Tighten up the hardbreak rules a bit.

Author: graydon

src/comp/pretty/pp.rs

@@ -502,7 +502,9 @@ fn word(printer p, str wrd) {
     p.pretty_print(STRING(wrd, str::char_len(wrd) as int));
 }
 
-fn huge_word(printer p, str wrd) { p.pretty_print(STRING(wrd, 0xffff)); }
+fn huge_word(printer p, str wrd) {
+    p.pretty_print(STRING(wrd, size_infinity));
+}
 
 fn zero_word(printer p, str wrd) { p.pretty_print(STRING(wrd, 0)); }
 
@@ -512,10 +514,10 @@ fn zerobreak(printer p) { spaces(p, 0u); }
 
 fn space(printer p) { spaces(p, 1u); }
 
-fn hardbreak(printer p) { spaces(p, 0xffffu); }
+fn hardbreak(printer p) { spaces(p, size_infinity as uint); }
 
 fn hardbreak_tok() -> token {
-    ret BREAK(rec(offset=0, blank_space=0xffff));
+    ret BREAK(rec(offset=0, blank_space=size_infinity));
 }
 
 //

src/comp/pretty/pprust.rs

@@ -183,8 +183,8 @@ fn print_mod(&ps s, ast::_mod _mod) {
     }
     for (@ast::item item in _mod.items) {
         // Mod-level item printing we're a little more space-y about.
-
-        hardbreak_if_not_bol(s);
+        hardbreak(s.s);
+        hardbreak(s.s);
         print_item(s, item);
     }
     print_remaining_comments(s);