From 8dcaa029950a75d30329dfd61eeb734078ee3616 Mon Sep 17 00:00:00 2001
From: Erik Demaine <edemaine@mit.edu>
Date: Sat, 13 Aug 2022 11:17:54 -0400
Subject: [PATCH] Remove no-longer-needed function wrappers in examples

---
 examples/chess/map.coffee          |  2 +-
 examples/chess/map.js              |  4 ++--
 examples/polyomino/Makefile        |  1 +
 examples/polyomino/outlines.cjsx   | 22 +++++++++++++---------
 examples/polyomino/outlines.coffee | 10 +++++-----
 examples/polyomino/outlines.jsx    | 10 +++++-----
 examples/tetris/Makefile           |  3 ++-
 7 files changed, 29 insertions(+), 23 deletions(-)

diff --git a/examples/chess/map.coffee b/examples/chess/map.coffee
index 305a256..8432e26 100644
--- a/examples/chess/map.coffee
+++ b/examples/chess/map.coffee
@@ -7,7 +7,7 @@ read = (filename) ->
   console.assert dom.type == 'svg'
   dom.props.children
 
-(key) -> ->
+(key) ->
   # Map blanks to empty string
   key = key.trim()
   key = '' if key == '.'
diff --git a/examples/chess/map.js b/examples/chess/map.js
index d4c832c..c79a15a 100644
--- a/examples/chess/map.js
+++ b/examples/chess/map.js
@@ -8,7 +8,7 @@ function read(filename) {
   return dom.props.children;
 }
 
-(key) => function() {
+(key, context) => {
   // Map blanks to empty string
   key = key.trim();
   if (key === '.') key = '';
@@ -16,7 +16,7 @@ function read(filename) {
   return (
     <symbol viewBox="0 0 45 45">
       <rect width="45" height="45" fill="white" stroke="white"/>
-      {(this.i + this.j) % 2 === 0 ? light : dark}
+      {(context.i + context.j) % 2 === 0 ? light : dark}
       {key.trim() && key !== '.' &&
        read(`./Chess_${piece}${piece === key ? "d" : "l"}t45.svg`)
       }
diff --git a/examples/polyomino/Makefile b/examples/polyomino/Makefile
index 6807638..fef7fdd 100644
--- a/examples/polyomino/Makefile
+++ b/examples/polyomino/Makefile
@@ -1,3 +1,4 @@
+all: cjsx jsx coffee
 cjsx:
 	svgtiler -f outlines.cjsx *.asc
 jsx:
diff --git a/examples/polyomino/outlines.cjsx b/examples/polyomino/outlines.cjsx
index fc245a8..7b93c51 100644
--- a/examples/polyomino/outlines.cjsx
+++ b/examples/polyomino/outlines.cjsx
@@ -1,14 +1,18 @@
 Border = (props) ->
   <line {...props} stroke="black" stroke-width="5" stroke-linecap="round"/>
 
-(key) -> ->
+(key) ->
   <symbol viewBox="-10 -10 20 20" overflowBox="-12.5 -12.5 25 25">
-    {if this.neighbor(-1,0).key != key
-       <Border x1="-10" y1="-10" x2="-10" y2="10"/>}
-    {if this.neighbor(+1,0).key != key
-       <Border x1="10" y1="-10" x2="10" y2="10"/>}
-    {if this.neighbor(0,-1).key != key
-       <Border x1="-10" y1="-10" x2="10" y2="-10"/>}
-    {if this.neighbor(0,+1).key != key
-       <Border x1="-10" y1="10" x2="10" y2="10"/>}
+    {if @neighbor(-1,0).key != key
+      <Border x1="-10" y1="-10" x2="-10" y2="10"/>
+    }
+    {if @neighbor(+1,0).key != key
+      <Border x1="10" y1="-10" x2="10" y2="10"/>
+    }
+    {if @neighbor(0,-1).key != key
+      <Border x1="-10" y1="-10" x2="10" y2="-10"/>
+    }
+    {if @neighbor(0,+1).key != key
+      <Border x1="-10" y1="10" x2="10" y2="10"/>
+    }
   </symbol>
diff --git a/examples/polyomino/outlines.coffee b/examples/polyomino/outlines.coffee
index cc28e86..2ffc715 100644
--- a/examples/polyomino/outlines.coffee
+++ b/examples/polyomino/outlines.coffee
@@ -1,15 +1,15 @@
 borderStyle = 'stroke="black" stroke-width="5" stroke-linecap="round"'
 
-(key) -> ->
+(key) ->
   s = '''
     <symbol viewBox="-10 -10 20 20" overflowBox="-12.5 -12.5 25 25">
   '''
-  if this.neighbor(-1,0).key != key
+  if @neighbor(-1,0).key != key
     s += """<line x1="-10" y1="-10" x2="-10" y2="10" #{borderStyle}/>"""
-  if this.neighbor(+1,0).key != key
+  if @neighbor(+1,0).key != key
     s += """<line x1="10" y1="-10" x2="10" y2="10" #{borderStyle}/>"""
-  if this.neighbor(0,-1).key != key
+  if @neighbor(0,-1).key != key
     s += """<line x1="-10" y1="-10" x2="10" y2="-10" #{borderStyle}/>"""
-  if this.neighbor(0,+1).key != key
+  if @neighbor(0,+1).key != key
     s += """<line x1="-10" y1="10" x2="10" y2="10" #{borderStyle}/>"""
   s += '</symbol>'
diff --git a/examples/polyomino/outlines.jsx b/examples/polyomino/outlines.jsx
index cc507ed..9254c62 100644
--- a/examples/polyomino/outlines.jsx
+++ b/examples/polyomino/outlines.jsx
@@ -1,15 +1,15 @@
 const Border = (props) =>
   <line {...props} stroke="black" stroke-width="5" stroke-linecap="round"/>;
 
-(key) => function() {
+(key, context) => {
   return <symbol viewBox="-10 -10 20 20" overflowBox="-12.5 -12.5 25 25">
-    {this.neighbor(-1,0).key !== key &&
+    {context.neighbor(-1,0).key !== key &&
      <Border x1="-10" y1="-10" x2="-10" y2="10"/>}
-    {this.neighbor(+1,0).key !== key &&
+    {context.neighbor(+1,0).key !== key &&
      <Border x1="10" y1="-10" x2="10" y2="10"/>}
-    {this.neighbor(0,-1).key !== key &&
+    {context.neighbor(0,-1).key !== key &&
      <Border x1="-10" y1="-10" x2="10" y2="-10"/>}
-    {this.neighbor(0,+1).key !== key &&
+    {context.neighbor(0,+1).key !== key &&
      <Border x1="-10" y1="10" x2="10" y2="10"/>}
   </symbol>
 }
diff --git a/examples/tetris/Makefile b/examples/tetris/Makefile
index 3ee201a..a58ad48 100644
--- a/examples/tetris/Makefile
+++ b/examples/tetris/Makefile
@@ -1,4 +1,5 @@
-all:
+all: txt coffee
+txt:
 	svgtiler -f -P NES_level7.txt example.asc
 coffee:
 	svgtiler -f -P NES_level7.coffee example.asc