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|
/// A single operation on the document model
pub type 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 vec::foldl(doc, passes) |doc, pass| {
log(debug, fmt!("pass #%d", passno));
passno += 1;
log(debug, doc);
do time(pass.name) {
pass.f(srv, doc)
}
}
}
#[test]
fn test_run_passes() {
fn pass1(
_srv: astsrv::Srv,
doc: doc::Doc
) -> doc::Doc {
doc::Doc_({
pages: ~[
doc::CratePage({
topmod: doc::ModDoc_({
item: {
name: doc.cratemod().name() + ~"two",
.. doc.cratemod().item
},
items: ~[],
index: None
})
})
]
})
}
fn pass2(
_srv: astsrv::Srv,
doc: doc::Doc
) -> doc::Doc {
doc::Doc_({
pages: ~[
doc::CratePage({
topmod: doc::ModDoc_({
item: {
name: doc.cratemod().name() + ~"three",
.. doc.cratemod().item
},
items: ~[],
index: None
})
})
]
})
}
let source = ~"";
do astsrv::from_str(source) |srv| {
let passes = ~[
{
name: ~"",
f: pass1
},
{
name: ~"",
f: pass2
}
];
let doc = extract::from_srv(srv, ~"one");
let doc = run_passes(srv, doc, passes);
assert doc.cratemod().name() == ~"onetwothree";
}
}
|
