56 lines
1.7 KiB
TypeScript
56 lines
1.7 KiB
TypeScript
/**
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* diagnosis.ts
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*
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* @author CismonX <admin@cismon.net>
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* @license MIT
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*/
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import * as vscode from 'vscode';
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import { lineNumToRange } from './utils/misc';
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import { isDefined } from './utils/types';
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/**
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* Manage diagnostic information of Texinfo documents.
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*/
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export default class Diagnosis implements vscode.Disposable {
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private static singleton?: Diagnosis;
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static get instance() {
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return Diagnosis.singleton ??= new Diagnosis();
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}
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/**
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* Generate diagnostic information based on error log from `makeinfo`.
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*
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* @param document
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* @param logText
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*/
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static update(document: vscode.TextDocument, logText: string) {
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const fileName = document.uri.path;
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const diagnostics = logText.split('\n').filter(line => line.startsWith(fileName))
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.map(line => logLineToDiagnostic(line.substring(fileName.length + 1))).filter(isDefined);
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Diagnosis.instance.diagnostics.set(document.uri, diagnostics);
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}
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static delete(document: vscode.TextDocument) {
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Diagnosis.instance.diagnostics.delete(document.uri);
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}
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private readonly diagnostics = vscode.languages.createDiagnosticCollection('texinfo');
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dispose() {
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this.diagnostics.dispose();
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Diagnosis.singleton = undefined;
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}
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}
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function logLineToDiagnostic(lineText: string) {
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const lineNum = Number.parseInt(lineText) - 1;
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// Ignore error that does not correspond a line.
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if (Number.isNaN(lineNum)) return undefined;
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const message = lineText.substring(lineNum.toString().length + 2);
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const severity = message.startsWith('warning:') ? vscode.DiagnosticSeverity.Warning : undefined;
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return new vscode.Diagnostic(lineNumToRange(lineNum), message, severity);
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}
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