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fix(es/parser): Fix bugs (#1405)

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swc_ecma_parser:
 - Parse generics in class methods with special name properly.
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강동윤 2021-02-17 01:47:00 +09:00 committed by GitHub
parent a53186c842
commit 5ad57b02f2
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 1370 additions and 2 deletions
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2
ecmascript/parser/Cargo.toml
View File

@ -7,7 +7,7 @@ include = ["Cargo.toml", "src/**/*.rs", "examples/**/*.rs"]
license = "Apache-2.0/MIT" license = "Apache-2.0/MIT"
name = "swc_ecma_parser" name = "swc_ecma_parser"
repository = "https://github.com/swc-project/swc.git" repository = "https://github.com/swc-project/swc.git"
version = "0.47.1" version = "0.47.2"
[features] [features]
default = [] default = []

14
ecmascript/parser/src/parser/class_and_fn.rs
View File

@ -297,6 +297,8 @@ impl<'a, I: Tokens> Parser<I> {
} }
fn parse_class_member(&mut self) -> PResult<ClassMember> { fn parse_class_member(&mut self) -> PResult<ClassMember> {
trace_cur!(self, parse_class_member);
let start = cur_pos!(self); let start = cur_pos!(self);
let decorators = self.parse_decorators(false)?; let decorators = self.parse_decorators(false)?;
let declare = self.syntax().typescript() && eat!(self, "declare"); let declare = self.syntax().typescript() && eat!(self, "declare");
@ -476,6 +478,7 @@ impl<'a, I: Tokens> Parser<I> {
); );
} }
trace_cur!(self, parse_class_member_with_is_static__normal_class_member);
let mut key = self.parse_class_prop_name()?; let mut key = self.parse_class_prop_name()?;
let is_optional = self.input.syntax().typescript() && eat!(self, '?'); let is_optional = self.input.syntax().typescript() && eat!(self, '?');
@ -496,6 +499,8 @@ impl<'a, I: Tokens> Parser<I> {
if self.is_class_method()? { if self.is_class_method()? {
// handle a(){} / get(){} / set(){} / async(){} // handle a(){} / get(){} / set(){} / async(){}
trace_cur!(self, parse_class_member_with_is_static__normal_class_method);
if readonly { if readonly {
syntax_error!(self, span!(self, start), SyntaxError::ReadOnlyMethod); syntax_error!(self, span!(self, start), SyntaxError::ReadOnlyMethod);
} }
@ -819,7 +824,9 @@ impl<'a, I: Tokens> Parser<I> {
} }
fn is_class_method(&mut self) -> PResult<bool> { fn is_class_method(&mut self) -> PResult<bool> {
Ok(is!(self, '(') || (self.input.syntax().typescript() && is!(self, '<'))) Ok(is!(self, '(')
|| (self.input.syntax().typescript() && is!(self, '<'))
|| (self.input.syntax().typescript() && is!(self, JSXTagStart)))
} }
fn is_class_property(&mut self) -> PResult<bool> { fn is_class_property(&mut self) -> PResult<bool> {
@ -912,6 +919,8 @@ impl<'a, I: Tokens> Parser<I> {
where where
F: FnOnce(&mut Self) -> PResult<Vec<Param>>, F: FnOnce(&mut Self) -> PResult<Vec<Param>>,
{ {
trace_cur!(self, parse_fn_args_body);
// let prev_in_generator = self.ctx().in_generator; // let prev_in_generator = self.ctx().in_generator;
let ctx = Context { let ctx = Context {
in_async: is_async, in_async: is_async,
@ -922,6 +931,7 @@ impl<'a, I: Tokens> Parser<I> {
self.with_ctx(ctx).parse_with(|p| { self.with_ctx(ctx).parse_with(|p| {
let type_params = if p.syntax().typescript() && is_one_of!(p, '<', JSXTagStart) { let type_params = if p.syntax().typescript() && is_one_of!(p, '<', JSXTagStart) {
// //
trace_cur!(p, parse_fn_args_body__type_params);
Some(p.parse_ts_type_params()?) Some(p.parse_ts_type_params()?)
} else { } else {
None None
@ -1033,6 +1043,8 @@ impl<'a, I: Tokens> Parser<I> {
where where
F: FnOnce(&mut Self) -> PResult<Vec<Param>>, F: FnOnce(&mut Self) -> PResult<Vec<Param>>,
{ {
trace_cur!(self, make_method);
let is_static = static_token.is_some(); let is_static = static_token.is_some();
let ctx = Context { let ctx = Context {
span_of_fn_name: Some(key.span()), span_of_fn_name: Some(key.span()),

5
ecmascript/parser/tests/typescript/deno-discord/2021-02-17/case1/input.tsx Normal file
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@ -0,0 +1,5 @@
function foo<P extends RouteParams = RP, S extends State = RS>(
name: string,
path: string,
...middleware: RouterMiddleware<P, S>[]
): Router<P extends RP ? P : (P & RP), S extends RS ? S : (S & RS)>; { }

653
ecmascript/parser/tests/typescript/deno-discord/2021-02-17/case1/input.tsx.json Normal file
View File

@ -0,0 +1,653 @@
{
"type": "Script",
"span": {
"start": 0,
"end": 216,
"ctxt": 0
},
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{
"type": "FunctionDeclaration",
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"type": "Identifier",
"span": {
"start": 9,
"end": 12,
"ctxt": 0
},
"value": "foo",
"typeAnnotation": null,
"optional": false
},
"declare": false,
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},
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},
"kind": "string"
}
},
"optional": false
}
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7
ecmascript/parser/tests/typescript/deno-discord/2021-02-17/case2/input.tsx Normal file
View File

@ -0,0 +1,7 @@
class Foo {
delete<P extends RouteParams = RP, S extends State = RS>(
name: string,
path: string,
...middleware: RouterMiddleware<P, S>[]
): Router<P extends RP ? P : (P & RP), S extends RS ? S : (S & RS)> { }
}

691
ecmascript/parser/tests/typescript/deno-discord/2021-02-17/case2/input.tsx.json Normal file
View File

@ -0,0 +1,691 @@
{
"type": "Script",
"span": {
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"end": 243,
"ctxt": 0
},
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{
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"span": {
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"typeAnnotation": null,
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