Method in macro · TypeDecl compiler

`TypeDecl::attr_str`

pub fn attr_str(string attr, string key, string fallback) -> string

Import

use macro::{TypeDecl};

No documentation yet.

Called on a TypeDecl value as value.attr_str(…).

Parameters#

string

TypeDecl: A class or enum declaration handed to a derive or attribute macro.
TypeDecl::is_class
TypeDecl::self_type: The type as written in a signature: Name, or Name<T, U> for a generic type.
TypeDecl::impl_head: Head of an impl Trait for … for this type: Name, or for a generic type Name<T: bound, U: bound>, every type parameter bounded by bound ("Show", "Ord + Eq").
TypeDecl::is_enum
TypeDecl::fields: Class fields (empty for an enum).
TypeDecl::variants: Enum variants (empty for a class).
TypeDecl::has_attr