Auto merge of #18300 - krobelus:clamp-position-character-2, r=Veykril

Clamp Position::character to line length 2/2

Completes https://github.com/rust-lang/rust-analyzer/pull/18243

I don't think I have permissions to target this on the other PR, so we'll need to rebase manually
This commit is contained in:
bors 2024-10-18 13:53:44 +00:00
commit 3ddfb0da47
2 changed files with 11 additions and 3 deletions

View file

@ -96,7 +96,7 @@ test-fixture = { path = "./crates/test-fixture" }
test-utils = { path = "./crates/test-utils" }
# In-tree crates that are published separately and follow semver. See lib/README.md
line-index = { version = "0.1.1" }
line-index = { version = "0.1.2" }
la-arena = { version = "0.3.1" }
lsp-server = { version = "0.7.6" }

View file

@ -35,10 +35,18 @@ pub(crate) fn offset(
.ok_or_else(|| format_err!("Invalid wide col offset"))?
}
};
let text_size = line_index.index.offset(line_col).ok_or_else(|| {
let line_range = line_index.index.line(line_col.line).ok_or_else(|| {
format_err!("Invalid offset {line_col:?} (line index length: {:?})", line_index.index.len())
})?;
Ok(text_size)
let col = TextSize::from(line_col.col);
let clamped_len = col.min(line_range.len());
if clamped_len < col {
tracing::error!(
"Position {line_col:?} column exceeds line length {}, clamping it",
u32::from(line_range.len()),
);
}
Ok(line_range.start() + clamped_len)
}
pub(crate) fn text_range(