From 409af31b551164104e7f14254a4f0e7594b687ad Mon Sep 17 00:00:00 2001 From: strank Date: Tue, 1 Sep 2020 03:39:17 -0400 Subject: Add a "not in" operator to GDScript. --- modules/gdscript/gdscript_parser.cpp | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) (limited to 'modules/gdscript/gdscript_parser.cpp') diff --git a/modules/gdscript/gdscript_parser.cpp b/modules/gdscript/gdscript_parser.cpp index 2a69db130b..3eab1243f6 100644 --- a/modules/gdscript/gdscript_parser.cpp +++ b/modules/gdscript/gdscript_parser.cpp @@ -2025,6 +2025,17 @@ GDScriptParser::ExpressionNode *GDScriptParser::parse_unary_operator(ExpressionN return operation; } +GDScriptParser::ExpressionNode *GDScriptParser::parse_binary_not_in_operator(ExpressionNode *p_previous_operand, bool p_can_assign) { + // check that NOT is followed by IN by consuming it before calling parse_binary_operator which will only receive a plain IN + consume(GDScriptTokenizer::Token::IN, R"(Expected "in" after "not" in content-test operator.)"); + ExpressionNode *in_operation = parse_binary_operator(p_previous_operand, p_can_assign); + UnaryOpNode *operation = alloc_node(); + operation->operation = UnaryOpNode::OP_LOGIC_NOT; + operation->variant_op = Variant::OP_NOT; + operation->operand = in_operation; + return operation; +} + GDScriptParser::ExpressionNode *GDScriptParser::parse_binary_operator(ExpressionNode *p_previous_operand, bool p_can_assign) { GDScriptTokenizer::Token op = previous; BinaryOpNode *operation = alloc_node(); @@ -2637,7 +2648,7 @@ GDScriptParser::ParseRule *GDScriptParser::get_rule(GDScriptTokenizer::Token::Ty // Logical { nullptr, &GDScriptParser::parse_binary_operator, PREC_LOGIC_AND }, // AND, { nullptr, &GDScriptParser::parse_binary_operator, PREC_LOGIC_OR }, // OR, - { &GDScriptParser::parse_unary_operator, nullptr, PREC_NONE }, // NOT, + { &GDScriptParser::parse_unary_operator, &GDScriptParser::parse_binary_not_in_operator, PREC_CONTENT_TEST }, // NOT, { nullptr, &GDScriptParser::parse_binary_operator, PREC_LOGIC_AND }, // AMPERSAND_AMPERSAND, { nullptr, &GDScriptParser::parse_binary_operator, PREC_LOGIC_OR }, // PIPE_PIPE, { &GDScriptParser::parse_unary_operator, nullptr, PREC_NONE }, // BANG, -- cgit v1.2.3