 }),
(name::I64, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::X64 }),
(name::I128, BuiltinType::Int { signedness: Signedness::Signed, bitness: IntBitness::X128 }),
(name::USIZE, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::Xsize }),
(name::U8, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::X8 }),
(name::U16, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::X16 }),
(name::U32, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::X32 }),
(name::U64, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::X64 }),
(name::U128, BuiltinType::Int { signedness: Signedness::Unsigned, bitness: IntBitness::X128 }),
(name::F32, BuiltinType::Float { bitness: FloatBitness::X32 }),
(name::F64, BuiltinType::Float { bitness: FloatBitness::X64 }),
];
}
|
