zed-industries/zed
1
1
Fork 0
mirror of https://github.com/zed-industries/zed.git synced 2024-11-07 20:39:04 +03:00
Code Issues Packages Projects Releases Wiki Activity

Simply logic of this method

Browse Source 
Co-Authored-By: Max Brunsfeld <max@zed.dev>
This commit is contained in:
Julia 2022-11-16 14:27:19 -05:00
parent 074e3cfbd6
commit 4ead1ecbbf
1 changed files with 4 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
crates/rope/src/rope.rs
View File

@ -714,6 +714,7 @@ impl Chunk {
fn point_utf16_to_offset_clamped(&self, target: PointUtf16) -> usize {
let mut offset = 0;
let mut point = PointUtf16::new(0, 0);
for ch in self.0.chars() {
if point == target {
break;
@ -722,25 +723,19 @@ impl Chunk {
if ch == '\n' {
point.row += 1;
point.column = 0;
if point.row > target.row {
//point is beyond the end of the line
//Return the offset up to but not including the newline
return offset;
}
} else {
point.column += ch.len_utf16() as u32;
}
if point > target {
//point is inside of a codepoint
//Return the offset before adding the len of the codepoint which
//we have landed within, bias left
// If the point is past the end of a line or inside of a code point,
// return the last valid offset before the point.
return offset;
}
offset += ch.len_utf8();
}
offset
}