Fix typo in numeric-label-parsing loop.

This commit is contained in:
Graydon Hoare 2010-11-25 16:53:17 -08:00
parent f0abe8f568
commit 416d9bc0fd

View file

@ -408,18 +408,25 @@ fn field_num(session.session sess, &span sp, &ast.ident id) -> uint {
let uint i = 0u;
for (u8 c in id) {
if (i == 0u) {
if (c != '_' as u8) {
sess.span_err(sp, "bad numeric field on tuple");
if (c != ('_' as u8)) {
sess.span_err(sp,
"bad numeric field on tuple: "
+ "missing leading underscore");
}
} else {
i += 1u;
if (('0' as u8) <= c && c <= ('9' as u8)) {
accum *= 10u;
accum += (c as uint) - ('0' as uint);
} else {
sess.span_err(sp, "bad numeric field on tuple");
auto s = "";
s += c;
sess.span_err(sp,
"bad numeric field on tuple: "
+ " non-digit character: "
+ s);
}
}
i += 1u;
}
ret accum;
}