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refactor: cleanup utils macros

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This commit is contained in:
PoiScript 2019-02-07 15:54:16 +08:00
parent 346ebc83d7
commit 0b355b498c
18 changed files with 285 additions and 297 deletions
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9
src/elements/block.rs
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@ -1,4 +1,5 @@
use lines::Lines;
use memchr::memchr2;
#[cfg_attr(test, derive(PartialEq))]
#[derive(Debug)]
@ -7,12 +8,14 @@ pub struct Block;
impl Block {
// return (name, args, contents-begin, contents-end, end)
pub fn parse(src: &str) -> Option<(&str, Option<&str>, usize, usize, usize)> {
if src.len() < 17 || !src[0..8].eq_ignore_ascii_case("#+BEGIN_") {
debug_assert!(src.starts_with("#+"));
if !src[2..8].eq_ignore_ascii_case("BEGIN_") {
return None;
}
let name = until_while!(src, 8, |c| c == b' ' || c == b'\n', |c: u8| c
.is_ascii_alphabetic())?;
let name = memchr2(b' ', b'\n', src.as_bytes())
.filter(|&i| src.as_bytes()[8..i].iter().all(|c| c.is_ascii_alphabetic()))?;
let mut lines = Lines::new(src);
let (pre_cont_end, cont_beg, _) = lines.next()?;
let args = if pre_cont_end == name {