cspell-grammar/dist/app.js

Grammar parsing support for cspell

import { promises as fs } from 'node:fs';
import * as path from 'node:path';
import { parser as parserTypeScript } from './parsers/typescript/index.js';
const parsers = {
    '.ts': parserTypeScript,
};
/**
 * Run simple parser
 * @param args -- command line arguments
 * @returns Promise
 */
export async function run(args) {
    // early out if there are not enough arguments
    if (args.length < 3) {
        console.log('usage...');
        return;
    }
    const filename = args.slice(2).find((p) => !p.startsWith('-'));
    if (!filename) {
        console.log('filename missing');
        return;
    }
    const ext = path.extname(filename);
    const parser = parsers[ext];
    if (!parser) {
        console.log(`No parser for ${path.basename(filename)}`);
        return;
    }
    console.log(`File: ${path.basename(filename)} Parser: ${parser.name}`);
    const content = await fs.readFile(filename, 'utf8');
    const result = parser.parse(content, filename);
    for (const pt of result.parsedTexts) {
        emit(pt);
    }
}
function emit(pt) {
    const t = pt.text.replaceAll('\t', '↦').replaceAll(/\r?\n/g, '↩︎').replaceAll('\r', '⇠');
    console.log(`${pt.range[0]}-${pt.range[1]}\t${t}\t${pt.scope?.toString() || ''}`);
}
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