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-rw-r--r--src/machine.rs10
-rw-r--r--src/tokenizer.rs25
-rw-r--r--src/utils.rs8
3 files changed, 27 insertions, 16 deletions
diff --git a/src/machine.rs b/src/machine.rs
index 5991912..9f728dd 100644
--- a/src/machine.rs
+++ b/src/machine.rs
@@ -1,16 +1,10 @@
use crate::entities::try_read_character_reference;
use crate::utils::{
- ascii_digit_pat, control_pat, noncharacter_pat, surrogate_pat, whitespace_pat, ControlToken,
- State,
+ ascii_digit_pat, control_pat, ctostr, noncharacter_pat, surrogate_pat, whitespace_pat,
+ ControlToken, State,
};
use crate::{Emitter, Error, Reader, Tokenizer};
-macro_rules! ctostr {
- ($c:expr) => {
- &*$c.encode_utf8(&mut [0; 4])
- };
-}
-
// Note: This is not implemented as a method on Tokenizer because there's fields on Tokenizer that
// should not be available in this method, such as Tokenizer.to_reconsume or the Reader instance
#[inline]
diff --git a/src/tokenizer.rs b/src/tokenizer.rs
index d7e60ac..7430cbc 100644
--- a/src/tokenizer.rs
+++ b/src/tokenizer.rs
@@ -3,7 +3,7 @@ use crate::utils::{control_pat, noncharacter_pat, surrogate_pat, ControlToken, S
use crate::{DefaultEmitter, Emitter, Error, Never, Readable, Reader};
// this is a stack that can hold 0 to 2 Ts
-#[derive(Debug, Default)]
+#[derive(Debug, Default, Clone, Copy)]
struct Stack2<T: Copy>(Option<(T, Option<T>)>);
impl<T: Copy> Stack2<T> {
@@ -26,11 +26,6 @@ impl<T: Copy> Stack2<T> {
self.0 = new_self;
rv
}
-
- #[inline]
- fn is_empty(&self) -> bool {
- matches!(self.0, None)
- }
}
/// A HTML tokenizer. See crate-level docs for basic usage.
@@ -154,11 +149,25 @@ impl<R: Reader, E: Emitter> Tokenizer<R, E> {
#[inline]
pub(crate) fn try_read_string(
&mut self,
- s: &str,
+ mut s: &str,
case_sensitive: bool,
) -> Result<bool, R::Error> {
debug_assert!(!s.is_empty());
- debug_assert!(self.to_reconsume.is_empty());
+
+ let to_reconsume_bak = self.to_reconsume;
+ let mut chars = s.chars();
+ while let Some(c) = self.to_reconsume.pop() {
+ if let (Some(x), Some(x2)) = (c, chars.next()) {
+ if x == x2 || (!case_sensitive && x.to_ascii_lowercase() == x2.to_ascii_lowercase()) {
+ s = &s[x.len_utf8()..];
+ continue;
+ }
+ }
+
+ self.to_reconsume = to_reconsume_bak;
+ return Ok(false);
+ }
+
self.reader.try_read_string(s, case_sensitive)
}
diff --git a/src/utils.rs b/src/utils.rs
index 67db1b9..c3d2f1a 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -162,3 +162,11 @@ pub enum ControlToken {
Eof,
Continue,
}
+
+macro_rules! ctostr {
+ ($c:expr) => {
+ &*$c.encode_utf8(&mut [0; 4])
+ };
+}
+
+pub(crate) use ctostr;