Merge pull request #41 from bafolts/abstract-properties

Add support for abstract properties

package.json

@@ -1,6 +1,6 @@
 {
   "name": "tplant",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "Typescript to PlantUML",
   "keywords": [
     "class diagram",

src/Components/Property.ts

@@ -10,6 +10,7 @@ export class Property implements IComponentComposite {
     public readonly name: string;
     public modifier: Modifier = 'public';
     public returnType: string = 'any';
+    public isAbstract: boolean = false;
     public isOptional: boolean = false;
     public isStatic: boolean = false;
 
@@ -18,7 +19,11 @@ export class Property implements IComponentComposite {
     }
 
     public toPUML(): string {
-        return `${{ public: '+', private: '-', protected: '#' }[this.modifier]}${(this.isStatic ? '{static} ' : '')
-            }${this.name}${(this.isOptional ? '?' : '')}: ${this.returnType}`;
+        let result: string = { public: '+', private: '-', protected: '#' }[this.modifier];
+        result += (this.isAbstract ? '{abstract} ' : '');
+        result += (this.isStatic ? '{static} ' : '');
+        result += `${this.name}${(this.isOptional ? '?' : '')}: ${this.returnType}`;
+
+        return result;
     }
 }

src/Factories/PropertyFactory.ts

@@ -6,6 +6,7 @@ export namespace PropertyFactory {
     export function create(signature: ts.Symbol, namedDeclaration: ts.NamedDeclaration, checker: ts.TypeChecker): Property {
         const result: Property = new Property(signature.getName());
         result.modifier = ComponentFactory.getMemberModifier(namedDeclaration);
+        result.isAbstract = ComponentFactory.isAbstract(namedDeclaration);
         result.isOptional = ComponentFactory.isOptional(<ts.PropertyDeclaration>namedDeclaration);
         result.isStatic = ComponentFactory.isStatic(namedDeclaration);
         result.returnType = checker.typeToString(checker.getTypeOfSymbolAtLocation(signature, signature.valueDeclaration));

src/index.ts

@@ -15,7 +15,7 @@ import { tplant } from './tplant';
 const AVAILABLE_PLANTUML_EXTENSIONS: string[] = ['svg', 'png', 'txt'];
 
 commander
-    .version('2.3.0')
+    .version('2.3.1')
     .option('-i, --input <path>', 'Define the path of the Typescript file')
     .option('-o, --output <path>', 'Define the path of the output file. If not defined, it\'ll output on the STDOUT')
     .option(

test/Playground/Abstract/AbstractClass.ts

@@ -1,3 +1,4 @@
 abstract class AbstractClass {
     abstract ToTest();
-}
+    abstract PropTest: number;
+}

test/playground.test.ts

@@ -9,6 +9,7 @@ describe('Parse Playground codes', () => {
                 ['@startuml',
                     'abstract class AbstractClass {',
                     '    +{abstract} ToTest(): any',
+                    '    +{abstract} PropTest: number',
                     '}',
                     '@enduml'].join(os.EOL)
             );
@@ -250,4 +251,4 @@ describe('Parse Playground codes', () => {
                     '}',
                     '@enduml'].join(os.EOL));
     });
-});
+});