Function is_arg_fuzzable

src/ast/visitor.rs:454–470

whether this arg is fuzzable. 1. should not returned by call 2. contains code literals

(arg: &Node, visitor: &Visitor)

    /// 1. should not returned by call
    /// 2. contains code literals
    pub fn is_arg_fuzzable(arg: &Node, visitor: &Visitor) -> bool {
        let arg = arg.ignore_parent().ignore_cast().ignore_prefix();
        if is_integer_literal(arg) {
            return true;
        }
        match &arg.kind {
            Clang::StringLiteral(_) => true,
            Clang::InitListExpr(_) => true,
            Clang::DeclRefExpr(dre) => {
                if let Some(init) = dre.get_var_init(visitor) {
                    return is_arg_fuzzable(init, visitor);
                }
                false
            }
            _ => false,
        }
    }

    fn is_pointer_ty(ty: &str) -> bool {
        ty.find('*').is_some() || ty.find('[').is_some()