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Add test for avoiding indent adjustment inside newly-created errors

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This commit is contained in:
Max Brunsfeld 2023-01-20 17:02:38 -08:00
parent 9f74d6e4ac
commit 56080771e6
4 changed files with 212 additions and 104 deletions
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48
crates/language/src/syntax_map.rs
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@ -2262,7 +2262,7 @@ mod tests {
mutated_syntax_map.reparse(language.clone(), &buffer);
for (i, marked_string) in steps.into_iter().enumerate() {
edit_buffer(&mut buffer, &marked_string.unindent());
buffer.edit_via_marked_text(&marked_string.unindent());
// Reparse the syntax map
mutated_syntax_map.interpolate(&buffer);
@ -2452,52 +2452,6 @@ mod tests {
assert_eq!(actual_ranges, expected_ranges);
}
fn edit_buffer(buffer: &mut Buffer, marked_string: &str) {
let old_text = buffer.text();
let (new_text, mut ranges) = marked_text_ranges(marked_string, false);
if ranges.is_empty() {
ranges.push(0..new_text.len());
}
assert_eq!(
old_text[..ranges[0].start],
new_text[..ranges[0].start],
"invalid edit"
);
let mut delta = 0;
let mut edits = Vec::new();
let mut ranges = ranges.into_iter().peekable();
while let Some(inserted_range) = ranges.next() {
let new_start = inserted_range.start;
let old_start = (new_start as isize - delta) as usize;
let following_text = if let Some(next_range) = ranges.peek() {
&new_text[inserted_range.end..next_range.start]
} else {
&new_text[inserted_range.end..]
};
let inserted_len = inserted_range.len();
let deleted_len = old_text[old_start..]
.find(following_text)
.expect("invalid edit");
let old_range = old_start..old_start + deleted_len;
edits.push((old_range, new_text[inserted_range].to_string()));
delta += inserted_len as isize - deleted_len as isize;
}
assert_eq!(
old_text.len() as isize + delta,
new_text.len() as isize,
"invalid edit"
);
buffer.edit(edits);
}
pub fn string_contains_sequence(text: &str, parts: &[&str]) -> bool {
let mut last_part_end = 0;
for part in parts {