94 lines
2.6 KiB
JavaScript
94 lines
2.6 KiB
JavaScript
/* eslint-disable global-require */
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/* eslint-disable no-console */
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/* global DICT */
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'use strict';
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(function installDiagnostic() {
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const fs = require('fs');
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const path = require('path');
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const win32 = process.platform === 'win32';
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if (process.env.DEBUG_PKG === '2') {
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console.log(Object.entries(DICT));
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}
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function dumpLevel(filename, level, tree) {
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let totalSize = 0;
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const d = fs.readdirSync(filename);
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for (let j = 0; j < d.length; j += 1) {
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const f = path.join(filename, d[j]);
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const realPath = fs.realpathSync(f);
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const isSymbolicLink2 = f !== realPath;
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const s = fs.statSync(f);
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totalSize += s.size;
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if (s.isDirectory() && !isSymbolicLink2) {
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const tree1 = [];
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totalSize += dumpLevel(f, level + 1, tree1);
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const str =
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(' '.padStart(level * 2, ' ') + d[j]).padEnd(40, ' ') +
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(totalSize.toString().padStart(10, ' ') +
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(isSymbolicLink2 ? `=> ${realPath}` : ' '));
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tree.push(str);
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tree1.forEach((x) => tree.push(x));
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} else {
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const str =
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(' '.padStart(level * 2, ' ') + d[j]).padEnd(40, ' ') +
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(s.size.toString().padStart(10, ' ') +
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(isSymbolicLink2 ? `=> ${realPath}` : ' '));
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tree.push(str);
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}
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}
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return totalSize;
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}
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function wrap(obj, name) {
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const f = fs[name];
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obj[name] = (...args) => {
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const args1 = Object.values(args);
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console.log(
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`fs.${name}`,
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args1.filter((x) => typeof x === 'string')
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);
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return f.apply(this, args1);
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};
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}
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if (process.env.DEBUG_PKG) {
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console.log('------------------------------- virtual file system');
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const startFolder = win32 ? 'C:\\snapshot' : '/snapshot';
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console.log(startFolder);
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const tree = [];
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const totalSize = dumpLevel(startFolder, 1, tree);
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console.log(tree.join('\n'));
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console.log('Total size = ', totalSize);
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if (process.env.DEBUG_PKG === '2') {
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wrap(fs, 'openSync');
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wrap(fs, 'open');
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wrap(fs, 'readSync');
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wrap(fs, 'read');
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wrap(fs, 'writeSync');
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wrap(fs, 'write');
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wrap(fs, 'closeSync');
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wrap(fs, 'readFileSync');
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wrap(fs, 'close');
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wrap(fs, 'readFile');
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wrap(fs, 'readdirSync');
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wrap(fs, 'readdir');
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wrap(fs, 'realpathSync');
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wrap(fs, 'realpath');
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wrap(fs, 'statSync');
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wrap(fs, 'stat');
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wrap(fs, 'lstatSync');
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wrap(fs, 'lstat');
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wrap(fs, 'fstatSync');
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wrap(fs, 'fstat');
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wrap(fs, 'existsSync');
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wrap(fs, 'exists');
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wrap(fs, 'accessSync');
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wrap(fs, 'access');
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}
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}
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})();
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