monaco-editor-core
Version:
A browser based code editor
52 lines (51 loc) • 2.33 kB
JavaScript
/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { Range } from '../../../common/core/range.js';
export class ReplaceAllCommand {
constructor(editorSelection, ranges, replaceStrings) {
this._editorSelection = editorSelection;
this._ranges = ranges;
this._replaceStrings = replaceStrings;
this._trackedEditorSelectionId = null;
}
getEditOperations(model, builder) {
if (this._ranges.length > 0) {
// Collect all edit operations
const ops = [];
for (let i = 0; i < this._ranges.length; i++) {
ops.push({
range: this._ranges[i],
text: this._replaceStrings[i]
});
}
// Sort them in ascending order by range starts
ops.sort((o1, o2) => {
return Range.compareRangesUsingStarts(o1.range, o2.range);
});
// Merge operations that touch each other
const resultOps = [];
let previousOp = ops[0];
for (let i = 1; i < ops.length; i++) {
if (previousOp.range.endLineNumber === ops[i].range.startLineNumber && previousOp.range.endColumn === ops[i].range.startColumn) {
// These operations are one after another and can be merged
previousOp.range = previousOp.range.plusRange(ops[i].range);
previousOp.text = previousOp.text + ops[i].text;
}
else {
resultOps.push(previousOp);
previousOp = ops[i];
}
}
resultOps.push(previousOp);
for (const op of resultOps) {
builder.addEditOperation(op.range, op.text);
}
}
this._trackedEditorSelectionId = builder.trackSelection(this._editorSelection);
}
computeCursorState(model, helper) {
return helper.getTrackedSelection(this._trackedEditorSelectionId);
}
}