epiphany/node_modules/resolve-from/index.js
2023-12-09 22:48:07 -08:00

47 lines
1.2 KiB
JavaScript

'use strict';
const path = require('path');
const Module = require('module');
const fs = require('fs');
const resolveFrom = (fromDirectory, moduleId, silent) => {
if (typeof fromDirectory !== 'string') {
throw new TypeError(`Expected \`fromDir\` to be of type \`string\`, got \`${typeof fromDirectory}\``);
}
if (typeof moduleId !== 'string') {
throw new TypeError(`Expected \`moduleId\` to be of type \`string\`, got \`${typeof moduleId}\``);
}
try {
fromDirectory = fs.realpathSync(fromDirectory);
} catch (error) {
if (error.code === 'ENOENT') {
fromDirectory = path.resolve(fromDirectory);
} else if (silent) {
return;
} else {
throw error;
}
}
const fromFile = path.join(fromDirectory, 'noop.js');
const resolveFileName = () => Module._resolveFilename(moduleId, {
id: fromFile,
filename: fromFile,
paths: Module._nodeModulePaths(fromDirectory)
});
if (silent) {
try {
return resolveFileName();
} catch (error) {
return;
}
}
return resolveFileName();
};
module.exports = (fromDirectory, moduleId) => resolveFrom(fromDirectory, moduleId);
module.exports.silent = (fromDirectory, moduleId) => resolveFrom(fromDirectory, moduleId, true);