diff options
Diffstat (limited to 'modules/gdscript/gd_parser.cpp')
| -rw-r--r-- | modules/gdscript/gd_parser.cpp | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/modules/gdscript/gd_parser.cpp b/modules/gdscript/gd_parser.cpp index 434f918355..6520e27c9f 100644 --- a/modules/gdscript/gd_parser.cpp +++ b/modules/gdscript/gd_parser.cpp @@ -5,7 +5,7 @@ /* GODOT ENGINE */ /* http://www.godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2016 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ @@ -540,14 +540,15 @@ GDParser::Node* GDParser::_parse_expression(Node *p_parent,bool p_static,bool p_ expr = id; } - } else if (/*tokenizer->get_token()==GDTokenizer::TK_OP_ADD ||*/ tokenizer->get_token()==GDTokenizer::TK_OP_SUB || tokenizer->get_token()==GDTokenizer::TK_OP_NOT || tokenizer->get_token()==GDTokenizer::TK_OP_BIT_INVERT) { + } else if (tokenizer->get_token()==GDTokenizer::TK_OP_ADD || tokenizer->get_token()==GDTokenizer::TK_OP_SUB || tokenizer->get_token()==GDTokenizer::TK_OP_NOT || tokenizer->get_token()==GDTokenizer::TK_OP_BIT_INVERT) { - //single prefix operators like !expr -expr ++expr --expr + //single prefix operators like !expr +expr -expr ++expr --expr alloc_node<OperatorNode>(); Expression e; e.is_op=true; switch(tokenizer->get_token()) { + case GDTokenizer::TK_OP_ADD: e.op=OperatorNode::OP_POS; break; case GDTokenizer::TK_OP_SUB: e.op=OperatorNode::OP_NEG; break; case GDTokenizer::TK_OP_NOT: e.op=OperatorNode::OP_NOT; break; case GDTokenizer::TK_OP_BIT_INVERT: e.op=OperatorNode::OP_BIT_INVERT;; break; @@ -995,6 +996,7 @@ GDParser::Node* GDParser::_parse_expression(Node *p_parent,bool p_static,bool p_ case OperatorNode::OP_BIT_INVERT: priority=0; unary=true; break; case OperatorNode::OP_NEG: priority=1; unary=true; break; + case OperatorNode::OP_POS: priority=1; unary=true; break; case OperatorNode::OP_MUL: priority=2; break; case OperatorNode::OP_DIV: priority=2; break; @@ -1476,6 +1478,15 @@ GDParser::Node* GDParser::_reduce_expression(Node *p_node,bool p_to_const) { return op; } + if (op->arguments[0]->type==Node::TYPE_OPERATOR) { + OperatorNode *on = static_cast<OperatorNode*>(op->arguments[0]); + if (on->op != OperatorNode::OP_INDEX && on->op != OperatorNode::OP_INDEX_NAMED) { + _set_error("Can't assign to an expression",tokenizer->get_token_line()-1); + error_line=op->line; + return op; + } + } + } break; default: { break; } } @@ -1512,6 +1523,7 @@ GDParser::Node* GDParser::_reduce_expression(Node *p_node,bool p_to_const) { //unary operators case OperatorNode::OP_NEG: { _REDUCE_UNARY(Variant::OP_NEGATE); } break; + case OperatorNode::OP_POS: { _REDUCE_UNARY(Variant::OP_POSITIVE); } break; case OperatorNode::OP_NOT: { _REDUCE_UNARY(Variant::OP_NOT); } break; case OperatorNode::OP_BIT_INVERT: { _REDUCE_UNARY(Variant::OP_BIT_NEGATE); } break; //binary operators (in precedence order) @@ -3375,7 +3387,16 @@ void GDParser::_parse_class(ClassNode *p_class) { } break; - + + case GDTokenizer::TK_CONSTANT: { + if(tokenizer->get_token_constant().get_type() == Variant::STRING) { + tokenizer->advance(); + // Ignore + } else { + _set_error(String()+"Unexpected constant of type: "+Variant::get_type_name(tokenizer->get_token_constant().get_type())); + return; + } + } break; default: { |