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
use crate::{
exec::Executable,
gc::{Finalize, Trace},
syntax::ast::node::Node,
Context, JsResult, JsValue,
};
use std::fmt;
#[cfg(feature = "deser")]
use serde::{Deserialize, Serialize};
#[cfg(test)]
mod tests;
#[cfg_attr(feature = "deser", derive(Serialize, Deserialize))]
#[derive(Clone, Debug, Trace, Finalize, PartialEq)]
pub struct Throw {
expr: Box<Node>,
}
impl Throw {
pub fn expr(&self) -> &Node {
&self.expr
}
pub fn new<V>(val: V) -> Self
where
V: Into<Node>,
{
Self {
expr: Box::new(val.into()),
}
}
}
impl Executable for Throw {
#[inline]
fn run(&self, context: &mut Context) -> JsResult<JsValue> {
Err(self.expr().run(context)?)
}
}
impl fmt::Display for Throw {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "throw {}", self.expr)
}
}
impl From<Throw> for Node {
fn from(trw: Throw) -> Node {
Self::Throw(trw)
}
}