new alias added to use the goja JS VM transform function (#335)

fixes #322

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## v0.3.1 [UNRELEASED]
 
 ### Features
+- added `js` alias for `goja` transform function [#335](https://github.com/compose/transporter/pull/335) 
 
 ### Bugfixes
 - fixed mongodb, rabbitmq, and rethinkdb adaptors from not trying to read from a file when provided in the `ca_certs` field [#334](https://github.com/compose/transporter/pull/334)

function/gojajs/README.md

@@ -34,6 +34,8 @@
 
 ```javascript
 goja({"filename": "/path/to/transform.js"})
+// js() is aliased to goja
+// js({"filename": "/path/to/transform.js"})
 ```
 
 ### example

function/gojajs/goja.go

@@ -32,6 +32,12 @@ func init() {
 			return &Goja{}
 		},
 	)
+	function.Add(
+		"js",
+		func() function.Function {
+			return &Goja{}
+		},
+	)
 }
 
 type Goja struct {

function/gojajs/goja_test.go

@@ -12,15 +12,25 @@ import (
 )
 
 var initTests = []struct {
+	fnName string
 	in     map[string]interface{}
 	expect *Goja
 }{
-	{map[string]interface{}{"filename": "testdata/transformer.js"}, &Goja{Filename: "testdata/transformer.js"}},
+	{
+		"goja",
+		map[string]interface{}{"filename": "testdata/transformer.js"},
+		&Goja{Filename: "testdata/transformer.js"},
+	},
+	{
+		"js",
+		map[string]interface{}{"filename": "testdata/transformer.js"},
+		&Goja{Filename: "testdata/transformer.js"},
+	},
 }
 
 func TestInit(t *testing.T) {
 	for _, it := range initTests {
-		a, err := function.GetFunction("goja", it.in)
+		a, err := function.GetFunction(it.fnName, it.in)
 		if err != nil {
 			t.Fatalf("unexpected GetFunction() error, %s", err)
 		}