From c80504a5e1872dc74ca76abbd26cc47a5a9f0ebb Mon Sep 17 00:00:00 2001
From: Vincent Ogloblinsky <vincent.ogloblinsky@gmail.com>
Date: Thu, 6 Sep 2018 07:04:12 +0200
Subject: [PATCH] fix(deps): anonymous function for function argument

fix #643
---
 .../html-engine-helpers/function-signature.helper.ts | 12 ++++++++++--
 test/src/cli/cli-generation-big-app.spec.ts          |  5 +++++
 test/src/todomvc-ng2/src/app/app.component.ts        |  2 ++
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/src/app/engines/html-engine-helpers/function-signature.helper.ts b/src/app/engines/html-engine-helpers/function-signature.helper.ts
index 4dea7a25..eb986ebd 100644
--- a/src/app/engines/html-engine-helpers/function-signature.helper.ts
+++ b/src/app/engines/html-engine-helpers/function-signature.helper.ts
@@ -49,7 +49,11 @@ export class FunctionSignatureHelper implements IHtmlEngineHelper {
                 if (argu.name && argu.type) {
                     return `${argu.name}${this.getOptionalString(arg)}: ${argu.type}`;
                 } else {
-                    return `${argu.name.text}`;
+                    if (argu.name) {
+                        return `${argu.name.text}`;
+                    } else {
+                        return '';
+                    }
                 }
             }
         });
@@ -95,7 +99,11 @@ export class FunctionSignatureHelper implements IHtmlEngineHelper {
                             arg
                         )}: <a href="${path}" target="_blank">${arg.type}</a>`;
                     } else {
-                        return `${arg.name}${this.getOptionalString(arg)}: ${arg.type}`;
+                        if (arg.type) {
+                            return `${arg.name}${this.getOptionalString(arg)}: ${arg.type}`;
+                        } else {
+                            return `${arg.name}${this.getOptionalString(arg)}`;
+                        }
                     }
                 })
                 .join(', ');
diff --git a/test/src/cli/cli-generation-big-app.spec.ts b/test/src/cli/cli-generation-big-app.spec.ts
index e233c932..1d1048c2 100644
--- a/test/src/cli/cli-generation-big-app.spec.ts
+++ b/test/src/cli/cli-generation-big-app.spec.ts
@@ -720,4 +720,9 @@ describe('CLI simple generation - big app', () => {
         expect(file).to.contain('<span class="modifier">Abstract</span>');
         expect(file).to.contain('<span class="modifier">Async</span>');
     });
+
+    it('correct support function with empty typed arguments', () => {
+        let file = read(distFolder + '/components/AppComponent.html');
+        expect(file).to.contain('<code>openSomeDialog(model,');
+    });
 });
diff --git a/test/src/todomvc-ng2/src/app/app.component.ts b/test/src/todomvc-ng2/src/app/app.component.ts
index 54b1564d..2b9e1880 100644
--- a/test/src/todomvc-ng2/src/app/app.component.ts
+++ b/test/src/todomvc-ng2/src/app/app.component.ts
@@ -16,4 +16,6 @@ export class AppComponent {
     public getProperty<T, K extends keyof T>(obj: T, key: K) {
         return obj[key];
     }
+
+    public openSomeDialog(model, grid, callback: ({ index }) => {}): void {}
 }