130 lines
3.3 KiB
Rust
130 lines
3.3 KiB
Rust
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
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// file at the top-level directory of this distribution and at
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// http://rust-lang.org/COPYRIGHT.
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//
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// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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// option. This file may not be copied, modified, or distributed
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// except according to those terms.
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//! Records the full path to items
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use core::prelude::*;
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use astsrv;
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use doc::ItemUtils;
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use doc;
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use extract;
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use fold::Fold;
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use fold;
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use pass::Pass;
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use syntax::ast;
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pub fn mk_pass() -> Pass {
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Pass {
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name: ~"path",
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f: run
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}
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}
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struct Ctxt {
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srv: astsrv::Srv,
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mut path: ~[~str]
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}
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impl Ctxt: Clone {
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fn clone(&self) -> Ctxt { copy *self }
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}
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#[allow(non_implicitly_copyable_typarams)]
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fn run(srv: astsrv::Srv, +doc: doc::Doc) -> doc::Doc {
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let ctxt = Ctxt {
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srv: srv,
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mut path: ~[]
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};
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let fold = Fold {
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fold_item: fold_item,
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fold_mod: fold_mod,
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fold_nmod: fold_nmod,
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.. fold::default_any_fold(move ctxt)
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};
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(fold.fold_doc)(&fold, doc)
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}
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fn fold_item(fold: &fold::Fold<Ctxt>, +doc: doc::ItemDoc) -> doc::ItemDoc {
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doc::ItemDoc {
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path: copy fold.ctxt.path,
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.. doc
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}
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}
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#[allow(non_implicitly_copyable_typarams)]
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fn fold_mod(fold: &fold::Fold<Ctxt>, +doc: doc::ModDoc) -> doc::ModDoc {
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let is_topmod = doc.id() == ast::crate_node_id;
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if !is_topmod { fold.ctxt.path.push(doc.name()); }
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let doc = fold::default_any_fold_mod(fold, doc);
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if !is_topmod { fold.ctxt.path.pop(); }
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doc::ModDoc {
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item: (fold.fold_item)(fold, copy doc.item),
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.. doc
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}
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}
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fn fold_nmod(fold: &fold::Fold<Ctxt>, +doc: doc::NmodDoc) -> doc::NmodDoc {
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fold.ctxt.path.push(doc.name());
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let doc = fold::default_seq_fold_nmod(fold, doc);
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fold.ctxt.path.pop();
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doc::NmodDoc {
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item: (fold.fold_item)(fold, copy doc.item),
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.. doc
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}
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}
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#[test]
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fn should_record_mod_paths() {
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let source = ~"mod a { mod b { mod c { } } mod d { mod e { } } }";
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do astsrv::from_str(source) |srv| {
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let doc = extract::from_srv(srv, ~"");
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let doc = run(srv, doc);
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assert doc.cratemod().mods()[0].mods()[0].mods()[0].path()
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== ~[~"a", ~"b"];
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assert doc.cratemod().mods()[0].mods()[1].mods()[0].path()
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== ~[~"a", ~"d"];
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}
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}
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#[test]
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fn should_record_fn_paths() {
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let source = ~"mod a { fn b() { } }";
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do astsrv::from_str(source) |srv| {
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let doc = extract::from_srv(srv, ~"");
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let doc = run(srv, doc);
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assert doc.cratemod().mods()[0].fns()[0].path() == ~[~"a"];
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}
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}
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#[test]
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fn should_record_foreign_mod_paths() {
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let source = ~"mod a { extern mod b { } }";
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do astsrv::from_str(source) |srv| {
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let doc = extract::from_srv(srv, ~"");
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let doc = run(srv, doc);
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assert doc.cratemod().mods()[0].nmods()[0].path() == ~[~"a"];
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}
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}
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#[test]
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fn should_record_foreign_fn_paths() {
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let source = ~"extern mod a { fn b(); }";
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do astsrv::from_str(source) |srv| {
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let doc = extract::from_srv(srv, ~"");
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let doc = run(srv, doc);
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assert doc.cratemod().nmods()[0].fns[0].path() == ~[~"a"];
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}
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}
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