Add Helm 0.3 template renderer.

expandybird/gotpl/template.go

@@ -0,0 +1,26 @@
+package action
+
+import (
+	"io"
+	"text/template"
+
+	"github.com/Masterminds/sprig"
+	"github.com/kubernetes/deployment-manager/log"
+)
+
+// Render renders a template and values into an output stream.
+//
+// tpl should be a string template.
+func Render(out io.Writer, tpl string, vals interface{}) error {
+	t, err := template.New("helmTpl").Funcs(sprig.TxtFuncMap()).Parse(tpl)
+	if err != nil {
+		return err
+	}
+
+	log.Debug("Vals: %#v", vals)
+
+	if err := t.ExecuteTemplate(out, "helmTpl", vals); err != nil {
+		return err
+	}
+	return nil
+}

expandybird/gotpl/template_test.go

@@ -0,0 +1,21 @@
+package action
+
+import (
+	"bytes"
+	"testing"
+)
+
+func TestRender(t *testing.T) {
+	var b bytes.Buffer
+
+	tpl := `{{.Hello | upper}}`
+	vals := map[string]string{"Hello": "hello"}
+
+	if err := Render(&b, tpl, vals); err != nil {
+		t.Errorf("Failed to compile/render template: %s", err)
+	}
+
+	if b.String() != "HELLO" {
+		t.Errorf("Expected HELLO. Got %q", b.String())
+	}
+}

glide.lock

@@ -1,6 +1,8 @@
-hash: db55a031aaa2f352fa5e9e4fda871039afb80e383a57fc77e4b35114d47cca8a
-updated: 2016-01-26T17:30:54.243252416-07:00
+hash: 0bcb72b361ed27dccc62c1f6551b21e57c0478ffdc5b2c70c2a0cebab31b4180
+updated: 2016-01-28T16:05:55.056196328-07:00
 imports:
+- name: github.com/aokoli/goutils
+  version: 9c37978a95bd5c709a15883b6242714ea6709e64
 - name: github.com/emicklei/go-restful
   version: b86acf97a74ed7603ac78d012f5535b4d587b156
 - name: github.com/ghodss/yaml
@@ -8,7 +10,7 @@ imports:
 - name: github.com/golang/glog
   version: 23def4e6c14b4da8ac2ed8007337bc5eb5007998
 - name: github.com/golang/protobuf
-  version: 6aaa8d47701fa6cf07e914ec01fde3d4a1fe79c3
+  version: 45bba206dd5270d96bac4942dcfe515726613249
 - name: github.com/google/go-github
   version: b8b4ac742977310ff6e75140a403a38dab109977
   subpackages:
@@ -18,13 +20,15 @@ imports:
 - name: github.com/gorilla/context
   version: 1c83b3eabd45b6d76072b66b746c20815fb2872d
 - name: github.com/gorilla/handlers
-  version: 8f2758070a82adb7a3ad6b223a0b91878f32d400
+  version: 44328eee346b9614b3fe8ca84e72fe23736afbfb
 - name: github.com/gorilla/mux
   version: 26a6070f849969ba72b72256e9f14cf519751690
 - name: github.com/gorilla/schema
   version: 14c555599c2a4f493c1e13fd1ea6fdf721739028
 - name: github.com/Masterminds/semver
   version: c4f7ef0702f269161a60489ccbbc9f1241ad1265
+- name: github.com/Masterminds/sprig
+  version: 93e0202ba8792558ba3767a3707d8e896eda95c0
 - name: github.com/mjibson/appstats
   version: 0542d5f0e87ea3a8fa4174322b9532f5d04f9fa8
 - name: golang.org/x/crypto
@@ -39,13 +43,13 @@ imports:
   version: ""
   repo: https://google.golang.com/appengine
 - name: google.golang.org/api
-  version: 0caa37974a5f5ae67172acf68b4970f7864f994c
+  version: f6ba98773d96b877b246f3a9266493dfc11e276b
 - name: google.golang.org/appengine
   version: 6bde959377a90acb53366051d7d587bfd7171354
 - name: google.golang.org/cloud
   version: fb10e8da373d97f6ba5e648299a10b3b91f14cd5
 - name: google.golang.org/grpc
-  version: e29d659177655e589850ba7d3d83f7ce12ef23dd
+  version: 23d551898cf40a24d0ce7a859c75b322a7035673
 - name: gopkg.in/yaml.v2
   version: f7716cbe52baa25d2e9b0d0da546fcf909fc16b4
 devImports: []

glide.yaml

@@ -9,3 +9,4 @@ import:
 - package: github.com/gorilla/mux
 - package: gopkg.in/yaml.v2
 - package: github.com/Masterminds/semver
+- package: github.com/Masterminds/sprig