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Add a "not in" operator to GDScript.

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This commit is contained in:
strank 2020-09-01 03:39:17 -04:00
parent 160ad23e5d
commit 409af31b55
2 changed files with 13 additions and 1 deletions
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13
modules/gdscript/gdscript_parser.cpp
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@ -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<UnaryOpNode>();
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<BinaryOpNode>();
@ -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,

1
modules/gdscript/gdscript_parser.h
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@ -1256,6 +1256,7 @@ private:
ExpressionNode *parse_builtin_constant(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_unary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_binary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_binary_not_in_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_ternary_operator(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_assignment(ExpressionNode *p_previous_operand, bool p_can_assign);
ExpressionNode *parse_array(ExpressionNode *p_previous_operand, bool p_can_assign);