package.json

@@ -1,6 +1,6 @@
 {
   "name": "ts-node",
-  "version": "1.1.0",
+  "version": "1.2.0",
   "preferGlobal": true,
   "description": "TypeScript execution environment and REPL for node",
   "main": "dist/index.js",
@@ -51,8 +51,8 @@
     "ntypescript": "^1.201507091536.1",
     "proxyquire": "^1.7.2",
     "semver": "^5.1.0",
-    "tslint": "^3.10.2",
-    "tslint-config-standard": "^1.0.0",
+    "tslint": "^3.13.0",
+    "tslint-config-standard": "^1.3.0",
     "typescript": "^1.8.10",
     "typings": "^1.0.4"
   },
@@ -64,6 +64,7 @@
     "minimist": "^1.2.0",
     "mkdirp": "^0.5.1",
     "source-map-support": "^0.4.0",
+    "tsconfig": "^5.0.2",
     "xtend": "^4.0.0"
   }
 }

src/index.ts

@@ -8,6 +8,7 @@ import mkdirp = require('mkdirp')
 import crypto = require('crypto')
 import { BaseError } from 'make-error'
 import * as TS from 'typescript'
+import { loadSync } from 'tsconfig'
 
 const pkg = require('../package.json')
 const oldHandlers: { [key: string]: any } = {}
@@ -322,32 +323,7 @@ export function register (opts?: Options): () => Register {
  * Load TypeScript configuration.
  */
 function readConfig (options: Options, cwd: string, ts: TSCommon) {
-  let project: string
-
-  if (options.project == null) {
-    const path = ts.findConfigFile(cwd, options.fileExists)
-
-    project = path ? resolve(path) : undefined
-  } else if (typeof options.project === 'string') {
-    const path = resolve(options.project)
-
-    if (options.fileExists(path)) {
-      project = path
-    } else {
-      project = join(path, 'tsconfig.json')
-    }
-  }
-
-  const result = project ? ts.readConfigFile(project, options.getFile) : {
-    config: {
-      files: [],
-      compilerOptions: {}
-    }
-  }
-
-  if (result.error) {
-    throw new TSError([formatDiagnostic(result.error, cwd, ts)])
-  }
+  const result = loadSync(cwd, options.project)
 
   result.config.compilerOptions = extend(
     {
@@ -370,13 +346,13 @@ function readConfig (options: Options, cwd: string, ts: TSCommon) {
   delete result.config.compilerOptions.out
   delete result.config.compilerOptions.outFile
 
-  const basePath = project ? dirname(project) : cwd
+  const basePath = result.path ? dirname(result.path) : cwd
 
   if (typeof ts.parseConfigFile === 'function') {
     return ts.parseConfigFile(result.config, ts.sys, basePath)
   }
 
-  return ts.parseJsonConfigFileContent(result.config, ts.sys, basePath, null, project)
+  return ts.parseJsonConfigFileContent(result.config, ts.sys, basePath, null, result.path)
 }
 
 /**

typings.json

@@ -8,6 +8,7 @@
     "mkdirp": "registry:npm/mkdirp#0.5.0+20160222053049",
     "proxyquire": "registry:npm/proxyquire#1.0.0+20160211003958",
     "source-map-support": "registry:npm/source-map-support#0.3.0+20160413183746",
+    "tsconfig": "npm:tsconfig",
     "xtend": "registry:npm/xtend#4.0.0+20160211003958"
   },
   "globalDependencies": {