commands: = as range formatting (via lsp)

pull/8/head
Blaž Hrastnik 4 years ago
parent 7162632eb7
commit 1ae7c43391

@ -17,7 +17,6 @@
- [x] retain horiz when moving vertically
- [w] retain horiz when moving via ctrl-u/d
- [x] deindent
- [ ] ensure_cursor_in_view always before rendering? or always in app after event process?
- [x] update lsp on redo/undo
- [ ] Implement marks (superset of Selection/Range)
- [ ] ctrl-v/ctrl-x on file picker

@ -506,4 +506,71 @@ impl Client {
Ok(response)
}
// formatting
pub async fn text_document_formatting(
&self,
text_document: lsp::TextDocumentIdentifier,
options: lsp::FormattingOptions,
) -> anyhow::Result<Vec<lsp::TextEdit>> {
let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
// check if we're able to format
let _capabilities = match capabilities.document_formatting_provider {
Some(lsp::OneOf::Left(true)) => (),
Some(lsp::OneOf::Right(_)) => (),
// None | Some(false)
_ => return Ok(Vec::new()),
};
// TODO: return err::unavailable so we can fall back to tree sitter formatting
let params = lsp::DocumentFormattingParams {
text_document,
options,
// TODO: support these tokens
work_done_progress_params: lsp::WorkDoneProgressParams {
work_done_token: None,
},
};
let response = self.request::<lsp::request::Formatting>(params).await?;
Ok(response.unwrap_or_default())
}
pub async fn text_document_range_formatting(
&self,
text_document: lsp::TextDocumentIdentifier,
range: lsp::Range,
options: lsp::FormattingOptions,
) -> anyhow::Result<Vec<lsp::TextEdit>> {
let capabilities = self.capabilities.as_ref().unwrap(); // TODO: needs post init
log::info!("{:?}", capabilities.document_range_formatting_provider);
// check if we're able to format
let _capabilities = match capabilities.document_range_formatting_provider {
Some(lsp::OneOf::Left(true)) => (),
Some(lsp::OneOf::Right(_)) => (),
// None | Some(false)
_ => return Ok(Vec::new()),
};
// TODO: return err::unavailable so we can fall back to tree sitter formatting
let params = lsp::DocumentRangeFormattingParams {
text_document,
range,
options,
// TODO: support these tokens
work_done_progress_params: lsp::WorkDoneProgressParams {
work_done_token: None,
},
};
let response = self
.request::<lsp::request::RangeFormatting>(params)
.await?;
Ok(response.unwrap_or_default())
}
}

@ -28,7 +28,7 @@ pub enum Error {
pub mod util {
use super::*;
use helix_core::{RopeSlice, State, Transaction};
use helix_core::{Range, RopeSlice, State, Transaction};
pub fn lsp_pos_to_pos(doc: RopeSlice, pos: lsp::Position) -> usize {
let line = doc.line_to_char(pos.line as usize);
@ -43,6 +43,13 @@ pub mod util {
lsp::Position::new(line as u32, col as u32)
}
pub fn range_to_lsp_range(doc: RopeSlice, range: Range) -> lsp::Range {
let start = pos_to_lsp_pos(doc, range.from());
let end = pos_to_lsp_pos(doc, range.to());
lsp::Range::new(start, end)
}
pub fn generate_transaction_from_edits(
state: &State,
edits: Vec<lsp::TextEdit>,

@ -888,6 +888,47 @@ pub fn unindent(cx: &mut Context) {
doc.append_changes_to_history();
}
pub fn format_selections(cx: &mut Context) {
use helix_lsp::lsp;
let doc = cx.doc();
// via lsp if available
// else via tree-sitter indentation calculations
// TODO: blocking here is not ideal
let ranges: Vec<lsp::Range> = doc
.selection()
.ranges()
.iter()
.map(|range| {
helix_lsp::util::range_to_lsp_range(doc.text().slice(..), doc.selection().primary())
})
.collect();
for range in ranges {
let language_server = match doc.language_server.as_ref() {
Some(language_server) => language_server,
None => return,
};
// TODO: handle fails
// TODO: concurrent map
let edits = smol::block_on(language_server.text_document_range_formatting(
doc.identifier(),
range,
lsp::FormattingOptions::default(),
))
.unwrap_or_default();
let transaction = helix_lsp::util::generate_transaction_from_edits(&doc.state, edits);
doc.apply(&transaction);
}
doc.append_changes_to_history();
}
//
pub fn save(cx: &mut Context) {

@ -178,6 +178,7 @@ pub fn default() -> Keymaps {
vec![key!('p')] => commands::paste,
vec![key!('>')] => commands::indent,
vec![key!('<')] => commands::unindent,
vec![key!('=')] => commands::format_selections,
vec![key!(':')] => commands::command_mode,
vec![Key {
code: KeyCode::Esc,

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