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author | Aleksey Kladov <[email protected]> | 2018-08-15 21:24:20 +0100 |
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committer | Aleksey Kladov <[email protected]> | 2018-08-15 21:24:20 +0100 |
commit | aa0d344581dcfd7f18c595688a4b2709b0f2421e (patch) | |
tree | 9846f587dcad204e6744ca5ff37faccf4251104c /crates/libeditor/src/edit.rs | |
parent | a7d31b55a4292f55851bc75265643b2ae2e675df (diff) |
Edits with cursors
Diffstat (limited to 'crates/libeditor/src/edit.rs')
-rw-r--r-- | crates/libeditor/src/edit.rs | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/crates/libeditor/src/edit.rs b/crates/libeditor/src/edit.rs index 15a2a904f..3edd0809d 100644 --- a/crates/libeditor/src/edit.rs +++ b/crates/libeditor/src/edit.rs | |||
@@ -67,6 +67,21 @@ impl Edit { | |||
67 | assert_eq!(buf.len(), total_len); | 67 | assert_eq!(buf.len(), total_len); |
68 | buf | 68 | buf |
69 | } | 69 | } |
70 | |||
71 | pub fn apply_to_offset(&self, offset: TextUnit) -> Option<TextUnit> { | ||
72 | let mut res = offset; | ||
73 | for atom in self.atoms.iter() { | ||
74 | if atom.delete.start() >= offset { | ||
75 | break; | ||
76 | } | ||
77 | if offset < atom.delete.end() { | ||
78 | return None | ||
79 | } | ||
80 | res += TextUnit::of_str(&atom.insert); | ||
81 | res -= atom.delete.len(); | ||
82 | } | ||
83 | Some(res) | ||
84 | } | ||
70 | } | 85 | } |
71 | 86 | ||
72 | impl AtomEdit { | 87 | impl AtomEdit { |