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feat: add API for editing points and ranges

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This commit is contained in:
Amaan Qureshi 2025-09-18 23:28:34 -04:00 • committed by Amaan Qureshi
parent 1a0868c487
commit a69367f739
9 changed files with 209 additions and 39 deletions
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42
lib/binding_rust/lib.rs
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@ -120,6 +120,48 @@ pub struct InputEdit {
pub new_end_position: Point,
}
impl InputEdit {
/// Edit a point to keep it in-sync with source code that has been edited.
///
/// This function updates a single point's byte offset and row/column position
/// based on this edit operation. This is useful for editing points without
/// requiring a tree or node instance.
#[doc(alias = "ts_point_edit")]
pub fn edit_point(&self, point: &mut Point, byte: &mut usize) {
let edit = self.into();
let mut ts_point = (*point).into();
let mut ts_byte = *byte as u32;
unsafe {
ffi::ts_point_edit(
core::ptr::addr_of_mut!(ts_point),
core::ptr::addr_of_mut!(ts_byte),
&edit,
);
}
*point = ts_point.into();
*byte = ts_byte as usize;
}
/// Edit a range to keep it in-sync with source code that has been edited.
///
/// This function updates a range's start and end positions based on this edit
/// operation. This is useful for editing ranges without requiring a tree
/// or node instance.
#[doc(alias = "ts_range_edit")]
pub fn edit_range(&self, range: &mut Range) {
let edit = self.into();
let mut ts_range = (*range).into();
unsafe {
ffi::ts_range_edit(core::ptr::addr_of_mut!(ts_range), &edit);
}
*range = ts_range.into();
}
}
/// A single node within a syntax [`Tree`].
#[doc(alias = "TSNode")]
#[derive(Clone, Copy)]