2017-06-26 22:15:19 +02:00
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// Copyright 2017 Aleksey Shvayka. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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description: Do not replace $<> preceded with $
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esid: sec-getsubstitution
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features: [regexp-named-groups]
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2018-01-05 18:26:51 +01:00
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info: |
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2017-06-26 22:15:19 +02:00
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Runtime Semantics: GetSubstitution( matched, str, position, captures, namedCaptures, replacement )
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12. These $ replacements are done left-to-right, and, once such a replacement is performed,
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the new replacement text is not subject to further replacements.
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Table: Replacement Text Symbol Substitutions
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Unicode Characters: $$
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Replacement text: $
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---*/
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let source = "(?<fst>.)";
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for (let flags of ["", "u"]) {
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let re = new RegExp(source, flags);
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assert.sameValue("$<fst>bc", "abc".replace(re, "$$<fst>"));
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}
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