Function is_var_fuzzable

src/ast/visitor.rs:411–427

Whether this variable is a fuzzable variable: 1. has init 2. is pointer ty 3. ty is `const` 4. inited with String or List.

(vd: &VarDecl, node: &Node)

    /// 3. ty is `const`
    /// 4. inited with String or List.
    pub fn is_var_fuzzable(vd: &VarDecl, node: &Node) -> bool {
        if !vd.has_init(node) {
            return false;
        }
        let ty = vd.get_type().get_type_name();

        if !is_pointer_ty(&ty) {
            return false;
        }

        if !ty.starts_with("const") {
            return false;
        }

        let init = vd.get_init(node).ignore_cast().ignore_parent();
        matches!(&init.kind, Clang::StringLiteral(_) | Clang::InitListExpr(_))
    }

    pub fn is_integer_literal(node: &Node) -> bool {
        let node = node.ignore_parenexpr();