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refactor(parser): wrap some objects and elements with struct

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This commit is contained in:
PoiScript 2019-04-24 17:42:21 +08:00
parent 69534576f1
commit 56e289fb48
22 changed files with 1055 additions and 875 deletions
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82
src/objects/cookie.rs
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@ -7,45 +7,59 @@ pub enum Cookie<'a> {
Slash(&'a str, &'a str),
}
#[inline]
pub fn parse(src: &str) -> Option<(Cookie<'_>, usize)> {
debug_assert!(src.starts_with('['));
impl<'a> Cookie<'a> {
#[inline]
pub(crate) fn parse(src: &str) -> Option<(Cookie<'_>, usize)> {
debug_assert!(src.starts_with('['));
let bytes = src.as_bytes();
let num1 =
memchr2(b'%', b'/', bytes).filter(|&i| bytes[1..i].iter().all(u8::is_ascii_digit))?;
let bytes = src.as_bytes();
let num1 =
memchr2(b'%', b'/', bytes).filter(|&i| bytes[1..i].iter().all(u8::is_ascii_digit))?;
if bytes[num1] == b'%' && *bytes.get(num1 + 1)? == b']' {
Some((Cookie::Percent(&src[1..num1]), num1 + 2))
} else {
let num2 =
memchr(b']', bytes).filter(|&i| bytes[num1 + 1..i].iter().all(u8::is_ascii_digit))?;
if bytes[num1] == b'%' && *bytes.get(num1 + 1)? == b']' {
Some((Cookie::Percent(&src[1..num1]), num1 + 2))
} else {
let num2 = memchr(b']', bytes)
.filter(|&i| bytes[num1 + 1..i].iter().all(u8::is_ascii_digit))?;
Some((Cookie::Slash(&src[1..num1], &src[num1 + 1..num2]), num2 + 1))
Some((Cookie::Slash(&src[1..num1], &src[num1 + 1..num2]), num2 + 1))
}
}
}
#[cfg(test)]
mod tests {
#[test]
fn parse() {
use super::parse;
use super::Cookie::*;
#[test]
fn parse() {
assert_eq!(
Cookie::parse("[1/10]"),
Some((Cookie::Slash("1", "10"), "[1/10]".len()))
);
assert_eq!(
Cookie::parse("[1/1000]"),
Some((Cookie::Slash("1", "1000"), "[1/1000]".len()))
);
assert_eq!(
Cookie::parse("[10%]"),
Some((Cookie::Percent("10"), "[10%]".len()))
);
assert_eq!(
Cookie::parse("[%]"),
Some((Cookie::Percent(""), "[%]".len()))
);
assert_eq!(
Cookie::parse("[/]"),
Some((Cookie::Slash("", ""), "[/]".len()))
);
assert_eq!(
Cookie::parse("[100/]"),
Some((Cookie::Slash("100", ""), "[100/]".len()))
);
assert_eq!(
Cookie::parse("[/100]"),
Some((Cookie::Slash("", "100"), "[/100]".len()))
);
assert_eq!(parse("[1/10]"), Some((Slash("1", "10"), "[1/10]".len())));
assert_eq!(
parse("[1/1000]"),
Some((Slash("1", "1000"), "[1/1000]".len()))
);
assert_eq!(parse("[10%]"), Some((Percent("10"), "[10%]".len())));
assert_eq!(parse("[%]"), Some((Percent(""), "[%]".len())));
assert_eq!(parse("[/]"), Some((Slash("", ""), "[/]".len())));
assert_eq!(parse("[100/]"), Some((Slash("100", ""), "[100/]".len())));
assert_eq!(parse("[/100]"), Some((Slash("", "100"), "[/100]".len())));
assert_eq!(parse("[10% ]"), None);
assert_eq!(parse("[1//100]"), None);
assert_eq!(parse("[1\\100]"), None);
assert_eq!(parse("[10%%]"), None);
}
assert_eq!(Cookie::parse("[10% ]"), None);
assert_eq!(Cookie::parse("[1//100]"), None);
assert_eq!(Cookie::parse("[1\\100]"), None);
assert_eq!(Cookie::parse("[10%%]"), None);
}