Add definitions for 'is-my-json-valid'.

is-my-json-valid/is-my-json-valid-tests.ts

@@ -0,0 +1,43 @@
+/// <reference path="is-my-json-valid.d.ts"/>
+
+import validator = require('is-my-json-valid');
+
+
+//
+// Usage
+//
+let jsonSchema = {
+  required: true,
+  type: 'object',
+  properties: {
+    hello: {
+      required: true,
+      type: 'string'
+    }
+  }
+};
+
+let validate = validator(jsonSchema);
+validate = validator(jsonSchema, { verbose: true });
+
+let result = validate({ hello: 'world' });
+console.assert(validate({ hello: 'world' }) === true, "is valid");
+
+console.log(validate.errors);
+console.log(validate.errors[0].field);
+console.log(validate.errors[0].message);
+console.log(validate.errors[0].value);
+console.log(validate.errors[0].type);
+
+
+//
+// Filtering away additional properties
+//
+let filter = validator.filter({
+  required: true,
+  type: 'object',
+  properties: {
+    hello: {type: 'string', required: true}
+  },
+  additionalProperties: false
+});

is-my-json-valid/is-my-json-valid.d.ts

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+// Type definitions for is-my-json-valid
+// Project: https://github.com/mafintosh/is-my-json-valid
+// Definitions by: kruncher <https://github.com/kruncher/>
+// Definitions: https://github.com/borisyankov/DefinitelyTyped
+
+declare module "is-my-json-valid" {
+
+  interface ValidationError {
+    field: string;
+    message: string;
+    value: any;
+    type: string;
+  }
+
+  interface ValidateFunction {
+    (data: any): boolean;
+
+    errors: ValidationError[];
+  }
+
+  interface Validator {
+    (schema: any, options?: any): ValidateFunction;
+
+    filter(schema: any): any;
+  }
+
+  var validator: Validator;
+  export = validator;
+
+}