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document internal function

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This commit is contained in:
ConnorSkees 2020-05-22 20:50:48 -04:00
parent 7261f57e01
commit d4141e09ee
1 changed files with 3 additions and 1 deletions
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4
src/utils/chars.rs
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@ -6,6 +6,8 @@ use super::read_until_closing_quote;
use crate::Token; use crate::Token;
/// Reads until the char is found, consuming the char,
/// or until the end of the iterator is hit
pub(crate) fn read_until_char<I: Iterator<Item = Token>>( pub(crate) fn read_until_char<I: Iterator<Item = Token>>(
toks: &mut PeekMoreIterator<I>, toks: &mut PeekMoreIterator<I>,
c: char, c: char,
@ -27,7 +29,7 @@ pub(crate) fn read_until_char<I: Iterator<Item = Token>>(
} }
pub(crate) fn hex_char_for(number: u32) -> char { pub(crate) fn hex_char_for(number: u32) -> char {
assert!(number < 0x10); debug_assert!(number < 0x10);
std::char::from_u32(if number < 0xA { std::char::from_u32(if number < 0xA {
0x30 + number 0x30 + number
} else { } else {