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Merge pull request #6823 from SimonBrandner/fix/emoji-dupe/19073

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Fix last character duplication with `Automatically replace plain text emoji` on
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Travis Ralston 2021-09-17 10:39:47 -06:00 committed by GitHub
commit 05971e0492
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1 changed files with 6 additions and 4 deletions
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10
src/components/views/rooms/BasicMessageComposer.tsx
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@ -181,16 +181,18 @@ export default class BasicMessageEditor extends React.Component<IProps, IState>
if (data) {
const { partCreator } = model;
const moveStart = emoticonMatch[0][0] === " " ? 1 : 0;
const moveEnd = emoticonMatch[0].length - emoticonMatch.length - moveStart;
const firstMatch = emoticonMatch[0];
const moveStart = firstMatch[0] === " " ? 1 : 0;
// we need the range to only comprise of the emoticon
// because we'll replace the whole range with an emoji,
// so move the start forward to the start of the emoticon.
// Take + 1 because index is reported without the possible preceding space.
range.moveStartForwards(emoticonMatch.index + moveStart);
// and move end backwards so that we don't replace the trailing space/newline
range.moveEndBackwards(moveEnd);
// If the end is a trailing space/newline move end backwards, so that we don't replace it
if (["\n", " "].includes(firstMatch[firstMatch.length - 1])) {
range.moveEndBackwards(1);
}
// this returns the amount of added/removed characters during the replace
// so the caret position can be adjusted.