feat: standalone targeting, fractional shorthand

Signed-off-by: Todd Baert <todd.baert@dynatrace.com>

json/flagd_definitions_test.go

@@ -13,34 +13,51 @@ import (
 	"github.com/xeipuuv/gojsonschema"
 )
 
-var compiledSchema *gojsonschema.Schema
+var compiledFlagDefinitionSchema *gojsonschema.Schema
+var compiledTargetingSchema *gojsonschema.Schema
 
 func init() {
-	schemaLoader := gojsonschema.NewSchemaLoader()
-	schemaLoader.AddSchemas(gojsonschema.NewStringLoader(flagd_definitions.TargetingSchema))
+	flagDefinitionSchemaLoader := gojsonschema.NewSchemaLoader()
+	flagDefinitionSchemaLoader.AddSchemas(gojsonschema.NewStringLoader(flagd_definitions.TargetingSchema))
+	targetingSchemaLoader := gojsonschema.NewSchemaLoader()
 	var err error
-	compiledSchema, err = schemaLoader.Compile(gojsonschema.NewStringLoader(flagd_definitions.FlagSchema))
+	compiledFlagDefinitionSchema, err = flagDefinitionSchemaLoader.Compile(gojsonschema.NewStringLoader(flagd_definitions.FlagSchema))
+	compiledTargetingSchema, err = targetingSchemaLoader.Compile(gojsonschema.NewStringLoader(flagd_definitions.TargetingSchema))
 	if err != nil {
 		message := fmt.Errorf("err: %v", err)
 		log.Fatal(message)
 	}
 }
 
 func TestPositiveParsing(t *testing.T) {
-	if err := walkPath(true, "./test/positive"); err != nil {
+	if err := walkPath(true, "./test/flags/positive", compiledFlagDefinitionSchema); err != nil {
 		t.Error(err)
 		t.FailNow()
 	}
 }
 
 func TestNegativeParsing(t *testing.T) {
-	if err := walkPath(false, "./test/negative"); err != nil {
+	if err := walkPath(false, "./test/flags/negative", compiledFlagDefinitionSchema); err != nil {
 		t.Error(err)
 		t.FailNow()
 	}
 }
 
-func walkPath(shouldPass bool, root string) error {
+func TestPositiveTargetingParsing(t *testing.T) {
+	if err := walkPath(true, "./test/targeting/positive", compiledTargetingSchema); err != nil {
+		t.Error(err)
+		t.FailNow()
+	}
+}
+
+func TestNegativeTargetingParsing(t *testing.T) {
+	if err := walkPath(false, "./test/targeting/negative", compiledTargetingSchema); err != nil {
+		t.Error(err)
+		t.FailNow()
+	}
+}
+
+func walkPath(shouldPass bool, root string, schema *gojsonschema.Schema) error {
 	return filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
 		if err != nil {
 			return err
@@ -56,7 +73,7 @@ func walkPath(shouldPass bool, root string) error {
 
 		flagStringLoader := gojsonschema.NewStringLoader(string(file))
 
-		p, err := compiledSchema.Validate(flagStringLoader)
+		p, err := schema.Validate(flagStringLoader)
 		if err != nil {
 			return err
 		}

json/targeting.json

@@ -4,6 +4,11 @@
   "title": "flagd Targeting",
   "description": "Defines targeting logic for flagd; a extension of JSONLogic, including purpose-built feature-flagging operations.",
   "type": "object",
+  "properties": {
+    "targeting": {
+      "$ref": "#/definitions/targeting"
+    }
+  },
   "definitions": {
     "targeting": {
       "title": "Targeting",
@@ -462,7 +467,7 @@
       "$comment": "if we remove the \"sum to 100\" restriction, update the descriptions below!",
       "description": "Distribution for all possible variants, with their associated weighting out of 100.",
       "type": "array",
-      "minItems": 2,
+      "minItems": 1,
       "maxItems": 2,
       "items": [
         {

json/targeting.yaml

@@ -4,6 +4,9 @@ title: flagd Targeting
 description: Defines targeting logic for flagd; a extension of JSONLogic, including
   purpose-built feature-flagging operations.
 type: object
+properties: 
+  targeting:
+    $ref: "#/definitions/targeting"
 definitions:
   targeting:
     title: Targeting
@@ -363,7 +366,7 @@ definitions:
     description: Distribution for all possible variants, with their associated weighting
       out of 100.
     type: array
-    minItems: 2
+    minItems: 1
     maxItems: 2
     items:
     - description: If this bucket is randomly selected, this string is used to as