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Make ParseError Much Simpler now that we can use TypeScript #14796

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merged 8 commits into from
Jul 25, 2022
Merged

Make ParseError Much Simpler now that we can use TypeScript #14796

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dc24c3f
Dramatically simplify ParseError and associated ParseErrorTemplates n…
tolmasky Jul 25, 2022
14e7796
Fix lint error.
tolmasky Jul 25, 2022
9ed5f69
A minor change to make this less verbose.
tolmasky Jul 25, 2022
b8ed13b
Add a comment explaining why we inline the type definition instead of…
tolmasky Jul 25, 2022
ae3d447
Use inferred type instead of unknown.
tolmasky Jul 25, 2022
adcef9c
Better comments and clean up some errors in a better way.
tolmasky Jul 25, 2022
afbaa2c
Use SyntaxPlugin everywhere. TypeScript doesn't seem to care either w…
tolmasky Jul 25, 2022
c5f4bba
Use const enum for ParseErrorCode.
tolmasky Jul 25, 2022
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A minor change to make this less verbose. 
Reviewed by @tolmasky.
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@tolmasky
tolmasky committed Jul 25, 2022
commit 9ed5f69342dd941660717547d0be1e984c46c140
4 changes: 2 additions & 2 deletions packages/babel-parser/src/parse-error.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -57,7 +57,7 @@ function toParseErrorConstructor<ErrorDetails>({
};

return function constructor({ loc, details }: ConstructorArgument) {
return instantiate<SyntaxError, ParseError<ErrorDetails>>(
return instantiate(
SyntaxError,
{ ...properties, loc },
{
Expand Down Expand Up @@ -97,7 +97,7 @@ function toParseErrorConstructor<ErrorDetails>({
enumerable: true,
},
},
);
) as ParseError<ErrorDetails>;
};
}

Expand Down
6 changes: 3 additions & 3 deletions packages/babel-parser/src/parse-error/credentials.ts
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Expand Up @@ -37,8 +37,8 @@ const reflect = (keys: string[], last = keys.length - 1) => ({
},
});

const instantiate = <T, U extends T>(
constructor: new () => T,
const instantiate = (
constructor: new () => unknown,
properties: any,
descriptors: any,
) =>
Expand All @@ -59,7 +59,7 @@ const instantiate = <T, U extends T>(
configurable: true,
...descriptor,
}),
Object.assign(new constructor() as U, properties),
Object.assign(new constructor(), properties),
);

export { instantiate };