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rustc: Allow walking over patterns

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This commit is contained in:
Patrick Walton 2011-06-01 16:46:55 -07:00
parent 6e058ff54e
commit 8851ae0423
1 changed files with 8 additions and 0 deletions
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8
src/comp/middle/walk.rs
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@ -28,6 +28,8 @@ type ast_visitor =
fn (&@ast::stmt s) visit_stmt_post,
fn (&ast::arm a) visit_arm_pre,
fn (&ast::arm a) visit_arm_post,
fn (&@ast::pat p) visit_pat_pre,
fn (&@ast::pat p) visit_pat_post,
fn (&@ast::decl d) visit_decl_pre,
fn (&@ast::decl d) visit_decl_post,
fn (&@ast::expr e) visit_expr_pre,
@ -193,6 +195,7 @@ fn walk_ty(&ast_visitor v, @ast::ty t) {
}
fn walk_pat(&ast_visitor v, &@ast::pat p) {
v.visit_pat_pre(p);
alt (p.node) {
case (ast::pat_tag(?path, ?children, _)) {
for (@ast::ty tp in path.node.types) {
@ -204,6 +207,7 @@ fn walk_pat(&ast_visitor v, &@ast::pat p) {
}
case (_) {}
}
v.visit_pat_post(p);
}
fn walk_native_mod(&ast_visitor v, &ast::native_mod nm) {
@ -500,6 +504,7 @@ fn def_visit_method(&@ast::method m) { }
fn def_visit_block(&ast::block b) { }
fn def_visit_stmt(&@ast::stmt s) { }
fn def_visit_arm(&ast::arm a) { }
fn def_visit_pat(&@ast::pat p) { }
fn def_visit_decl(&@ast::decl d) { }
fn def_visit_expr(&@ast::expr e) { }
fn def_visit_ty(&@ast::ty t) { }
@ -519,6 +524,7 @@ fn default_visitor() -> ast_visitor {
auto d_visit_block = def_visit_block;
auto d_visit_stmt = def_visit_stmt;
auto d_visit_arm = def_visit_arm;
auto d_visit_pat = def_visit_pat;
auto d_visit_decl = def_visit_decl;
auto d_visit_expr = def_visit_expr;
auto d_visit_ty = def_visit_ty;
@ -544,6 +550,8 @@ fn default_visitor() -> ast_visitor {
visit_stmt_post = d_visit_stmt,
visit_arm_pre = d_visit_arm,
visit_arm_post = d_visit_arm,
visit_pat_pre = d_visit_pat,
visit_pat_post = d_visit_pat,
visit_decl_pre = d_visit_decl,
visit_decl_post = d_visit_decl,
visit_expr_pre = d_visit_expr,