1 files changed, 34 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/tv4/tv4.async-jquery.js b/tools/eslint/node_modules/tv4/tv4.async-jquery.js
new file mode 100644
index 0000000000..761f232ad7
--- /dev/null
+++ b/tools/eslint/node_modules/tv4/tv4.async-jquery.js
@@ -0,0 +1,34 @@
+// Provides support for asynchronous validation (fetching schemas) using jQuery
+// Callback is optional third argument to tv4.validate() - if not present, synchronous operation
+//     callback(result, error);
+if (typeof (tv4.asyncValidate) === 'undefined') {
+	tv4.syncValidate = tv4.validate;
+	tv4.validate = function (data, schema, callback, checkRecursive, banUnknownProperties) {
+		if (typeof (callback) === 'undefined') {
+			return this.syncValidate(data, schema, checkRecursive, banUnknownProperties);
+		} else {
+			return this.asyncValidate(data, schema, callback, checkRecursive, banUnknownProperties);
+		}
+	};
+	tv4.asyncValidate = function (data, schema, callback, checkRecursive, banUnknownProperties) {
+		var $ = jQuery;
+		var result = tv4.validate(data, schema, checkRecursive, banUnknownProperties);
+		if (!tv4.missing.length) {
+			callback(result, tv4.error);
+		} else {
+			// Make a request for each missing schema
+			var missingSchemas = $.map(tv4.missing, function (schemaUri) {
+				return $.getJSON(schemaUri).success(function (fetchedSchema) {
+					tv4.addSchema(schemaUri, fetchedSchema);
+				}).error(function () {
+					// If there's an error, just use an empty schema
+					tv4.addSchema(schemaUri, {});
+				});
+			});
+			// When all requests done, try again
+			$.when.apply($, missingSchemas).done(function () {
+				var result = tv4.asyncValidate(data, schema, callback, checkRecursive, banUnknownProperties);
+			});
+		}
+	};
+}