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// Copyright (C) 2020 Alexey Shvayka. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-regexp.prototype-@@replace
description: >
"groups" value is passed as last argument of replacer unless it is undefined.
info: |
RegExp.prototype [ @@replace ] ( string, replaceValue )
[...]
14. For each result in results, do
[...]
j. Let namedCaptures be ? Get(result, "groups").
k. If functionalReplace is true, then
[...]
iv. If namedCaptures is not undefined, then
1. Append namedCaptures as the last element of replacerArgs.
v. Let replValue be ? Call(replaceValue, undefined, replacerArgs).
features: [Symbol.replace, regexp-named-groups]
---*/
var matchGroups;
var re = /./;
re.exec = function() {
return {
length: 1,
0: "a",
index: 0,
groups: matchGroups,
};
};
var replacerCalls = 0;
var replacerLastArg;
var replacer = function() {
replacerCalls++;
replacerLastArg = arguments[arguments.length - 1];
};
matchGroups = null;
re[Symbol.replace]("a", replacer);
assert.sameValue(replacerCalls, 1);
assert.sameValue(replacerLastArg, matchGroups);
matchGroups = undefined;
re[Symbol.replace]("a", replacer);
assert.sameValue(replacerCalls, 2);
assert.sameValue(replacerLastArg, "a");
matchGroups = 10;
re[Symbol.replace]("a", replacer);
assert.sameValue(replacerCalls, 3);
assert.sameValue(replacerLastArg, matchGroups);
matchGroups = {};
re[Symbol.replace]("a", replacer);
assert.sameValue(replacerCalls, 4);
assert.sameValue(replacerLastArg, matchGroups);
reportCompare(0, 0);
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