.travis.yml

@@ -15,14 +15,14 @@ script:
   - npm run test-cov
 
 env:
-  - NODE=stable TYPESCRIPT=typescript@1.6
-  - NODE=stable TYPESCRIPT=typescript@1.7
-  - NODE=stable TYPESCRIPT=typescript@1.8
-  - NODE=stable TYPESCRIPT=typescript@2.0
-  - NODE=stable TYPESCRIPT=typescript@2.1
+  - NODE=6 TYPESCRIPT=typescript@1.6
+  - NODE=6 TYPESCRIPT=typescript@1.7
+  - NODE=6 TYPESCRIPT=typescript@1.8
+  - NODE=6 TYPESCRIPT=typescript@2.0
+  - NODE=6 TYPESCRIPT=typescript@2.1
   - NODE=4 TYPESCRIPT=typescript@latest
-  - NODE=stable TYPESCRIPT=typescript@latest
-  - NODE=stable TYPESCRIPT=typescript@next
+  - NODE=6 TYPESCRIPT=typescript@latest
+  - NODE=6 TYPESCRIPT=typescript@next
 
 node_js:
   - stable

package.json

@@ -1,11 +1,12 @@
 {
   "name": "ts-node",
-  "version": "3.0.4",
+  "version": "3.0.5",
   "preferGlobal": true,
   "description": "TypeScript execution environment and REPL for node",
   "main": "dist/index.js",
   "bin": {
-    "ts-node": "dist/bin.js"
+    "ts-node": "dist/bin.js",
+    "_ts-node": "dist/_bin.js"
   },
   "files": [
     "dist/",
@@ -49,7 +50,7 @@
   },
   "homepage": "https://github.com/TypeStrong/ts-node",
   "devDependencies": {
-    "chai": "^3.0.0",
+    "chai": "^4.0.1",
     "istanbul": "^0.4.0",
     "mocha": "^3.0.0",
     "ntypescript": "^1.201507091536.1",
@@ -71,6 +72,6 @@
     "source-map-support": "^0.4.0",
     "tsconfig": "^6.0.0",
     "v8flags": "^2.0.11",
-    "yn": "^1.2.0"
+    "yn": "^2.0.0"
   }
 }

src/_bin.ts

@@ -281,9 +281,13 @@ function startRepl () {
     useGlobal: false
   })
 
-  const undo = appendEval('')
+  // Hard fix for TypeScript forcing `Object.defineProperty(exports, ...)`.
+  appendEval('exports = module.exports\n')
 
-  repl.on('reset', undo)
+  // Bookmark the point where we should reset the REPL state.
+  const reset = appendEval('')
+
+  repl.on('reset', reset)
 
   repl.defineCommand('type', {
     help: 'Check the type of a TypeScript identifier',
@@ -294,7 +298,7 @@ function startRepl () {
       }
 
       const undo = appendEval(identifier)
-      const { name, comment } = service.getTypeInfo(EVAL_PATH, EVAL_INSTANCE.input.length)
+      const { name, comment } = service.getTypeInfo(EVAL_INSTANCE.input, EVAL_PATH, EVAL_INSTANCE.input.length)
 
       undo()
 

src/bin.ts

@@ -21,6 +21,7 @@ v8flags(function (err, v8flags) {
     '--debug',
     '--debug-brk',
     '--inspect',
+    '--inspect-brk',
     '--nolazy',
     '--no-deprecation',
     '--log-timer-events',

src/index.ts

@@ -80,7 +80,7 @@ export interface TypeInfo {
 const DEFAULTS = {
   getFile,
   fileExists,
-  cache: process.env['TS_NODE_CACHE'] ? yn(process.env['TS_NODE_CACHE']) : true,
+  cache: yn(process.env['TS_NODE_CACHE'], { default: true }),
   cacheDirectory: process.env['TS_NODE_CACHE_DIRECTORY'],
   disableWarnings: yn(process.env['TS_NODE_DISABLE_WARNINGS']),
   compiler: process.env['TS_NODE_COMPILER'],
@@ -116,7 +116,7 @@ export interface Register {
   cwd: string
   extensions: string[]
   compile (code: string, fileName: string, lineOffset?: number): string
-  getTypeInfo (fileName: string, position: number): TypeInfo
+  getTypeInfo (code: string, fileName: string, position: number): TypeInfo
 }
 
 /**
@@ -146,7 +146,12 @@ export function register (options: Options = {}): Register {
   const cacheDirectory = options.cacheDirectory || DEFAULTS.cacheDirectory || getTmpDir()
   const compilerOptions = Object.assign({}, DEFAULTS.compilerOptions, options.compilerOptions)
   const originalJsHandler = require.extensions['.js']
-  const cache: Cache = { contents: {}, versions: {}, sourceMaps: {} }
+
+  const cache: Cache = {
+    contents: Object.create(null),
+    versions: Object.create(null),
+    sourceMaps: Object.create(null)
+  }
 
   const ignore = arrify(
     (
@@ -244,36 +249,29 @@ export function register (options: Options = {}): Register {
     getExtension
   )
 
-  let getTypeInfo = function (_fileName: string, _position: number): TypeInfo {
+  let getTypeInfo = function (_code: string, _fileName: string, _position: number): TypeInfo {
     throw new TypeError(`No type information available under "--fast" mode`)
   }
 
   // Use full language services when the fast option is disabled.
   if (!fast) {
-    // Add the file to the project.
-    const addVersion = function (fileName: string) {
-      if (!cache.versions.hasOwnProperty(fileName)) {
-        cache.versions[fileName] = 1
-      }
-    }
-
     // Set the file contents into cache.
-    const addCache = function (code: string, fileName: string) {
+    const setCache = function (code: string, fileName: string) {
       cache.contents[fileName] = code
-      cache.versions[fileName] += 1
+      cache.versions[fileName] = (cache.versions[fileName] + 1) || 1
     }
 
     // Create the compiler host for type checking.
     const serviceHost = {
       getScriptFileNames: () => Object.keys(cache.versions),
       getScriptVersion: (fileName: string) => String(cache.versions[fileName]),
       getScriptSnapshot (fileName: string) {
-        if (!cache.contents.hasOwnProperty(fileName)) {
+        if (!cache.contents[fileName]) {
           if (!fileExists(fileName)) {
             return undefined
           }
 
-          cache.contents[fileName] = getFile(fileName)
+          setCache(getFile(fileName), fileName)
         }
 
         return ts.ScriptSnapshot.fromString(cache.contents[fileName])
@@ -327,16 +325,15 @@ export function register (options: Options = {}): Register {
       fileExists,
       cache,
       function (code: string, fileName: string, lineOffset?: number) {
-        addVersion(fileName)
-        addCache(code, fileName)
+        setCache(code, fileName)
 
         return getOutput(code, fileName, lineOffset)
       },
       getExtension
     )
 
-    getTypeInfo = function (fileName: string, position: number) {
-      addVersion(fileName)
+    getTypeInfo = function (code: string, fileName: string, position: number) {
+      setCache(code, fileName)
 
       const info = service.getQuickInfoAtPosition(fileName, position)
       const name = ts.displayPartsToString(info ? info.displayParts : [])

typings.json

@@ -11,7 +11,7 @@
     "tsconfig": "npm:tsconfig",
     "v8flags": "registry:npm/v8flags#3.0.0+20161011212142",
     "xtend": "registry:npm/xtend#4.0.0+20160211003958",
-    "yn": "registry:npm/yn#1.2.0+20161006191459"
+    "yn": "registry:npm/yn#1.3.0+20170508185912"
   },
   "globalDependencies": {
     "node": "registry:env/node#6.0.0+20170213133316"