Trait synthez::DataExt[−][src]

pub trait DataExt: Sealed {
    fn named_fields(self) -> Result<Punctuated<Field, Comma>, Error>;

    fn named_fields_ref(&self) -> Result<&Punctuated<Field, Comma>, Error>;

    fn unnamed_fields(self) -> Result<Punctuated<Field, Comma>, Error>;

    fn unnamed_fields_ref(&self) -> Result<&Punctuated<Field, Comma>, Error>;
}
Expand description

Extension of a [syn::Data].

Required methods

Parses [syn::Fields::Named] from this consumed [syn::Data::Struct] and returns owning iterator over them.

Errors

  • If this [syn::Data] is not a [syn::Data::Struct].
  • If this [syn::Data::Struct] doesn’t consist of [syn::Fields::Named].

Parses [syn::Fields::Named] from this borrowed [syn::Data::Struct] and returns referencing iterator over them.

Errors

  • If this [syn::Data] is not a [syn::Data::Struct].
  • If this [syn::Data::Struct] doesn’t consist of [syn::Fields::Named].

Parses [syn::Fields::Unnamed] from this consumed [syn::Data::Struct] and returns owning iterator over them.

Errors

  • If this [syn::Data] is not a [syn::Data::Struct].
  • If this [syn::Data::Struct] doesn’t consist of [syn::Fields::Unnamed].

Parses [syn::Fields::Unnamed] from this borrowed [syn::Data::Struct] and returns referencing iterator over them.

Errors

  • If this [syn::Data] is not a [syn::Data::Struct].
  • If this [syn::Data::Struct] doesn’t consist of [syn::Fields::Unnamed].

Implementations on Foreign Types

Implementors