From 589dd479e279fffd08261ba46b45dd681c2ac88c Mon Sep 17 00:00:00 2001
From: Judy Bogart <jbogart@gmail.com>
Date: Mon, 21 Jan 2019 09:45:50 -0800
Subject: [PATCH] docs: add input docs (#27376)

PR Close #27376
---
 packages/common/src/directives/ng_if.ts | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/packages/common/src/directives/ng_if.ts b/packages/common/src/directives/ng_if.ts
index 8f72a53e08..4d9f63ddce 100644
--- a/packages/common/src/directives/ng_if.ts
+++ b/packages/common/src/directives/ng_if.ts
@@ -160,12 +160,18 @@ export class NgIf {
     this._thenTemplateRef = templateRef;
   }
 
+  /**
+   * The Boolean expression to evaluate as the condition for showing a template.
+   */
   @Input()
   set ngIf(condition: any) {
     this._context.$implicit = this._context.ngIf = condition;
     this._updateView();
   }
 
+  /**
+   * A template to show if the condition expression evaluates to true.
+   */
   @Input()
   set ngIfThen(templateRef: TemplateRef<NgIfContext>|null) {
     assertTemplate('ngIfThen', templateRef);
@@ -174,6 +180,9 @@ export class NgIf {
     this._updateView();
   }
 
+  /**
+   * A template to show if the condition expression evaluates to false.
+   */
   @Input()
   set ngIfElse(templateRef: TemplateRef<NgIfContext>|null) {
     assertTemplate('ngIfElse', templateRef);