From 1eec65989421133b24b38604664dba322f7eee40 Mon Sep 17 00:00:00 2001
From: Chase Mortensen <C_Mortensen@live.com>
Date: Fri, 7 Jun 2019 15:54:58 -0700
Subject: [PATCH] Fix Black and White Typo (#2138)

* Fixed typo: Back->Black

* Added Upgrade Rules to fix spelling

* Removed extra isEmpty

* Added previous BackAndWhite to allow for compilation of old scripts
---
 docs/reference/led.md                  | 2 +-
 docs/reference/led/set-display-mode.md | 2 +-
 libs/core/_locales/core-strings.json   | 2 +-
 libs/core/enums.d.ts                   | 2 ++
 libs/core/led.cpp                      | 2 ++
 pxtarget.json                          | 8 ++++++++
 6 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/docs/reference/led.md b/docs/reference/led.md
index 62047417..105b865b 100644
--- a/docs/reference/led.md
+++ b/docs/reference/led.md
@@ -12,7 +12,7 @@ led.plotBrightness(0, 0, 255)
 led.setBrightness(255);
 led.stopAnimation();
 led.plotBarGraph(0, 0);
-led.setDisplayMode(DisplayMode.BackAndWhite);
+led.setDisplayMode(DisplayMode.BlackAndWhite);
 led.enable(false)
 ```
 
diff --git a/docs/reference/led/set-display-mode.md b/docs/reference/led/set-display-mode.md
index b934e29f..06c83b4a 100644
--- a/docs/reference/led/set-display-mode.md
+++ b/docs/reference/led/set-display-mode.md
@@ -18,7 +18,7 @@ to have some amount of brightness to represent the grey value of real color. The
 Set the display mode to `black and white`.
 
 ```blocks
-led.setDisplayMode(DisplayMode.BackAndWhite)
+led.setDisplayMode(DisplayMode.BlackAndWhite)
 ```
 
 ## See also
diff --git a/libs/core/_locales/core-strings.json b/libs/core/_locales/core-strings.json
index 59d31f40..ee574669 100644
--- a/libs/core/_locales/core-strings.json
+++ b/libs/core/_locales/core-strings.json
@@ -69,7 +69,7 @@
   "Dimension.Z|block": "z",
   "Direction.Left|block": "left",
   "Direction.Right|block": "right",
-  "DisplayMode.BackAndWhite|block": "black and white",
+  "DisplayMode.BlackAndWhite|block": "black and white",
   "DisplayMode.Greyscale|block": "greyscale",
   "EventCreationMode.CreateAndFire": "MicroBitEvent is initialised, and its event handlers are immediately fired (not suitable for use in interrupts!).",
   "EventCreationMode.CreateOnly": "MicroBitEvent is initialised, and no further processing takes place.",
diff --git a/libs/core/enums.d.ts b/libs/core/enums.d.ts
index 41c45fff..facf8f2d 100644
--- a/libs/core/enums.d.ts
+++ b/libs/core/enums.d.ts
@@ -416,6 +416,8 @@ declare namespace control {
 
     declare const enum DisplayMode {
     //% block="black and white"
+    BlackAndWhite = 0,  // DISPLAY_MODE_BLACK_AND_WHITE
+    //% blockHidden=true
     BackAndWhite = 0,  // DISPLAY_MODE_BLACK_AND_WHITE
     //% block="greyscale"
     Greyscale = 1,  // DISPLAY_MODE_GREYSCALE
diff --git a/libs/core/led.cpp b/libs/core/led.cpp
index 5061ff31..80af46a9 100644
--- a/libs/core/led.cpp
+++ b/libs/core/led.cpp
@@ -2,6 +2,8 @@
 
 enum class DisplayMode_ {
     //% block="black and white"
+    BlackAndWhite = DISPLAY_MODE_BLACK_AND_WHITE,
+    //% blockHidden=true
     BackAndWhite = DISPLAY_MODE_BLACK_AND_WHITE,
     //% block="greyscale"
     Greyscale = DISPLAY_MODE_GREYSCALE,
diff --git a/pxtarget.json b/pxtarget.json
index 2929ffd1..e24b4202 100644
--- a/pxtarget.json
+++ b/pxtarget.json
@@ -88,6 +88,14 @@
                         "device_print_message.message": "text"
                     }
                 }
+            ],
+            "0.0.0 - 1.4.12": [
+                {
+                    "type": "api",
+                    "map": {
+                        "DisplayMode\\s*\\.\\s*BackAndWhite": "DisplayMode.BlackAndWhite"
+                    }
+                }
             ]
         },
         "hidSelectors": [