Fixing tabs in copy-paste
This resolves issues with copy-pasting tabs by including them in the pasted string. Selection of tabs is still inconsistent with what might be expected based on other terminal emulators, however the behavior hasn't regressed. This fixes https://github.com/jwilm/alacritty/issues/219.
This commit is contained in:
Steve Blundy
Christian Duerr
parent
21f888ec41
commit
0c3e28617a
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@ -10,6 +10,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
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- Fix color issue in ncurses programs by updating terminfo pairs from 0x10000 to 0x7FFF
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- Fix panic after quitting Alacritty on macOS
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- Tabs are no longer replaced by spaces when copying them to the clipboard
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## Version 0.2.4
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@ -716,7 +716,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.22 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)",
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"synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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@ -1450,7 +1450,7 @@ dependencies = [
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"num-traits 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
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"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.22 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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@ -2057,7 +2057,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.22 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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@ -2203,7 +2203,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "syn"
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version = "0.15.22"
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version = "0.15.23"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -2218,7 +2218,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
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"quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.22 (registry+https://github.com/rust-lang/crates.io-index)",
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"syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)",
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"unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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@ -3119,7 +3119,7 @@ dependencies = [
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"checksum static_assertions 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "389ce475f424f267dbed6479cbd8f126c5e1afb053b0acdaa019c74305fc65d1"
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"checksum stb_truetype 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "71a7d260b43b6129a22dc341be18a231044ca67a48b7e32625f380cc5ec9ad70"
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"checksum strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb4f380125926a99e52bc279241539c018323fab05ad6368b56f93d9369ff550"
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"checksum syn 0.15.22 (registry+https://github.com/rust-lang/crates.io-index)" = "ae8b29eb5210bc5cf63ed6149cbf9adfc82ac0be023d8735c176ee74a2db4da7"
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"checksum syn 0.15.23 (registry+https://github.com/rust-lang/crates.io-index)" = "9545a6a093a3f0bd59adb472700acc08cad3776f860f16a897dfce8c88721cbc"
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"checksum synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "73687139bf99285483c96ac0add482c3776528beac1d97d444f6e91f203a2015"
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"checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
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"checksum tempfile 3.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "7e91405c14320e5c79b3d148e1c86f40749a36e490642202a31689cb1a3452b2"
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@ -884,12 +884,17 @@ impl<'a> RenderApi<'a> {
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};
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// Don't render text of HIDDEN cells
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let chars = if cell.flags.contains(cell::Flags::HIDDEN) {
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let mut chars = if cell.flags.contains(cell::Flags::HIDDEN) {
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[' '; cell::MAX_ZEROWIDTH_CHARS + 1]
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} else {
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cell.chars
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};
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// Render tabs as spaces in case the font doesn't support it
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if chars[0] == '\t' {
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chars[0] = ' ';
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}
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let mut glyph_key = GlyphKey {
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font_key,
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size: glyph_cache.font_size,
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@ -114,7 +114,7 @@ impl Cell {
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#[inline]
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pub fn is_empty(&self) -> bool {
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self.c == ' '
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(self.c == ' ' || self.c == '\t')
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&& self.extra[0] == ' '
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&& self.bg == Color::Named(NamedColor::Background)
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&& !self.flags.intersects(Flags::INVERSE | Flags::UNDERLINE)
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120
src/term/mod.rs
120
src/term/mod.rs
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@ -763,7 +763,7 @@ pub struct Term {
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active_charset: CharsetIndex,
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/// Tabstops
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tabs: Vec<bool>,
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tabs: TabStops,
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/// Mode flags
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mode: TermMode,
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@ -915,9 +915,7 @@ impl Term {
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let alt = Grid::new(num_lines, num_cols, 0 /* scroll history */, Cell::default());
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let tabspaces = config.tabspaces();
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let tabs = IndexRange::from(Column(0)..grid.num_cols())
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.map(|i| (*i as usize) % tabspaces == 0)
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.collect::<Vec<bool>>();
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let tabs = TabStops::new(grid.num_cols(), tabspaces);
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let scroll_region = Line(0)..grid.num_lines();
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@ -1014,11 +1012,23 @@ impl Term {
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use std::ops::Range;
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trait Append : PushChar {
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fn append(&mut self, grid: &Grid<Cell>, line: usize, cols: Range<Column>);
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fn append(
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&mut self,
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grid: &Grid<Cell>,
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tabs: &TabStops,
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line: usize,
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cols: Range<Column>,
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);
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}
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impl Append for String {
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fn append(&mut self, grid: &Grid<Cell>, mut line: usize, cols: Range<Column>) {
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fn append(
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&mut self,
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grid: &Grid<Cell>,
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tabs: &TabStops,
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mut line: usize,
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cols: Range<Column>
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) {
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// Select until last line still within the buffer
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line = min(line, grid.len() - 1);
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@ -1029,13 +1039,30 @@ impl Term {
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if line_end.0 == 0 && cols.end >= grid.num_cols() - 1 {
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self.push('\n');
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} else if cols.start < line_end {
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for cell in &grid_line[cols.start..line_end] {
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let mut tab_mode = false;
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for col in IndexRange::from(cols.start..line_end) {
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let cell = grid_line[col];
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if tab_mode {
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// Skip over whitespace until next tab-stop once a tab was found
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if tabs[col] {
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tab_mode = false;
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} else if cell.c == ' ' {
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continue;
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}
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}
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if !cell.flags.contains(cell::Flags::WIDE_CHAR_SPACER) {
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self.push(cell.c);
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for c in (&cell.chars()[1..]).iter().filter(|c| **c != ' ') {
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self.push(*c);
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}
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}
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if cell.c == '\t' {
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tab_mode = true;
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}
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}
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if cols.end >= grid.num_cols() - 1 {
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@ -1063,32 +1090,31 @@ impl Term {
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match line_count {
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// Selection within single line
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0 => {
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res.append(&self.grid, start.line, start.col..end.col);
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res.append(&self.grid, &self.tabs, start.line, start.col..end.col);
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},
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// Selection ends on line following start
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1 => {
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// Ending line
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res.append(&self.grid, end.line, end.col..max_col);
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res.append(&self.grid, &self.tabs, end.line, end.col..max_col);
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// Starting line
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res.append(&self.grid, start.line, Column(0)..start.col);
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res.append(&self.grid, &self.tabs, start.line, Column(0)..start.col);
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},
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// Multi line selection
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_ => {
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// Ending line
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res.append(&self.grid, end.line, end.col..max_col);
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res.append(&self.grid, &self.tabs, end.line, end.col..max_col);
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let middle_range = (start.line + 1)..(end.line);
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for line in middle_range.rev() {
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res.append(&self.grid, line, Column(0)..max_col);
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res.append(&self.grid, &self.tabs, line, Column(0)..max_col);
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}
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// Starting line
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res.append(&self.grid, start.line, Column(0)..start.col);
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res.append(&self.grid, &self.tabs, start.line, Column(0)..start.col);
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}
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}
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@ -1232,9 +1258,7 @@ impl Term {
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self.cursor_save_alt.point.line = min(self.cursor_save_alt.point.line, num_lines - 1);
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// Recreate tabs list
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self.tabs = IndexRange::from(Column(0)..self.grid.num_cols())
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.map(|i| (*i as usize) % self.tabspaces == 0)
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.collect::<Vec<bool>>();
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self.tabs = TabStops::new(self.grid.num_cols(), self.tabspaces);
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}
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#[inline]
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@ -1553,23 +1577,26 @@ impl ansi::Handler for Term {
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fn put_tab(&mut self, mut count: i64) {
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trace!("put_tab: {}", count);
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let mut col = self.cursor.point.col;
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while col < self.grid.num_cols() && count != 0 {
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while self.cursor.point.col < self.grid.num_cols() && count != 0 {
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count -= 1;
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let cell = &mut self.grid[&self.cursor.point];
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*cell = self.cursor.template;
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cell.c = self.cursor.charsets[self.active_charset].map('\t');
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loop {
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if (col + 1) == self.grid.num_cols() {
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if (self.cursor.point.col + 1) == self.grid.num_cols() {
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break;
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}
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col += 1;
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self.cursor.point.col += 1;
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if self.tabs[*col as usize] {
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if self.tabs[self.cursor.point.col] {
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break;
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}
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}
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}
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self.cursor.point.col = col;
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self.input_needs_wrap = false;
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}
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@ -1651,7 +1678,7 @@ impl ansi::Handler for Term {
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fn set_horizontal_tabstop(&mut self) {
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trace!("set_horizontal_tabstop");
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let column = self.cursor.point.col;
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self.tabs[column.0] = true;
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self.tabs[column] = true;
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}
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#[inline]
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@ -1731,7 +1758,7 @@ impl ansi::Handler for Term {
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for _ in 0..count {
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let mut col = self.cursor.point.col;
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for i in (0..(col.0)).rev() {
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if self.tabs[i as usize] {
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if self.tabs[index::Column(i)] {
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col = index::Column(i);
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break;
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}
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@ -1874,15 +1901,10 @@ impl ansi::Handler for Term {
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match mode {
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ansi::TabulationClearMode::Current => {
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let column = self.cursor.point.col;
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self.tabs[column.0] = false;
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self.tabs[column] = false;
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},
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ansi::TabulationClearMode::All => {
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let len = self.tabs.len();
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// Safe since false boolean is null, each item occupies only 1
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// byte, and called on the length of the vec.
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unsafe {
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::std::ptr::write_bytes(self.tabs.as_mut_ptr(), 0, len);
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}
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self.tabs.clear_all();
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}
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}
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}
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@ -2068,6 +2090,40 @@ impl ansi::Handler for Term {
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}
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}
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struct TabStops {
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tabs: Vec<bool>
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}
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impl TabStops {
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fn new(num_cols: Column, tabspaces: usize) -> TabStops {
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TabStops {
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tabs: IndexRange::from(Column(0)..num_cols)
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.map(|i| (*i as usize) % tabspaces == 0)
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.collect::<Vec<bool>>()
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}
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}
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fn clear_all(&mut self) {
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unsafe {
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ptr::write_bytes(self.tabs.as_mut_ptr(), 0, self.tabs.len());
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}
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}
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}
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impl Index<Column> for TabStops {
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type Output = bool;
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fn index(&self, index: Column) -> &bool {
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&self.tabs[index.0]
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}
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}
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impl IndexMut<Column> for TabStops {
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fn index_mut(&mut self, index: Column) -> &mut bool {
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self.tabs.index_mut(index.0)
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}
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}
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#[cfg(test)]
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mod tests {
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use serde_json;
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@ -1,6 +1,5 @@
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[1m[7m%[27m[1m[0m
]2;jwilm@jwilm-desk: ~/code/alacritty]1;..ode/alacritty
[0m[27m[24m[Jjwilm@jwilm-desk [01;32m➜ [01;32m [36m~/code/alacritty [00m [K[?1h=[?2004h
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bck-i-search: _[K[A[23Ctarget/debug/alacritty --ref-test --title alacritty-reft[4me[24mst
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bck-i-search: e_[K[A[A[24C[4me[4mc[24mho '\tb\na\tb\naa\tb\naaa\tb\naaaa\tb\naaaaa\tb\naaaaa[24ma\tb\naaaaaaa\tb\naaaaaaaa\tb\naaaaaaaaa\tb\naaaaaaaaaa\tb'[1B[58Dc_[A[A[21C[4me[4mc[4mh[24m[2B[25Dh_[A[A[20C[2C[4mh[4mo[24m[2B[25Do_[A[A[19C[24m[35me[24m[35mc[24m[35mh[24m[35mo[39m [33m'[33m\[33mt[33mb[33m\[33mn[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m\[33mn[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33ma[33m\[33mt[33mb[33m'[39m[1B
[K[A[A[38C[?1l>[?2004l[2B
]2;echo ]1;echo b
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[1m[7m%[27m[1m[0m
[0m[27m[24m[J[0;30;101m UL [0m[0;37;100m ~/…/tests/ref/tab_rendering [0m[0;30;101m copy-tabs [0m [K[?2004hecho '\tb\na\tb\naa\tb\naaa\tb\naaaa\tb\naaaaa\tb\naaaaaa\tb\naaaaaaa\tb\naaaaaaaa\tb\naaaaaaaaa\tb\naaaaaaaaaa\tb'[K[?2004l
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b
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a b
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aa b
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aaa b
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@ -11,4 +10,4 @@ aaaaaaa b
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aaaaaaaa b
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aaaaaaaaa b
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aaaaaaaaaa b
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[1m[7m%[27m[1m[0m
]2;jwilm@jwilm-desk: ~/code/alacritty]1;..ode/alacritty
[0m[27m[24m[Jjwilm@jwilm-desk [01;32m➜ [01;32m [36m~/code/alacritty [00m [K[?1h=[?2004h
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[1m[7m%[27m[1m[0m
[0m[27m[24m[J[0;30;101m UL [0m[0;37;100m ~/…/tests/ref/tab_rendering [0m[0;30;101m copy-tabs [0m [K[?2004h
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File diff suppressed because one or more lines are too long
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@ -1 +1 @@
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{"width":644.0,"height":412.0,"cell_width":8.0,"cell_height":17.0,"padding_x":0.0,"padding_y":0.0}
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{"width":939.0,"height":1020.0,"cell_width":8.0,"cell_height":16.0,"padding_x":5.0,"padding_y":6.0,"dpr":1.0}
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@ -1,5 +1,5 @@
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[1m[7m%[27m[1m[0m
[0m[27m[24m[Jjwilm@sanctuary.local [01;32m➜ [01;32m [36m~/code/alacritty [00m [K[?1h=[?2004h[1m[31mv[0m[39m[1m[31mv[1m[31mt[0m[39m[1m[31mv[1m[31mt[1m[31mt[0m[39m[1m[31mt[1m[31me[0m[39m[1m[31me[1m[31ms[0m[39m[0m[35mv[0m[35mt[0m[35mt[0m[35me[0m[35ms[35mt[39m[?1l>[?2004l
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[0c[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45l[r[0m[2J[3;10HVT100 test program, version 2.7 (20140305)[4;10H[5;10HChoose test type:
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[1m[7m%[27m[1m[0m
[0m[27m[24m[J[0;30;101m UL [0m[0;37;100m ~/…/tests/ref/vttest_tab_cle… [0m[0;30;101m copy-tabs [0m [K[?2004hv[90mttest[39mv[39mt[39mt[39me[39ms[39mt[?2004l
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[0c[?1l[?3l[?4l[?5l[?6l[?7h[?8l[?40h[?45l[r[0m[2J[3;10HVT100 test program, version 2.7 (20180911)[4;10HLine speed 38400bd [5;10HChoose test type:
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[6;1H[0J
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0. Exit
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1. Test of cursor movements
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File diff suppressed because one or more lines are too long
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@ -1 +1 @@
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{"width":1124.0,"height":676.0,"cell_width":14.0,"cell_height":28.0,"padding_x":0.0,"padding_y":0.0}
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{"width":939.0,"height":503.0,"cell_width":8.0,"cell_height":16.0,"padding_x":5.0,"padding_y":3.0,"dpr":1.0}
|
||||
Loading…
Reference in New Issue