Add undercurl config option #6196 (#6253)

If set to 'true' this option will force terminal undercurl support.
pull/6311/head
Jonatan Pettersson 2 years ago committed by GitHub
parent 3e03a1a99b
commit d479adfdc6
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GPG Key ID: 4AEE18F83AFDEB23

@ -53,6 +53,7 @@ signal to the Helix process on Unix operating systems, such as by using the comm
| `completion-replace` | Set to `true` to make completions always replace the entire word and not just the part before the cursor | `false` |
| `auto-info` | Whether to display info boxes | `true` |
| `true-color` | Set to `true` to override automatic detection of terminal truecolor support in the event of a false negative | `false` |
| `undercurl` | Set to `true` to override automatic detection of terminal undercurl support in the event of a false negative | `false` |
| `rulers` | List of column positions at which to display the rulers. Can be overridden by language specific `rulers` in `languages.toml` file | `[]` |
| `bufferline` | Renders a line at the top of the editor displaying open buffers. Can be `always`, `never` or `multiple` (only shown if more than one buffer is in use) | `never` |
| `color-modes` | Whether to color the mode indicator with different colors depending on the mode itself | `false` |

@ -134,7 +134,7 @@ impl Application {
let syn_loader = std::sync::Arc::new(syntax::Loader::new(syn_loader_conf));
#[cfg(not(feature = "integration"))]
let backend = CrosstermBackend::new(stdout());
let backend = CrosstermBackend::new(stdout(), &config.editor);
#[cfg(feature = "integration")]
let backend = TestBackend::new(120, 150);

@ -14,7 +14,10 @@ use crossterm::{
terminal::{self, Clear, ClearType},
Command,
};
use helix_view::graphics::{Color, CursorKind, Modifier, Rect, UnderlineStyle};
use helix_view::{
editor::Config as EditorConfig,
graphics::{Color, CursorKind, Modifier, Rect, UnderlineStyle},
};
use once_cell::sync::OnceCell;
use std::{
fmt,
@ -39,14 +42,15 @@ impl Capabilities {
/// Detect capabilities from the terminfo database located based
/// on the $TERM environment variable. If detection fails, returns
/// a default value where no capability is supported.
pub fn from_env_or_default() -> Self {
pub fn from_env_or_default(config: &EditorConfig) -> Self {
match termini::TermInfo::from_env() {
Err(_) => Capabilities::default(),
Ok(t) => Capabilities {
// Smulx, VTE: https://unix.stackexchange.com/a/696253/246284
// Su (used by kitty): https://sw.kovidgoyal.net/kitty/underlines
// WezTerm supports underlines but a lot of distros don't properly install it's terminfo
has_extended_underlines: t.extended_cap("Smulx").is_some()
has_extended_underlines: config.undercurl
|| t.extended_cap("Smulx").is_some()
|| t.extended_cap("Su").is_some()
|| vte_version() >= Some(5102)
|| matches!(term_program().as_deref(), Some("WezTerm")),
@ -65,10 +69,10 @@ impl<W> CrosstermBackend<W>
where
W: Write,
{
pub fn new(buffer: W) -> CrosstermBackend<W> {
pub fn new(buffer: W, config: &EditorConfig) -> CrosstermBackend<W> {
CrosstermBackend {
buffer,
capabilities: Capabilities::from_env_or_default(),
capabilities: Capabilities::from_env_or_default(config),
supports_keyboard_enhancement_protocol: OnceCell::new(),
}
}

@ -25,10 +25,12 @@
//! use std::io;
//! use helix_tui::Terminal;
//! use helix_tui::backend::CrosstermBackend;
//! use helix_view::editor::Config;
//!
//! fn main() -> Result<(), io::Error> {
//! let stdout = io::stdout();
//! let backend = CrosstermBackend::new(stdout);
//! let config = Config::default();
//! let backend = CrosstermBackend::new(stdout, &config);
//! let mut terminal = Terminal::new(backend)?;
//! Ok(())
//! }
@ -56,11 +58,13 @@
//! use helix_tui::backend::CrosstermBackend;
//! use helix_tui::widgets::{Widget, Block, Borders};
//! use helix_tui::layout::{Layout, Constraint, Direction};
//! use helix_view::editor::Config;
//!
//! fn main() -> Result<(), io::Error> {
//! terminal::enable_raw_mode().unwrap();
//! let stdout = io::stdout();
//! let backend = CrosstermBackend::new(stdout);
//! let config = Config::default();
//! let backend = CrosstermBackend::new(stdout, &config);
//! let mut terminal = Terminal::new(backend)?;
//! // terminal.draw(|f| {
//! // let size = f.size();
@ -86,11 +90,13 @@
//! use helix_tui::backend::CrosstermBackend;
//! use helix_tui::widgets::{Widget, Block, Borders};
//! use helix_tui::layout::{Layout, Constraint, Direction};
//! use helix_view::editor::Config;
//!
//! fn main() -> Result<(), io::Error> {
//! terminal::enable_raw_mode().unwrap();
//! let stdout = io::stdout();
//! let backend = CrosstermBackend::new(stdout);
//! let config = Config::default();
//! let backend = CrosstermBackend::new(stdout, &config);
//! let mut terminal = Terminal::new(backend)?;
//! // terminal.draw(|f| {
//! // let chunks = Layout::default()

@ -263,6 +263,8 @@ pub struct Config {
pub cursor_shape: CursorShapeConfig,
/// Set to `true` to override automatic detection of terminal truecolor support in the event of a false negative. Defaults to `false`.
pub true_color: bool,
/// Set to `true` to override automatic detection of terminal undercurl support in the event of a false negative. Defaults to `false`.
pub undercurl: bool,
/// Search configuration.
#[serde(default)]
pub search: SearchConfig,
@ -737,6 +739,7 @@ impl Default for Config {
statusline: StatusLineConfig::default(),
cursor_shape: CursorShapeConfig::default(),
true_color: false,
undercurl: false,
search: SearchConfig::default(),
lsp: LspConfig::default(),
terminal: get_terminal_provider(),

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