feat: add urlencode & urldecode

funcs.go

@@ -25,6 +25,7 @@ func CreateFuncs(ctx context.Context) template.FuncMap {
 	addToMap(f, funcs.CreateCollFuncs(ctx))
 	addToMap(f, funcs.CreateUUIDFuncs(ctx))
 	addToMap(f, funcs.CreateRandomFuncs(ctx))
+	addToMap(f, funcs.CreateEncodeFuncs(ctx))
 	return f
 }
 

funcs/encode.go

@@ -0,0 +1,26 @@
+package funcs
+
+import (
+	"context"
+	"net/url"
+)
+
+type EncodeFuncs struct {
+}
+
+func CreateEncodeFuncs(ctx context.Context) map[string]interface{} {
+	f := map[string]interface{}{}
+
+	ns := &EncodeFuncs{}
+	f["urlencode"] = ns.URLEncode
+	f["urldecode"] = ns.URLDecode
+	return f
+}
+
+func (t EncodeFuncs) URLEncode(input string) string {
+	return url.QueryEscape(input)
+}
+
+func (t EncodeFuncs) URLDecode(input string) (string, error) {
+	return url.QueryUnescape(input)
+}

funcs/encode_gen.go

@@ -0,0 +1,35 @@
+package funcs
+
+import (
+	"github.com/google/cel-go/cel"
+	"github.com/google/cel-go/common/types"
+	"github.com/google/cel-go/common/types/ref"
+)
+
+var urlEncodeGen = cel.Function("urlencode",
+	cel.Overload("urlencode.string",
+		[]*cel.Type{
+			cel.StringType,
+		},
+		cel.StringType,
+		cel.UnaryBinding(func(arg ref.Val) ref.Val {
+			var x EncodeFuncs
+			result := x.URLEncode(arg.Value().(string))
+			return types.String(result)
+		}),
+	),
+)
+
+var urlDecodeGen = cel.Function("urldecode",
+	cel.Overload("urldecode.string",
+		[]*cel.Type{
+			cel.StringType,
+		},
+		cel.StringType,
+		cel.UnaryBinding(func(arg ref.Val) ref.Val {
+			var x EncodeFuncs
+			result, _ := x.URLDecode(arg.Value().(string))
+			return types.String(result)
+		}),
+	),
+)

template_test.go

@@ -111,6 +111,8 @@ func TestGomplate(t *testing.T) {
 		out      string
 	}{
 		{map[string]interface{}{"hello": "world"}, "{{ .hello }}", "world"},
+		{map[string]interface{}{"hello": "hello world ?"}, "{{ .hello | urlencode }}", `hello+world+%3F`},
+		{map[string]interface{}{"hello": "hello+world+%3F"}, "{{ .hello | urldecode }}", `hello world ?`},
 		{map[string]interface{}{"age": 75 * time.Second}, "{{ .age | humanDuration  }}", "1m15s"},
 		{map[string]interface{}{"healthySvc": k8s.GetUnstructured(k8s.TestHealthy)}, "{{ (.healthySvc | isHealthy) }}", "true"},
 		{map[string]interface{}{"healthySvc": k8s.GetUnstructured(k8s.TestLuaStatus)}, "{{ (.healthySvc | getStatus) }}", "Degraded: found less than two generators, Merge requires two or more"},
@@ -153,6 +155,8 @@ func TestCel(t *testing.T) {
 	}{
 		{nil, `math.Add([1,2,3,4,5])`, "15"},
 		{map[string]interface{}{"hello": "world"}, "hello", "world"},
+		{map[string]interface{}{"hello": "hello world ?"}, "urlencode(hello)", `hello+world+%3F`},
+		{map[string]interface{}{"hello": "hello+world+%3F"}, "urldecode(hello)", `hello world ?`},
 		{map[string]interface{}{"age": 75 * time.Second}, "age", "1m15s"},
 		{map[string]interface{}{"healthySvc": k8s.GetUnstructuredMap(k8s.TestHealthy)}, "IsHealthy(healthySvc)", "true"},
 		{map[string]interface{}{"healthySvc": k8s.GetUnstructuredMap(k8s.TestLuaStatus)}, "GetStatus(healthySvc)", "Degraded: found less than two generators, Merge requires two or more"},