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Change the hashcounts in raw Lit variants from usize to u16.

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This reduces the size of `Token` from 32 bytes to 24 bytes on 64-bit
platforms.
This commit is contained in:
Nicholas Nethercote
2018-04-12 19:50:53 +10:00
parent d26f9e42df
commit 4d34bfd00a
7 changed files with 19 additions and 14 deletions
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6
src/libsyntax/parse/lexer/mod.rs
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@@ -133,12 +133,12 @@ impl<'a> StringReader<'a> {
Ok(ret_val)
}
fn fail_unterminated_raw_string(&self, pos: BytePos, hash_count: usize) {
fn fail_unterminated_raw_string(&self, pos: BytePos, hash_count: u16) {
let mut err = self.struct_span_fatal(pos, pos, "unterminated raw string");
err.span_label(self.mk_sp(pos, pos), "unterminated raw string");
if hash_count > 0 {
err.note(&format!("this raw string should be terminated with `\"{}`",
"#".repeat(hash_count)));
"#".repeat(hash_count as usize)));
}
err.emit();
FatalError.raise();
@@ -1439,7 +1439,7 @@ impl<'a> StringReader<'a> {
'r' => {
let start_bpos = self.pos;
self.bump();
let mut hash_count = 0;
let mut hash_count: u16 = 0;
while self.ch_is('#') {
self.bump();
hash_count += 1;