[core] Rework spec function/expression taxonomy

Ports https://github.com/mapbox/mapbox-gl-js/pull/6521, updating codegen scripts to parse new expression taxonomy.

1 files changed, 8 insertions, 10 deletions

diff --git a/platform/android/scripts/generate-style-code.js b/platform/android/scripts/generate-style-code.js
index 3b0363cc19..05ca957974 100755
--- a/platform/android/scripts/generate-style-code.js
+++ b/platform/android/scripts/generate-style-code.js
@@ -267,19 +267,17 @@ global.propertyValueDoc = function (property, value) {
     return doc;
 };
 
-global.isDataDriven = function (property) {
-  return property['property-function'] === true;
-};
-
 global.isLightProperty = function (property) {
   return property['light-property'] === true;
 };
 
 global.propertyValueType = function (property) {
-  if (isDataDriven(property)) {
-    return `DataDrivenPropertyValue<${evaluatedType(property)}>`;
-  } else {
-    return `PropertyValue<${evaluatedType(property)}>`;
+  switch (property['property-type']) {
+    case 'data-driven':
+    case 'cross-faded-data-driven':
+      return `DataDrivenPropertyValue<${evaluatedType(property)}>`;
+    default:
+      return `PropertyValue<${evaluatedType(property)}>`;
   }
 };
 
@@ -318,11 +316,11 @@ global.evaluatedType = function (property) {
 };
 
 global.supportsZoomFunction = function (property) {
-  return property['zoom-function'] === true;
+  return property.expression && property.expression.parameters.indexOf('zoom') > -1;
 };
 
 global.supportsPropertyFunction = function (property) {
-  return property['property-function'] === true;
+  return property['property-type'] === 'data-driven' || property['property-type'] === 'cross-faded-data-driven';
 };
 
 // Template processing //