From 7aeb11b41ea6cdec2fe5994b4a32454876dba8b6 Mon Sep 17 00:00:00 2001
From: uniqueiniquity <blichtman623@gmail.com>
Date: Fri, 27 Oct 2017 16:46:39 -0700
Subject: [PATCH] Return doc comment template for interfaces and method
 signatures

---
 src/services/jsDoc.ts                         |  4 +++-
 .../fourslash/docCommentTemplateInterfaces.ts | 23 +++++++++++++++++++
 2 files changed, 26 insertions(+), 1 deletion(-)
 create mode 100644 tests/cases/fourslash/docCommentTemplateInterfaces.ts

diff --git a/src/services/jsDoc.ts b/src/services/jsDoc.ts
index 49f13d0b4c3..0443a950e94 100644
--- a/src/services/jsDoc.ts
+++ b/src/services/jsDoc.ts
@@ -266,10 +266,12 @@ namespace ts.JsDoc {
                 case SyntaxKind.FunctionDeclaration:
                 case SyntaxKind.MethodDeclaration:
                 case SyntaxKind.Constructor:
-                    const { parameters } = commentOwner as FunctionDeclaration | MethodDeclaration | ConstructorDeclaration;
+                case SyntaxKind.MethodSignature:
+                    const { parameters } = commentOwner as FunctionDeclaration | MethodDeclaration | ConstructorDeclaration | MethodSignature;
                     return { commentOwner, parameters };
 
                 case SyntaxKind.ClassDeclaration:
+                case SyntaxKind.InterfaceDeclaration:
                     return { commentOwner };
 
                 case SyntaxKind.VariableStatement: {
diff --git a/tests/cases/fourslash/docCommentTemplateInterfaces.ts b/tests/cases/fourslash/docCommentTemplateInterfaces.ts
new file mode 100644
index 00000000000..2faf49351f2
--- /dev/null
+++ b/tests/cases/fourslash/docCommentTemplateInterfaces.ts
@@ -0,0 +1,23 @@
+/// <reference path='fourslash.ts' />
+
+/////*interfaceFoo*/
+////interface Foo {
+////    /*propertybar*/
+////    bar: any;
+////
+////    /*methodbaz*/
+////    baz(message: any): void;
+////}
+
+verify.docCommentTemplateAt("interfaceFoo", /*expectedOffset*/ 8,
+`/**
+ * 
+ */`);
+
+verify.emptyDocCommentTemplateAt("propertybar");
+
+verify.docCommentTemplateAt("methodbaz", /*expectedOffset*/ 12,
+   `/**
+     * 
+     * @param message
+     */`);
\ No newline at end of file