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author | Nathan Vegdahl | 2021-07-23 21:27:12 +0000 |
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committer | Nathan Vegdahl | 2021-07-23 21:27:12 +0000 |
commit | ad814b8c2eba229e99524f412077315dd1d24127 (patch) | |
tree | c2949f8e79edd3b185651607dcc9567cc08527d1 /helix-core/src | |
parent | ffb8057a7fcd65b5caaa1e86b66c6f6e0fb5270f (diff) |
Fix append mode, and make insertion always happen at head of range.
Diffstat (limited to 'helix-core/src')
-rw-r--r-- | helix-core/src/selection.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs index 6ca52ebf..e40fceb1 100644 --- a/helix-core/src/selection.rs +++ b/helix-core/src/selection.rs @@ -447,6 +447,20 @@ impl Selection { self.transform(|r| r.min_width_1(text)) } + /// Transforms the selection into all of the left-side head positions, + /// using 1-width semantics. + pub fn cursors(self, text: RopeSlice) -> Self { + self.transform(|range| { + // For 1-width cursor semantics. + let pos = if range.anchor < range.head { + prev_grapheme_boundary(text, range.head).max(range.anchor) + } else { + range.head + }; + Range::new(pos, pos) + }) + } + pub fn fragments<'a>(&'a self, text: RopeSlice<'a>) -> impl Iterator<Item = Cow<str>> + 'a { self.ranges.iter().map(move |range| range.fragment(text)) } |