Merge pull request #1268 from bugadani/unused

Remove unused code
This commit is contained in:
Dongdong Zhou 2022-09-18 22:15:24 +01:00 committed by GitHub
commit 7867f5050e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 1 additions and 84 deletions

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@ -28,6 +28,7 @@ fn is_end(&self) -> bool {
*self == WordBoundary::End || *self == WordBoundary::Both *self == WordBoundary::End || *self == WordBoundary::Both
} }
#[allow(unused)]
fn is_boundary(&self) -> bool { fn is_boundary(&self) -> bool {
*self != WordBoundary::Interior *self != WordBoundary::Interior
} }
@ -189,72 +190,6 @@ pub fn select_word(&mut self) -> (usize, usize) {
let start = self.prev_code_boundary(); let start = self.prev_code_boundary();
(start, end) (start, end)
} }
/// Return the selection for the word containing the current cursor. The
/// cursor is moved to the end of that selection.
pub fn select_word_old(&mut self) -> (usize, usize) {
let initial = self.inner.pos();
let init_prop_after = self.inner.next_codepoint().map(get_word_property);
self.inner.set(initial);
let init_prop_before = self.inner.prev_codepoint().map(get_word_property);
let mut start = initial;
let init_boundary =
if let (Some(pb), Some(pa)) = (init_prop_before, init_prop_after) {
classify_boundary_initial(pb, pa)
} else {
WordBoundary::Both
};
let mut prop_after = init_prop_after;
let mut prop_before = init_prop_before;
if prop_after.is_none() {
start = self.inner.pos();
prop_after = prop_before;
prop_before = self.inner.prev_codepoint().map(get_word_property);
}
while let (Some(pb), Some(pa)) = (prop_before, prop_after) {
if start == initial {
if init_boundary.is_start() {
break;
}
} else if !init_boundary.is_boundary() {
if classify_boundary(pb, pa).is_boundary() {
break;
}
} else if classify_boundary(pb, pa).is_start() {
break;
}
start = self.inner.pos();
prop_after = prop_before;
prop_before = self.inner.prev_codepoint().map(get_word_property);
}
self.inner.set(initial);
let mut end = initial;
prop_after = init_prop_after;
prop_before = init_prop_before;
if prop_before.is_none() {
prop_before = self.inner.next_codepoint().map(get_word_property);
end = self.inner.pos();
prop_after = self.inner.next_codepoint().map(get_word_property);
}
while let (Some(pb), Some(pa)) = (prop_before, prop_after) {
if end == initial {
if init_boundary.is_end() {
break;
}
} else if !init_boundary.is_boundary() {
if classify_boundary(pb, pa).is_boundary() {
break;
}
} else if classify_boundary(pb, pa).is_end() {
break;
}
end = self.inner.pos();
prop_before = prop_after;
prop_after = self.inner.next_codepoint().map(get_word_property);
}
self.inner.set(end);
(start, end)
}
} }
pub fn get_word_property(codepoint: char) -> WordProperty { pub fn get_word_property(codepoint: char) -> WordProperty {
@ -279,24 +214,6 @@ pub fn get_word_property(codepoint: char) -> WordProperty {
WordProperty::Other WordProperty::Other
} }
fn classify_boundary_initial(
prev: WordProperty,
next: WordProperty,
) -> WordBoundary {
#[allow(clippy::match_single_binding)]
match (prev, next) {
// (Lf, Other) => Start,
// (Other, Lf) => End,
// (Lf, Space) => Interior,
// (Lf, Punctuation) => Interior,
// (Space, Lf) => Interior,
// (Punctuation, Lf) => Interior,
// (Space, Punctuation) => Interior,
// (Punctuation, Space) => Interior,
_ => classify_boundary(prev, next),
}
}
fn classify_boundary(prev: WordProperty, next: WordProperty) -> WordBoundary { fn classify_boundary(prev: WordProperty, next: WordProperty) -> WordBoundary {
use self::WordBoundary::*; use self::WordBoundary::*;
use self::WordProperty::*; use self::WordProperty::*;