From c0053531897ad8f7486a5f197ea3cd1803374c6b Mon Sep 17 00:00:00 2001
From: Rachel Fenichel <fenichel@google.com>
Date: Thu, 26 Jan 2017 16:27:05 -0800
Subject: [PATCH] annotation updates

---
 core/blockly.js   | 2 +-
 core/field.js     | 2 +-
 core/variables.js | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/core/blockly.js b/core/blockly.js
index 7d71259c4..a3eeb68df 100644
--- a/core/blockly.js
+++ b/core/blockly.js
@@ -388,7 +388,7 @@ Blockly.prompt = function(message, defaultValue, callback) {
  * Helper function for defining a block from JSON.  The resulting function has
  * the correct value of jsonDef at the point in code where jsonInit is called.
  * @param {!Object} jsonDef The JSON definition of a block.
- * @return {function} A function that calls jsonInit with the correct value
+ * @return {function()} A function that calls jsonInit with the correct value
  *     of jsonDef.
  * @private
  */
diff --git a/core/field.js b/core/field.js
index a8f503da6..c4596627d 100644
--- a/core/field.js
+++ b/core/field.js
@@ -68,7 +68,7 @@ Blockly.Field.cacheReference_ = 0;
 /**
  * Name of field.  Unique within each block.
  * Static labels are usually unnamed.
- * @type {string=}
+ * @type {string|undefined}
  */
 Blockly.Field.prototype.name = undefined;
 
diff --git a/core/variables.js b/core/variables.js
index 8eec06df4..5a1f69808 100644
--- a/core/variables.js
+++ b/core/variables.js
@@ -233,8 +233,8 @@ Blockly.Variables.generateUniqueName = function(workspace) {
  * Create a new variable on the given workspace.
  * @param {!Blockly.Workspace} workspace The workspace on which to create the
  *     variable.
- * @param {function(null|undefined|string)=} opt_callback A callback. It will
- *     return an acceptable new variable name, or null if change is to be
+ * @param {function(?string=)=} opt_callback A callback. It will
+ *     be passed an acceptable new variable name, or null if change is to be
  *     aborted (cancel button), or undefined if an existing variable was chosen.
  */
 Blockly.Variables.createVariable = function(workspace, opt_callback) {