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Filip Skokan
ff101999ed
Rework lib/internal/webidl.js into a documented shared converter module that follows the Web IDL conversion algorithms more closely. Improvements: - Add documented converters and helper factories for primitive values, dictionaries, enums, sequences, interfaces, required arguments, integers, `Uint8Array`, and `BufferSource`. - Move WebCrypto onto the shared converters, while keeping compatibility wrappers for its existing `BufferSource` and `BigInteger` behavior. - Use shared converters from Blob, Performance, Web Locks, and structured clone option handling. - Add benchmarks for `ConvertToInt` and WebCrypto Web IDL converter hot paths. - Add focused tests for core converters, WebCrypto converters, integer conversion, and buffer source behavior. Fixes: - Make the shared `BufferSource` and `Uint8Array` converters reject resizable `ArrayBuffer` and growable `SharedArrayBuffer` backing stores unless explicitly allowed. WebCrypto preserves its legacy resizable backing-store behavior through compatibility wrappers until a semver-major follow-up can opt in to the stricter behavior. - Use Web IDL `ToNumber` and `ToString` behavior for BigInt, Symbol, and object primitive conversion. - Use exact BigInt modulo for 64-bit `ConvertToInt` wrapping and document the final Number approximation behavior. - Normalize mathematical modulo results to `+0` where Web IDL requires it. - Process inherited dictionaries in least-derived to most-derived order, sorting members only within each dictionary level. - Use `IteratorComplete` truthiness for sequence conversion. - Cover detached buffers, resizable-backed views, growable-backed views, cross-realm buffer sources, mutation-after-call behavior, inherited dictionary member order, and sequence iterator completion behavior. Signed-off-by: Filip Skokan <panva.ip@gmail.com> PR-URL: https://github.com/nodejs/node/pull/62979 Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com>