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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
use crate::{Expression, Node, Span};
use serde::{Deserialize, Serialize};
use std::fmt;
mod assignee;
pub use assignee::*;
#[derive(Clone, Copy, PartialEq, Eq, Serialize, Deserialize, Debug)]
pub enum AssignOperation {
Assign,
Add,
Sub,
Mul,
Div,
Pow,
Or,
And,
BitOr,
BitAnd,
BitXor,
Shr,
ShrSigned,
Shl,
Mod,
}
impl AsRef<str> for AssignOperation {
fn as_ref(&self) -> &'static str {
match self {
AssignOperation::Assign => "=",
AssignOperation::Add => "+=",
AssignOperation::Sub => "-=",
AssignOperation::Mul => "*=",
AssignOperation::Div => "/=",
AssignOperation::Pow => "**=",
AssignOperation::Or => "||=",
AssignOperation::And => "&&=",
AssignOperation::BitOr => "|=",
AssignOperation::BitAnd => "&=",
AssignOperation::BitXor => "^=",
AssignOperation::Shr => ">>=",
AssignOperation::ShrSigned => ">>>=",
AssignOperation::Shl => "<<=",
AssignOperation::Mod => "%=",
}
}
}
#[derive(Clone, PartialEq, Eq, Serialize, Deserialize, Debug)]
pub struct AssignStatement {
pub operation: AssignOperation,
pub assignee: Assignee,
pub value: Expression,
pub span: Span,
}
impl fmt::Display for AssignStatement {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{} {} {};", self.assignee, self.operation.as_ref(), self.value)
}
}
impl Node for AssignStatement {
fn span(&self) -> &Span {
&self.span
}
fn set_span(&mut self, span: Span) {
self.span = span;
}
}