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n-api: return napi_invalid_arg on napi_create_bigint_words
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N-API statuses shall be preferred over throwing JavaScript Errors on
checks occurred in N-APIs.

PR-URL: #31312
Refs: #29849
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
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legendecas authored and Trott committed Jan 14, 2020
1 parent 44aec00 commit 689ab46
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Showing 2 changed files with 4 additions and 6 deletions.
6 changes: 2 additions & 4 deletions src/js_native_api_v8.cc
Expand Up @@ -1596,10 +1596,8 @@ napi_status napi_create_bigint_words(napi_env env,

v8::Local<v8::Context> context = env->context();

if (word_count > INT_MAX) {
napi_throw_range_error(env, nullptr, "Maximum BigInt size exceeded");
return napi_set_last_error(env, napi_pending_exception);
}
RETURN_STATUS_IF_FALSE(
env, word_count <= INT_MAX, napi_invalid_arg);

v8::MaybeLocal<v8::BigInt> b = v8::BigInt::NewFromWords(
context, sign_bit, word_count, words);
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4 changes: 2 additions & 2 deletions test/js-native-api/test_bigint/test.js
Expand Up @@ -40,6 +40,6 @@ const {
});

assert.throws(CreateTooBigBigInt, {
name: 'RangeError',
message: 'Maximum BigInt size exceeded',
name: 'Error',
message: 'Invalid argument',
});

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