diff options
Diffstat (limited to 'platform/darwin/src/NSExpression+MGLAdditions.mm')
| -rw-r--r-- | platform/darwin/src/NSExpression+MGLAdditions.mm | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/platform/darwin/src/NSExpression+MGLAdditions.mm b/platform/darwin/src/NSExpression+MGLAdditions.mm index 9797709b7b..934b9572ae 100644 --- a/platform/darwin/src/NSExpression+MGLAdditions.mm +++ b/platform/darwin/src/NSExpression+MGLAdditions.mm @@ -406,6 +406,11 @@ NSArray *MGLSubexpressionsWithJSONObjects(NSArray *objects) { NSExpression *operand = subexpressions.firstObject; subexpressions = [subexpressions subarrayWithRange:NSMakeRange(1, subexpressions.count - 1)]; return [NSExpression expressionForFunction:operand selectorName:@"stringByAppendingString:" arguments:subexpressions]; + } else if ([op isEqualToString:@"at"]) { + NSArray *subexpressions = MGLSubexpressionsWithJSONObjects(argumentObjects); + NSExpression *index = subexpressions.firstObject; + NSExpression *operand = subexpressions[1]; + return [NSExpression expressionForFunction:operand selectorName:@"objectAtIndex:" arguments:@[index]]; } else if ([op isEqualToString:@"interpolate"]) { NSArray *interpolationOptions = argumentObjects.firstObject; NSString *curveType = interpolationOptions.firstObject; @@ -639,6 +644,9 @@ NSArray *MGLSubexpressionsWithJSONObjects(NSArray *objects) { } else if ([function isEqualToString:@"stringByAppendingString:"]) { NSArray *arguments = self.arguments.mgl_jsonExpressionObject; return [@[@"concat", self.operand.mgl_jsonExpressionObject] arrayByAddingObjectsFromArray:arguments]; + } else if ([function isEqualToString:@"objectAtIndex:"]) { + NSExpression *index = self.arguments[0]; + return @[@"at", index.mgl_jsonExpressionObject, self.operand.mgl_jsonExpressionObject]; } else if ([function isEqualToString:@"boolValue"]) { return @[@"to-boolean", self.operand.mgl_jsonExpressionObject]; } else if ([function isEqualToString:@"mgl_numberWithFallbackValues:"] || |