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Refactor ast::item representation

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Most of the fields in an AST item were present in all variants. Things
could be simplified considerably by putting them in the rec rather
than in the variant tags.
This commit is contained in:
Marijn Haverbeke
2011-06-16 11:53:06 +02:00
parent 6c2f322f82
commit 15f71b3600
15 changed files with 311 additions and 382 deletions
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20
src/comp/util/common.rs
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@@ -148,26 +148,6 @@ fn log_stmt(&ast::stmt st) { log pretty::pprust::stmt_to_str(st); }
fn log_stmt_err(&ast::stmt st) { log_err pretty::pprust::stmt_to_str(st); }
fn decl_lhs(@ast::decl d) -> ast::def_id {
alt (d.node) {
case (ast::decl_local(?l)) { ret l.id; }
case (ast::decl_item(?an_item)) {
alt (an_item.node) {
case (ast::item_const(_, _, _, _, ?d, _)) { ret d; }
case (ast::item_fn(_, _, _, _, ?d, _)) { ret d; }
case (ast::item_mod(_, _, _, ?d)) { ret d; }
case (ast::item_native_mod(_, _, _, ?d)) { ret d; }
case (ast::item_ty(_, _, _, _, ?d, _)) { ret d; }
case (ast::item_tag(_, _, _, _, ?d, _)) { ret d; }
case (ast::item_obj(_, _, _, _, ?d, _)) {
ret d.ctor; /* This doesn't really make sense */
}
}
}
}
}
fn has_nonlocal_exits(&ast::block b) -> bool {
auto has_exits = @mutable false;
fn visit_expr(@mutable bool flag, &@ast::expr e) {