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module.ts
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57 lines (45 loc) · 1.63 KB
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import { posix, sep } from 'node:path';
import { dirname } from '@sentry/utils';
/** normalizes Windows paths */
function normalizeWindowsPath(path: string): string {
return path
.replace(/^[A-Z]:/, '') // remove Windows-style prefix
.replace(/\\/g, '/'); // replace all `\` instances with `/`
}
/** Creates a function that gets the module name from a filename */
export function createGetModuleFromFilename(
basePath: string = process.argv[1] ? dirname(process.argv[1]) : process.cwd(),
isWindows: boolean = sep === '\\',
): (filename: string | undefined) => string | undefined {
const normalizedBase = isWindows ? normalizeWindowsPath(basePath) : basePath;
return (filename: string | undefined) => {
if (!filename) {
return;
}
const normalizedFilename = isWindows ? normalizeWindowsPath(filename) : filename;
// eslint-disable-next-line prefer-const
let { dir, base: file, ext } = posix.parse(normalizedFilename);
if (ext === '.js' || ext === '.mjs' || ext === '.cjs') {
file = file.slice(0, ext.length * -1);
}
if (!dir) {
// No dirname whatsoever
dir = '.';
}
const n = dir.lastIndexOf('/node_modules');
if (n > -1) {
return `${dir.slice(n + 14).replace(/\//g, '.')}:${file}`;
}
// Let's see if it's a part of the main module
// To be a part of main module, it has to share the same base
if (dir.startsWith(normalizedBase)) {
let moduleName = dir.slice(normalizedBase.length + 1).replace(/\//g, '.');
if (moduleName) {
moduleName += ':';
}
moduleName += file;
return moduleName;
}
return file;
};
}