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Fix pretty-printing of consecutive idents.

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This commit is contained in:
Paul Stansifer
2012-07-30 17:56:53 -07:00
parent 3819b6b3d1
commit e6af5eeaa2
2 changed files with 12 additions and 6 deletions
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12
src/libsyntax/print/pprust.rs
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@@ -622,12 +622,14 @@ fn print_tt(s: ps, tt: ast::token_tree) {
for tts.each() |tt_elt| { print_tt(s, tt_elt); }
}
ast::tt_tok(_, tk) {
word(s.s, parse::token::to_str(*s.intr, tk));
alt tk {
// gotta keep them separated
parse::token::IDENT(*) { word(s.s, ~" ") }
_ {}
parse::token::IDENT(*) { // don't let idents run together
if s.s.token_tree_last_was_ident { word(s.s, ~" ") }
s.s.token_tree_last_was_ident = true;
}
_ { s.s.token_tree_last_was_ident = false; }
}
word(s.s, parse::token::to_str(*s.intr, tk));
}
ast::tt_seq(_, tts, sep, zerok) {
word(s.s, ~"$(");
@@ -638,9 +640,11 @@ fn print_tt(s: ps, tt: ast::token_tree) {
none {}
}
word(s.s, if zerok { ~"*" } else { ~"+" });
s.s.token_tree_last_was_ident = false;
}
ast::tt_nonterminal(_, name) {
word(s.s, ~"$" + *name);
s.s.token_tree_last_was_ident = true;
}
}
}