Add definition file for typescript

Author: Tobias

package.json

@@ -21,6 +21,9 @@
     "url": "https://github.com/storybooks/require-context.macro/issues"
   },
   "homepage": "https://github.com/storybooks/require-context.macro#readme",
+  "dependencies": {
+    "@types/webpack-env": "^1.14.0"
+  },
   "devDependencies": {
     "@babel/core": "^7.5.5",
     "@babel/preset-env": "^7.5.5",
@@ -34,5 +37,6 @@
   },
   "peerDependencies": {
     "babel-plugin-macros": "^2.4.2"
-  }
+  },
+  "typings": "require-context.macro.d.ts"
 }

require-context.macro.d.ts

@@ -0,0 +1,8 @@
+declare module 'require-context.macro' {
+  const value: (
+    path: string,
+    deep: boolean,
+    filter: RegExp,
+  ) => __WebpackModuleApi.RequireContext;
+  export default value;
+}

yarn.lock

@@ -987,6 +987,11 @@
   resolved "https://registry.yarnpkg.com/@types/stack-utils/-/stack-utils-1.0.1.tgz#0a851d3bd96498fa25c33ab7278ed3bd65f06c3e"
   integrity sha512-l42BggppR6zLmpfU6fq9HEa2oGPEI8yrSPL3GITjfRInppYFahObbIQOQK3UGxEnyQpltZLaPe75046NOZQikw==
 
+"@types/webpack-env@^1.14.0":
+  version "1.14.0"
+  resolved "https://registry.yarnpkg.com/@types/webpack-env/-/webpack-env-1.14.0.tgz#8edfc5f8e6eae20eeed3ca0d02974ed4ee5e4efc"
+  integrity sha512-Fv+0gYJzE/czLoRKq+gnXWr4yBpPM3tO3C8pDLFwqVKlMICQUq5OsxwwFZYDaVr7+L6mgNDp16iOcJHEz3J5RQ==
+
 "@types/yargs@^12.0.2", "@types/yargs@^12.0.9":
   version "12.0.12"
   resolved "https://registry.yarnpkg.com/@types/yargs/-/yargs-12.0.12.tgz#45dd1d0638e8c8f153e87d296907659296873916"