Make whitespace invalid in token names

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 .DS_Store
+.history

technical-reports/format/aliases.md

@@ -16,12 +16,12 @@ For example:
 ```json
 {
   "group name": {
-    "token name": {
+    "token-name": {
       "$value": 1234,
       "$type": "number"
     }
   },
-  "alias name": {
+  "alias-name": {
     "$value": "{group name.token name}"
   }
 }

technical-reports/format/design-token.md

@@ -6,7 +6,7 @@
 
 ```json
 {
-  "token name": {
+  "token-name": {
     "$value": "#fff000",
     "$type": "color"
   }
@@ -17,6 +17,8 @@ Note: The `$type` property has been added to ensure this example is valid. Pleas
 
 </aside>
 
+The name of your design token must not include any whitespace. Otherwise your design token is considered as invalid.
+
 An object with a **`$value`** property is a token. Thus, `$value` is a reserved word in our spec, meaning you can't have a token whose name is "$value". The parent object's key is the token name.
 
 The example above therefore defines 1 design token with the following properties:
@@ -98,7 +100,7 @@ The value of the `$description` property MUST be a plain JSON string, for exampl
 
 ```json
 {
-  "Button background": {
+  "button-background": {
     "$value": "#777777",
     "$type": "color",
     "$description": "The background color for buttons in their normal state."
@@ -133,7 +135,7 @@ For example:
 
 ```json
 {
-  "Button background": {
+  "button-background": {
     "$value": "#777777",
     "$type": "color"
   }
@@ -153,7 +155,7 @@ The optional **`$extensions`** property is an object where tools MAY add proprie
 
 ```json
 {
-  "Button background": {
+  "button-background": {
     "$value": "#777777",
     "$type": "color",
     "$extensions": {

technical-reports/format/groups.md

@@ -11,16 +11,16 @@ A file MAY contain many tokens and they MAY be nested arbitrarily in groups like
     "$type": "color"
   },
   "token group": {
-    "token dos": {
+    "token-dos": {
       "$value": "2rem",
       "$type": "dimension"
     },
     "nested token group": {
-      "token tres": {
+      "token-tres": {
         "$value": 33,
         "$type": "number"
       },
-      "Token cuatro": {
+      "Token-cuatro": {
         "$value": 444,
         "$type": "fontWeight"
       }
@@ -78,7 +78,7 @@ Group keys without a dollar sign (`$`) prefix denote:
   {
     "Group of tokens": {
       "$description": "This is an example of a group containing a single token",
-      "Token name": {
+      "token-name": {
         "$value": "#000000"
       }
     }
@@ -92,10 +92,10 @@ Group keys without a dollar sign (`$`) prefix denote:
     "Group of tokens": {
       "$description": "This is an example of a group containing a nested group",
       "Subgroup of tokens": {
-        "Token 1 name": {
+        "token-1-name": {
           "$value": "#aabbcc"
         },
-        "Token 2 name": {
+        "token-2-name": {
           "$value": "#ddeeff"
         }
       }
@@ -119,10 +119,10 @@ For example:
     "$description": "Design tokens from our brand guidelines",
     "color": {
       "$description": "Our brand's primary color palette",
-      "acid green": {
+      "acid-green": {
         "$value": "#00ff66"
       },
-      "hot pink": {
+      "hot-pink": {
         "$value": "#dd22cc"
       }
     }
@@ -159,10 +159,10 @@ For example:
   "brand": {
     "$type": "color",
     "color": {
-      "acid green": {
+      "acid-green": {
         "$value": "#00ff66"
       },
-      "hot pink": {
+      "hot-pink": {
         "$value": "#dd22cc"
       }
     }
@@ -187,10 +187,10 @@ For example:
   "brand": {
     "color": {
       "$type": "color",
-      "acid green": {
+      "acid-green": {
         "$value": "#00ff66"
       },
-      "hot pink": {
+      "hot-pink": {
         "$value": "#dd22cc"
       }
     },
@@ -258,10 +258,10 @@ For example, a [=translation tool=] like [Style Dictionary](https://amzn.github.
   "brand": {
     "color": {
       "$type": "color",
-      "acid green": {
+      "acid-green": {
         "$value": "#00ff66"
       },
-      "hot pink": {
+      "hot-pink": {
         "$value": "#dd22cc"
       }
     },

technical-reports/format/types.md

@@ -20,11 +20,11 @@ For example, initially the color tokens MAY be defined as such:
 
 ```json
 {
-  "Majestic magenta": {
+  "majestic-magenta": {
     "$value": "#ff00ff",
     "$type": "color"
   },
-  "Translucent shadow": {
+  "translucent-shadow": {
     "$value": "#00000080",
     "$type": "color"
   }
@@ -93,11 +93,11 @@ For example:
 
 ```json
 {
-  "Primary font": {
+  "primary-font": {
     "$value": "Comic Sans MS",
     "$type": "fontFamily"
   },
-  "Body font": {
+  "body-font": {
     "$value": ["Helvetica", "Arial", "sans-serif"],
     "$type": "fontFamily"
   }