Merge pull request #19172 from shiftkey/add-mri-package

adding a new package - mri

types/mri/index.d.ts

@@ -0,0 +1,38 @@
+// Type definitions for mri 1.1
+// Project: https://github.com/lukeed/mri
+// Definitions by: Brendan Forster <https://github.com/shiftkey>, Jed Fox <https://github.com/j-f1>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
+// TypeScript Version: 2.4
+
+export = mri;
+
+declare function mri(args: ReadonlyArray<string>, options?: mri.Options): mri.Argv;
+
+declare namespace mri {
+    const prototype: {
+    };
+
+    /** A string or array of strings */
+    type ArrayOrString = string | ReadonlyArray<string>;
+
+    /** An object with any keys whose values conform to a specific type */
+    interface DictionaryObject<T = any> {
+        [key: string]: T;
+    }
+
+    interface Options {
+        /** Additional aliases for specific flags */
+        alias?: DictionaryObject<ArrayOrString>;
+        /** A flag or array of flags whose values are boolean */
+        boolean?: ArrayOrString;
+        /** Default values for flags */
+        default?: DictionaryObject;
+        string?: ArrayOrString;
+        unknown?: (flag: string) => void;
+    }
+
+    interface Argv extends DictionaryObject {
+        /** anything after `--` or between options */
+        _: ReadonlyArray<string>;
+    }
+}

types/mri/mri-tests.ts

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+import * as mri from 'mri';
+
+const first = mri(['--foo', 'bar']);
+
+const second = mri(['--foo', 'bar'], {
+  default: { foo: true, baz: 'hello', bat: 42 }
+});

types/mri/tsconfig.json

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+{
+  "compilerOptions": {
+      "module": "commonjs",
+      "lib": [
+          "es6"
+      ],
+      "noImplicitAny": true,
+      "noImplicitThis": true,
+      "strictNullChecks": false,
+      "baseUrl": "../",
+      "typeRoots": [
+          "../"
+      ],
+      "types": [],
+      "noEmit": true,
+      "forceConsistentCasingInFileNames": true
+  },
+  "files": [
+      "index.d.ts",
+      "mri-tests.ts"
+  ]
+}

types/mri/tslint.json

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+{
+  "extends": "dtslint/dt.json",
+  "rules": {
+    "strict-export-declare-modifiers": false,
+    "prefer-method-signature": false
+  }
+}