fix: require.resolve fallback on node < 8.10.0 (#1404)

close #1369
This commit is contained in:
Guillaume Chau
2018-05-30 15:44:08 +02:00
committed by Evan You
parent 4f39461c30
commit ef2ecf5a8e

View File

@@ -1,7 +1,39 @@
const semver = require('semver')
function resolveFallback (request, options) {
const Module = require('module')
const isMain = false
const fakeParent = new Module('', null)
const paths = []
for (let i = 0; i < options.paths.length; i++) {
const path = options.paths[i]
fakeParent.paths = Module._nodeModulePaths(path)
const lookupPaths = Module._resolveLookupPaths(request, fakeParent, true)
if (!paths.includes(path)) paths.push(path)
for (let j = 0; j < lookupPaths.length; j++) {
if (!paths.includes(lookupPaths[j])) paths.push(lookupPaths[j])
}
}
const filename = Module._findPath(request, paths, isMain)
if (!filename) {
const err = new Error(`Cannot find module '${request}'`)
err.code = 'MODULE_NOT_FOUND'
throw err
}
return filename
}
const resolve = semver.satisfies(process.version, '>=8.10.0') ? require.resolve : resolveFallback
exports.resolveModule = function (request, context) {
let resolvedPath
try {
resolvedPath = require.resolve(request, {
resolvedPath = resolve(request, {
paths: [context]
})
} catch (e) {}