78 lines
2.5 KiB
TypeScript
78 lines
2.5 KiB
TypeScript
/**
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* diagnosis.ts
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*
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* Copyright (C) 2020,2021 CismonX <admin@cismon.net>
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*
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* This file is part of vscode-texinfo.
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*
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* vscode-texinfo is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, either version 3 of the License, or (at your option)
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* any later version.
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*
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* vscode-texinfo is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* vscode-texinfo. If not, see <https://www.gnu.org/licenses/>.
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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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/**
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* Remove a document's diagnostic entry from the collection.
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*
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* @param document
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*/
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delete(document: vscode.TextDocument) {
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this._diagnostics.delete(document.uri);
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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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update(document: vscode.TextDocument, logText: string) {
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const fileName = document.uri.path;
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const diagnostics = logText.split('\n')
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.filter(line => line.startsWith(fileName))
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.map(line => logToDiagnostic(line.substring(fileName.length + 1)))
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.filter(isDefined);
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this._diagnostics.set(document.uri, diagnostics);
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}
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dispose() {
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this._diagnostics.dispose();
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}
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private readonly _diagnostics
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= vscode.languages.createDiagnosticCollection('texinfo');
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}
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/**
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* Convert a `makeinfo` error log line to a VSCode `Diagnostic` object.
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*
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* @param lineText
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* @returns
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*/
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function logToDiagnostic(lineText: string) {
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const lineNum = parseInt(lineText) - 1;
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// Ignore error that does not correspond a line in document.
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if (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:')
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? vscode.DiagnosticSeverity.Warning : undefined;
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return new vscode.Diagnostic(lineNumToRange(lineNum), message, severity);
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}
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