rust/src/librustdoc/doctree.rs
Joshua Nelson 88c6cf8884 Pass around Symbols instead of Idents in doctree
The span was unused.
2020-12-01 23:18:46 -05:00

76 lines
2 KiB
Rust

//! This module is used to store stuff from Rust's AST in a more convenient
//! manner (and with prettier names) before cleaning.
crate use self::StructType::*;
use rustc_ast as ast;
use rustc_span::{self, Span, Symbol};
use rustc_hir as hir;
crate struct Module<'hir> {
crate name: Option<Symbol>,
crate attrs: &'hir [ast::Attribute],
crate where_outer: Span,
crate where_inner: Span,
crate imports: Vec<Import<'hir>>,
crate mods: Vec<Module<'hir>>,
crate id: hir::HirId,
// (item, renamed)
crate items: Vec<(&'hir hir::Item<'hir>, Option<Symbol>)>,
crate foreigns: Vec<(&'hir hir::ForeignItem<'hir>, Option<Symbol>)>,
crate macros: Vec<(&'hir hir::MacroDef<'hir>, Option<Symbol>)>,
crate is_crate: bool,
}
impl Module<'hir> {
crate fn new(name: Option<Symbol>, attrs: &'hir [ast::Attribute]) -> Module<'hir> {
Module {
name,
id: hir::CRATE_HIR_ID,
where_outer: rustc_span::DUMMY_SP,
where_inner: rustc_span::DUMMY_SP,
attrs,
imports: Vec::new(),
mods: Vec::new(),
items: Vec::new(),
foreigns: Vec::new(),
macros: Vec::new(),
is_crate: false,
}
}
}
#[derive(Debug, Clone, Copy)]
crate enum StructType {
/// A braced struct
Plain,
/// A tuple struct
Tuple,
/// A unit struct
Unit,
}
crate struct Variant<'hir> {
crate name: Symbol,
crate id: hir::HirId,
crate def: &'hir hir::VariantData<'hir>,
}
#[derive(Debug)]
crate struct Import<'hir> {
crate name: Symbol,
crate id: hir::HirId,
crate vis: &'hir hir::Visibility<'hir>,
crate attrs: &'hir [ast::Attribute],
crate path: &'hir hir::Path<'hir>,
crate glob: bool,
crate span: Span,
}
crate fn struct_type_from_def(vdata: &hir::VariantData<'_>) -> StructType {
match *vdata {
hir::VariantData::Struct(..) => Plain,
hir::VariantData::Tuple(..) => Tuple,
hir::VariantData::Unit(..) => Unit,
}
}