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feat(editor): Improve UX for brace completion from selection (#5024)

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⚡ Improve UX for brace completion from selection
This commit is contained in:
Iván Ovejero 2022-12-27 09:21:32 +01:00 committed by GitHub
parent afc529799d
commit 52077e2c45
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2 changed files with 41 additions and 23 deletions
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33
packages/editor-ui/src/components/InlineExpressionEditor/InlineExpressionEditorInput.vue
View file

@ -39,15 +39,32 @@ export default mixins(expressionManager, workflowHelpers).extend({
},
watch: {
value(newValue) {
const payload: Record<string, unknown> = {
changes: {
from: 0,
to: this.editor?.state.doc.length,
insert: newValue,
},
selection: { anchor: this.cursorPosition, head: this.cursorPosition },
};
/**
* If completion from selection, preserve selection.
*/
if (this.editor) {
const [range] = this.editor.state.selection.ranges;
const isBraceAutoinsertion =
this.editor.state.sliceDoc(range.from - 1, range.from) === '{' &&
this.editor.state.sliceDoc(range.to, range.to + 1) === '}';
if (isBraceAutoinsertion) {
payload.selection = { anchor: range.from, head: range.to };
}
}
try {
this.editor?.dispatch({
changes: {
from: 0,
to: this.editor.state.doc.length,
insert: newValue,
},
selection: { anchor: this.cursorPosition, head: this.cursorPosition },
});
this.editor?.dispatch(payload);
} catch (_) {
// ignore out-of-range selection error on drop
}

31
packages/editor-ui/src/plugins/codemirror/doubleBraceHandler.ts
View file

@ -23,19 +23,18 @@ const inputHandler = EditorView.inputHandler.of((view, from, to, insert) => {
view.dispatch(transaction);
/**
* Customizations to inject whitespace and braces
* for resolvable setup and completion
* Customizations to inject whitespace and braces for setup and completion
*/
const cursor = view.state.selection.main.head;
// inject whitespace and second brace on completion: {| } -> {{ | }}
// inject whitespace and second brace for brace completion: {| } -> {{ | }}
const isSecondBraceForNewExpression =
const isBraceCompletion =
view.state.sliceDoc(cursor - 2, cursor) === '{{' &&
view.state.sliceDoc(cursor, cursor + 1) === '}';
if (isSecondBraceForNewExpression) {
if (isBraceCompletion) {
view.dispatch({
changes: { from: cursor, to: cursor + 2, insert: ' }' },
selection: { anchor: cursor + 1 },
@ -44,28 +43,30 @@ const inputHandler = EditorView.inputHandler.of((view, from, to, insert) => {
return true;
}
// inject whitespace on setup: empty -> {| }
// inject whitespace for brace setup: empty -> {| }
const isFirstBraceForNewExpression =
const isBraceSetup =
view.state.sliceDoc(cursor - 1, cursor) === '{' &&
view.state.sliceDoc(cursor, cursor + 1) === '}';
if (isFirstBraceForNewExpression) {
if (isBraceSetup) {
view.dispatch({ changes: { from: cursor, insert: ' ' } });
return true;
}
// when selected, surround with whitespaces on completion: {{abc}} -> {{ abc }}
// inject whitespace for brace completion from selection: {{abc|}} -> {{ abc| }}
const doc = view.state.doc.toString();
const openMarkerIndex = doc.lastIndexOf('{', cursor);
const closeMarkerIndex = doc.indexOf('}}', cursor);
const [range] = view.state.selection.ranges;
if (openMarkerIndex !== -1 && closeMarkerIndex !== -1) {
const isBraceCompletionFromSelection =
view.state.sliceDoc(range.from - 2, range.from) === '{{' &&
view.state.sliceDoc(range.to, range.to + 2) === '}}';
if (isBraceCompletionFromSelection) {
view.dispatch(
{ changes: { from: openMarkerIndex + 1, insert: ' ' } },
{ changes: { from: closeMarkerIndex, insert: ' ' } },
{ changes: { from: range.from, insert: ' ' } },
{ changes: { from: range.to, insert: ' ' }, selection: { anchor: range.to, head: range.to } },
);
return true;