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// Searching for information from the cstore
import syntax::ast;
import middle::ty;
import option::{some, none};
import driver::session;
export get_symbol;
export get_type_param_count;
export lookup_defs;
export get_tag_variants;
export get_impls_for_mod;
export get_iface_methods;
export get_type;
export get_item_name;
export get_impl_iface;
fn get_symbol(cstore: cstore::cstore, def: ast::def_id) -> str {
let cdata = cstore::get_crate_data(cstore, def.crate).data;
ret decoder::get_symbol(cdata, def.node);
}
fn get_type_param_count(cstore: cstore::cstore, def: ast::def_id) -> uint {
let cdata = cstore::get_crate_data(cstore, def.crate).data;
ret decoder::get_type_param_count(cdata, def.node);
}
fn lookup_defs(cstore: cstore::cstore, cnum: ast::crate_num,
path: [ast::ident]) -> [ast::def] {
let result = [];
for (c, data, def) in resolve_path(cstore, cnum, path) {
result += [decoder::lookup_def(c, data, def)];
}
ret result;
}
fn resolve_path(cstore: cstore::cstore, cnum: ast::crate_num,
path: [ast::ident]) ->
[(ast::crate_num, @[u8], ast::def_id)] {
let cm = cstore::get_crate_data(cstore, cnum);
#debug("resolve_path %s in crates[%d]:%s",
str::connect(path, "::"), cnum, cm.name);
let result = [];
for def in decoder::resolve_path(path, cm.data) {
if def.crate == ast::local_crate {
result += [(cnum, cm.data, def)];
} else {
if cm.cnum_map.contains_key(def.crate) {
// This reexport is itself a reexport from anther crate
let next_cnum = cm.cnum_map.get(def.crate);
let next_cm_data = cstore::get_crate_data(cstore, next_cnum);
result += [(next_cnum, next_cm_data.data, def)];
}
}
}
ret result;
}
fn get_tag_variants(tcx: ty::ctxt, def: ast::def_id) -> [ty::variant_info] {
let cstore = tcx.sess.cstore;
let cdata = cstore::get_crate_data(cstore, def.crate);
ret decoder::get_tag_variants(cdata, def.node, tcx)
}
fn get_impls_for_mod(cstore: cstore::cstore, def: ast::def_id,
name: option::t<ast::ident>)
-> @[@middle::resolve::_impl] {
let cdata = cstore::get_crate_data(cstore, def.crate);
decoder::get_impls_for_mod(cdata, def.node, name)
}
fn get_iface_methods(tcx: ty::ctxt, def: ast::def_id) -> @[ty::method] {
let cstore = tcx.sess.cstore;
let cdata = cstore::get_crate_data(cstore, def.crate);
decoder::get_iface_methods(cdata, def.node, tcx)
}
fn get_type(tcx: ty::ctxt, def: ast::def_id) -> ty::ty_param_bounds_and_ty {
let cstore = tcx.sess.cstore;
let cdata = cstore::get_crate_data(cstore, def.crate);
decoder::get_type(cdata, def.node, tcx)
}
fn get_item_name(cstore: cstore::cstore, cnum: int, id: int) -> ast::ident {
let cdata = cstore::get_crate_data(cstore, cnum).data;
ret decoder::lookup_item_name(cdata, id);
}
fn get_impl_iface(tcx: ty::ctxt, def: ast::def_id)
-> option::t<ty::t> {
let cstore = tcx.sess.cstore;
let cdata = cstore::get_crate_data(cstore, def.crate);
decoder::get_impl_iface(cdata, def.node, tcx)
}
// Local Variables:
// mode: rust
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// End:
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