Add special representation for enum with one value (fixes #70)

lib/components/JsonSchema/json-schema.html

@@ -54,7 +54,10 @@
           }">
           <td class="param-name">
             <span class="param-name-wrap" (click)="subSchema.toggle()">
-              <span class="param-name-content" >{{prop._name}}</span>
+              <span class="param-name-content">
+                {{prop._name}}
+                <span class="param-enum-value" [hidden]="!prop._enumItem"> {{prop._enumItem?.val | json}} </span>
+              </span>
               <svg *ngIf="prop._pointer" xmlns="http://www.w3.org/2000/svg" version="1.1" x="0" y="0" viewBox="0 0 24 24" xml:space="preserve">
                 <polygon points="17.3 8.3 12 13.6 6.7 8.3 5.3 9.7 12 16.4 18.7 9.7 "/>
               </svg>

lib/components/JsonSchema/json-schema.scss

@@ -223,3 +223,12 @@ li:before {
     }
   }
 }
+
+.param-enum-value {
+  padding: 2px;
+  background-color: #e6ebf6;
+
+  &:before {
+    content: " = ";
+  }
+}

lib/components/JsonSchema/json-schema.spec.ts

@@ -44,13 +44,13 @@ describe('Redoc components', () => {
       component.schema.isTrivial.should.be.true();
     });
 
-    it('should use < * > notation for prop without type', () => {
+    it('should use < anything > notation for prop without type', () => {
       component.pointer = '#';
       (<any>specMgr)._schema = {type: 'object', properties: {
         test: {}
       }};
       fixture.detectChanges();
-      component.schema._properties[0]._displayType.should.be.equal('< * >');
+      component.schema._properties[0]._displayType.should.be.equal('< anything >');
     });
   });
 });

lib/services/schema-helper.service.ts

@@ -49,6 +49,10 @@ const injectors = {
         injectTo.enum = propertySchema.enum.map((value) => {
           return {val: value, type: typeof value};
         });
+        if (propertySchema.enum && propertySchema.enum.length === 1) {
+          injectTo._enumItem = propertySchema.enum[0];
+          injectTo.enum = null;
+        }
       }
     }
   },

package.json

@@ -1,7 +1,7 @@
 {
   "name": "redoc",
   "description": "Swagger-generated API Reference Documentation",
-  "version": "1.0.1",
+  "version": "1.1.0",
   "repository": {
     "type": "git",
     "url": "git://github.com/Rebilly/ReDoc"