50 lines
1.8 KiB
JavaScript
50 lines
1.8 KiB
JavaScript
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'use strict';
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var defineBuiltIn = require('../internals/define-built-in');
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var uncurryThis = require('../internals/function-uncurry-this');
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var toString = require('../internals/to-string');
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var validateArgumentsLength = require('../internals/validate-arguments-length');
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var $URLSearchParams = URLSearchParams;
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var URLSearchParamsPrototype = $URLSearchParams.prototype;
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var append = uncurryThis(URLSearchParamsPrototype.append);
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var $delete = uncurryThis(URLSearchParamsPrototype['delete']);
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var forEach = uncurryThis(URLSearchParamsPrototype.forEach);
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var push = uncurryThis([].push);
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var params = new $URLSearchParams('a=1&a=2&b=3');
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params['delete']('a', 1);
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// `undefined` case is a Chromium 117 bug
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// https://bugs.chromium.org/p/v8/issues/detail?id=14222
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params['delete']('b', undefined);
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if (params + '' !== 'a=2') {
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defineBuiltIn(URLSearchParamsPrototype, 'delete', function (name /* , value */) {
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var length = arguments.length;
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var $value = length < 2 ? undefined : arguments[1];
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if (length && $value === undefined) return $delete(this, name);
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var entries = [];
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forEach(this, function (v, k) { // also validates `this`
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push(entries, { key: k, value: v });
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});
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validateArgumentsLength(length, 1);
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var key = toString(name);
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var value = toString($value);
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var index = 0;
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var dindex = 0;
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var found = false;
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var entriesLength = entries.length;
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var entry;
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while (index < entriesLength) {
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entry = entries[index++];
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if (found || entry.key === key) {
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found = true;
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$delete(this, entry.key);
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} else dindex++;
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}
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while (dindex < entriesLength) {
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entry = entries[dindex++];
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if (!(entry.key === key && entry.value === value)) append(this, entry.key, entry.value);
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}
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}, { enumerable: true, unsafe: true });
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}
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