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index.ts
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index.ts
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import type { LanguageServicePlugin } from '@volar/language-service';
import type * as html from 'vscode-html-languageservice';
import { TextDocument } from 'vscode-languageserver-textdocument';
import * as pug from '@volar/pug-language-service';
import useHtmlPlugin from '@volar-plugins/html';
const plugin: LanguageServicePlugin<{
getHtmlLs: () => html.LanguageService,
updateCustomData(extraData: html.IHTMLDataProvider[]): void,
getPugLs: () => pug.LanguageService,
getPugDocument: (document: TextDocument) => pug.PugDocument | undefined,
}> = (context, service) => {
const pugDocuments = new WeakMap<TextDocument, [number, pug.PugDocument]>();
const htmlPlugin = useHtmlPlugin()(context, service);
const pugLs = pug.getLanguageService(htmlPlugin.getHtmlLs());
return {
...htmlPlugin,
getPugLs: () => pugLs,
getPugDocument,
complete: {
on(document, position, _) {
return worker(document, (pugDocument) => {
return pugLs.doComplete(pugDocument, position, context.env.documentContext, /** TODO: CompletionConfiguration */);
});
},
},
validation: {
onSyntactic(document) {
return worker(document, (pugDocument) => {
if (pugDocument.error) {
return [{
source: 'pug',
code: pugDocument.error.code,
message: pugDocument.error.msg,
range: {
start: { line: pugDocument.error.line, character: pugDocument.error.column },
end: { line: pugDocument.error.line, character: pugDocument.error.column },
},
}];
}
return [];
});
},
},
doHover(document, position) {
return worker(document, async (pugDocument) => {
const hoverSettings = await context.env.configurationHost?.getConfiguration<html.HoverSettings>('html.hover');
return pugLs.doHover(pugDocument, position, hoverSettings);
});
},
findDocumentHighlights(document, position) {
return worker(document, (pugDocument) => {
return pugLs.findDocumentHighlights(pugDocument, position);
});
},
findDocumentLinks(document) {
return worker(document, (pugDocument) => {
if (context.env.documentContext) {
return pugLs.findDocumentLinks(pugDocument, context.env.documentContext);
}
});
},
findDocumentSymbols(document) {
return worker(document, (pugDocument) => {
return pugLs.findDocumentSymbols(pugDocument);
});
},
getFoldingRanges(document) {
return worker(document, (pugDocument) => {
return pugLs.getFoldingRanges(pugDocument);
});
},
getSelectionRanges(document, positions) {
return worker(document, (pugDocument) => {
return pugLs.getSelectionRanges(pugDocument, positions);
});
},
async doAutoInsert(document, position, insertContext) {
return worker(document, async (pugDocument) => {
const lastCharacter = insertContext.lastChange.text[insertContext.lastChange.text.length - 1];
if (insertContext.lastChange.rangeLength === 0 && lastCharacter === '=') {
const enabled = (await context.env.configurationHost?.getConfiguration<boolean>('html.autoCreateQuotes')) ?? true;
if (enabled) {
const text = pugLs.doQuoteComplete(pugDocument, position, await context.env.configurationHost?.getConfiguration<html.CompletionConfiguration>('html.completion'));
if (text) {
return text;
}
}
}
});
},
};
function worker<T>(document: TextDocument, callback: (pugDocument: pug.PugDocument) => T) {
const pugDocument = getPugDocument(document);
if (!pugDocument)
return;
return callback(pugDocument);
}
function getPugDocument(document: TextDocument) {
if (document.languageId !== 'jade')
return;
const cache = pugDocuments.get(document);
if (cache) {
const [cacheVersion, cacheDoc] = cache;
if (cacheVersion === document.version) {
return cacheDoc;
}
}
const doc = pugLs.parsePugDocument(document.getText());
pugDocuments.set(document, [document.version, doc]);
return doc;
}
};
export default () => plugin;