Improve error messages when illegal lifetimes are used

2013-02-27 16:21:07 -05:00
parent d26f6eddfd
commit 3280e5a33d
8 changed files with 110 additions and 57 deletions
--- a/src/libsyntax/print/pprust.rs
+++ b/src/libsyntax/print/pprust.rs
@@ -147,6 +147,10 @@ pub fn expr_to_str(e: @ast::expr, intr: @ident_interner) -> ~str {
    to_str(e, print_expr, intr)
 }

+pub fn region_to_str(e: @ast::region, intr: @ident_interner) -> ~str {
+    to_str(e, |s, e| print_region(s, ~"&", e, ~""), intr)
+}
+
 pub fn tt_to_str(tt: ast::token_tree, intr: @ident_interner) -> ~str {
    to_str(tt, print_tt, intr)
 }