70 lines
1.7 KiB
TypeScript
70 lines
1.7 KiB
TypeScript
import 'typings-global'
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let Module = require('module')
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import path = require('path')
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import sourceMap = require('source-map-support')
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import through2 = require('through2')
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import vm = require('vm')
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import { Transform } from 'stream'
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sourceMap.install({
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retrieveFile: function (path) {
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if (cache[path]) {
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return cache[path].contents.toString()
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} else if (cache[path + '.js']) {
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return cache[path + '.js'].contents.toString()
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}
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}
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})
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let cache = {}
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let originalLoader = Module._extensions['.js']
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Module._extensions['.js'] = function (module, filename) {
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let file = cache[filename]
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let file2 = cache[filename + '.js']
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if (file) {
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module._compile(file.contents.toString(), filename)
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} else if (file2) {
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module._compile(file2.contents.toString(), filename)
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} else {
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originalLoader.apply(this, arguments)
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}
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}
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let originalModuleResolve = Module._resolveFilename
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Module._resolveFilename = function (request, parent, isMain) {
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let parsedIdDir = path.parse(parent.id).dir
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let resolvedRequest = path.join('/', parent.id, request)
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// console.log('resolvedRequest:' + resolvedRequest)
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let file = cache[resolvedRequest]
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let file2 = cache[resolvedRequest + '.js']
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if (file || file2) {
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return request
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} else {
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return originalModuleResolve.apply(this, arguments)
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}
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}
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export let gulpPipe = function () {
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return through2.obj(function (file, enc, cb) {
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cache[file.path] = file
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return cb(null, file)
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})
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}
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export interface fileObject {
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path: string
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contents: Buffer
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}
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export let injectFileArray = async (fileArray: fileObject[]) => {
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for (let fileObject of fileArray) {
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// console.log('injected:' + fileObject.path)
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cache[fileObject.path] = fileObject
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}
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return fileArray
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}
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