pub (crate) const KEYWORD_LEFT_ARROW :&str = "<";
pub (crate) const KEYWORD_VEC_STRING :&str = "Vec<String>";
pub (crate) const KEYWORD_U64 :&str = "u64";
pub (crate) const KEYWORD_I64 :&str = "i64";
pub (crate) const KEYWORD_F64 :&str = "f64";
pub (crate) const KEYWORD_U32 :&str = "u32";
pub (crate) const KEYWORD_I32 :&str = "i32";
pub (crate) const KEYWORD_F32 :&str = "f32";
pub (crate) const KEYWORD_TYPE_STRING :&str = "String";
pub (crate) const KEYWORD_TYPE_BOOL :&str = "bool";
pub (crate) const FUNC_OPTHELP :&str = "opthelp";
pub (crate) const FUNC_JSONFUNC :&str = "jsonfunc";
pub (crate) const FUNC_ACTFUNC :&str = "optparse";
pub (crate) const FUNC_CALLBACK :&str = "callbackfunc";
pub (crate) const KEYWORD_SUBNARGS :&str = "subnargs";
pub (crate) const KEYWORD_ARGS :&str = "args";