rsnext/packages/next/lib/resolve-from.ts

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// source: https://github.com/sindresorhus/resolve-from
import fs from 'fs'
import path from 'path'
import isError from './is-error'
const Module = require('module')
export const resolveFrom = (
fromDirectory: string,
moduleId: string,
silent?: boolean
) => {
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: unknown) {
if (isError(error) && 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()
}