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fix an infinite loop in editor search with /^/ or /$/

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This commit is contained in:
tophf 2020-01-27 15:54:52 +03:00
parent a3c22325b8
commit 2b6cc6f9f3
1 changed files with 5 additions and 3 deletions
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8
edit/global-search.js
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@ -823,11 +823,13 @@ onDOMready().then(() => {
if (numApplies === undefined && state.searchInApplies && state.numApplies < 0) {
numApplies = 0;
const elements = state.find ? document.getElementsByClassName(APPLIES_VALUE_CLASS) : [];
const {rx} = state;
for (const el of elements) {
const value = el.value;
if (state.rx) {
state.rx.lastIndex = 0;
while (state.rx.exec(value)) numApplies++;
if (rx) {
rx.lastIndex = 0;
// preventing an infinite loop if matched an empty string and didn't advance
for (let m; (m = rx.exec(value)) && ++numApplies && rx.lastIndex > m.index;) { /* NOP */ }
} else {
let i = -1;
while ((i = value.indexOf(state.find, i + 1)) >= 0) numApplies++;