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Merge #7174

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7174: Normalize line endings when formatting r=matklad a=Jesse-Bakker

Fixes #7166


Co-authored-by: Jesse Bakker <github@jessebakker.com>
This commit is contained in:
bors[bot] 2021-01-06 09:03:38 +00:00 committed by GitHub
commit c310446659
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1 changed files with 15 additions and 3 deletions
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18
crates/rust-analyzer/src/handlers.rs
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@ -31,12 +31,13 @@ use serde_json::to_value;
use stdx::{format_to, split_once};
use syntax::{algo, ast, AstNode, TextRange, TextSize};
use crate::diff::diff;
use crate::{
cargo_target_spec::CargoTargetSpec,
config::RustfmtConfig,
diff::diff,
from_json, from_proto,
global_state::{GlobalState, GlobalStateSnapshot},
line_endings::LineEndings,
lsp_ext::{self, InlayHint, InlayHintsParams},
lsp_utils::all_edits_are_disjoint,
to_proto, LspError, Result,
@ -906,14 +907,25 @@ pub(crate) fn handle_formatting(
}
}
if *file == captured_stdout {
let (new_text, new_line_endings) = LineEndings::normalize(captured_stdout);
if file_line_endings != new_line_endings {
// If line endings are different, send the entire file.
// Diffing would not work here, as the line endings might be the only
// difference.
Ok(Some(to_proto::text_edit_vec(
&file_line_index,
new_line_endings,
TextEdit::replace(TextRange::up_to(TextSize::of(&*file)), new_text),
)))
} else if *file == new_text {
// The document is already formatted correctly -- no edits needed.
Ok(None)
} else {
Ok(Some(to_proto::text_edit_vec(
&file_line_index,
file_line_endings,
diff(&file, &captured_stdout),
diff(&file, &new_text),
)))
}
}