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only recreate widgets if section data is changed

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This commit is contained in:
tophf 2019-09-23 11:00:12 +03:00
parent d8e2dcb2e8
commit 57c261c063
1 changed files with 29 additions and 0 deletions
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29
edit/applies-to-line-widget.js
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@ -318,6 +318,11 @@ function createAppliesToLineWidget(cm) {
clearWidget(removed[i]);
removedWidget = removed[++i];
}
if (removedWidget && deepEqual(removedWidget.node.__applies, section.applies, ['mark'])) {
yield removedWidget;
i++;
continue;
}
for (const a of section.applies) {
setupApplyMarkers(a, lineIndexes);
}
@ -564,6 +569,30 @@ function createAppliesToLineWidget(cm) {
return hasSingleEscapes ? s : s.replace(/\\\\/g, '\\');
}
function deepEqual(a, b, ignoredKeys) {
if (!a || !b) return a === b;
const type = typeof a;
if (type !== typeof b) return false;
if (type !== 'object') return a === b;
if (Array.isArray(a)) {
return Array.isArray(b) &&
a.length === b.length &&
a.every((v, i) => deepEqual(v, b[i], ignoredKeys));
}
for (const key in a) {
if (!Object.hasOwnProperty.call(a, key) ||
ignoredKeys && ignoredKeys.includes(key)) continue;
if (!Object.hasOwnProperty.call(b, key)) return false;
if (!deepEqual(a[key], b[key], ignoredKeys)) return false;
}
for (const key in b) {
if (!Object.hasOwnProperty.call(b, key) ||
ignoredKeys && ignoredKeys.includes(key)) continue;
if (!Object.hasOwnProperty.call(a, key)) return false;
}
return true;
}
function showRegExpTester(item) {
regExpTester.toggle(true);
regExpTester.update(