64 lines
1.3 KiB
Rust
64 lines
1.3 KiB
Rust
//! Prunes things with the #[doc(hidden)] attribute
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import doc::item_utils;
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import std::map::hashmap;
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export mk_pass;
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fn mk_pass() -> pass {
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{
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name: ~"prune_hidden",
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f: run
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}
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}
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fn run(srv: astsrv::srv, doc: doc::doc) -> doc::doc {
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let fold = fold::fold({
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fold_mod: fold_mod
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with *fold::default_any_fold(srv)
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});
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fold.fold_doc(fold, doc)
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}
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fn fold_mod(
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fold: fold::fold<astsrv::srv>,
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doc: doc::moddoc
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) -> doc::moddoc {
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let doc = fold::default_any_fold_mod(fold, doc);
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doc::moddoc_({
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items: vec::filter(doc.items, |itemtag| {
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!is_hidden(fold.ctxt, itemtag.item())
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})
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with *doc
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})
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}
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fn is_hidden(srv: astsrv::srv, doc: doc::itemdoc) -> bool {
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import syntax::ast_map;
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let id = doc.id;
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do astsrv::exec(srv) |ctxt| {
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let attrs = alt ctxt.ast_map.get(id) {
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ast_map::node_item(item, _) { item.attrs }
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_ { ~[] }
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};
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attr_parser::parse_hidden(attrs)
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}
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}
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#[test]
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fn should_prune_hidden_items() {
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let doc = test::mk_doc(~"#[doc(hidden)] mod a { }");
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assert vec::is_empty(doc.cratemod().mods())
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}
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#[cfg(test)]
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mod test {
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fn mk_doc(source: ~str) -> doc::doc {
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do astsrv::from_str(source) |srv| {
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let doc = extract::from_srv(srv, ~"");
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run(srv, doc)
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}
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}
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}
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