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Code Issues Releases Activity

lib: implement interface converter in webidl

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PR-URL: https://github.com/nodejs/node/pull/54965
Fixes: https://github.com/nodejs/node/issues/54962
Reviewed-By: Matthew Aitken <maitken033380023@gmail.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: Matteo Collina <matteo.collina@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Jason Zhang 2024-09-17 20:41:02 +09:30 committed by Node.js GitHub Bot
parent 27dab9d916
commit a5a946d8a5
1 changed files with 17 additions and 1 deletions
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18
lib/internal/webidl.js
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@ -12,6 +12,7 @@ const {
NumberMAX_SAFE_INTEGER, NumberMAX_SAFE_INTEGER,
NumberMIN_SAFE_INTEGER, NumberMIN_SAFE_INTEGER,
ObjectAssign, ObjectAssign,
ObjectPrototypeIsPrototypeOf,
SafeSet, SafeSet,
String, String,
SymbolIterator, SymbolIterator,
@ -20,6 +21,7 @@ const {
const { const {
codes: { codes: {
ERR_INVALID_ARG_TYPE,
ERR_INVALID_ARG_VALUE, ERR_INVALID_ARG_VALUE,
}, },
} = require('internal/errors'); } = require('internal/errors');
@ -275,7 +277,7 @@ function createSequenceConverter(converter) {
const val = converter(res.value, { const val = converter(res.value, {
__proto__: null, __proto__: null,
...opts, ...opts,
context: `${opts.context}, index ${array.length}`, context: `${opts.context}[${array.length}]`,
}); });
ArrayPrototypePush(array, val); ArrayPrototypePush(array, val);
}; };
@ -283,12 +285,26 @@ function createSequenceConverter(converter) {
}; };
} }
// https://webidl.spec.whatwg.org/#js-interface
function createInterfaceConverter(name, I) {
return (V, opts = kEmptyObject) => {
// 1. If V implements I, then return the IDL interface type value that
// represents a reference to that platform object.
if (ObjectPrototypeIsPrototypeOf(I, V)) return V;
// 2. Throw a TypeError.
throw new ERR_INVALID_ARG_TYPE(
typeof opts.context === 'string' ? opts.context : 'value', name, V,
);
};
}
module.exports = { module.exports = {
type, type,
converters, converters,
convertToInt, convertToInt,
createEnumConverter, createEnumConverter,
createInterfaceConverter,
createSequenceConverter, createSequenceConverter,
evenRound, evenRound,
makeException, makeException,