diff options
28 files changed, 383 insertions, 456 deletions
diff --git a/helix-core/src/auto_pairs.rs b/helix-core/src/auto_pairs.rs index 746f201a..d9569acd 100644 --- a/helix-core/src/auto_pairs.rs +++ b/helix-core/src/auto_pairs.rs @@ -139,7 +139,7 @@ fn handle_close(doc: &Rope, selection: &Selection, _open: char, close: char) -> } // handle cases where open and close is the same, or in triples ("""docstring""") -fn handle_same(doc: &Rope, selection: &Selection, token: char) -> Option<Transaction> { +fn handle_same(_doc: &Rope, _selection: &Selection, _token: char) -> Option<Transaction> { // if not cursor but selection, wrap // let next = next char diff --git a/helix-core/src/history.rs b/helix-core/src/history.rs index 23680275..67ded166 100644 --- a/helix-core/src/history.rs +++ b/helix-core/src/history.rs @@ -1,7 +1,6 @@ use crate::{ChangeSet, Rope, State, Transaction}; use once_cell::sync::Lazy; use regex::Regex; -use smallvec::{smallvec, SmallVec}; use std::num::NonZeroUsize; use std::time::{Duration, Instant}; @@ -127,7 +126,6 @@ impl History { let last_child = current_revision.last_child?; self.current = last_child.get(); - let last_child_revision = &self.revisions[last_child.get()]; Some(&self.revisions[last_child.get()].transaction) } @@ -377,21 +375,21 @@ mod test { if let Some(transaction) = history.undo() { transaction.apply(&mut state.doc); } - }; + } fn earlier(history: &mut History, state: &mut State, uk: UndoKind) { let txns = history.earlier(uk); for txn in txns { txn.apply(&mut state.doc); } - }; + } fn later(history: &mut History, state: &mut State, uk: UndoKind) { let txns = history.later(uk); for txn in txns { txn.apply(&mut state.doc); } - }; + } fn commit_change( history: &mut History, @@ -402,7 +400,7 @@ mod test { let txn = Transaction::change(&state.doc, vec![change.clone()].into_iter()); history.commit_revision_at_timestamp(&txn, &state, instant); txn.apply(&mut state.doc); - }; + } let t0 = Instant::now(); let t = |n| t0.checked_add(Duration::from_secs(n)).unwrap(); diff --git a/helix-core/src/indent.rs b/helix-core/src/indent.rs index 8e0379e2..81bdffc0 100644 --- a/helix-core/src/indent.rs +++ b/helix-core/src/indent.rs @@ -1,13 +1,13 @@ use crate::{ find_first_non_whitespace_char, syntax::{IndentQuery, LanguageConfiguration, Syntax}, - tree_sitter::{Node, Tree}, - Rope, RopeSlice, + tree_sitter::Node, + RopeSlice, }; /// To determine indentation of a newly inserted line, figure out the indentation at the last col /// of the previous line. - +#[allow(dead_code)] fn indent_level_for_line(line: RopeSlice, tab_width: usize) -> usize { let mut len = 0; for ch in line.chars() { @@ -98,12 +98,13 @@ fn calculate_indentation(query: &IndentQuery, node: Option<Node>, newline: bool) increment as usize } +#[allow(dead_code)] fn suggested_indent_for_line( language_config: &LanguageConfiguration, syntax: Option<&Syntax>, text: RopeSlice, line_num: usize, - tab_width: usize, + _tab_width: usize, ) -> usize { if let Some(start) = find_first_non_whitespace_char(text.line(line_num)) { return suggested_indent_for_pos( @@ -150,6 +151,7 @@ pub fn suggested_indent_for_pos( #[cfg(test)] mod test { use super::*; + use crate::Rope; #[test] fn test_indent_level() { diff --git a/helix-core/src/lib.rs b/helix-core/src/lib.rs index ae135b00..dfbbd748 100644 --- a/helix-core/src/lib.rs +++ b/helix-core/src/lib.rs @@ -1,4 +1,3 @@ -#![allow(unused)] pub mod auto_pairs; pub mod chars; pub mod comment; diff --git a/helix-core/src/line_ending.rs b/helix-core/src/line_ending.rs index 7ea3f14a..e3ff6478 100644 --- a/helix-core/src/line_ending.rs +++ b/helix-core/src/line_ending.rs @@ -1,4 +1,4 @@ -use crate::{Rope, RopeGraphemes, RopeSlice}; +use crate::{Rope, RopeSlice}; #[cfg(target_os = "windows")] pub const DEFAULT_LINE_ENDING: LineEnding = LineEnding::Crlf; diff --git a/helix-core/src/match_brackets.rs b/helix-core/src/match_brackets.rs index 288b4586..2aa87620 100644 --- a/helix-core/src/match_brackets.rs +++ b/helix-core/src/match_brackets.rs @@ -1,4 +1,4 @@ -use crate::{Range, Rope, Selection, Syntax}; +use crate::{Rope, Syntax}; const PAIRS: &[(char, char)] = &[('(', ')'), ('{', '}'), ('[', ']'), ('<', '>')]; // limit matching pairs to only ( ) { } [ ] < > @@ -12,7 +12,7 @@ pub fn find(syntax: &Syntax, doc: &Rope, pos: usize) -> Option<usize> { // most naive implementation: find the innermost syntax node, if we're at the edge of a node, // return the other edge. - let mut node = match tree + let node = match tree .root_node() .named_descendant_for_byte_range(byte_pos, byte_pos) { diff --git a/helix-core/src/movement.rs b/helix-core/src/movement.rs index a4c7f9c9..acc95e7e 100644 --- a/helix-core/src/movement.rs +++ b/helix-core/src/movement.rs @@ -1,12 +1,9 @@ -use std::iter::{self, from_fn, Peekable, SkipWhile}; +use std::iter::{self, from_fn}; use ropey::iter::Chars; use crate::{ - chars::{ - categorize_char, char_is_line_ending, char_is_punctuation, char_is_whitespace, - char_is_word, CharCategory, - }, + chars::{categorize_char, char_is_line_ending, CharCategory}, coords_at_pos, graphemes::{nth_next_grapheme_boundary, nth_prev_grapheme_boundary}, line_ending::{get_line_ending, line_end_char_index}, @@ -116,7 +113,7 @@ pub fn move_prev_long_word_start(slice: RopeSlice, range: Range, count: usize) - word_move(slice, range, count, WordMotionTarget::PrevLongWordStart) } -fn word_move(slice: RopeSlice, mut range: Range, count: usize, target: WordMotionTarget) -> Range { +fn word_move(slice: RopeSlice, range: Range, count: usize, target: WordMotionTarget) -> Range { (0..count).fold(range, |range, _| { slice.chars_at(range.head).range_to_target(target, range) }) @@ -182,7 +179,6 @@ enum WordMotionPhase { impl CharHelpers for Chars<'_> { fn range_to_target(&mut self, target: WordMotionTarget, origin: Range) -> Range { - let range = origin; // Characters are iterated forward or backwards depending on the motion direction. let characters: Box<dyn Iterator<Item = char>> = match target { WordMotionTarget::PrevWordStart | WordMotionTarget::PrevLongWordStart => { @@ -270,20 +266,20 @@ fn reached_target(target: WordMotionTarget, peek: char, next_peek: Option<&char> match target { WordMotionTarget::NextWordStart => { - (is_word_boundary(peek, *next_peek) - && (char_is_line_ending(*next_peek) || !next_peek.is_whitespace())) + is_word_boundary(peek, *next_peek) + && (char_is_line_ending(*next_peek) || !next_peek.is_whitespace()) } WordMotionTarget::NextWordEnd | WordMotionTarget::PrevWordStart => { - (is_word_boundary(peek, *next_peek) - && (!peek.is_whitespace() || char_is_line_ending(*next_peek))) + is_word_boundary(peek, *next_peek) + && (!peek.is_whitespace() || char_is_line_ending(*next_peek)) } WordMotionTarget::NextLongWordStart => { - (is_long_word_boundary(peek, *next_peek) - && (char_is_line_ending(*next_peek) || !next_peek.is_whitespace())) + is_long_word_boundary(peek, *next_peek) + && (char_is_line_ending(*next_peek) || !next_peek.is_whitespace()) } WordMotionTarget::NextLongWordEnd | WordMotionTarget::PrevLongWordStart => { - (is_long_word_boundary(peek, *next_peek) - && (!peek.is_whitespace() || char_is_line_ending(*next_peek))) + is_long_word_boundary(peek, *next_peek) + && (!peek.is_whitespace() || char_is_line_ending(*next_peek)) } } } diff --git a/helix-core/src/object.rs b/helix-core/src/object.rs index 950b7592..d9558dd8 100644 --- a/helix-core/src/object.rs +++ b/helix-core/src/object.rs @@ -1,5 +1,4 @@ use crate::{Range, RopeSlice, Selection, Syntax}; -use smallvec::smallvec; // TODO: to contract_selection we'd need to store the previous ranges before expand. // Maybe just contract to the first child node? diff --git a/helix-core/src/position.rs b/helix-core/src/position.rs index 392eee9c..3d114b52 100644 --- a/helix-core/src/position.rs +++ b/helix-core/src/position.rs @@ -1,7 +1,7 @@ use crate::{ chars::char_is_line_ending, graphemes::{nth_next_grapheme_boundary, RopeGraphemes}, - Rope, RopeSlice, + RopeSlice, }; /// Represents a single point in a text buffer. Zero indexed. @@ -70,6 +70,7 @@ pub fn pos_at_coords(text: RopeSlice, coords: Position) -> usize { #[cfg(test)] mod test { use super::*; + use crate::Rope; #[test] fn test_ordering() { @@ -79,8 +80,8 @@ mod test { #[test] fn test_coords_at_pos() { - let text = Rope::from("ḧëḷḷö\nẅöṛḷḋ"); - let slice = text.slice(..); + // let text = Rope::from("ḧëḷḷö\nẅöṛḷḋ"); + // let slice = text.slice(..); // assert_eq!(coords_at_pos(slice, 0), (0, 0).into()); // assert_eq!(coords_at_pos(slice, 5), (0, 5).into()); // position on \n // assert_eq!(coords_at_pos(slice, 6), (1, 0).into()); // position on w diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs index e9dea518..5f77d7ad 100644 --- a/helix-core/src/selection.rs +++ b/helix-core/src/selection.rs @@ -6,7 +6,7 @@ use crate::{ graphemes::{ ensure_grapheme_boundary_next, ensure_grapheme_boundary_prev, next_grapheme_boundary, }, - Assoc, ChangeSet, Rope, RopeSlice, + Assoc, ChangeSet, RopeSlice, }; use smallvec::{smallvec, SmallVec}; use std::borrow::Cow; @@ -426,10 +426,8 @@ pub fn select_on_matches( // TODO: can't avoid occasional allocations since Regex can't operate on chunks yet let fragment = sel.fragment(text); - let mut sel_start = sel.from(); - let sel_end = sel.to(); - - let mut start_byte = text.char_to_byte(sel_start); + let sel_start = sel.from(); + let start_byte = text.char_to_byte(sel_start); for mat in regex.find_iter(&fragment) { // TODO: retain range direction @@ -466,10 +464,10 @@ pub fn split_on_matches( // TODO: can't avoid occasional allocations since Regex can't operate on chunks yet let fragment = sel.fragment(text); - let mut sel_start = sel.from(); + let sel_start = sel.from(); let sel_end = sel.to(); - let mut start_byte = text.char_to_byte(sel_start); + let start_byte = text.char_to_byte(sel_start); let mut start = sel_start; @@ -492,11 +490,12 @@ pub fn split_on_matches( #[cfg(test)] mod test { use super::*; + use crate::Rope; #[test] #[should_panic] fn test_new_empty() { - let sel = Selection::new(smallvec![], 0); + let _ = Selection::new(smallvec![], 0); } #[test] diff --git a/helix-core/src/syntax.rs b/helix-core/src/syntax.rs index c556a347..9dbb2c03 100644 --- a/helix-core/src/syntax.rs +++ b/helix-core/src/syntax.rs @@ -1,4 +1,10 @@ -use crate::{chars::char_is_line_ending, regex::Regex, Change, Rope, RopeSlice, Transaction}; +use crate::{ + chars::char_is_line_ending, + regex::Regex, + transaction::{ChangeSet, Operation}, + Rope, RopeSlice, Tendril, +}; + pub use helix_syntax::{get_language, get_language_name, Lang}; use arc_swap::ArcSwap; @@ -8,7 +14,7 @@ use std::{ cell::RefCell, collections::{HashMap, HashSet}, fmt, - path::{Path, PathBuf}, + path::Path, sync::Arc, }; @@ -160,7 +166,7 @@ impl LanguageConfiguration { None } else { let language = get_language(self.language_id); - let mut config = HighlightConfiguration::new( + let config = HighlightConfiguration::new( language, &highlights_query, &injections_query, @@ -326,7 +332,8 @@ impl Syntax { // update root layer PARSER.with(|ts_parser| { - syntax.root_layer.parse( + // TODO: handle the returned `Result` properly. + let _ = syntax.root_layer.parse( &mut ts_parser.borrow_mut(), &syntax.config, source, @@ -381,7 +388,7 @@ impl Syntax { source: RopeSlice<'a>, range: Option<std::ops::Range<usize>>, cancellation_flag: Option<&'a AtomicUsize>, - mut injection_callback: impl FnMut(&str) -> Option<&'a HighlightConfiguration> + 'a, + injection_callback: impl FnMut(&str) -> Option<&'a HighlightConfiguration> + 'a, ) -> impl Iterator<Item = Result<HighlightEvent, Error>> + 'a { // The `captures` iterator borrows the `Tree` and the `QueryCursor`, which // prevents them from being moved. But both of these values are really just @@ -473,12 +480,6 @@ pub struct LanguageLayer { pub(crate) tree: Option<Tree>, } -use crate::{ - coords_at_pos, - transaction::{ChangeSet, Operation}, - Tendril, -}; - impl LanguageLayer { // pub fn new() -> Self { // Self { tree: None } @@ -494,8 +495,8 @@ impl LanguageLayer { ts_parser: &mut TsParser, config: &HighlightConfiguration, source: &Rope, - mut depth: usize, - mut ranges: Vec<Range>, + _depth: usize, + ranges: Vec<Range>, ) -> Result<(), Error> { if ts_parser.parser.set_included_ranges(&ranges).is_ok() { ts_parser @@ -566,7 +567,6 @@ impl LanguageLayer { ) -> Vec<tree_sitter::InputEdit> { use Operation::*; let mut old_pos = 0; - let mut new_pos = 0; let mut edits = Vec::new(); @@ -610,9 +610,7 @@ impl LanguageLayer { let mut old_end = old_pos + len; match change { - Retain(_) => { - new_pos += len; - } + Retain(_) => {} Delete(_) => { let (start_byte, start_position) = point_at_pos(old_text, old_pos); let (old_end_byte, old_end_position) = point_at_pos(old_text, old_end); @@ -636,8 +634,6 @@ impl LanguageLayer { Insert(s) => { let (start_byte, start_position) = point_at_pos(old_text, old_pos); - let ins = s.chars().count(); - // a subsequent delete means a replace, consume it if let Some(Delete(len)) = iter.peek() { old_end = old_pos + len; @@ -665,8 +661,6 @@ impl LanguageLayer { new_end_position: traverse(start_position, s), // old pos + chars, newlines matter too (iter over) }); } - - new_pos += ins; } } old_pos = old_end; @@ -1480,7 +1474,6 @@ where // local scope at the top of the scope stack. else if Some(capture.index) == layer.config.local_def_capture_index { reference_highlight = None; - definition_highlight = None; let scope = layer.scope_stack.last_mut().unwrap(); let mut value_range = 0..0; @@ -1644,13 +1637,13 @@ fn injection_for_match<'a>( (language_name, content_node, include_children) } -fn shrink_and_clear<T>(vec: &mut Vec<T>, capacity: usize) { - if vec.len() > capacity { - vec.truncate(capacity); - vec.shrink_to_fit(); - } - vec.clear(); -} +// fn shrink_and_clear<T>(vec: &mut Vec<T>, capacity: usize) { +// if vec.len() > capacity { +// vec.truncate(capacity); +// vec.shrink_to_fit(); +// } +// vec.clear(); +// } pub struct Merge<I> { iter: I, @@ -1691,7 +1684,7 @@ impl<I: Iterator<Item = HighlightEvent>> Iterator for Merge<I> { loop { match (self.next_event, &self.next_span) { // this happens when range is partially or fully offscreen - (Some(Source { start, end }), Some((span, range))) if start > range.start => { + (Some(Source { start, .. }), Some((span, range))) if start > range.start => { if start > range.end { self.next_span = self.spans.next(); } else { @@ -1711,7 +1704,7 @@ impl<I: Iterator<Item = HighlightEvent>> Iterator for Merge<I> { self.next_event = self.iter.next(); Some(HighlightEnd) } - (Some(Source { start, end }), Some((span, range))) if start < range.start => { + (Some(Source { start, end }), Some((_, range))) if start < range.start => { let intersect = range.start.min(end); let event = Source { start, @@ -1766,7 +1759,7 @@ impl<I: Iterator<Item = HighlightEvent>> Iterator for Merge<I> { Some(event) } // can happen if deleting and cursor at EOF, and diagnostic reaches past the end - (None, Some((span, range))) => { + (None, Some((_, _))) => { self.next_span = None; None } @@ -1776,135 +1769,141 @@ impl<I: Iterator<Item = HighlightEvent>> Iterator for Merge<I> { } } -#[test] -fn test_parser() { - let highlight_names: Vec<String> = [ - "attribute", - "constant", - "function.builtin", - "function", - "keyword", - "operator", - "property", - "punctuation", - "punctuation.bracket", - "punctuation.delimiter", - "string", - "string.special", - "tag", - "type", - "type.builtin", - "variable", - "variable.builtin", - "variable.parameter", - ] - .iter() - .cloned() - .map(String::from) - .collect(); - - let language = get_language(Lang::Rust); - let mut config = HighlightConfiguration::new( - language, - &std::fs::read_to_string( - "../helix-syntax/languages/tree-sitter-rust/queries/highlights.scm", - ) - .unwrap(), - &std::fs::read_to_string( - "../helix-syntax/languages/tree-sitter-rust/queries/injections.scm", - ) - .unwrap(), - "", // locals.scm - ) - .unwrap(); - config.configure(&highlight_names); - - let source = Rope::from_str( - " - struct Stuff {} - fn main() {} - ", - ); - let syntax = Syntax::new(&source, Arc::new(config)); - let tree = syntax.tree(); - let root = tree.root_node(); - assert_eq!(root.kind(), "source_file"); - - assert_eq!( - root.to_sexp(), - concat!( - "(source_file ", - "(struct_item name: (type_identifier) body: (field_declaration_list)) ", - "(function_item name: (identifier) parameters: (parameters) body: (block)))" +#[cfg(test)] +mod test { + use super::*; + use crate::{Rope, Transaction}; + + #[test] + fn test_parser() { + let highlight_names: Vec<String> = [ + "attribute", + "constant", + "function.builtin", + "function", + "keyword", + "operator", + "property", + "punctuation", + "punctuation.bracket", + "punctuation.delimiter", + "string", + "string.special", + "tag", + "type", + "type.builtin", + "variable", + "variable.builtin", + "variable.parameter", + ] + .iter() + .cloned() + .map(String::from) + .collect(); + + let language = get_language(Lang::Rust); + let config = HighlightConfiguration::new( + language, + &std::fs::read_to_string( + "../helix-syntax/languages/tree-sitter-rust/queries/highlights.scm", + ) + .unwrap(), + &std::fs::read_to_string( + "../helix-syntax/languages/tree-sitter-rust/queries/injections.scm", + ) + .unwrap(), + "", // locals.scm ) - ); + .unwrap(); + config.configure(&highlight_names); + + let source = Rope::from_str( + " + struct Stuff {} + fn main() {} + ", + ); + let syntax = Syntax::new(&source, Arc::new(config)); + let tree = syntax.tree(); + let root = tree.root_node(); + assert_eq!(root.kind(), "source_file"); + + assert_eq!( + root.to_sexp(), + concat!( + "(source_file ", + "(struct_item name: (type_identifier) body: (field_declaration_list)) ", + "(function_item name: (identifier) parameters: (parameters) body: (block)))" + ) + ); - let struct_node = root.child(0).unwrap(); - assert_eq!(struct_node.kind(), "struct_item"); -} + let struct_node = root.child(0).unwrap(); + assert_eq!(struct_node.kind(), "struct_item"); + } -#[test] -fn test_input_edits() { - use crate::State; - use tree_sitter::InputEdit; - - let mut state = State::new("hello world!\ntest 123".into()); - let transaction = Transaction::change( - &state.doc, - vec![(6, 11, Some("test".into())), (12, 17, None)].into_iter(), - ); - let edits = LanguageLayer::generate_edits(state.doc.slice(..), transaction.changes()); - // transaction.apply(&mut state); - - assert_eq!( - edits, - &[ - InputEdit { - start_byte: 6, - old_end_byte: 11, - new_end_byte: 10, - start_position: Point { row: 0, column: 6 }, - old_end_position: Point { row: 0, column: 11 }, - new_end_position: Point { row: 0, column: 10 } - }, - InputEdit { - start_byte: 12, - old_end_byte: 17, - new_end_byte: 12, - start_position: Point { row: 0, column: 12 }, - old_end_position: Point { row: 1, column: 4 }, - new_end_position: Point { row: 0, column: 12 } - } - ] - ); - - // Testing with the official example from tree-sitter - let mut state = State::new("fn test() {}".into()); - let transaction = - Transaction::change(&state.doc, vec![(8, 8, Some("a: u32".into()))].into_iter()); - let edits = LanguageLayer::generate_edits(state.doc.slice(..), transaction.changes()); - transaction.apply(&mut state.doc); - - assert_eq!(state.doc, "fn test(a: u32) {}"); - assert_eq!( - edits, - &[InputEdit { - start_byte: 8, - old_end_byte: 8, - new_end_byte: 14, - start_position: Point { row: 0, column: 8 }, - old_end_position: Point { row: 0, column: 8 }, - new_end_position: Point { row: 0, column: 14 } - }] - ); -} + #[test] + fn test_input_edits() { + use crate::State; + use tree_sitter::InputEdit; + + let state = State::new("hello world!\ntest 123".into()); + let transaction = Transaction::change( + &state.doc, + vec![(6, 11, Some("test".into())), (12, 17, None)].into_iter(), + ); + let edits = LanguageLayer::generate_edits(state.doc.slice(..), transaction.changes()); + // transaction.apply(&mut state); + + assert_eq!( + edits, + &[ + InputEdit { + start_byte: 6, + old_end_byte: 11, + new_end_byte: 10, + start_position: Point { row: 0, column: 6 }, + old_end_position: Point { row: 0, column: 11 }, + new_end_position: Point { row: 0, column: 10 } + }, + InputEdit { + start_byte: 12, + old_end_byte: 17, + new_end_byte: 12, + start_position: Point { row: 0, column: 12 }, + old_end_position: Point { row: 1, column: 4 }, + new_end_position: Point { row: 0, column: 12 } + } + ] + ); + + // Testing with the official example from tree-sitter + let mut state = State::new("fn test() {}".into()); + let transaction = + Transaction::change(&state.doc, vec![(8, 8, Some("a: u32".into()))].into_iter()); + let edits = LanguageLayer::generate_edits(state.doc.slice(..), transaction.changes()); + transaction.apply(&mut state.doc); + + assert_eq!(state.doc, "fn test(a: u32) {}"); + assert_eq!( + edits, + &[InputEdit { + start_byte: 8, + old_end_byte: 8, + new_end_byte: 14, + start_position: Point { row: 0, column: 8 }, + old_end_position: Point { row: 0, column: 8 }, + new_end_position: Point { row: 0, column: 14 } + }] + ); + } -#[test] -fn test_load_runtime_file() { - // Test to make sure we can load some data from the runtime directory. - let contents = load_runtime_file("rust", "indents.toml").unwrap(); - assert!(!contents.is_empty()); + #[test] + fn test_load_runtime_file() { + // Test to make sure we can load some data from the runtime directory. + let contents = load_runtime_file("rust", "indents.toml").unwrap(); + assert!(!contents.is_empty()); - let results = load_runtime_file("rust", "does-not-exist"); - assert!(results.is_err()); + let results = load_runtime_file("rust", "does-not-exist"); + assert!(results.is_err()); + } } diff --git a/helix-core/src/transaction.rs b/helix-core/src/transaction.rs index 10219142..048839b3 100644 --- a/helix-core/src/transaction.rs +++ b/helix-core/src/transaction.rs @@ -1,5 +1,5 @@ -use crate::{Range, Rope, Selection, State, Tendril}; -use std::{borrow::Cow, convert::TryFrom}; +use crate::{Range, Rope, Selection, Tendril}; +use std::borrow::Cow; /// (from, to, replacement) pub type Change = (usize, usize, Option<Tendril>); @@ -163,7 +163,7 @@ impl ChangeSet { head_a = a; head_b = changes_b.next(); } - (None, val) | (val, None) => return unreachable!("({:?})", val), + (None, val) | (val, None) => unreachable!("({:?})", val), (Some(Retain(i)), Some(Retain(j))) => match i.cmp(&j) { Ordering::Less => { changes.retain(i); @@ -202,7 +202,7 @@ impl ChangeSet { } } } - (Some(Insert(mut s)), Some(Retain(j))) => { + (Some(Insert(s)), Some(Retain(j))) => { let len = s.chars().count(); match len.cmp(&j) { Ordering::Less => { @@ -274,7 +274,6 @@ impl ChangeSet { let mut changes = Self::with_capacity(self.changes.len()); let mut pos = 0; - let mut len = 0; for change in &self.changes { use Operation::*; @@ -581,6 +580,7 @@ impl<'a> Iterator for ChangeIterator<'a> { #[cfg(test)] mod test { use super::*; + use crate::State; #[test] fn composition() { @@ -699,7 +699,7 @@ mod test { #[test] fn changes_iter() { - let mut state = State::new("hello world!\ntest 123".into()); + let state = State::new("hello world!\ntest 123".into()); let changes = vec![(6, 11, Some("void".into())), (12, 17, None)]; let transaction = Transaction::change(&state.doc, changes.clone().into_iter()); assert_eq!(transaction.changes_iter().collect::<Vec<_>>(), changes); @@ -731,7 +731,7 @@ mod test { // retain 1, e // retain 2, l - let mut changes = t1 + let changes = t1 .changes .compose(t2.changes) .compose(t3.changes) @@ -746,7 +746,7 @@ mod test { #[test] fn combine_with_empty() { let empty = Rope::from(""); - let mut a = ChangeSet::new(&empty); + let a = ChangeSet::new(&empty); let mut b = ChangeSet::new(&empty); b.insert("a".into()); @@ -762,7 +762,7 @@ mod test { const TEST_CASE: &'static str = "Hello, これはヘリックスエディターです！"; let empty = Rope::from(""); - let mut a = ChangeSet::new(&empty); + let a = ChangeSet::new(&empty); let mut b = ChangeSet::new(&empty); b.insert(TEST_CASE.into()); diff --git a/helix-term/src/application.rs b/helix-term/src/application.rs index 3d20e1b3..9622ad91 100644 --- a/helix-term/src/application.rs +++ b/helix-term/src/application.rs @@ -1,37 +1,23 @@ use helix_core::syntax; -use helix_lsp::{lsp, LspProgressMap}; -use helix_view::{document::Mode, graphics::Rect, theme, Document, Editor, Theme, View}; - -use crate::{ - args::Args, - compositor::Compositor, - config::Config, - job::Jobs, - keymap::Keymaps, - ui::{self, Spinner}, -}; +use helix_lsp::{lsp, util::lsp_pos_to_pos, LspProgressMap}; +use helix_view::{theme, Editor}; + +use crate::{args::Args, compositor::Compositor, config::Config, job::Jobs, ui}; -use log::{error, info}; +use log::error; use std::{ - collections::HashMap, - future::Future, - io::{self, stdout, Stdout, Write}, - path::PathBuf, - pin::Pin, + io::{stdout, Write}, sync::Arc, - time::Duration, }; -use anyhow::{Context, Error}; +use anyhow::Error; use crossterm::{ event::{Event, EventStream}, execute, terminal, }; -use futures_util::{future, stream::FuturesUnordered}; - pub struct Application { compositor: Compositor, editor: Editor, @@ -39,7 +25,14 @@ pub struct Application { // TODO should be separate to take only part of the config config: Config, + // Currently never read from. Remove the `allow(dead_code)` when + // that changes. + #[allow(dead_code)] theme_loader: Arc<theme::Loader>, + + // Currently never read from. Remove the `allow(dead_code)` when + // that changes. + #[allow(dead_code)] syn_loader: Arc<syntax::Loader>, jobs: Jobs, @@ -47,7 +40,7 @@ pub struct Application { } impl Application { - pub fn new(mut args: Args, mut config: Config) -> Result<Self, Error> { + pub fn new(args: Args, mut config: Config) -> Result<Self, Error> { use helix_view::editor::Action; let mut compositor = Compositor::new()?; let size = compositor.size(); @@ -80,7 +73,7 @@ impl Application { let mut editor = Editor::new(size, theme_loader.clone(), syn_loader.clone()); - let mut editor_view = Box::new(ui::EditorView::new(std::mem::take(&mut config.keys))); + let editor_view = Box::new(ui::EditorView::new(std::mem::take(&mut config.keys))); compositor.push(editor_view); if !args.files.is_empty() { @@ -105,7 +98,7 @@ impl Application { editor.set_theme(theme); - let mut app = Self { + let app = Self { compositor, editor, @@ -239,10 +232,9 @@ impl Application { .into_iter() .filter_map(|diagnostic| { use helix_core::{ - diagnostic::{Range, Severity, Severity::*}, + diagnostic::{Range, Severity::*}, Diagnostic, }; - use helix_lsp::{lsp, util::lsp_pos_to_pos}; use lsp::DiagnosticSeverity; let language_server = doc.language_server().unwrap(); @@ -372,14 +364,10 @@ impl Application { self.editor.set_status(status); } } - _ => unreachable!(), } } Call::MethodCall(helix_lsp::jsonrpc::MethodCall { - method, - params, - jsonrpc, - id, + method, params, id, .. }) => { let call = match MethodCall::parse(&method, params) { Some(call) => call, @@ -459,17 +447,20 @@ impl Application { // Exit the alternate screen and disable raw mode before panicking let hook = std::panic::take_hook(); std::panic::set_hook(Box::new(move |info| { - execute!(std::io::stdout(), terminal::LeaveAlternateScreen); - terminal::disable_raw_mode(); + // We can't handle errors properly inside this closure. And it's + // probably not a good idea to `unwrap()` inside a panic handler. + // So we just ignore the `Result`s. + let _ = execute!(std::io::stdout(), terminal::LeaveAlternateScreen); + let _ = terminal::disable_raw_mode(); hook(info); })); self.event_loop().await; - self.editor.close_language_servers(None).await; + self.editor.close_language_servers(None).await?; // reset cursor shape - write!(stdout, "\x1B[2 q"); + write!(stdout, "\x1B[2 q")?; execute!(stdout, terminal::LeaveAlternateScreen)?; diff --git a/helix-term/src/commands.rs b/helix-term/src/commands.rs index 66b05ad2..e76962f0 100644 --- a/helix-term/src/commands.rs +++ b/helix-term/src/commands.rs @@ -1,20 +1,21 @@ use helix_core::{ comment, coords_at_pos, find_first_non_whitespace_char, find_root, graphemes, indent, line_ending::{ - get_line_ending, get_line_ending_of_str, line_end_char_index, rope_end_without_line_ending, + get_line_ending_of_str, line_end_char_index, rope_end_without_line_ending, str_is_line_ending, }, match_brackets, movement::{self, Direction}, object, pos_at_coords, regex::{self, Regex}, - register::{self, Register, Registers}, - search, selection, Change, ChangeSet, LineEnding, Position, Range, Rope, RopeGraphemes, - RopeSlice, Selection, SmallVec, Tendril, Transaction, DEFAULT_LINE_ENDING, + register::Register, + search, selection, LineEnding, Position, Range, Rope, RopeGraphemes, RopeSlice, Selection, + SmallVec, Tendril, Transaction, }; use helix_view::{ document::{IndentStyle, Mode}, + editor::Action, input::KeyEvent, keyboard::KeyCode, view::{View, PADDING}, @@ -25,19 +26,19 @@ use anyhow::anyhow; use helix_lsp::{ lsp, util::{lsp_pos_to_pos, lsp_range_to_range, pos_to_lsp_pos, range_to_lsp_range}, - LspProgressMap, OffsetEncoding, + OffsetEncoding, }; use insert::*; use movement::Movement; use crate::{ - compositor::{self, Callback, Component, Compositor}, - ui::{self, Completion, Picker, Popup, Prompt, PromptEvent}, + compositor::{self, Component, Compositor}, + ui::{self, Picker, Popup, Prompt, PromptEvent}, }; -use crate::job::{self, Job, JobFuture, Jobs}; +use crate::job::{self, Job, Jobs}; use futures_util::{FutureExt, TryFutureExt}; -use std::{fmt, future::Future, path::Display, str::FromStr}; +use std::{fmt, future::Future}; use std::{ borrow::Cow, @@ -59,7 +60,7 @@ pub struct Context<'a> { impl<'a> Context<'a> { /// Push a new component onto the compositor. - pub fn push_layer(&mut self, mut component: Box<dyn Component>) { + pub fn push_layer(&mut self, component: Box<dyn Component>) { self.callback = Some(Box::new(|compositor: &mut Compositor| { compositor.push(component) })); @@ -515,7 +516,7 @@ fn extend_next_word_start(cx: &mut Context) { let (view, doc) = current!(cx.editor); doc.set_selection( view.id, - doc.selection(view.id).clone().transform(|mut range| { + doc.selection(view.id).clone().transform(|range| { let word = movement::move_next_word_start(doc.text().slice(..), range, count); let pos = word.head; Range::new(range.anchor, pos) @@ -528,7 +529,7 @@ fn extend_prev_word_start(cx: &mut Context) { let (view, doc) = current!(cx.editor); doc.set_selection( view.id, - doc.selection(view.id).clone().transform(|mut range| { + doc.selection(view.id).clone().transform(|range| { let word = movement::move_prev_word_start(doc.text().slice(..), range, count); let pos = word.head; Range::new(range.anchor, pos) @@ -541,7 +542,7 @@ fn extend_next_word_end(cx: &mut Context) { let (view, doc) = current!(cx.editor); doc.set_selection( view.id, - doc.selection(view.id).clone().transform(|mut range| { + doc.selection(view.id).clone().transform(|range| { let word = movement::move_next_word_end(doc.text().slice(..), range, count); let pos = word.head; Range::new(range.anchor, pos) @@ -592,7 +593,7 @@ where doc.set_selection( view.id, - doc.selection(view.id).clone().transform(|mut range| { + doc.selection(view.id).clone().transform(|range| { search_fn(doc.text().slice(..), ch, range.head, count, inclusive).map_or( range, |pos| { @@ -986,7 +987,7 @@ fn search_impl(doc: &mut Document, view: &mut View, contents: &str, regex: &Rege // TODO: use one function for search vs extend fn search(cx: &mut Context) { - let (view, doc) = current!(cx.editor); + let (_, doc) = current!(cx.editor); // TODO: could probably share with select_on_matches? @@ -994,7 +995,6 @@ fn search(cx: &mut Context) { // feed chunks into the regex yet let contents = doc.text().slice(..).to_string(); - let view_id = view.id; let prompt = ui::regex_prompt( cx, "search:".to_string(), @@ -1046,7 +1046,7 @@ fn extend_line(cx: &mut Context) { let line_start = text.char_to_line(pos.anchor); let start = text.line_to_char(line_start); let line_end = text.char_to_line(pos.head); - let mut end = line_end_char_index(&text.slice(..), line_end); + let mut end = line_end_char_index(&text.slice(..), line_end + count.saturating_sub(1)); if pos.anchor == start && pos.head == end && line_end < (text.len_lines() - 2) { end = line_end_char_index(&text.slice(..), line_end + 1); @@ -1065,7 +1065,6 @@ fn delete_selection_impl(reg: &mut Register, doc: &mut Document, view_id: ViewId // then delete let transaction = Transaction::change_by_selection(doc.text(), &selection, |range| { - let line = text.char_to_line(range.head); (range.from(), range.to(), None) }); doc.apply(&transaction, view_id); @@ -1175,7 +1174,7 @@ mod cmd { pub completer: Option<Completer>, } - fn quit(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn quit(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { // last view and we have unsaved changes if cx.editor.tree.views().count() == 1 && buffers_remaining_impl(cx.editor) { return; @@ -1184,16 +1183,16 @@ mod cmd { .close(view!(cx.editor).id, /* close_buffer */ false); } - fn force_quit(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn force_quit(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { cx.editor .close(view!(cx.editor).id, /* close_buffer */ false); } - fn open(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn open(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { match args.get(0) { Some(path) => { // TODO: handle error - cx.editor.open(path.into(), Action::Replace); + let _ = cx.editor.open(path.into(), Action::Replace); } None => { cx.editor.set_error("wrong argument count".to_string()); @@ -1205,9 +1204,8 @@ mod cmd { cx: &mut compositor::Context, path: Option<P>, ) -> Result<tokio::task::JoinHandle<Result<(), anyhow::Error>>, anyhow::Error> { - use anyhow::anyhow; let jobs = &mut cx.jobs; - let (view, doc) = current!(cx.editor); + let (_, doc) = current!(cx.editor); if let Some(path) = path { if let Err(err) = doc.set_path(path.as_ref()) { @@ -1231,7 +1229,7 @@ mod cmd { Ok(tokio::spawn(doc.format_and_save(fmt))) } - fn write(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn write(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { match write_impl(cx, args.first()) { Err(e) => cx.editor.set_error(e.to_string()), Ok(handle) => { @@ -1241,11 +1239,11 @@ mod cmd { }; } - fn new_file(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn new_file(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { cx.editor.new_file(Action::Replace); } - fn format(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn format(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { let (_, doc) = current!(cx.editor); if let Some(format) = doc.format() { @@ -1255,7 +1253,7 @@ mod cmd { } } - fn set_indent_style(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn set_indent_style(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { use IndentStyle::*; // If no argument, report current indent style. @@ -1293,7 +1291,7 @@ mod cmd { } /// Sets or reports the current document's line ending setting. - fn set_line_ending(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn set_line_ending(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { use LineEnding::*; // If no argument, report current line ending setting. @@ -1332,7 +1330,7 @@ mod cmd { } } - fn earlier(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn earlier(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { let uk = match args.join(" ").parse::<helix_core::history::UndoKind>() { Ok(uk) => uk, Err(msg) => { @@ -1344,7 +1342,7 @@ mod cmd { doc.earlier(view.id, uk) } - fn later(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn later(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { let uk = match args.join(" ").parse::<helix_core::history::UndoKind>() { Ok(uk) => uk, Err(msg) => { @@ -1372,7 +1370,6 @@ mod cmd { } fn force_write_quit(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { - let (view, doc) = current!(cx.editor); match write_impl(cx, args.first()) { Ok(handle) => { if let Err(e) = helix_lsp::block_on(handle) { @@ -1414,20 +1411,22 @@ mod cmd { fn write_all_impl( editor: &mut Editor, - args: &[&str], - event: PromptEvent, + _args: &[&str], + _event: PromptEvent, quit: bool, force: bool, ) { let mut errors = String::new(); // save all documents - for (id, mut doc) in &mut editor.documents { + for (_, doc) in &mut editor.documents { if doc.path().is_none() { errors.push_str("cannot write a buffer without a filename\n"); continue; } - helix_lsp::block_on(tokio::spawn(doc.save())); + + // TODO: handle error. + let _ = helix_lsp::block_on(tokio::spawn(doc.save())); } editor.set_error(errors); @@ -1456,7 +1455,7 @@ mod cmd { write_all_impl(&mut cx.editor, args, event, true, true) } - fn quit_all_impl(editor: &mut Editor, args: &[&str], event: PromptEvent, force: bool) { + fn quit_all_impl(editor: &mut Editor, _args: &[&str], _event: PromptEvent, force: bool) { if !force && buffers_remaining_impl(editor) { return; } @@ -1476,7 +1475,7 @@ mod cmd { quit_all_impl(&mut cx.editor, args, event, true) } - fn theme(cx: &mut compositor::Context, args: &[&str], event: PromptEvent) { + fn theme(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { let theme = if let Some(theme) = args.first() { theme } else { @@ -1487,11 +1486,15 @@ mod cmd { cx.editor.set_theme_from_name(theme); } - fn yank_main_selection_to_clipboard(cx: &mut compositor::Context, _: &[&str], _: PromptEvent) { + fn yank_main_selection_to_clipboard( + cx: &mut compositor::Context, + _args: &[&str], + _event: PromptEvent, + ) { yank_main_selection_to_clipboard_impl(&mut cx.editor); } - fn yank_joined_to_clipboard(cx: &mut compositor::Context, args: &[&str], _: PromptEvent) { + fn yank_joined_to_clipboard(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { let (_, doc) = current!(cx.editor); let separator = args .first() @@ -1500,15 +1503,19 @@ mod cmd { yank_joined_to_clipboard_impl(&mut cx.editor, separator); } - fn paste_clipboard_after(cx: &mut compositor::Context, _: &[&str], _: PromptEvent) { + fn paste_clipboard_after(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { paste_clipboard_impl(&mut cx.editor, Paste::After); } - fn paste_clipboard_before(cx: &mut compositor::Context, _: &[&str], _: PromptEvent) { + fn paste_clipboard_before(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { paste_clipboard_impl(&mut cx.editor, Paste::After); } - fn replace_selections_with_clipboard(cx: &mut compositor::Context, _: &[&str], _: PromptEvent) { + fn replace_selections_with_clipboard( + cx: &mut compositor::Context, + _args: &[&str], + _event: PromptEvent, + ) { let (view, doc) = current!(cx.editor); match cx.editor.clipboard_provider.get_contents() { @@ -1529,12 +1536,12 @@ mod cmd { } } - fn show_clipboard_provider(cx: &mut compositor::Context, _: &[&str], _: PromptEvent) { + fn show_clipboard_provider(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { cx.editor .set_status(cx.editor.clipboard_provider.name().into()); } - fn change_current_directory(cx: &mut compositor::Context, args: &[&str], _: PromptEvent) { + fn change_current_directory(cx: &mut compositor::Context, args: &[&str], _event: PromptEvent) { let dir = match args.first() { Some(dir) => dir, None => { @@ -1562,7 +1569,7 @@ mod cmd { } } - fn show_current_directory(cx: &mut compositor::Context, args: &[&str], _: PromptEvent) { + fn show_current_directory(cx: &mut compositor::Context, _args: &[&str], _event: PromptEvent) { match std::env::current_dir() { Ok(cwd) => cx .editor @@ -1782,7 +1789,6 @@ fn command_mode(cx: &mut Context) { // simple heuristic: if there's no just one part, complete command name. // if there's a space, per command completion kicks in. if parts.len() <= 1 { - use std::{borrow::Cow, ops::Range}; let end = 0..; cmd::TYPABLE_COMMAND_LIST .iter() @@ -1812,8 +1818,6 @@ fn command_mode(cx: &mut Context) { } }, // completion move |cx: &mut compositor::Context, input: &str, event: PromptEvent| { - use helix_view::editor::Action; - if event != PromptEvent::Validate { return; } @@ -1851,7 +1855,6 @@ fn file_picker(cx: &mut Context) { } fn buffer_picker(cx: &mut Context) { - use std::path::{Path, PathBuf}; let current = view!(cx.editor).doc; let picker = Picker::new( @@ -1874,7 +1877,6 @@ fn buffer_picker(cx: &mut Context) { } }, |editor: &mut Editor, (id, _path): &(DocumentId, Option<PathBuf>), _action| { - use helix_view::editor::Action; editor.switch(*id, Action::Replace); }, ); @@ -1900,7 +1902,7 @@ fn symbol_picker(cx: &mut Context) { nested_to_flat(list, file, child); } } - let (view, doc) = current!(cx.editor); + let (_, doc) = current!(cx.editor); let language_server = match doc.language_server() { Some(language_server) => language_server, @@ -1993,7 +1995,7 @@ async fn make_format_callback( format: impl Future<Output = helix_lsp::util::LspFormatting> + Send + 'static, ) -> anyhow::Result<job::Callback> { let format = format.await; - let call: job::Callback = Box::new(move |editor: &mut Editor, compositor: &mut Compositor| { + let call: job::Callback = Box::new(move |editor: &mut Editor, _compositor: &mut Compositor| { let view_id = view!(editor).id; if let Some(doc) = editor.document_mut(doc_id) { if doc.version() == doc_version { @@ -2168,9 +2170,6 @@ fn goto_mode(cx: &mut Context) { (_, 't') | (_, 'm') | (_, 'b') => { let (view, doc) = current!(cx.editor); - let pos = doc.selection(view.id).cursor(); - let line = doc.text().char_to_line(pos); - let scrolloff = PADDING.min(view.area.height as usize / 2); // TODO: user pref let last_line = view.last_line(doc); @@ -2207,8 +2206,6 @@ fn goto_impl( locations: Vec<lsp::Location>, offset_encoding: OffsetEncoding, ) { - use helix_view::editor::Action; - push_jump(editor); fn jump_to( @@ -2221,7 +2218,7 @@ fn goto_impl( .uri .to_file_path() .expect("unable to convert URI to filepath"); - let id = editor.open(path, action).expect("editor.open failed"); + let _id = editor.open(path, action).expect("editor.open failed"); let (view, doc) = current!(editor); let definition_pos = location.range.start; // TODO: convert inside server @@ -2243,7 +2240,7 @@ fn goto_impl( editor.set_error("No definition found.".to_string()); } _locations => { - let mut picker = ui::Picker::new( + let picker = ui::Picker::new( locations, |location| { let file = location.uri.as_str(); @@ -2410,9 +2407,8 @@ fn goto_pos(editor: &mut Editor, pos: usize) { fn goto_first_diag(cx: &mut Context) { let editor = &mut cx.editor; - let (view, doc) = current!(editor); + let (_, doc) = current!(editor); - let cursor_pos = doc.selection(view.id).cursor(); let diag = if let Some(diag) = doc.diagnostics().first() { diag.range.start } else { @@ -2424,9 +2420,8 @@ fn goto_first_diag(cx: &mut Context) { fn goto_last_diag(cx: &mut Context) { let editor = &mut cx.editor; - let (view, doc) = current!(editor); + let (_, doc) = current!(editor); - let cursor_pos = doc.selection(view.id).cursor(); let diag = if let Some(diag) = doc.diagnostics().last() { diag.range.start } else { @@ -2498,8 +2493,8 @@ fn signature_help(cx: &mut Context) { cx.callback( future, - move |editor: &mut Editor, - compositor: &mut Compositor, + move |_editor: &mut Editor, + _compositor: &mut Compositor, response: Option<lsp::SignatureHelp>| { if let Some(signature_help) = response { log::info!("{:?}", signature_help); @@ -3080,8 +3075,10 @@ fn format_selections(cx: &mut Context) { .map(|range| range_to_lsp_range(doc.text(), *range, language_server.offset_encoding())) .collect(); - for range in ranges { - let language_server = match doc.language_server() { + // TODO: all of the TODO's and commented code inside the loop, + // to make this actually work. + for _range in ranges { + let _language_server = match doc.language_server() { Some(language_server) => language_server, None => return, }; @@ -3129,7 +3126,7 @@ fn join_selections(cx: &mut Context) { changes.reserve(lines.len()); for line in lines { - let mut start = line_end_char_index(&slice, line); + let start = line_end_char_index(&slice, line); let mut end = text.line_to_char(line + 1); end = skip_while(slice, end, |ch| matches!(ch, ' ' | '\t')).unwrap_or(end); @@ -3252,7 +3249,6 @@ fn completion(cx: &mut Context) { if items.is_empty() { return; } - use crate::compositor::AnyComponent; let size = compositor.size(); let ui = compositor .find(std::any::type_name::<ui::EditorView>()) @@ -3306,7 +3302,7 @@ fn hover(cx: &mut Context) { // skip if contents empty let contents = ui::Markdown::new(contents, editor.syn_loader.clone()); - let mut popup = Popup::new(contents); + let popup = Popup::new(contents); compositor.push(Box::new(popup)); } }, @@ -3350,7 +3346,7 @@ fn match_brackets(cx: &mut Context) { fn jump_forward(cx: &mut Context) { let count = cx.count(); - let (view, doc) = current!(cx.editor); + let (view, _doc) = current!(cx.editor); if let Some((id, selection)) = view.jumps.forward(count) { view.doc = *id; @@ -3403,11 +3399,7 @@ fn rotate_view(cx: &mut Context) { } // split helper, clear it later -use helix_view::editor::Action; - -use self::cmd::TypableCommand; fn split(cx: &mut Context, action: Action) { - use helix_view::editor::Action; let (view, doc) = current!(cx.editor); let id = doc.id(); let selection = doc.selection(view.id).clone(); @@ -3563,10 +3555,7 @@ fn match_mode(cx: &mut Context) { 'm' => match_brackets(cx), 's' => surround_add(cx), 'r' => surround_replace(cx), - 'd' => { - surround_delete(cx); - let (view, doc) = current!(cx.editor); - } + 'd' => surround_delete(cx), _ => (), } } @@ -3588,7 +3577,7 @@ fn surround_add(cx: &mut Context) { let (open, close) = surround::get_pair(ch); let mut changes = Vec::new(); - for (i, range) in selection.iter().enumerate() { + for range in selection.iter() { changes.push((range.from(), range.from(), Some(Tendril::from_char(open)))); changes.push((range.to(), range.to(), Some(Tendril::from_char(close)))); } diff --git a/helix-term/src/compositor.rs b/helix-term/src/compositor.rs index ba8c4bc7..5fcb552a 100644 --- a/helix-term/src/compositor.rs +++ b/helix-term/src/compositor.rs @@ -2,7 +2,6 @@ // Q: how does this work with popups? // cursive does compositor.screen_mut().add_layer_at(pos::absolute(x, y), <component>) use helix_core::Position; -use helix_lsp::LspProgressMap; use helix_view::graphics::{CursorKind, Rect}; use crossterm::event::Event; @@ -36,7 +35,7 @@ pub struct Context<'a> { pub trait Component: Any + AnyComponent { /// Process input events, return true if handled. - fn handle_event(&mut self, event: Event, ctx: &mut Context) -> EventResult { + fn handle_event(&mut self, _event: Event, _ctx: &mut Context) -> EventResult { EventResult::Ignored } // , args: () @@ -50,13 +49,13 @@ pub trait Component: Any + AnyComponent { fn render(&self, area: Rect, frame: &mut Surface, ctx: &mut Context); /// Get cursor position and cursor kind. - fn cursor(&self, area: Rect, ctx: &Editor) -> (Option<Position>, CursorKind) { + fn cursor(&self, _area: Rect, _ctx: &Editor) -> (Option<Position>, CursorKind) { (None, CursorKind::Hidden) } /// May be used by the parent component to compute the child area. /// viewport is the maximum allowed area, and the child should stay within those bounds. - fn required_size(&mut self, viewport: (u16, u16)) -> Option<(u16, u16)> { + fn required_size(&mut self, _viewport: (u16, u16)) -> Option<(u16, u16)> { // TODO: for scrolling, the scroll wrapper should place a size + offset on the Context // that way render can use it None @@ -80,7 +79,7 @@ pub struct Compositor { impl Compositor { pub fn new() -> Result<Self, Error> { let backend = CrosstermBackend::new(stdout()); - let mut terminal = Terminal::new(backend)?; + let terminal = Terminal::new(backend)?; Ok(Self { layers: Vec::new(), terminal, @@ -125,8 +124,7 @@ impl Compositor { } pub fn render(&mut self, cx: &mut Context) { - let area = self - .terminal + self.terminal .autoresize() .expect("Unable to determine terminal size"); @@ -143,7 +141,7 @@ impl Compositor { let (pos, kind) = self.cursor(area, cx.editor); let pos = pos.map(|pos| (pos.col as u16, pos.row as u16)); - self.terminal.draw(pos, kind); + self.terminal.draw(pos, kind).unwrap(); } pub fn cursor(&self, area: Rect, editor: &Editor) -> (Option<Position>, CursorKind) { diff --git a/helix-term/src/config.rs b/helix-term/src/config.rs index 3c05144a..b5ccbdfb 100644 --- a/helix-term/src/config.rs +++ b/helix-term/src/config.rs @@ -1,10 +1,10 @@ -use anyhow::{Error, Result}; use serde::Deserialize; -use std::collections::HashMap; -use crate::commands::Command; use crate::keymap::Keymaps; +#[cfg(test)] +use crate::commands::Command; + #[derive(Debug, Default, Clone, PartialEq, Deserialize)] pub struct Config { pub theme: Option<String>, diff --git a/helix-term/src/job.rs b/helix-term/src/job.rs index 4b59c81c..c2873513 100644 --- a/helix-term/src/job.rs +++ b/helix-term/src/job.rs @@ -3,7 +3,7 @@ use helix_view::Editor; use crate::compositor::Compositor; use futures_util::future::{self, BoxFuture, Future, FutureExt}; -use futures_util::stream::{self, FuturesUnordered, Select, StreamExt}; +use futures_util::stream::{FuturesUnordered, StreamExt}; pub type Callback = Box<dyn FnOnce(&mut Editor, &mut Compositor) + Send>; pub type JobFuture = BoxFuture<'static, anyhow::Result<Option<Callback>>>; diff --git a/helix-term/src/keymap.rs b/helix-term/src/keymap.rs index 22731d16..53588a2b 100644 --- a/helix-term/src/keymap.rs +++ b/helix-term/src/keymap.rs @@ -1,7 +1,5 @@ -use crate::commands; pub use crate::commands::Command; use crate::config::Config; -use anyhow::{anyhow, Error, Result}; use helix_core::hashmap; use helix_view::{ document::Mode, @@ -11,9 +9,7 @@ use helix_view::{ use serde::Deserialize; use std::{ collections::HashMap, - fmt::Display, ops::{Deref, DerefMut}, - str::FromStr, }; // Kakoune-inspired: diff --git a/helix-term/src/lib.rs b/helix-term/src/lib.rs index 3f288188..f5e3a8cd 100644 --- a/helix-term/src/lib.rs +++ b/helix-term/src/lib.rs @@ -1,5 +1,3 @@ -#![allow(unused)] - #[macro_use] extern crate helix_view; diff --git a/helix-term/src/ui/completion.rs b/helix-term/src/ui/completion.rs index 74a82dab..be6db42c 100644 --- a/helix-term/src/ui/completion.rs +++ b/helix-term/src/ui/completion.rs @@ -1,19 +1,16 @@ -use crate::compositor::{Component, Compositor, Context, EventResult}; -use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers}; +use crate::compositor::{Component, Context, EventResult}; +use crossterm::event::{Event, KeyCode, KeyEvent}; use tui::buffer::Buffer as Surface; use std::borrow::Cow; -use helix_core::{Position, Transaction}; -use helix_view::{ - graphics::{Color, Rect, Style}, - Editor, -}; +use helix_core::Transaction; +use helix_view::{graphics::Rect, Editor}; use crate::commands; use crate::ui::{menu, Markdown, Menu, Popup, PromptEvent}; -use helix_lsp::lsp; +use helix_lsp::{lsp, util}; use lsp::CompletionItem; impl menu::Item for CompletionItem { @@ -79,7 +76,7 @@ impl Completion { trigger_offset: usize, ) -> Self { // let items: Vec<CompletionItem> = Vec::new(); - let mut menu = Menu::new(items, move |editor: &mut Editor, item, event| { + let menu = Menu::new(items, move |editor: &mut Editor, item, event| { match event { PromptEvent::Abort => {} PromptEvent::Validate => { @@ -88,8 +85,6 @@ impl Completion { // always present here let item = item.unwrap(); - use helix_lsp::{lsp, util}; - // if more text was entered, remove it let cursor = doc.selection(view.id).cursor(); if trigger_offset < cursor { @@ -100,7 +95,6 @@ impl Completion { doc.apply(&remove, view.id); } - use helix_lsp::OffsetEncoding; let transaction = if let Some(edit) = &item.text_edit { let edit = match edit { lsp::CompletionTextEdit::Edit(edit) => edit.clone(), diff --git a/helix-term/src/ui/editor.rs b/helix-term/src/ui/editor.rs index d2925e35..138456ca 100644 --- a/helix-term/src/ui/editor.rs +++ b/helix-term/src/ui/editor.rs @@ -1,32 +1,28 @@ use crate::{ commands, - compositor::{Component, Compositor, Context, EventResult}, + compositor::{Component, Context, EventResult}, key, - keymap::{self, Keymaps}, + keymap::Keymaps, ui::{Completion, ProgressSpinners}, }; use helix_core::{ coords_at_pos, graphemes::ensure_grapheme_boundary_next, - syntax::{self, Highlight, HighlightEvent}, + syntax::{self, HighlightEvent}, LineEnding, Position, Range, }; -use helix_lsp::LspProgressMap; use helix_view::{ document::Mode, - graphics::{Color, CursorKind, Modifier, Rect, Style}, + graphics::{CursorKind, Modifier, Rect, Style}, input::KeyEvent, keyboard::{KeyCode, KeyModifiers}, Document, Editor, Theme, View, }; use std::borrow::Cow; -use crossterm::{ - cursor, - event::{read, Event, EventStream}, -}; -use tui::{backend::CrosstermBackend, buffer::Buffer as Surface}; +use crossterm::event::Event; +use tui::buffer::Buffer as Surface; pub struct EditorView { keymaps: Keymaps, @@ -396,7 +392,7 @@ impl EditorView { viewport: Rect, surface: &mut Surface, theme: &Theme, - is_focused: bool, + _is_focused: bool, ) { use helix_core::diagnostic::Severity; use tui::{ @@ -406,7 +402,6 @@ impl EditorView { }; let cursor = doc.selection(view.id).cursor(); - let line = doc.text().char_to_line(cursor); let diagnostics = doc.diagnostics().iter().filter(|diagnostic| { diagnostic.range.start <= cursor && diagnostic.range.end >= cursor @@ -612,7 +607,7 @@ impl Component for EditorView { // clear status cx.editor.status_msg = None; - let (view, doc) = current!(cx.editor); + let (_, doc) = current!(cx.editor); let mode = doc.mode(); let mut cxt = commands::Context { @@ -709,7 +704,7 @@ impl Component for EditorView { } } - fn render(&self, mut area: Rect, surface: &mut Surface, cx: &mut Context) { + fn render(&self, area: Rect, surface: &mut Surface, cx: &mut Context) { // clear with background color surface.set_style(area, cx.editor.theme.get("ui.background")); @@ -745,7 +740,7 @@ impl Component for EditorView { } } - fn cursor(&self, area: Rect, editor: &Editor) -> (Option<Position>, CursorKind) { + fn cursor(&self, _area: Rect, editor: &Editor) -> (Option<Position>, CursorKind) { // match view.doc.mode() { // Mode::Insert => write!(stdout, "\x1B[6 q"), // mode => write!(stdout, "\x1B[2 q"), diff --git a/helix-term/src/ui/markdown.rs b/helix-term/src/ui/markdown.rs index 36d570cd..6c79ca67 100644 --- a/helix-term/src/ui/markdown.rs +++ b/helix-term/src/ui/markdown.rs @@ -1,13 +1,20 @@ -use crate::compositor::{Component, Compositor, Context, EventResult}; -use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers}; -use tui::{buffer::Buffer as Surface, text::Text}; +use crate::compositor::{Component, Context}; +use tui::{ + buffer::Buffer as Surface, + text::{Span, Spans, Text}, +}; + +use std::sync::Arc; -use std::{borrow::Cow, sync::Arc}; +use pulldown_cmark::{CodeBlockKind, CowStr, Event, Options, Parser, Tag}; -use helix_core::{syntax, Position}; +use helix_core::{ + syntax::{self, HighlightEvent, Syntax}, + Rope, +}; use helix_view::{ graphics::{Color, Rect, Style}, - Editor, Theme, + Theme, }; pub struct Markdown { @@ -33,11 +40,8 @@ fn parse<'a>( theme: Option<&Theme>, loader: &syntax::Loader, ) -> tui::text::Text<'a> { - use pulldown_cmark::{CodeBlockKind, CowStr, Event, Options, Parser, Tag}; - use tui::text::{Span, Spans, Text}; - - // also 2021-03-04T16:33:58.553 helix_lsp::transport [INFO] <- {"contents":{"kind":"markdown","value":"\n```rust\ncore::num\n```\n\n```rust\npub const fn saturating_sub(self, rhs:Self) ->Self\n```\n\n---\n\n```rust\n```"},"range":{"end":{"character":61,"line":101},"start":{"character":47,"line":101}}} - let text = "\n```rust\ncore::iter::traits::iterator::Iterator\n```\n\n```rust\nfn collect<B: FromIterator<Self::Item>>(self) -> B\nwhere\n Self: Sized,\n```\n\n---\n\nTransforms an iterator into a collection.\n\n`collect()` can take anything iterable, and turn it into a relevant\ncollection. This is one of the more powerful methods in the standard\nlibrary, used in a variety of contexts.\n\nThe most basic pattern in which `collect()` is used is to turn one\ncollection into another. You take a collection, call [`iter`](https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html) on it,\ndo a bunch of transformations, and then `collect()` at the end.\n\n`collect()` can also create instances of types that are not typical\ncollections. For example, a [`String`](https://doc.rust-lang.org/nightly/core/iter/std/string/struct.String.html) can be built from [`char`](type@char)s,\nand an iterator of [`Result<T, E>`](https://doc.rust-lang.org/nightly/core/result/enum.Result.html) items can be collected\ninto `Result<Collection<T>, E>`. See the examples below for more.\n\nBecause `collect()` is so general, it can cause problems with type\ninference. As such, `collect()` is one of the few times you'll see\nthe syntax affectionately known as the 'turbofish': `::<>`. This\nhelps the inference algorithm understand specifically which collection\nyou're trying to collect into.\n\n# Examples\n\nBasic usage:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled: Vec<i32> = a.iter()\n .map(|&x| x * 2)\n .collect();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nNote that we needed the `: Vec<i32>` on the left-hand side. This is because\nwe could collect into, for example, a [`VecDeque<T>`](https://doc.rust-lang.org/nightly/core/iter/std/collections/struct.VecDeque.html) instead:\n\n```rust\nuse std::collections::VecDeque;\n\nlet a = [1, 2, 3];\n\nlet doubled: VecDeque<i32> = a.iter().map(|&x| x * 2).collect();\n\nassert_eq!(2, doubled[0]);\nassert_eq!(4, doubled[1]);\nassert_eq!(6, doubled[2]);\n```\n\nUsing the 'turbofish' instead of annotating `doubled`:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled = a.iter().map(|x| x * 2).collect::<Vec<i32>>();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nBecause `collect()` only cares about what you're collecting into, you can\nstill use a partial type hint, `_`, with the turbofish:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled = a.iter().map(|x| x * 2).collect::<Vec<_>>();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nUsing `collect()` to make a [`String`](https://doc.rust-lang.org/nightly/core/iter/std/string/struct.String.html):\n\n```rust\nlet chars = ['g', 'd', 'k', 'k', 'n'];\n\nlet hello: String = chars.iter()\n .map(|&x| x as u8)\n .map(|x| (x + 1) as char)\n .collect();\n\nassert_eq!(\"hello\", hello);\n```\n\nIf you have a list of [`Result<T, E>`](https://doc.rust-lang.org/nightly/core/result/enum.Result.html)s, you can use `collect()` to\nsee if any of them failed:\n\n```rust\nlet results = [Ok(1), Err(\"nope\"), Ok(3), Err(\"bad\")];\n\nlet result: Result<Vec<_>, &str> = results.iter().cloned().collect();\n\n// gives us the first error\nassert_eq!(Err(\"nope\"), result);\n\nlet results = [Ok(1), Ok(3)];\n\nlet result: Result<Vec<_>, &str> = results.iter().cloned().collect();\n\n// gives us the list of answers\nassert_eq!(Ok(vec![1, 3]), result);\n```"; + // // also 2021-03-04T16:33:58.553 helix_lsp::transport [INFO] <- {"contents":{"kind":"markdown","value":"\n```rust\ncore::num\n```\n\n```rust\npub const fn saturating_sub(self, rhs:Self) ->Self\n```\n\n---\n\n```rust\n```"},"range":{"end":{"character":61,"line":101},"start":{"character":47,"line":101}}} + // let text = "\n```rust\ncore::iter::traits::iterator::Iterator\n```\n\n```rust\nfn collect<B: FromIterator<Self::Item>>(self) -> B\nwhere\n Self: Sized,\n```\n\n---\n\nTransforms an iterator into a collection.\n\n`collect()` can take anything iterable, and turn it into a relevant\ncollection. This is one of the more powerful methods in the standard\nlibrary, used in a variety of contexts.\n\nThe most basic pattern in which `collect()` is used is to turn one\ncollection into another. You take a collection, call [`iter`](https://doc.rust-lang.org/nightly/core/iter/traits/iterator/trait.Iterator.html) on it,\ndo a bunch of transformations, and then `collect()` at the end.\n\n`collect()` can also create instances of types that are not typical\ncollections. For example, a [`String`](https://doc.rust-lang.org/nightly/core/iter/std/string/struct.String.html) can be built from [`char`](type@char)s,\nand an iterator of [`Result<T, E>`](https://doc.rust-lang.org/nightly/core/result/enum.Result.html) items can be collected\ninto `Result<Collection<T>, E>`. See the examples below for more.\n\nBecause `collect()` is so general, it can cause problems with type\ninference. As such, `collect()` is one of the few times you'll see\nthe syntax affectionately known as the 'turbofish': `::<>`. This\nhelps the inference algorithm understand specifically which collection\nyou're trying to collect into.\n\n# Examples\n\nBasic usage:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled: Vec<i32> = a.iter()\n .map(|&x| x * 2)\n .collect();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nNote that we needed the `: Vec<i32>` on the left-hand side. This is because\nwe could collect into, for example, a [`VecDeque<T>`](https://doc.rust-lang.org/nightly/core/iter/std/collections/struct.VecDeque.html) instead:\n\n```rust\nuse std::collections::VecDeque;\n\nlet a = [1, 2, 3];\n\nlet doubled: VecDeque<i32> = a.iter().map(|&x| x * 2).collect();\n\nassert_eq!(2, doubled[0]);\nassert_eq!(4, doubled[1]);\nassert_eq!(6, doubled[2]);\n```\n\nUsing the 'turbofish' instead of annotating `doubled`:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled = a.iter().map(|x| x * 2).collect::<Vec<i32>>();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nBecause `collect()` only cares about what you're collecting into, you can\nstill use a partial type hint, `_`, with the turbofish:\n\n```rust\nlet a = [1, 2, 3];\n\nlet doubled = a.iter().map(|x| x * 2).collect::<Vec<_>>();\n\nassert_eq!(vec![2, 4, 6], doubled);\n```\n\nUsing `collect()` to make a [`String`](https://doc.rust-lang.org/nightly/core/iter/std/string/struct.String.html):\n\n```rust\nlet chars = ['g', 'd', 'k', 'k', 'n'];\n\nlet hello: String = chars.iter()\n .map(|&x| x as u8)\n .map(|x| (x + 1) as char)\n .collect();\n\nassert_eq!(\"hello\", hello);\n```\n\nIf you have a list of [`Result<T, E>`](https://doc.rust-lang.org/nightly/core/result/enum.Result.html)s, you can use `collect()` to\nsee if any of them failed:\n\n```rust\nlet results = [Ok(1), Err(\"nope\"), Ok(3), Err(\"bad\")];\n\nlet result: Result<Vec<_>, &str> = results.iter().cloned().collect();\n\n// gives us the first error\nassert_eq!(Err(\"nope\"), result);\n\nlet results = [Ok(1), Ok(3)];\n\nlet result: Result<Vec<_>, &str> = results.iter().cloned().collect();\n\n// gives us the list of answers\nassert_eq!(Ok(vec![1, 3]), result);\n```"; let mut options = Options::empty(); options.insert(Options::ENABLE_STRIKETHROUGH); @@ -82,16 +86,13 @@ fn parse<'a>( // TODO: temp workaround if let Some(Tag::CodeBlock(CodeBlockKind::Fenced(language))) = tags.last() { if let Some(theme) = theme { - use helix_core::syntax::{self, HighlightEvent, Syntax}; - use helix_core::Rope; - let rope = Rope::from(text.as_ref()); let syntax = loader .language_config_for_scope(&format!("source.{}", language)) .and_then(|config| config.highlight_config(theme.scopes())) .map(|config| Syntax::new(&rope, config)); - if let Some(mut syntax) = syntax { + if let Some(syntax) = syntax { // if we have a syntax available, highlight_iter and generate spans let mut highlights = Vec::new(); @@ -141,13 +142,13 @@ fn parse<'a>( } } else { for line in text.lines() { - let mut span = Span::styled(line.to_string(), code_style); + let span = Span::styled(line.to_string(), code_style); lines.push(Spans::from(span)); } } } else { for line in text.lines() { - let mut span = Span::styled(line.to_string(), code_style); + let span = Span::styled(line.to_string(), code_style); lines.push(Spans::from(span)); } } diff --git a/helix-term/src/ui/menu.rs b/helix-term/src/ui/menu.rs index bf18b92b..226c1135 100644 --- a/helix-term/src/ui/menu.rs +++ b/helix-term/src/ui/menu.rs @@ -4,16 +4,10 @@ use tui::{buffer::Buffer as Surface, widgets::Table}; pub use tui::widgets::{Cell, Row}; -use std::borrow::Cow; - use fuzzy_matcher::skim::SkimMatcherV2 as Matcher; use fuzzy_matcher::FuzzyMatcher; -use helix_core::Position; -use helix_view::{ - graphics::{Color, Rect, Style}, - Editor, -}; +use helix_view::{graphics::Rect, Editor}; pub trait Item { // TODO: sort_text @@ -64,7 +58,6 @@ impl<T: Item> Menu<T> { pub fn score(&mut self, pattern: &str) { // need to borrow via pattern match otherwise it complains about simultaneous borrow let Self { - ref mut options, ref mut matcher, ref mut matches, .. @@ -297,7 +290,7 @@ impl<T: Item + 'static> Component for Menu<T> { // ) // } - for (i, option) in (scroll..(scroll + win_height).min(len)).enumerate() { + for (i, _) in (scroll..(scroll + win_height).min(len)).enumerate() { let is_marked = i >= scroll_line && i < scroll_line + scroll_height; if is_marked { diff --git a/helix-term/src/ui/mod.rs b/helix-term/src/ui/mod.rs index 2d4cf9cf..7111c968 100644 --- a/helix-term/src/ui/mod.rs +++ b/helix-term/src/ui/mod.rs @@ -20,12 +20,9 @@ pub use text::Text; use helix_core::regex::Regex; use helix_core::register::Registers; -use helix_view::{ - graphics::{Color, Modifier, Rect, Style}, - Document, Editor, View, -}; +use helix_view::{Document, Editor, View}; -use std::path::{Path, PathBuf}; +use std::path::PathBuf; pub fn regex_prompt( cx: &mut crate::commands::Context, @@ -38,7 +35,7 @@ pub fn regex_prompt( Prompt::new( prompt, - |input: &str| Vec::new(), // this is fine because Vec::new() doesn't allocate + |_input: &str| Vec::new(), // this is fine because Vec::new() doesn't allocate move |cx: &mut crate::compositor::Context, input: &str, event: PromptEvent| { match event { PromptEvent::Abort => { @@ -121,7 +118,7 @@ pub fn file_picker(root: PathBuf) -> Picker<PathBuf> { .into() }, move |editor: &mut Editor, path: &PathBuf, action| { - let document_id = editor + editor .open(path.into(), action) .expect("editor.open failed"); }, @@ -133,8 +130,8 @@ pub mod completers { use fuzzy_matcher::skim::SkimMatcherV2 as Matcher; use fuzzy_matcher::FuzzyMatcher; use helix_view::theme; + use std::borrow::Cow; use std::cmp::Reverse; - use std::{borrow::Cow, sync::Arc}; pub type Completer = fn(&str) -> Vec<Completion>; @@ -154,7 +151,7 @@ pub mod completers { let mut matches: Vec<_> = names .into_iter() - .filter_map(|(range, name)| { + .filter_map(|(_range, name)| { matcher.fuzzy_match(&name, input).map(|score| (name, score)) }) .collect(); @@ -208,7 +205,7 @@ pub mod completers { // Rust's filename handling is really annoying. use ignore::WalkBuilder; - use std::path::{Path, PathBuf}; + use std::path::Path; let is_tilde = input.starts_with('~') && input.len() == 1; let path = helix_view::document::expand_tilde(Path::new(input)); @@ -229,7 +226,7 @@ pub mod completers { (path, file_name) }; - let end = (input.len()..); + let end = input.len()..; let mut files: Vec<_> = WalkBuilder::new(dir.clone()) .max_depth(Some(1)) @@ -242,7 +239,7 @@ pub mod completers { return None; } - let is_dir = entry.file_type().map_or(false, |entry| entry.is_dir()); + //let is_dir = entry.file_type().map_or(false, |entry| entry.is_dir()); let path = entry.path(); let mut path = if is_tilde { @@ -274,14 +271,14 @@ pub mod completers { // inefficient, but we need to calculate the scores, filter out None, then sort. let mut matches: Vec<_> = files .into_iter() - .filter_map(|(range, file)| { + .filter_map(|(_range, file)| { matcher .fuzzy_match(&file, &file_name) .map(|score| (file, score)) }) .collect(); - let range = ((input.len().saturating_sub(file_name.len()))..); + let range = (input.len().saturating_sub(file_name.len()))..; matches.sort_unstable_by_key(|(_file, score)| Reverse(*score)); files = matches diff --git a/helix-term/src/ui/picker.rs b/helix-term/src/ui/picker.rs index 15e6b062..d7fc9d86 100644 --- a/helix-term/src/ui/picker.rs +++ b/helix-term/src/ui/picker.rs @@ -43,8 +43,8 @@ impl<T> Picker<T> { ) -> Self { let prompt = Prompt::new( "".to_string(), - |pattern: &str| Vec::new(), - |editor: &mut Context, pattern: &str, event: PromptEvent| { + |_pattern: &str| Vec::new(), + |_editor: &mut Context, _pattern: &str, _event: PromptEvent| { // }, ); @@ -69,7 +69,6 @@ impl<T> Picker<T> { pub fn score(&mut self) { // need to borrow via pattern match otherwise it complains about simultaneous borrow let Self { - ref mut options, ref mut matcher, ref mut matches, ref filters, diff --git a/helix-term/src/ui/popup.rs b/helix-term/src/ui/popup.rs index af72735c..29ffb4ad 100644 --- a/helix-term/src/ui/popup.rs +++ b/helix-term/src/ui/popup.rs @@ -2,13 +2,8 @@ use crate::compositor::{Component, Compositor, Context, EventResult}; use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers}; use tui::buffer::Buffer as Surface; -use std::borrow::Cow; - use helix_core::Position; -use helix_view::{ - graphics::{Color, Rect, Style}, - Editor, -}; +use helix_view::graphics::Rect; // TODO: share logic with Menu, it's essentially Popup(render_fn), but render fn needs to return // a width/height hint. maybe Popup(Box<Component>) @@ -57,7 +52,7 @@ impl<T: Component> Component for Popup<T> { fn handle_event(&mut self, event: Event, cx: &mut Context) -> EventResult { let key = match event { Event::Key(event) => event, - Event::Resize(width, height) => { + Event::Resize(_, _) => { // TODO: calculate inner area, call component's handle_event with that area return EventResult::Ignored; } @@ -99,7 +94,7 @@ impl<T: Component> Component for Popup<T> { // tab/enter/ctrl-k or whatever will confirm the selection/ ctrl-n/ctrl-p for scroll. } - fn required_size(&mut self, viewport: (u16, u16)) -> Option<(u16, u16)> { + fn required_size(&mut self, _viewport: (u16, u16)) -> Option<(u16, u16)> { let (width, height) = self .contents .required_size((120, 26)) // max width, max height @@ -135,7 +130,6 @@ impl<T: Component> Component for Popup<T> { rel_y += 1 // position below point } - let area = Rect::new(rel_x, rel_y, width, height); // clip to viewport let area = viewport.intersection(Rect::new(rel_x, rel_y, width, height)); diff --git a/helix-term/src/ui/prompt.rs b/helix-term/src/ui/prompt.rs index 6bb1b006..a4cb26f7 100644 --- a/helix-term/src/ui/prompt.rs +++ b/helix-term/src/ui/prompt.rs @@ -5,13 +5,11 @@ use std::{borrow::Cow, ops::RangeFrom}; use tui::buffer::Buffer as Surface; use helix_core::{ - unicode::segmentation::{GraphemeCursor, GraphemeIncomplete}, - unicode::width::UnicodeWidthStr, - Position, + unicode::segmentation::GraphemeCursor, unicode::width::UnicodeWidthStr, Position, }; use helix_view::{ - graphics::{Color, CursorKind, Margin, Modifier, Rect, Style}, - Editor, Theme, + graphics::{CursorKind, Margin, Rect}, + Editor, }; pub type Completion = (RangeFrom<usize>, Cow<'static, str>); @@ -399,6 +397,22 @@ impl Component for Prompt { return close_fn; } KeyEvent { + code: KeyCode::Left, + modifiers: KeyModifiers::ALT, + } + | KeyEvent { + code: KeyCode::Char('b'), + modifiers: KeyModifiers::ALT, + } => self.move_cursor(Movement::BackwardWord(1)), + KeyEvent { + code: KeyCode::Right, + modifiers: KeyModifiers::ALT, + } + | KeyEvent { + code: KeyCode::Char('f'), + modifiers: KeyModifiers::ALT, + } => self.move_cursor(Movement::ForwardWord(1)), + KeyEvent { code: KeyCode::Char('f'), modifiers: KeyModifiers::CONTROL, } @@ -431,22 +445,6 @@ impl Component for Prompt { modifiers: KeyModifiers::CONTROL, } => self.move_start(), KeyEvent { - code: KeyCode::Left, - modifiers: KeyModifiers::ALT, - } - | KeyEvent { - code: KeyCode::Char('b'), - modifiers: KeyModifiers::ALT, - } => self.move_cursor(Movement::BackwardWord(1)), - KeyEvent { - code: KeyCode::Right, - modifiers: KeyModifiers::ALT, - } - | KeyEvent { - code: KeyCode::Char('f'), - modifiers: KeyModifiers::ALT, - } => self.move_cursor(Movement::ForwardWord(1)), - KeyEvent { code: KeyCode::Char('w'), modifiers: KeyModifiers::CONTROL, } => self.delete_word_backwards(), @@ -494,7 +492,7 @@ impl Component for Prompt { self.render_prompt(area, surface, cx) } - fn cursor(&self, area: Rect, editor: &Editor) -> (Option<Position>, CursorKind) { + fn cursor(&self, area: Rect, _editor: &Editor) -> (Option<Position>, CursorKind) { let line = area.height as usize - 1; ( Some(Position::new( diff --git a/helix-term/src/ui/text.rs b/helix-term/src/ui/text.rs index 7c491841..249cf89e 100644 --- a/helix-term/src/ui/text.rs +++ b/helix-term/src/ui/text.rs @@ -1,14 +1,7 @@ -use crate::compositor::{Component, Compositor, Context, EventResult}; -use crossterm::event::{Event, KeyCode, KeyEvent, KeyModifiers}; +use crate::compositor::{Component, Context}; use tui::buffer::Buffer as Surface; -use std::borrow::Cow; - -use helix_core::Position; -use helix_view::{ - graphics::{Color, Rect, Style}, - Editor, -}; +use helix_view::graphics::Rect; pub struct Text { contents: String, @@ -20,12 +13,10 @@ impl Text { } } impl Component for Text { - fn render(&self, area: Rect, surface: &mut Surface, cx: &mut Context) { + fn render(&self, area: Rect, surface: &mut Surface, _cx: &mut Context) { use tui::widgets::{Paragraph, Widget, Wrap}; let contents = tui::text::Text::from(self.contents.clone()); - let style = cx.editor.theme.get("ui.text"); - let par = Paragraph::new(contents).wrap(Wrap { trim: false }); // .scroll(x, y) offsets |