add watch param

Author: wclr

lib/compiler.js

@@ -11,22 +11,29 @@ var tsHandler
 
 var getCompiledPath = require('./get-compiled-path')
 var tmpDir = '.ts-node'
+
 var sourceMapSupportPath = require.resolve('source-map-support').replace(/\\/g, '/')
 
 var extensions = ['.ts', '.tsx']
 var empty = function() {}
 var cwd = process.cwd()
-var comilationInstanceStampt = Math.random()
+var compilationInstanceStamp = Math.random()
   .toString()
   .slice(2)
 
 var compiler = {
   allowJs: false,
   tsConfigPath: '',
   getCompilationId: function() {
-    return comilationInstanceStampt
+    return compilationInstanceStamp
+  },    
+  createCompiledDir: function() {    
+    var compiledDir = compiler.getCompiledDir()
+    if (!fs.existsSync(compiledDir)) {
+      mkdirp.sync(compiler.getCompiledDir())
+    }    
   },
-  getCompiledDir: function() {
+  getCompiledDir: function() {    
     return path.join(tmpDir, 'compiled').replace(/\\/g, '/')
   },
   getCompileReqFilePath: function() {
@@ -37,12 +44,12 @@ var compiler = {
   },
   getCompilerReadyFilePath: function() {
     return path
-      .join(os.tmpdir(), 'ts-node-dev-ready-' + comilationInstanceStampt)
+      .join(os.tmpdir(), 'ts-node-dev-ready-' + compilationInstanceStamp)
       .replace(/\\/g, '/')
   },
   getChildHookPath: function() {
     return path
-      .join(os.tmpdir(), 'ts-node-dev-hook-' + comilationInstanceStampt + '.js')
+      .join(os.tmpdir(), 'ts-node-dev-hook-' + compilationInstanceStamp + '.js')
       .replace(/\\/g, '/')
   },
   writeReadyFile: function() {
@@ -172,7 +179,7 @@ var compiler = {
 
     /* clean up compiled on each new init*/
     rimraf.sync(compiler.getCompiledDir())
-    mkdirp.sync(compiler.getCompiledDir())
+    compiler.createCompiledDir()
     /* check if `allowJs` compiler option enable */
     var allowJsEnabled = require.extensions['.js'] !== originalJsHandler
     if (allowJsEnabled) {

lib/index.js

@@ -40,18 +40,22 @@ module.exports = function(script, scriptArgs, nodeArgs, opts) {
   var watcher = filewatcher({
     forcePolling: opts.poll,
     interval: parseInt(opts.interval),
-    debounce: parseInt(opts.debounce)
-  })
+    debounce: parseInt(opts.debounce),
+    recursive: true
+  })  
   var starting = false
   watcher.on('change', function(file) {
     if (file === compiler.tsConfigPath) {
       notify('Reinitializing TS compilation')
       compiler.init(opts)
     }
     /* eslint-disable no-octal-escape */
-    if (cfg.clear) process.stdout.write('\033[2J\033[H')
-    notify('Restarting', file + ' has been modified')    
-    compiler.compileChanged(file)    
+
+    if (cfg.clear || cfg.cls) {
+      process.stdout.write('\033[2J\033[H')
+    }
+    notify('Restarting', file + ' has been modified')
+    compiler.compileChanged(file)
     if (starting) {
       log.debug('Already starting')
       return
@@ -85,6 +89,10 @@ module.exports = function(script, scriptArgs, nodeArgs, opts) {
       tsNodeVersion + ', typescript version',
       tsVersion
     )
+    for (let watched of (opts.watch || '').split(',')) {
+      console.log('add watch', watched)
+      watcher.add(watched)
+    }
     var cmd = nodeArgs.concat(wrapper, script, scriptArgs)
     var childHookPath = compiler.getChildHookPath()