planning

node_modules/@mapbox/mapbox-gl-style-spec/expression/runtime_error.js

@@ -0,0 +1,17 @@
+// @flow
+
+class RuntimeError {
+    name: string;
+    message: string;
+
+    constructor(message: string) {
+        this.name = 'ExpressionEvaluationError';
+        this.message = message;
+    }
+
+    toJSON(): string {
+        return this.message;
+    }
+}
+
+export default RuntimeError;