Clean up examples directory

sky/examples/style/sky-core-styles.sky

Index: sky/examples/style/sky-core-styles.sky
diff --git a/sky/examples/style/sky-core-styles.sky b/sky/examples/style/sky-core-styles.sky
deleted file mode 100644
index fdc20f4ba1b79d1709e77f7d80130e8cf7f5b268..0000000000000000000000000000000000000000
--- a/sky/examples/style/sky-core-styles.sky
+++ /dev/null
@@ -1,143 +0,0 @@
-SKY MODULE
-<!-- this is part of sky:core -->
-<script>
- // "internals" is an object only made visible to this module that exports stuff implemented in C++
- module.exports.registerProperty = internals.registerProperty;
- internals.registerLayoutManager('none', null);
- module.exports.LayoutManager = internals.LayoutManager;
- module.exports.InlineLayoutManager = internals.InlineLayoutManager;
- internals.registerLayoutManager('inline', internals.InlineLayoutManager);
- module.exports.ParagraphLayoutManager = internals.ParagraphLayoutManager;
- internals.registerLayoutManager('paragraph', internals.ParagraphLayoutManager);
- module.exports.BlockLayoutManager = internals.BlockLayoutManager;
- internals.registerLayoutManager('block', internals.BlockLayoutManager);
-
- let displayTypes = new Map();
- module.exports.registerLayoutManager = function registerLayoutManager(displayValue, layoutManagerConstructor) {
-   // TODO(ianh): apply rules for type-checking displayValue is a String
-   // TODO(ianh): apply rules for type-checking layoutManagerConstructor implements the LayoutManagerConstructor interface (or is null)
-   if (displayTypes.has(displayValue))
-     throw new Error();
-   displayTypes.set(displayValue, layoutManagerConstructor);
- };
-
- module.exports.DisplayStyleGrammar = new StyleGrammar(); // value is null or a LayoutManagerConstructor
- module.exports.DisplayStyleGrammar.addParser((tokens) => {
-   let token = tokens.next();
-   if (token.done)
-     throw new Error();
-   if (token.value.kind != 'identifier')
-     throw new Error();
-   if (!displayTypes.has(token.value.value))
-     throw new Error();
-   return {
-     value: displayTypes.get(token.value.value),
-   }
- });
-
- internals.registerProperty({
-   name: 'display',
-   type: module.exports.DisplayStyleGrammar,
-   inherits: false,
-   initialValue: internals.BlockLayoutManager,
-   needsLayout: true,
- });
-
- module.exports.PositiveLengthStyleGrammar = new StyleGrammar(); // value is a ParsedValue whose value (once resolved) is a number in 96dpi pixels, >=0
- module.exports.PositiveLengthStyleGrammar.addParser((tokens) => {
-   // just handle "<number>px"
-   let token = tokens.next();
-   if (token.done)
-     throw new Error();
-   if (token.value.kind != 'dimension')
-     throw new Error();
-   if (token.value.unit != 'px')
-     throw new Error();
-   if (token.value.value < 0)
-     throw new Error();
-   return {
-     value: token.value.value;
-   };
- });
-
- internals.registerProperty({
-   name: 'min-width',
-   type: module.exports.PositiveLengthStyleGrammar,
-   inherits: false,
-   initialValue: 0,
-   needsLayout: true,
- });
- internals.registerProperty({
-   name: 'min-height',
-   type: module.exports.PositiveLengthStyleGrammar,
-   inherits: false,
-   initialValue: 0,
-   needsLayout: true,
- });
-
- module.exports.PositiveLengthOrAutoStyleGrammar = new StyleGrammar(); // value is a ParsedValue whose value (once resolved) is either a number in 96dpi pixels (>=0) or null (meaning 'auto')
- module.exports.PositiveLengthOrAutoStyleGrammar.addParser((tokens) => {
-   // handle 'auto'
-   let token = tokens.next();
-   if (token.done)
-     throw new Error();
-   if (token.value.kind != 'identifier')
-     throw new Error();
-   if (token.value.value != 'auto')
-     throw new Error();
-   return {
-     value: null,
-   };
- });
- module.exports.PositiveLengthOrAutoStyleGrammar.addParser((tokens) => {
-   return module.exports.PositiveLengthStyleGrammar.parse(tokens);
- });
-
- internals.registerProperty({
-   name: 'width',
-   type: module.exports.PositiveLengthOrAutoStyleGrammar,
-   inherits: false,
-   initialValue: null,
-   needsLayout: true,
- });
- internals.registerProperty({
-   name: 'height',
-   type: module.exporets.PositiveLengthOrAutoStyleGrammar,
-   inherits: false,
-   initialValue: null,
-   needsLayout: true,
- });
-
- module.exports.PositiveLengthOrInfinityStyleGrammar = new StyleGrammar(); // value is a ParsedValue whose value (once resolved) is either a number in 96dpi pixels (>=0) or Infinity
- module.exports.PositiveLengthOrInfinityStyleGrammar.addParser((tokens) => {
-   // handle 'infinity'
-   let token = tokens.next();
-   if (token.done)
-     throw new Error();
-   if (token.value.kind != 'identifier')
-     throw new Error();
-   if (token.value.value != 'infinity')
-     throw new Error();
-   return {
-     value: Infinity,
-   };
- });
- module.exports.PositiveLengthOrInfinityStyleGrammar.addParser((tokens) => {
-   return module.exports.PositiveLengthStyleGrammar.parse(tokens);
- });
-
- internals.registerProperty({
-   name: 'width',
-   type: module.exports.PositiveLengthOrInfinityStyleGrammar,
-   inherits: false,
-   initialValue: Infinity,
-   needsLayout: true,
- });
- internals.registerProperty({
-   name: 'height',
-   type: module.exporets.PositiveLengthOrInfinityStyleGrammar,
-   inherits: false,
-   initialValue: Infinity,
-   needsLayout: true,
- });
-</script>