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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768// SPDX-License-Identifier: Apache-2.0 OR MIT
pub(crate) fn skip(mut s: &str) -> &str { 'skip: while !s.is_empty() { let byte = s.as_bytes()[0]; if byte == b'/' { if s.starts_with("//") && (!s.starts_with("///") || s.starts_with("////")) && !s.starts_with("//!") { if let Some(i) = s.find('\n') { s = &s[i + 1..]; continue; } else { return ""; } } else if s.starts_with("/**/") { s = &s[4..]; continue; } else if s.starts_with("/*") && (!s.starts_with("/**") || s.starts_with("/***")) && !s.starts_with("/*!") { let mut depth = 0; let bytes = s.as_bytes(); let mut i = 0; let upper = bytes.len() - 1; while i < upper { if bytes[i] == b'/' && bytes[i + 1] == b'*' { depth += 1; i += 1; // eat '*' } else if bytes[i] == b'*' && bytes[i + 1] == b'/' { depth -= 1; if depth == 0 { s = &s[i + 2..]; continue 'skip; } i += 1; // eat '/' } i += 1; } return s; } } match byte { b' ' | 0x09..=0x0D => { s = &s[1..]; continue; } b if b <= 0x7F => {} _ => { let ch = s.chars().next().unwrap(); if is_whitespace(ch) { s = &s[ch.len_utf8()..]; continue; } } } return s; } s}
fn is_whitespace(ch: char) -> bool { // Rust treats left-to-right mark and right-to-left mark as whitespace ch.is_whitespace() || ch == '\u{200e}' || ch == '\u{200f}'}