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Make sure babel parser throws exactly same recoverable errors when estree plugin is enabled #12375

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merged 13 commits into from
Dec 3, 2020
Merged

Make sure babel parser throws exactly same recoverable errors when estree plugin is enabled #12375

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40f488b
refactor: introduce isPrivateName and getPrivateNameSV
JLHwung Nov 17, 2020
054e7db
feat: check recoverable errors on estree-throw
JLHwung Nov 19, 2020
6dcca23
fix: pass through all params of parseBlockBody
JLHwung Nov 19, 2020
ab0e2c0
fix: set bigInt to null when invalid bigInt value is parsed
JLHwung Nov 19, 2020
3391585
fix: use string literal value in error message
JLHwung Nov 19, 2020
18eeedc
refactor: introduce hasPropertyAsPrivateName
JLHwung Nov 19, 2020
eeee5da
fix: adapt to ChainExpression
JLHwung Nov 19, 2020
356c196
fix: port checkLVal early return for method in object pattern
JLHwung Nov 19, 2020
5ddb951
fix: throw new a?.() on estree
JLHwung Nov 19, 2020
105c2cc
fix: early return for __proto__ in accessors
JLHwung Nov 19, 2020
85268f9
fix: test record element via isObjectProperty
JLHwung Nov 19, 2020
3cc4e5e
fix: pass through isLHS in toAssignable
JLHwung Nov 19, 2020
c962cb3
refactor: introduce isObjectMethod methods
JLHwung Nov 19, 2020
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fix: early return for __proto__ in accessors
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@JLHwung
JLHwung committed Nov 19, 2020
commit 105c2cc469cfdca3135f50d6fba620a8913cff02
15 changes: 8 additions & 7 deletions packages/babel-parser/src/plugins/estree.js
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Original file line number Diff line number Diff line change
Expand Up @@ -131,7 +131,7 @@ export default (superClass: Class<Parser>): Class<Parser> =>
// If we find here a method or accessor, it's because this was originally
// an ObjectExpression which has then been converted.
// toAssignable already reported this error with a nicer message.
if (prop.kind === "get" || prop.kind === "set" || prop.method) {
if (this.isMethodOrAccessor(prop)) {
return;
}
this.checkLVal(
Expand All @@ -146,17 +146,18 @@ export default (superClass: Class<Parser>): Class<Parser> =>
}
}

isMethodOrAccessor(node: N.Node): boolean {
return node.method || node.kind === "get" || node.kind === "set";
}

checkProto(
prop: N.ObjectMember | N.SpreadElement,
isRecord: boolean,
protoRef: { used: boolean },
refExpressionErrors: ?ExpressionErrors,
...args: [boolean, { used: boolean }, ?ExpressionErrors]
): void {
// $FlowIgnore: check prop.method and fallback to super method
if (prop.method) {
if (this.isMethodOrAccessor(prop)) {
return;
}
super.checkProto(prop, isRecord, protoRef, refExpressionErrors);
super.checkProto(prop, ...args);
}

isValidDirective(stmt: N.Statement): boolean {
Expand Down