diff options
Diffstat (limited to '')
| -rw-r--r-- | vendor/regex-syntax/src/hir/literal/mod.rs | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/vendor/regex-syntax/src/hir/literal/mod.rs b/vendor/regex-syntax/src/hir/literal/mod.rs index 1e66d2cc3..fbc5d3c97 100644 --- a/vendor/regex-syntax/src/hir/literal/mod.rs +++ b/vendor/regex-syntax/src/hir/literal/mod.rs @@ -225,7 +225,7 @@ impl Literals { if self.lits.is_empty() { return self.to_empty(); } - let mut old: Vec<Literal> = self.lits.iter().cloned().collect(); + let mut old = self.lits.to_vec(); let mut new = self.to_empty(); 'OUTER: while let Some(mut candidate) = old.pop() { if candidate.is_empty() { @@ -256,15 +256,13 @@ impl Literals { old.push(lit3); lit2.clear(); } - } else { - if let Some(i) = position(&lit2, &candidate) { - lit2.cut(); - let mut new_candidate = candidate.clone(); - new_candidate.truncate(i); - new_candidate.cut(); - old.push(new_candidate); - candidate.clear(); - } + } else if let Some(i) = position(&lit2, &candidate) { + lit2.cut(); + let mut new_candidate = candidate.clone(); + new_candidate.truncate(i); + new_candidate.cut(); + old.push(new_candidate); + candidate.clear(); } // Oops, the candidate is already represented in the set. if candidate.is_empty() { @@ -793,7 +791,7 @@ fn repeat_range_literals<F: FnMut(&Hir, &mut Literals)>( f( &Hir::repetition(hir::Repetition { kind: hir::RepetitionKind::ZeroOrMore, - greedy: greedy, + greedy, hir: Box::new(e.clone()), }), lits, @@ -932,12 +930,10 @@ fn escape_unicode(bytes: &[u8]) -> String { if c.is_whitespace() { let escaped = if c as u32 <= 0x7F { escape_byte(c as u8) + } else if c as u32 <= 0xFFFF { + format!(r"\u{{{:04x}}}", c as u32) } else { - if c as u32 <= 0xFFFF { - format!(r"\u{{{:04x}}}", c as u32) - } else { - format!(r"\U{{{:08x}}}", c as u32) - } + format!(r"\U{{{:08x}}}", c as u32) }; space_escaped.push_str(&escaped); } else { |