vscode/extensions/configuration-editing/src/settingsDocumentHelper.ts
2021-11-16 23:07:10 +01:00

289 lines
15 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, parse } from 'jsonc-parser';
import * as nls from 'vscode-nls';
import { provideInstalledExtensionProposals } from './extensionsProposals';
const localize = nls.loadMessageBundle();
const OVERRIDE_IDENTIFIER_REGEX = /\[([^\[\]]*)\]/g;
export class SettingsDocument {
constructor(private document: vscode.TextDocument) { }
public provideCompletionItems(position: vscode.Position, _token: vscode.CancellationToken): vscode.ProviderResult<vscode.CompletionItem[] | vscode.CompletionList> {
const location = getLocation(this.document.getText(), this.document.offsetAt(position));
const range = this.document.getWordRangeAtPosition(position) || new vscode.Range(position, position);
// window.title
if (location.path[0] === 'window.title') {
return this.provideWindowTitleCompletionItems(location, range);
}
// files.association
if (location.path[0] === 'files.associations') {
return this.provideFilesAssociationsCompletionItems(location, range);
}
// files.exclude, search.exclude
if (location.path[0] === 'files.exclude' || location.path[0] === 'search.exclude') {
return this.provideExcludeCompletionItems(location, range);
}
// files.defaultLanguage
if (location.path[0] === 'files.defaultLanguage') {
return this.provideLanguageCompletionItems(location, range).then(items => {
// Add special item '${activeEditorLanguage}'
return [this.newSimpleCompletionItem(JSON.stringify('${activeEditorLanguage}'), range, localize('activeEditor', "Use the language of the currently active text editor if any")), ...items];
});
}
// settingsSync.ignoredExtensions
if (location.path[0] === 'settingsSync.ignoredExtensions') {
let ignoredExtensions = [];
try {
ignoredExtensions = parse(this.document.getText())['settingsSync.ignoredExtensions'];
} catch (e) {/* ignore error */ }
return provideInstalledExtensionProposals(ignoredExtensions, '', range, true);
}
// remote.extensionKind
if (location.path[0] === 'remote.extensionKind' && location.path.length === 2 && location.isAtPropertyKey) {
let alreadyConfigured: string[] = [];
try {
alreadyConfigured = Object.keys(parse(this.document.getText())['remote.extensionKind']);
} catch (e) {/* ignore error */ }
return provideInstalledExtensionProposals(alreadyConfigured, `: [\n\t"ui"\n]`, range, true);
}
// remote.portsAttributes
if (location.path[0] === 'remote.portsAttributes' && location.path.length === 2 && location.isAtPropertyKey) {
return this.providePortsAttributesCompletionItem(range);
}
return this.provideLanguageOverridesCompletionItems(location, position);
}
private provideWindowTitleCompletionItems(_location: Location, range: vscode.Range): vscode.ProviderResult<vscode.CompletionItem[]> {
const completions: vscode.CompletionItem[] = [];
completions.push(this.newSimpleCompletionItem('${activeEditorShort}', range, localize('activeEditorShort', "the file name (e.g. myFile.txt)")));
completions.push(this.newSimpleCompletionItem('${activeEditorMedium}', range, localize('activeEditorMedium', "the path of the file relative to the workspace folder (e.g. myFolder/myFileFolder/myFile.txt)")));
completions.push(this.newSimpleCompletionItem('${activeEditorLong}', range, localize('activeEditorLong', "the full path of the file (e.g. /Users/Development/myFolder/myFileFolder/myFile.txt)")));
completions.push(this.newSimpleCompletionItem('${activeFolderShort}', range, localize('activeFolderShort', "the name of the folder the file is contained in (e.g. myFileFolder)")));
completions.push(this.newSimpleCompletionItem('${activeFolderMedium}', range, localize('activeFolderMedium', "the path of the folder the file is contained in, relative to the workspace folder (e.g. myFolder/myFileFolder)")));
completions.push(this.newSimpleCompletionItem('${activeFolderLong}', range, localize('activeFolderLong', "the full path of the folder the file is contained in (e.g. /Users/Development/myFolder/myFileFolder)")));
completions.push(this.newSimpleCompletionItem('${rootName}', range, localize('rootName', "name of the workspace (e.g. myFolder or myWorkspace)")));
completions.push(this.newSimpleCompletionItem('${rootPath}', range, localize('rootPath', "file path of the workspace (e.g. /Users/Development/myWorkspace)")));
completions.push(this.newSimpleCompletionItem('${folderName}', range, localize('folderName', "name of the workspace folder the file is contained in (e.g. myFolder)")));
completions.push(this.newSimpleCompletionItem('${folderPath}', range, localize('folderPath', "file path of the workspace folder the file is contained in (e.g. /Users/Development/myFolder)")));
completions.push(this.newSimpleCompletionItem('${appName}', range, localize('appName', "e.g. VS Code")));
completions.push(this.newSimpleCompletionItem('${remoteName}', range, localize('remoteName', "e.g. SSH")));
completions.push(this.newSimpleCompletionItem('${dirty}', range, localize('dirty', "an indicator for when the active editor has unsaved changes")));
completions.push(this.newSimpleCompletionItem('${separator}', range, localize('separator', "a conditional separator (' - ') that only shows when surrounded by variables with values")));
return Promise.resolve(completions);
}
private provideFilesAssociationsCompletionItems(location: Location, range: vscode.Range): vscode.ProviderResult<vscode.CompletionItem[]> {
const completions: vscode.CompletionItem[] = [];
if (location.path.length === 2) {
// Key
if (!location.isAtPropertyKey || location.path[1] === '') {
completions.push(this.newSnippetCompletionItem({
label: localize('assocLabelFile', "Files with Extension"),
documentation: localize('assocDescriptionFile', "Map all files matching the glob pattern in their filename to the language with the given identifier."),
snippet: location.isAtPropertyKey ? '"*.${1:extension}": "${2:language}"' : '{ "*.${1:extension}": "${2:language}" }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('assocLabelPath', "Files with Path"),
documentation: localize('assocDescriptionPath', "Map all files matching the absolute path glob pattern in their path to the language with the given identifier."),
snippet: location.isAtPropertyKey ? '"/${1:path to file}/*.${2:extension}": "${3:language}"' : '{ "/${1:path to file}/*.${2:extension}": "${3:language}" }',
range
}));
} else {
// Value
return this.provideLanguageCompletionItemsForLanguageOverrides(location, range);
}
}
return Promise.resolve(completions);
}
private provideExcludeCompletionItems(location: Location, range: vscode.Range): vscode.ProviderResult<vscode.CompletionItem[]> {
const completions: vscode.CompletionItem[] = [];
// Key
if (location.path.length === 1) {
completions.push(this.newSnippetCompletionItem({
label: localize('fileLabel', "Files by Extension"),
documentation: localize('fileDescription', "Match all files of a specific file extension."),
snippet: location.isAtPropertyKey ? '"**/*.${1:extension}": true' : '{ "**/*.${1:extension}": true }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('filesLabel', "Files with Multiple Extensions"),
documentation: localize('filesDescription', "Match all files with any of the file extensions."),
snippet: location.isAtPropertyKey ? '"**/*.{ext1,ext2,ext3}": true' : '{ "**/*.{ext1,ext2,ext3}": true }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('derivedLabel', "Files with Siblings by Name"),
documentation: localize('derivedDescription', "Match files that have siblings with the same name but a different extension."),
snippet: location.isAtPropertyKey ? '"**/*.${1:source-extension}": { "when": "$(basename).${2:target-extension}" }' : '{ "**/*.${1:source-extension}": { "when": "$(basename).${2:target-extension}" } }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('topFolderLabel', "Folder by Name (Top Level)"),
documentation: localize('topFolderDescription', "Match a top level folder with a specific name."),
snippet: location.isAtPropertyKey ? '"${1:name}": true' : '{ "${1:name}": true }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('topFoldersLabel', "Folders with Multiple Names (Top Level)"),
documentation: localize('topFoldersDescription', "Match multiple top level folders."),
snippet: location.isAtPropertyKey ? '"{folder1,folder2,folder3}": true' : '{ "{folder1,folder2,folder3}": true }',
range
}));
completions.push(this.newSnippetCompletionItem({
label: localize('folderLabel', "Folder by Name (Any Location)"),
documentation: localize('folderDescription', "Match a folder with a specific name in any location."),
snippet: location.isAtPropertyKey ? '"**/${1:name}": true' : '{ "**/${1:name}": true }',
range
}));
}
// Value
else {
completions.push(this.newSimpleCompletionItem('false', range, localize('falseDescription', "Disable the pattern.")));
completions.push(this.newSimpleCompletionItem('true', range, localize('trueDescription', "Enable the pattern.")));
completions.push(this.newSnippetCompletionItem({
label: localize('derivedLabel', "Files with Siblings by Name"),
documentation: localize('siblingsDescription', "Match files that have siblings with the same name but a different extension."),
snippet: '{ "when": "$(basename).${1:extension}" }',
range
}));
}
return Promise.resolve(completions);
}
private provideLanguageCompletionItems(_location: Location, range: vscode.Range, formatFunc: (string: string) => string = (l) => JSON.stringify(l)): Thenable<vscode.CompletionItem[]> {
return vscode.languages.getLanguages()
.then(languages => languages.map(l => this.newSimpleCompletionItem(formatFunc(l), range)));
}
private async provideLanguageCompletionItemsForLanguageOverrides(_location: Location, range: vscode.Range): Promise<vscode.CompletionItem[]> {
const languages = await vscode.languages.getLanguages();
const completionItems = [];
for (const language of languages) {
const item = new vscode.CompletionItem(JSON.stringify(language));
item.kind = vscode.CompletionItemKind.Property;
item.range = range;
completionItems.push(item);
}
return completionItems;
}
private async provideLanguageOverridesCompletionItems(location: Location, position: vscode.Position): Promise<vscode.CompletionItem[]> {
if (location.path.length === 1 && location.previousNode && typeof location.previousNode.value === 'string' && location.previousNode.value.startsWith('[')) {
const startPosition = this.document.positionAt(location.previousNode.offset + 1);
const endPosition = startPosition.translate(undefined, location.previousNode.value.length);
const donotSuggestLanguages: string[] = [];
const languageOverridesRanges: vscode.Range[] = [];
let matches = OVERRIDE_IDENTIFIER_REGEX.exec(location.previousNode.value);
let lastLanguageOverrideRange: vscode.Range | undefined;
while (matches?.length) {
lastLanguageOverrideRange = new vscode.Range(this.document.positionAt(location.previousNode.offset + 1 + matches.index), this.document.positionAt(location.previousNode.offset + 1 + matches.index + matches[0].length));
languageOverridesRanges.push(lastLanguageOverrideRange);
/* Suggest the configured language if the position is in the match range */
if (!lastLanguageOverrideRange.contains(position)) {
donotSuggestLanguages.push(matches[1].trim());
}
matches = OVERRIDE_IDENTIFIER_REGEX.exec(location.previousNode.value);
}
const lastLanguageOverrideEndPosition = lastLanguageOverrideRange ? lastLanguageOverrideRange.end : startPosition;
if (lastLanguageOverrideEndPosition.isBefore(endPosition)) {
languageOverridesRanges.push(new vscode.Range(lastLanguageOverrideEndPosition, endPosition));
}
const languageOverrideRange = languageOverridesRanges.find(range => range.contains(position));
/**
* Skip if suggestsions are for first language override range
* Since VSCode registers language overrides to the schema, JSON language server does suggestions for first language override.
*/
if (languageOverrideRange && !languageOverrideRange.isEqual(languageOverridesRanges[0])) {
const languages = await vscode.languages.getLanguages();
const completionItems = [];
for (const language of languages) {
if (!donotSuggestLanguages.includes(language)) {
const item = new vscode.CompletionItem(`[${language}]`);
item.kind = vscode.CompletionItemKind.Property;
item.range = languageOverrideRange;
completionItems.push(item);
}
}
return completionItems;
}
}
return [];
}
private providePortsAttributesCompletionItem(range: vscode.Range): vscode.CompletionItem[] {
return [this.newSnippetCompletionItem(
{
label: '\"3000\"',
documentation: 'Single Port Attribute',
range,
snippet: '\n \"${1:3000}\": {\n \"label\": \"${2:Application}\",\n \"onAutoForward\": \"${3:openPreview}\"\n }\n'
}),
this.newSnippetCompletionItem(
{
label: '\"5000-6000\"',
documentation: 'Ranged Port Attribute',
range,
snippet: '\n \"${1:40000-55000}\": {\n \"onAutoForward\": \"${2:ignore}\"\n }\n'
}),
this.newSnippetCompletionItem(
{
label: '\".+\\\\/server.js\"',
documentation: 'Command Match Port Attribute',
range,
snippet: '\n \"${1:.+\\\\/server.js\}\": {\n \"label\": \"${2:Application}\",\n \"onAutoForward\": \"${3:openPreview}\"\n }\n'
})
];
}
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;
}
}