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Fix wrong counting of function argument usage 

There's no need to subtract 1 from the assignment usages because it's
not incremented anywhere else.

Also put back the assignment with operators because they should not
count as usage if the argument is on the left side.
This commit is contained in:
George Marques 2019-10-19 10:59:57 -03:00
parent 119bf23720
commit bb20e420af
No known key found for this signature in database
GPG Key ID: 046BD46A3201E43D
1 changed files with 17 additions and 5 deletions
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22
modules/gdscript/gdscript_parser.cpp
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@ -858,11 +858,23 @@ GDScriptParser::Node *GDScriptParser::_parse_expression(Node *p_parent, bool p_s
if (current_function) {
int arg_idx = current_function->arguments.find(identifier);
if (arg_idx != -1) {
if (tokenizer->get_token() == GDScriptTokenizer::TK_OP_ASSIGN) {
// Assignment is not really usage
current_function->arguments_usage.write[arg_idx] = current_function->arguments_usage[arg_idx] - 1;
} else {
current_function->arguments_usage.write[arg_idx] = current_function->arguments_usage[arg_idx] + 1;
switch (tokenizer->get_token()) {
case GDScriptTokenizer::TK_OP_ASSIGN_ADD:
case GDScriptTokenizer::TK_OP_ASSIGN_BIT_AND:
case GDScriptTokenizer::TK_OP_ASSIGN_BIT_OR:
case GDScriptTokenizer::TK_OP_ASSIGN_BIT_XOR:
case GDScriptTokenizer::TK_OP_ASSIGN_DIV:
case GDScriptTokenizer::TK_OP_ASSIGN_MOD:
case GDScriptTokenizer::TK_OP_ASSIGN_MUL:
case GDScriptTokenizer::TK_OP_ASSIGN_SHIFT_LEFT:
case GDScriptTokenizer::TK_OP_ASSIGN_SHIFT_RIGHT:
case GDScriptTokenizer::TK_OP_ASSIGN_SUB:
case GDScriptTokenizer::TK_OP_ASSIGN: {
// Assignment is not really usage
} break;
default: {
current_function->arguments_usage.write[arg_idx] = current_function->arguments_usage[arg_idx] + 1;
}
}
}
}