Merge pull request #2 from taghash/Extending_RaW_Feature

extending raw feature

lib/knex-builder/Knex.js

@@ -38,6 +38,12 @@ knex.SchemaBuilder = {
   },
 };
 
+Knex.Raw = {
+  extend: function (methodName, fn) {
+    Raw.extend(methodName, fn);
+  },
+};
+
 knex.ViewBuilder = {
   extend: function (methodName, fn) {
     ViewBuilder.extend(methodName, fn);

lib/raw.js

@@ -131,6 +131,17 @@ class Raw extends EventEmitter {
 // Workaround to avoid circular dependency between wrappingFormatter.unwrapRaw and rawFormatter
 Raw.prototype.isRawInstance = true;
 
+//Extending raw feature
+Raw.extend = (methodName, fn) => {
+  if (Object.prototype.hasOwnProperty.call(Raw.prototype, methodName)) {
+    throw new Error(
+      `Can't extend Raw with existing method ('${methodName}').`
+    );
+  }
+
+  assign(Raw.prototype, {[methodName]: fn});
+};
+
 // Allow the `Raw` object to be utilized with full access to the relevant
 // promise API.
 augmentWithBuilderInterface(Raw);

tsconfig.json

@@ -1,5 +1,4 @@
 {
-  "extends": "@tsconfig/node12/tsconfig.json",
   "compilerOptions": {
     "strict": true,
     "esModuleInterop": true,