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use std::fmt::{self, Display}; use syn::{Ident, Path}; #[derive(Copy, Clone)] pub struct Symbol(&'static str); pub const ALIAS: Symbol = Symbol("alias"); pub const BORROW: Symbol = Symbol("borrow"); pub const BOUND: Symbol = Symbol("bound"); pub const CONTENT: Symbol = Symbol("content"); pub const CRATE: Symbol = Symbol("crate"); pub const DEFAULT: Symbol = Symbol("default"); pub const DENY_UNKNOWN_FIELDS: Symbol = Symbol("deny_unknown_fields"); pub const DESERIALIZE: Symbol = Symbol("deserialize"); pub const DESERIALIZE_WITH: Symbol = Symbol("deserialize_with"); pub const FIELD_IDENTIFIER: Symbol = Symbol("field_identifier"); pub const FLATTEN: Symbol = Symbol("flatten"); pub const FROM: Symbol = Symbol("from"); pub const GETTER: Symbol = Symbol("getter"); pub const INTO: Symbol = Symbol("into"); pub const OTHER: Symbol = Symbol("other"); pub const REMOTE: Symbol = Symbol("remote"); pub const RENAME: Symbol = Symbol("rename"); pub const RENAME_ALL: Symbol = Symbol("rename_all"); pub const SERDE: Symbol = Symbol("serde"); pub const SERIALIZE: Symbol = Symbol("serialize"); pub const SERIALIZE_WITH: Symbol = Symbol("serialize_with"); pub const SKIP: Symbol = Symbol("skip"); pub const SKIP_DESERIALIZING: Symbol = Symbol("skip_deserializing"); pub const SKIP_SERIALIZING: Symbol = Symbol("skip_serializing"); pub const SKIP_SERIALIZING_IF: Symbol = Symbol("skip_serializing_if"); pub const TAG: Symbol = Symbol("tag"); pub const TRANSPARENT: Symbol = Symbol("transparent"); pub const TRY_FROM: Symbol = Symbol("try_from"); pub const UNTAGGED: Symbol = Symbol("untagged"); pub const VARIANT_IDENTIFIER: Symbol = Symbol("variant_identifier"); pub const WITH: Symbol = Symbol("with"); pub const EXPECTING: Symbol = Symbol("expecting"); impl PartialEq<Symbol> for Ident { fn eq(&self, word: &Symbol) -> bool { self == word.0 } } impl<'a> PartialEq<Symbol> for &'a Ident { fn eq(&self, word: &Symbol) -> bool { *self == word.0 } } impl PartialEq<Symbol> for Path { fn eq(&self, word: &Symbol) -> bool { self.is_ident(word.0) } } impl<'a> PartialEq<Symbol> for &'a Path { fn eq(&self, word: &Symbol) -> bool { self.is_ident(word.0) } } impl Display for Symbol { fn fmt(&self, formatter: &mut fmt::Formatter) -> fmt::Result { formatter.write_str(self.0) } }