Method fmt_expanded_ident

crates/css_lexer/src/source_cursor.rs:416–451

(&self, f: &mut Formatter<'_>)

	#[cfg(feature = "egg")]
	fn fmt_expanded_ident(&self, f: &mut Formatter<'_>) -> Result {
		let token = self.token();
		let start = token.leading_len() as usize;
		let end = self.source.len() - token.trailing_len() as usize;
		let source = &self.source[start..end];

		match token.kind() {
			Kind::AtKeyword => f.write_str("@")?,
			Kind::Hash => f.write_str("#")?,
			_ => {}
		}

		let mut chars = source.chars().peekable();
		let mut i = 0;
		while let Some(c) = chars.next() {
			if c == '\0' {
				write!(f, "\\{:06x} ", 0xFFFDu32)?;
				i += 1;
			} else if c == '\\' {
				i += 1;
				let (ch, n) = source[i..].chars().parse_escape_sequence();
				write!(f, "\\{:06x} ", if ch == '\0' { REPLACEMENT_CHARACTER } else { ch } as u32)?;
				i += n as usize;
				chars = source[i..].chars().peekable();
			} else {
				write!(f, "\\{:06x} ", c as u32)?;
				i += c.len_utf8();
			}
		}

		if token.kind() == Kind::Function {
			f.write_str("(")?;
		}

		Ok(())
	}

	#[cfg(feature = "egg")]
	fn fmt_expanded_url(&self, f: &mut Formatter<'_>) -> Result {