From 359d72b4d047c3eb6fa13b0ae7b4a7432c0af785 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Rafael=20=C3=81vila=20de=20Esp=C3=ADndola?= Date: Tue, 4 Jan 2011 18:19:36 -0500 Subject: Change mod_index_entry to point directly to items and view_items. --- src/comp/front/ast.rs | 48 +++++++++++++++++++++++++++++++++++++++--- src/comp/front/parser.rs | 54 +++++++----------------------------------------- 2 files changed, 53 insertions(+), 49 deletions(-) (limited to 'src/comp/front') diff --git a/src/comp/front/ast.rs b/src/comp/front/ast.rs index 5dc0c4d2..c8e36dde 100644 --- a/src/comp/front/ast.rs +++ b/src/comp/front/ast.rs @@ -1,6 +1,7 @@ import std.map.hashmap; import std.option; +import std._vec; import util.common.span; import util.common.spanned; import util.common.ty_mach; @@ -213,9 +214,9 @@ type _obj = rec(vec[obj_field] fields, tag mod_index_entry { - mie_view_item(uint); - mie_item(uint); - mie_tag_variant(uint /* tag item index */, uint /* variant index */); + mie_view_item(@view_item); + mie_item(@item); + mie_tag_variant(@item /* tag item */, uint /* variant index */); } type mod_index = hashmap[ident,mod_index_entry]; @@ -242,6 +243,47 @@ tag item_ { item_obj(ident, _obj, vec[ty_param], def_id, ann); } +fn index_view_item(mod_index index, @view_item it) { + alt (it.node) { + case(ast.view_item_use(?id, _, _)) { + index.insert(id, ast.mie_view_item(it)); + } + case(ast.view_item_import(?ids,_)) { + auto len = _vec.len[ast.ident](ids); + auto last_id = ids.(len - 1u); + index.insert(last_id, ast.mie_view_item(it)); + } + } +} + +fn index_item(mod_index index, @item it) { + alt (it.node) { + case (ast.item_const(?id, _, _, _, _)) { + index.insert(id, ast.mie_item(it)); + } + case (ast.item_fn(?id, _, _, _, _)) { + index.insert(id, ast.mie_item(it)); + } + case (ast.item_mod(?id, _, _)) { + index.insert(id, ast.mie_item(it)); + } + case (ast.item_ty(?id, _, _, _, _)) { + index.insert(id, ast.mie_item(it)); + } + case (ast.item_tag(?id, ?variants, _, _)) { + index.insert(id, ast.mie_item(it)); + let uint variant_idx = 0u; + for (ast.variant v in variants) { + index.insert(v.name, + ast.mie_tag_variant(it, variant_idx)); + variant_idx += 1u; + } + } + case (ast.item_obj(?id, _, _, _, _)) { + index.insert(id, ast.mie_item(it)); + } + } +} // // Local Variables: diff --git a/src/comp/front/parser.rs b/src/comp/front/parser.rs index 1b29c285..5428510d 100644 --- a/src/comp/front/parser.rs +++ b/src/comp/front/parser.rs @@ -1418,44 +1418,16 @@ impure fn parse_item_obj(parser p, ast.layer lyr) -> @ast.item { ret @spanned(lo, meths.span, item); } -fn index_mod_item(@ast.item item, ast.mod_index index, uint u) { - alt (item.node) { - case (ast.item_const(?id, _, _, _, _)) { - index.insert(id, ast.mie_item(u)); - } - case (ast.item_fn(?id, _, _, _, _)) { - index.insert(id, ast.mie_item(u)); - } - case (ast.item_mod(?id, _, _)) { - index.insert(id, ast.mie_item(u)); - } - case (ast.item_ty(?id, _, _, _, _)) { - index.insert(id, ast.mie_item(u)); - } - case (ast.item_tag(?id, ?variants, _, _)) { - index.insert(id, ast.mie_item(u)); - let uint variant_idx = 0u; - for (ast.variant v in variants) { - index.insert(v.name, ast.mie_tag_variant(u, variant_idx)); - variant_idx += 1u; - } - } - case (ast.item_obj(?id, _, _, _, _)) { - index.insert(id, ast.mie_item(u)); - } - } -} - impure fn parse_mod_items(parser p, token.token term) -> ast._mod { auto index = new_str_hash[ast.mod_index_entry](); auto view_items = parse_view(p, index); - let uint u = 0u; let vec[@ast.item] items = vec(); while (p.peek() != term) { auto item = parse_item(p); items += vec(item); - index_mod_item(item, index, u); - u += 1u; + + // Index the item. + ast.index_item(index, item); } ret rec(view_items=view_items, items=items, index=index); } @@ -1760,21 +1732,11 @@ fn is_use_or_import(token.token t) -> bool { impure fn parse_view(parser p, ast.mod_index index) -> vec[@ast.view_item] { let vec[@ast.view_item] items = vec(); - let uint u = 0u; while (is_use_or_import(p.peek())) { auto item = parse_use_or_import(p); items += vec(item); - alt (item.node) { - case(ast.view_item_use(?id, _, _)) { - index.insert(id, ast.mie_view_item(u)); - } - case(ast.view_item_import(?ids,_)) { - auto len = _vec.len[ast.ident](ids); - auto last_id = ids.(len - 1u); - index.insert(last_id, ast.mie_view_item(u)); - } - } - u = u + 1u; + + ast.index_view_item(index, item); } ret items; } @@ -1801,7 +1763,7 @@ impure fn parse_crate_directive(str prefix, parser p, alt (p.peek()) { case (token.CONST) { auto c = parse_item_const(p); - index_mod_item(c, index, _vec.len[@ast.item](items)); + ast.index_item(index, c); append[@ast.item](items, c); } case (token.MOD) { @@ -1834,7 +1796,7 @@ impure fn parse_crate_directive(str prefix, parser p, auto m0 = parse_mod_items(p0, token.EOF); auto im = ast.item_mod(id, m0, p.next_def_id()); auto i = @spanned(lo, hi, im); - index_mod_item(i, index, _vec.len[@ast.item](items)); + ast.index_item(index, i); append[@ast.item](items, i); } @@ -1848,7 +1810,7 @@ impure fn parse_crate_directive(str prefix, parser p, expect(p, token.RBRACE); auto im = ast.item_mod(id, m0, p.next_def_id()); auto i = @spanned(lo, hi, im); - index_mod_item(i, index, _vec.len[@ast.item](items)); + ast.index_item(index, i); append[@ast.item](items, i); } -- cgit v1.2.3