code-server-2/extensions/extension-editing/src/packageDocumentHelper.ts

86 lines
3.5 KiB
TypeScript

/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import * as vscode from 'vscode';
import { getLocation, Location } from 'jsonc-parser';
import * as nls from 'vscode-nls';
const localize = nls.loadMessageBundle();
export class PackageDocument {
constructor(private document: vscode.TextDocument) { }
public provideCompletionItems(position: vscode.Position, _token: vscode.CancellationToken): vscode.ProviderResult<vscode.CompletionItem[]> {
const location = getLocation(this.document.getText(), this.document.offsetAt(position));
if (location.path.length >= 2 && location.path[1] === 'configurationDefaults') {
return this.provideLanguageOverridesCompletionItems(location, position);
}
return undefined;
}
private provideLanguageOverridesCompletionItems(location: Location, position: vscode.Position): vscode.ProviderResult<vscode.CompletionItem[]> {
let range = this.document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
const text = this.document.getText(range);
if (location.path.length === 2) {
let snippet = '"[${1:language}]": {\n\t"$0"\n}';
// Suggestion model word matching includes quotes,
// hence exclude the starting quote from the snippet and the range
// ending quote gets replaced
if (text && text.startsWith('"')) {
range = new vscode.Range(new vscode.Position(range.start.line, range.start.character + 1), range.end);
snippet = snippet.substring(1);
}
return Promise.resolve([this.newSnippetCompletionItem({
label: localize('languageSpecificEditorSettings', "Language specific editor settings"),
documentation: localize('languageSpecificEditorSettingsDescription', "Override editor settings for language"),
snippet,
range
})]);
}
if (location.path.length === 3 && location.previousNode && typeof location.previousNode.value === 'string' && location.previousNode.value.startsWith('[')) {
// Suggestion model word matching includes starting quote and open sqaure bracket
// Hence exclude them from the proposal range
range = new vscode.Range(new vscode.Position(range.start.line, range.start.character + 2), range.end);
return vscode.languages.getLanguages().then(languages => {
return languages.map(l => {
// Suggestion model word matching includes closed sqaure bracket and ending quote
// Hence include them in the proposal to replace
return this.newSimpleCompletionItem(l, range, '', l + ']"');
});
});
}
return Promise.resolve([]);
}
private newSimpleCompletionItem(text: string, range: vscode.Range, description?: string, insertText?: string): vscode.CompletionItem {
const item = new vscode.CompletionItem(text);
item.kind = vscode.CompletionItemKind.Value;
item.detail = description;
item.insertText = insertText ? insertText : text;
item.range = range;
return item;
}
private newSnippetCompletionItem(o: { label: string; documentation?: string; snippet: string; range: vscode.Range; }): vscode.CompletionItem {
const item = new vscode.CompletionItem(o.label);
item.kind = vscode.CompletionItemKind.Value;
item.documentation = o.documentation;
item.insertText = new vscode.SnippetString(o.snippet);
item.range = o.range;
return item;
}
}