Module from 

Implementation of a From derive macro.

Structs

ConsiderLegacySyntax 🔒

attr::Parser considering legacy syntax for attr::Types and emitting legacy_error, if any occurs.

Expansion 🔒

Expansion of a macro for generating From implementation of a struct or enum.

Functions

expand

Expands a From derive macro.

legacy_error 🔒

Constructs a syn::Error for legacy syntax: #[from(types(i32, "&str"))].

Type Aliases

StructAttribute 🔒

Representation of a From derive macro struct container attribute.

VariantAttribute 🔒

Representation of a From derive macro enum variant attribute.