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index.ts
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index.ts
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/*
* @adonisjs/core
*
* (c) Harminder Virk <virk@adonisjs.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
import { esmRequire, resolveFrom } from '@poppinss/utils'
/**
* Helper to know if error belongs to a missing module
* error
*/
export function isMissingModuleError (error: NodeJS.ErrnoException) {
return ['MODULE_NOT_FOUND', 'ENOENT'].includes(error.code!)
}
/**
* Optionally require the file and ignore non existing errors
*/
export function optionalRequire (filePath: string, optional = false): any | null {
try {
return esmRequire(filePath)
} catch (error) {
if (isMissingModuleError(error) && optional) {
return null
}
throw error
}
}
/**
* Optionally resolve and require the file and
* ignore non existing errors
*/
export function optionalResolveAndRequire (
filePath: string,
fromPath: string,
optional = false,
): any | null {
try {
return optionalRequire(resolveFrom(fromPath, filePath))
} catch (error) {
if (isMissingModuleError(error) && optional) {
return null
}
throw error
}
}