diff --git a/bin/thrift-ts.js b/bin/thrift-ts.js
index cdee4c2..f7f0d99 100755
--- a/bin/thrift-ts.js
+++ b/bin/thrift-ts.js
@@ -29,6 +29,18 @@ const argv = require('yargs')
     default: false,
     type: 'boolean'
   })
+  .options('d', {
+      alias: 'definition',
+      describe: 'generate definition type',
+      default: true,
+      type: 'boolean'
+  })
+  .options('c', {
+      alias: 'camelCase',
+      describe: 'camel case',
+      default: false,
+      type: 'boolean'
+  })
   .options('v', {
     alias: 'version',
     describe: 'current version'
@@ -73,7 +85,7 @@ function getBasePath(files) {
 }
 
 /**
- * 如果直接输入文件夹的话，需转为类似 ./**\/*.thrift 
+ * If you enter the folder directly, you need to switch to similar ./**\/*.thrift
  * @param {string} folder 
  * @return {string} folder
  */
@@ -100,7 +112,7 @@ argv._.forEach((p) => {
   } else {
     out = './';
   }
-  // 如果直接输入文件夹路径话，需做转化
+  // if you enter the folder path directly, you need to do the conversion
   p = getFolderPath(p);
   glob(p, (err, files) => {
     if (err) throw err;
@@ -117,6 +129,9 @@ argv._.forEach((p) => {
         spaceAsTab: argv.spaceAsTab,
         int64AsString: argv.int64AsString,
       });
+      if (!fs.existsSync(out)){
+          fs.mkdirSync(out);
+      }
       files.forEach(newFile => {
         const outfile = path.join(out, newFile.filename);
         console.log('outfile:', outfile);
diff --git a/package-lock.json b/package-lock.json
index e6b360b..7f4bda6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -60,10 +60,16 @@
       "integrity": "sha512-Tt7w/ylBS/OEAlSCwzB0Db1KbxnkycP/1UkQpbvKFYoUuRn4uYsC3xh5TRPrOjTy0i8TIkSz1JdNL4GPVdf3KQ==",
       "dev": true
     },
+    "@types/yargs": {
+      "version": "12.0.0",
+      "resolved": "https://registry.npmjs.org/@types/yargs/-/yargs-12.0.0.tgz",
+      "integrity": "sha512-GTSFHeTWamRTKaApG47hgWsZWrjsw6PJSfrgntA9WAXKFUvjHi6Evf2JL0NkZNIKIX1Xi5wtV9sXMNJSC/O3Tw==",
+      "dev": true
+    },
     "ansi-regex": {
-      "version": "2.1.1",
-      "resolved": "http://r.npm.sankuai.com/ansi-regex/download/ansi-regex-2.1.1.tgz",
-      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-3.0.0.tgz",
+      "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg="
     },
     "assertion-error": {
       "version": "1.0.2",
@@ -91,15 +97,10 @@
       "integrity": "sha1-81HTKWnTL6XXpVZxVCY9korjvR8=",
       "dev": true
     },
-    "builtin-modules": {
-      "version": "1.1.1",
-      "resolved": "https://registry.npmjs.org/builtin-modules/-/builtin-modules-1.1.1.tgz",
-      "integrity": "sha1-Jw8HbFpywC9bZaR9+Uxf46J4iS8="
-    },
     "camelcase": {
-      "version": "3.0.0",
-      "resolved": "http://r.npm.sankuai.com/camelcase/download/camelcase-3.0.0.tgz",
-      "integrity": "sha1-MvxLn82vhF/N9+c7uXysImHwqwo="
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-4.1.0.tgz",
+      "integrity": "sha1-1UVjW+HjPFQmScaRc+Xeas+uNN0="
     },
     "chai": {
       "version": "3.5.0",
@@ -113,12 +114,12 @@
       }
     },
     "cliui": {
-      "version": "3.2.0",
-      "resolved": "http://r.npm.sankuai.com/cliui/download/cliui-3.2.0.tgz",
-      "integrity": "sha1-EgYBU3qRbSmUD5NNo7SNWFo5IT0=",
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
+      "integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
       "requires": {
-        "string-width": "^1.0.1",
-        "strip-ansi": "^3.0.1",
+        "string-width": "^2.1.1",
+        "strip-ansi": "^4.0.0",
         "wrap-ansi": "^2.0.0"
       }
     },
@@ -141,6 +142,18 @@
       "resolved": "http://r.npm.sankuai.com/concat-map/download/concat-map-0.0.1.tgz",
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
+    "cross-spawn": {
+      "version": "6.0.5",
+      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
+      "integrity": "sha512-eTVLrBSt7fjbDygz805pMnstIs2VTBNkRm0qxZd+M7A5XDdxVRWO5MxGBXZhjY4cqLYLdtrGqRf8mBPmzwSpWQ==",
+      "requires": {
+        "nice-try": "^1.0.4",
+        "path-key": "^2.0.1",
+        "semver": "^5.5.0",
+        "shebang-command": "^1.2.0",
+        "which": "^1.2.9"
+      }
+    },
     "debug": {
       "version": "2.6.8",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.8.tgz",
@@ -151,9 +164,12 @@
       }
     },
     "decamelize": {
-      "version": "1.2.0",
-      "resolved": "http://r.npm.sankuai.com/decamelize/download/decamelize-1.2.0.tgz",
-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA="
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-2.0.0.tgz",
+      "integrity": "sha512-Ikpp5scV3MSYxY39ymh45ZLEecsTdv/Xj2CaQfI8RLMuwi7XvjX9H/fhraiSuU+C5w5NTDu4ZU72xNiZnurBPg==",
+      "requires": {
+        "xregexp": "4.0.0"
+      }
     },
     "deep-eql": {
       "version": "0.1.3",
@@ -178,27 +194,32 @@
       "integrity": "sha1-yc45Okt8vQsFinJck98pkCeGj/k=",
       "dev": true
     },
-    "error-ex": {
-      "version": "1.3.1",
-      "resolved": "https://registry.npmjs.org/error-ex/-/error-ex-1.3.1.tgz",
-      "integrity": "sha1-+FWobOYa3E6GIcPNoh56dhLDqNw=",
-      "requires": {
-        "is-arrayish": "^0.2.1"
-      }
-    },
     "escape-string-regexp": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
       "integrity": "sha1-G2HAViGQqN/2rjuyzwIAyhMLhtQ=",
       "dev": true
     },
-    "find-up": {
-      "version": "1.1.2",
-      "resolved": "http://r.npm.sankuai.com/find-up/download/find-up-1.1.2.tgz",
-      "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
+    "execa": {
+      "version": "0.10.0",
+      "resolved": "https://registry.npmjs.org/execa/-/execa-0.10.0.tgz",
+      "integrity": "sha512-7XOMnz8Ynx1gGo/3hyV9loYNPWM94jG3+3T3Y8tsfSstFmETmENCMU/A/zj8Lyaj1lkgEepKepvd6240tBRvlw==",
       "requires": {
-        "path-exists": "^2.0.0",
-        "pinkie-promise": "^2.0.0"
+        "cross-spawn": "^6.0.0",
+        "get-stream": "^3.0.0",
+        "is-stream": "^1.1.0",
+        "npm-run-path": "^2.0.0",
+        "p-finally": "^1.0.0",
+        "signal-exit": "^3.0.0",
+        "strip-eof": "^1.0.0"
+      }
+    },
+    "find-up": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
+      "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
+      "requires": {
+        "locate-path": "^3.0.0"
       }
     },
     "fs.realpath": {
@@ -207,9 +228,14 @@
       "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
     },
     "get-caller-file": {
-      "version": "1.0.2",
-      "resolved": "http://r.npm.sankuai.com/get-caller-file/download/get-caller-file-1.0.2.tgz",
-      "integrity": "sha1-9wLmMSfn4jHBYKgMFVSstw1QR+U="
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.3.tgz",
+      "integrity": "sha512-3t6rVToeoZfYSGd8YoLFR2DJkiQrIiUrGcjvFX2mDw3bn6k2OtwHN0TNCLbBO+w8qTvimhDkv+LSscbJY1vE6w=="
+    },
+    "get-stream": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
+      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ="
     },
     "glob": {
       "version": "7.1.3",
@@ -224,11 +250,6 @@
         "path-is-absolute": "^1.0.0"
       }
     },
-    "graceful-fs": {
-      "version": "4.1.11",
-      "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg="
-    },
     "graceful-readlink": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/graceful-readlink/-/graceful-readlink-1.0.1.tgz",
@@ -253,11 +274,6 @@
       "integrity": "sha1-k0EP0hsAlzUVH4howvJx80J+I/0=",
       "dev": true
     },
-    "hosted-git-info": {
-      "version": "2.4.2",
-      "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-2.4.2.tgz",
-      "integrity": "sha1-AHa59GonBQbduq6lZJaJdGBhKmc="
-    },
     "inflight": {
       "version": "1.0.6",
       "resolved": "http://r.npm.sankuai.com/inflight/download/inflight-1.0.6.tgz",
@@ -273,35 +289,19 @@
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
     "invert-kv": {
-      "version": "1.0.0",
-      "resolved": "http://r.npm.sankuai.com/invert-kv/download/invert-kv-1.0.0.tgz",
-      "integrity": "sha1-EEqOSqym09jNFXqO+L+rLXo//bY="
-    },
-    "is-arrayish": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/is-arrayish/-/is-arrayish-0.2.1.tgz",
-      "integrity": "sha1-d8mYQFJ6qOyxqLppe4BkWnqSap0="
-    },
-    "is-builtin-module": {
-      "version": "1.0.0",
-      "resolved": "http://r.npm.sankuai.com/is-builtin-module/download/is-builtin-module-1.0.0.tgz",
-      "integrity": "sha1-VAVy0096wxGfj3bDDLwbHgN6/74=",
-      "requires": {
-        "builtin-modules": "^1.0.0"
-      }
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/invert-kv/-/invert-kv-2.0.0.tgz",
+      "integrity": "sha512-wPVv/y/QQ/Uiirj/vh3oP+1Ww+AWehmi1g5fFWGPF6IpCBCDVrhgHRMvrLfdYcwDh3QJbGXDW4JAuzxElLSqKA=="
     },
     "is-fullwidth-code-point": {
-      "version": "1.0.0",
-      "resolved": "http://r.npm.sankuai.com/is-fullwidth-code-point/download/is-fullwidth-code-point-1.0.0.tgz",
-      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
-      "requires": {
-        "number-is-nan": "^1.0.0"
-      }
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-2.0.0.tgz",
+      "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8="
     },
-    "is-utf8": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/is-utf8/-/is-utf8-0.2.1.tgz",
-      "integrity": "sha1-Sw2hRCEE0bM2NA6AeX6GXPOffXI="
+    "is-stream": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/is-stream/-/is-stream-1.1.0.tgz",
+      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ="
     },
     "isarray": {
       "version": "0.0.1",
@@ -309,6 +309,11 @@
       "integrity": "sha1-ihis/Kmo9Bd+Cav8YDiTmwXR7t8=",
       "dev": true
     },
+    "isexe": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/isexe/-/isexe-2.0.0.tgz",
+      "integrity": "sha1-6PvzdNxVb/iUehDcsFctYz8s+hA="
+    },
     "json3": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/json3/-/json3-3.3.2.tgz",
@@ -322,23 +327,20 @@
       "dev": true
     },
     "lcid": {
-      "version": "1.0.0",
-      "resolved": "http://r.npm.sankuai.com/lcid/download/lcid-1.0.0.tgz",
-      "integrity": "sha1-MIrMr6C8SDo4Z7S28rlQYlHRuDU=",
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/lcid/-/lcid-2.0.0.tgz",
+      "integrity": "sha512-avPEb8P8EGnwXKClwsNUgryVjllcRqtMYa49NTsbQagYuT1DcXnl1915oxWjoyGrXR6zH/Y0Zc96xWsPcoDKeA==",
       "requires": {
-        "invert-kv": "^1.0.0"
+        "invert-kv": "^2.0.0"
       }
     },
-    "load-json-file": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-1.1.0.tgz",
-      "integrity": "sha1-lWkFcI1YtLq0wiYbBPWfMcmTdMA=",
+    "locate-path": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
+      "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
       "requires": {
-        "graceful-fs": "^4.1.2",
-        "parse-json": "^2.2.0",
-        "pify": "^2.0.0",
-        "pinkie-promise": "^2.0.0",
-        "strip-bom": "^2.0.0"
+        "p-locate": "^3.0.0",
+        "path-exists": "^3.0.0"
       }
     },
     "lodash._baseassign": {
@@ -421,6 +423,29 @@
       "integrity": "sha1-5AqMTR8UtTaqA+QqU3x6268MIL4=",
       "dev": true
     },
+    "map-age-cleaner": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.2.tgz",
+      "integrity": "sha512-UN1dNocxQq44IhJyMI4TU8phc2m9BddacHRPRjKGLYaF0jqd3xLz0jS0skpAU9WgYyoR4gHtUpzytNBS385FWQ==",
+      "requires": {
+        "p-defer": "^1.0.0"
+      }
+    },
+    "mem": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/mem/-/mem-4.0.0.tgz",
+      "integrity": "sha512-WQxG/5xYc3tMbYLXoXPm81ET2WDULiU5FxbuIoNbJqLOOI8zehXFdZuiUEgfdrU2mVB1pxBZUGlYORSrpuJreA==",
+      "requires": {
+        "map-age-cleaner": "^0.1.1",
+        "mimic-fn": "^1.0.0",
+        "p-is-promise": "^1.1.0"
+      }
+    },
+    "mimic-fn": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/mimic-fn/-/mimic-fn-1.2.0.tgz",
+      "integrity": "sha512-jf84uxzwiuiIVKiOLpfYk7N46TSy8ubTonmneY9vrpHNAnp0QBt2BxWV9dO3/j+BoVAb+a5G6YDPW3M5HOdMWQ=="
+    },
     "minimatch": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
@@ -492,6 +517,11 @@
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
       "dev": true
     },
+    "nice-try": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/nice-try/-/nice-try-1.0.5.tgz",
+      "integrity": "sha512-1nh45deeb5olNY7eX82BkPO7SSxR5SSYJiPTrTdFUVYwAl8CKMA5N9PjTYkHiRjisVcxcQ1HXdLhx2qxxJzLNQ=="
+    },
     "nise": {
       "version": "1.4.2",
       "resolved": "http://r.npm.sankuai.com/nise/download/nise-1.4.2.tgz",
@@ -505,15 +535,12 @@
         "text-encoding": "^0.6.4"
       }
     },
-    "normalize-package-data": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/normalize-package-data/-/normalize-package-data-2.3.8.tgz",
-      "integrity": "sha1-2Bntoqne29H/pWPqQHHZNngilbs=",
+    "npm-run-path": {
+      "version": "2.0.2",
+      "resolved": "https://registry.npmjs.org/npm-run-path/-/npm-run-path-2.0.2.tgz",
+      "integrity": "sha1-NakjLfo11wZ7TLLd8jV7GHFTbF8=",
       "requires": {
-        "hosted-git-info": "^2.1.4",
-        "is-builtin-module": "^1.0.0",
-        "semver": "2 || 3 || 4 || 5",
-        "validate-npm-package-license": "^3.0.1"
+        "path-key": "^2.0.0"
       }
     },
     "number-is-nan": {
@@ -530,34 +557,66 @@
       }
     },
     "os-locale": {
-      "version": "1.4.0",
-      "resolved": "http://r.npm.sankuai.com/os-locale/download/os-locale-1.4.0.tgz",
-      "integrity": "sha1-IPnxeuKe00XoveWDsT0gCYA8FNk=",
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/os-locale/-/os-locale-3.0.1.tgz",
+      "integrity": "sha512-7g5e7dmXPtzcP4bgsZ8ixDVqA7oWYuEz4lOSujeWyliPai4gfVDiFIcwBg3aGCPnmSGfzOKTK3ccPn0CKv3DBw==",
       "requires": {
-        "lcid": "^1.0.0"
+        "execa": "^0.10.0",
+        "lcid": "^2.0.0",
+        "mem": "^4.0.0"
       }
     },
-    "parse-json": {
-      "version": "2.2.0",
-      "resolved": "http://r.npm.sankuai.com/parse-json/download/parse-json-2.2.0.tgz",
-      "integrity": "sha1-9ID0BDTvgHQfhGkJn43qGPVaTck=",
+    "p-defer": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-defer/-/p-defer-1.0.0.tgz",
+      "integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww="
+    },
+    "p-finally": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
+      "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4="
+    },
+    "p-is-promise": {
+      "version": "1.1.0",
+      "resolved": "http://registry.npmjs.org/p-is-promise/-/p-is-promise-1.1.0.tgz",
+      "integrity": "sha1-nJRWmJ6fZYgBewQ01WCXZ1w9oF4="
+    },
+    "p-limit": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-2.0.0.tgz",
+      "integrity": "sha512-fl5s52lI5ahKCernzzIyAP0QAZbGIovtVHGwpcu1Jr/EpzLVDI2myISHwGqK7m8uQFugVWSrbxH7XnhGtvEc+A==",
       "requires": {
-        "error-ex": "^1.2.0"
+        "p-try": "^2.0.0"
       }
     },
+    "p-locate": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
+      "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
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@@ -684,49 +714,27 @@
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@@ -760,27 +768,59 @@
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-      "integrity": "sha1-u6Y8qGGUiZT/MHc2CJ47lgJsKk8="
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-      "resolved": "http://r.npm.sankuai.com/wrap-ansi/download/wrap-ansi-2.1.0.tgz",
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+          "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
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+          "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
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@@ -788,37 +828,41 @@
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-      "integrity": "sha1-bRX7qITAhnnA136I53WegR4H+kE="
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.0.tgz",
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-      "integrity": "sha1-J17PDX/+Bcd+ZOfIbkzZS/DhIoo=",
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diff --git a/package.json b/package.json
index 5df2f93..1af3bb0 100644
--- a/package.json
+++ b/package.json
@@ -20,9 +20,10 @@
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     "@types/node": "^10.11.0",
     "@types/sinon": "^4.3.3",
+    "@types/yargs": "^12.0.0",
     "chai": "^3.5.0",
-    "mocha": "^3.5.3",
     "growl": "^1.10.5",
+    "mocha": "^3.5.3",
     "sinon": "^4.5.0",
     "typescript": "^3.0.3"
   },
@@ -32,6 +33,6 @@
   "dependencies": {
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     "thrift-parser": "^0.4.2",
-    "yargs": "^7.1.0"
+    "yargs": "^12.0.2"
   }
 }