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refactoring, use early return

This commit is contained in:
Daniel Marjamäki 2017-07-09 13:09:36 +02:00
parent 32fe0aba41
commit ea598d5284
1 changed files with 81 additions and 80 deletions
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161
lib/symboldatabase.cpp
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@ -3001,98 +3001,99 @@ void Function::addArguments(const SymbolDatabase *symbolDatabase, const Scope *s
{
// check for non-empty argument list "( ... )"
const Token * start = arg ? arg : argDef;
if (start && start->link() != start->next() && !Token::simpleMatch(start, "( void )")) {
unsigned int count = 0;
if (!(start && start->link() != start->next() && !Token::simpleMatch(start, "( void )")))
return;
for (const Token* tok = start->next(); tok; tok = tok->next()) {
if (Token::Match(tok, ",|)"))
return; // Syntax error
unsigned int count = 0;
const Token* startTok = tok;
const Token* endTok = nullptr;
const Token* nameTok = nullptr;
for (const Token* tok = start->next(); tok; tok = tok->next()) {
if (Token::Match(tok, ",|)"))
return; // Syntax error
do {
if (tok->varId() != 0) {
nameTok = tok;
endTok = tok->previous();
} else if (tok->str() == "[") {
// skip array dimension(s)
tok = tok->link();
while (tok->next()->str() == "[")
tok = tok->next()->link();
} else if (tok->str() == "<") {
tok = tok->link();
if (!tok) // something is wrong so just bail out
return;
}
const Token* startTok = tok;
const Token* endTok = nullptr;
const Token* nameTok = nullptr;
tok = tok->next();
if (!tok) // something is wrong so just bail
do {
if (tok->varId() != 0) {
nameTok = tok;
endTok = tok->previous();
} else if (tok->str() == "[") {
// skip array dimension(s)
tok = tok->link();
while (tok->next()->str() == "[")
tok = tok->next()->link();
} else if (tok->str() == "<") {
tok = tok->link();
if (!tok) // something is wrong so just bail out
return;
} while (tok->str() != "," && tok->str() != ")" && tok->str() != "=");
}
const Token *typeTok = startTok;
// skip over stuff to get to type
while (Token::Match(typeTok, "const|enum|struct|::"))
typeTok = typeTok->next();
// skip over qualification
while (Token::Match(typeTok, "%type% ::"))
typeTok = typeTok->tokAt(2);
tok = tok->next();
// check for argument with no name or missing varid
if (!endTok) {
if (tok->previous()->isName() && tok->strAt(-1) != "const") {
if (tok->previous() != typeTok) {
nameTok = tok->previous();
endTok = nameTok->previous();
if (!tok) // something is wrong so just bail
return;
} while (tok->str() != "," && tok->str() != ")" && tok->str() != "=");
if (hasBody())
symbolDatabase->debugMessage(nameTok, "Function::addArguments found argument \'" + nameTok->str() + "\' with varid 0.");
} else
endTok = typeTok;
const Token *typeTok = startTok;
// skip over stuff to get to type
while (Token::Match(typeTok, "const|enum|struct|::"))
typeTok = typeTok->next();
// skip over qualification
while (Token::Match(typeTok, "%type% ::"))
typeTok = typeTok->tokAt(2);
// check for argument with no name or missing varid
if (!endTok) {
if (tok->previous()->isName() && tok->strAt(-1) != "const") {
if (tok->previous() != typeTok) {
nameTok = tok->previous();
endTok = nameTok->previous();
if (hasBody())
symbolDatabase->debugMessage(nameTok, "Function::addArguments found argument \'" + nameTok->str() + "\' with varid 0.");
} else
endTok = tok->previous();
}
const ::Type *argType = nullptr;
if (!typeTok->isStandardType()) {
argType = findVariableTypeIncludingUsedNamespaces(symbolDatabase, scope, typeTok);
// save type
const_cast<Token *>(typeTok)->type(argType);
}
// skip default values
if (tok->str() == "=") {
do {
if (tok->link() && Token::Match(tok, "[{[(<]"))
tok = tok->link();
tok = tok->next();
} while (tok->str() != "," && tok->str() != ")");
}
// skip over stuff before type
while (Token::Match(startTok, "enum|struct|const"))
startTok = startTok->next();
argumentList.push_back(Variable(nameTok, startTok, endTok, count++, Argument, argType, functionScope, &symbolDatabase->_settings->library));
if (tok->str() == ")") {
// check for a variadic function
if (Token::simpleMatch(startTok, ". . ."))
isVariadic(true);
break;
}
endTok = typeTok;
} else
endTok = tok->previous();
}
// count default arguments
for (const Token* tok = argDef->next(); tok && tok != argDef->link(); tok = tok->next()) {
if (tok->str() == "=")
initArgCount++;
const ::Type *argType = nullptr;
if (!typeTok->isStandardType()) {
argType = findVariableTypeIncludingUsedNamespaces(symbolDatabase, scope, typeTok);
// save type
const_cast<Token *>(typeTok)->type(argType);
}
// skip default values
if (tok->str() == "=") {
do {
if (tok->link() && Token::Match(tok, "[{[(<]"))
tok = tok->link();
tok = tok->next();
} while (tok->str() != "," && tok->str() != ")");
}
// skip over stuff before type
while (Token::Match(startTok, "enum|struct|const"))
startTok = startTok->next();
argumentList.push_back(Variable(nameTok, startTok, endTok, count++, Argument, argType, functionScope, &symbolDatabase->_settings->library));
if (tok->str() == ")") {
// check for a variadic function
if (Token::simpleMatch(startTok, ". . ."))
isVariadic(true);
break;
}
}
// count default arguments
for (const Token* tok = argDef->next(); tok && tok != argDef->link(); tok = tok->next()) {
if (tok->str() == "=")
initArgCount++;
}
}