[build] Add temporary modifications to style spec + shaders

This ensures that the generated code matches what is checked in. Remove those temporary modifications once we add the features to master.

platform/android/MapboxGLAndroidSDK/src/main/java/com/mapbox/mapboxsdk/style/layers/PropertyFactory.java

@@ -3592,6 +3592,7 @@ public class PropertyFactory {
     return new LayoutPropertyValue<>("text-optional", value);
   }
 
+
   /**
    * If true, icons will display without their corresponding text when the text collides with other symbols and the icon does not.
    *

platform/android/scripts/generate-style-code.js

@@ -2,7 +2,7 @@
 
 const fs = require('fs');
 const ejs = require('ejs');
-const spec = require('../../../mapbox-gl-js/src/style-spec/reference/v8');
+const spec = require('../../../scripts/style-spec');
 const _ = require('lodash');
 
 require('../../../scripts/style-code');

platform/darwin/scripts/generate-style-code.js

@@ -11,7 +11,7 @@ const cocoaConventions = require('./style-spec-cocoa-conventions-v8.json');
 const prefix = 'MGL';
 const suffix = 'StyleLayer';
 
-let spec = _.merge(require('../../../mapbox-gl-js/src/style-spec/reference/v8'), require('./style-spec-overrides-v8.json'));
+let spec = _.merge(require('../../../scripts/style-spec'), require('./style-spec-overrides-v8.json'));
 
 // Temporarily ignore layer types defined in the style specification but not yet supported in mbgl.
 delete spec.layer.type.values.heatmap;

scripts/generate-shaders.js

@@ -3,9 +3,15 @@
 require('flow-remove-types/register');
 
 const path = require('path');
-const shaders = require('../mapbox-gl-js/src/shaders');
 const outputPath = 'src/mbgl/shaders';
 
+var shaders = require('../mapbox-gl-js/src/shaders');
+
+delete shaders.hillshade;
+delete shaders.hillshadePrepare;
+delete shaders.heatmap;
+delete shaders.heatmapTexture;
+
 require('./style-code');
 
 writeIfModified(path.join(outputPath, 'preludes.hpp'), `// NOTE: DO NOT CHANGE THIS FILE. IT IS AUTOMATICALLY GENERATED.

scripts/generate-style-code.js

@@ -2,7 +2,7 @@
 
 const fs = require('fs');
 const ejs = require('ejs');
-const spec = require('../mapbox-gl-js/src/style-spec/reference/v8');
+const spec = require('./style-spec');
 const colorParser = require('csscolorparser');
 
 require('./style-code');

scripts/style-spec.js

@@ -0,0 +1,5 @@
+var spec = module.exports = require('../mapbox-gl-js/src/style-spec/reference/v8');
+
+// Make temporary modifications here when Native doesn't have all features that JS has.
+
+delete spec.layer.type.values.heatmap;