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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use astsrv;
use doc;
use time;
#[cfg(test)] use extract;
/// A single operation on the document model
pub struct Pass {
name: ~str,
f: @fn(srv: astsrv::Srv, doc: doc::Doc) -> doc::Doc
}
pub fn run_passes(
srv: astsrv::Srv,
doc: doc::Doc,
passes: ~[Pass]
) -> doc::Doc {
let mut passno = 0;
do passes.iter().fold(doc) |doc, pass| {
debug!("pass #%d", passno);
passno += 1;
do time(pass.name.clone()) {
(pass.f)(srv.clone(), doc.clone())
}
}
}
#[test]
fn test_run_passes() {
fn pass1(
_srv: astsrv::Srv,
doc: doc::Doc
) -> doc::Doc {
doc::Doc{
pages: ~[
doc::CratePage(doc::CrateDoc{
topmod: doc::ModDoc{
item: doc::ItemDoc {
name: doc.cratemod().name_() + "two",
.. doc.cratemod().item.clone()
},
items: ~[],
index: None
}
})
]
}
}
fn pass2(
_srv: astsrv::Srv,
doc: doc::Doc
) -> doc::Doc {
doc::Doc{
pages: ~[
doc::CratePage(doc::CrateDoc{
topmod: doc::ModDoc{
item: doc::ItemDoc {
name: doc.cratemod().name_() + "three",
.. doc.cratemod().item.clone()
},
items: ~[],
index: None
}
})
]
}
}
let source = ~"";
do astsrv::from_str(source) |srv| {
let passes = ~[
Pass {
name: ~"",
f: pass1
},
Pass {
name: ~"",
f: pass2
}
];
let doc = extract::from_srv(srv.clone(), ~"one");
let doc = run_passes(srv, doc, passes);
assert_eq!(doc.cratemod().name_(), ~"onetwothree");
}
}
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