utils.ts47 lines · main

1	import type { editor as monacoEditor } from 'monaco-editor'
2
3	export type EditorSelection = {
4	selection: string
5	beforeSelection: string
6	afterSelection: string
7	startLineNumber: number
8	endLineNumber: number
9	}
10
11	export function getEditorSelectionParts(
12	editor: monacoEditor.IStandaloneCodeEditor
13	): EditorSelection | null {
14	const selection = editor.getSelection()
15	const model = editor.getModel()
16	if (!model || !selection) return null
17
18	const allLines = model.getLinesContent()
19
20	const noSelection =
21	selection.startLineNumber === selection.endLineNumber &&
22	selection.startColumn === selection.endColumn
23
24	if (noSelection) {
25	return {
26	selection: allLines.join('\n'),
27	beforeSelection: '',
28	afterSelection: '',
29	startLineNumber: selection.startLineNumber,
30	endLineNumber: selection.endLineNumber,
31	}
32	}
33
34	const startLineIndex = selection.startLineNumber - 1
35	const endLineIndex = selection.endLineNumber
36
37	const beforeLines = allLines.slice(0, startLineIndex)
38	const afterLines = allLines.slice(endLineIndex)
39
40	return {
41	selection: allLines.slice(startLineIndex, endLineIndex).join('\n'),
42	beforeSelection: beforeLines.length > 0 ? beforeLines.join('\n') + '\n' : '',
43	afterSelection: afterLines.length > 0 ? '\n' + afterLines.join('\n') : '',
44	startLineNumber: selection.startLineNumber,
45	endLineNumber: selection.endLineNumber,
46	}
47	}