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Respect undercurl config even with no terminfo #9897

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Mar 19, 2024
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Respect undercurl config even with no terminfo #9897

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8 changes: 6 additions & 2 deletions helix-tui/src/backend/crossterm.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -52,10 +52,14 @@ impl Default for Capabilities {
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.
/// a default value where no capability is supported, or just undercurl
/// if config.undercurl is set.
pub fn from_env_or_default(config: &EditorConfig) -> Self {
match termini::TermInfo::from_env() {
Err(_) => Capabilities::default(),
Err(_) => Capabilities {
has_extended_underlines: config.undercurl,
..Capabilities::default()
},
Ok(t) => Capabilities {
// Smulx, VTE: https://unix.stackexchange.com/a/696253/246284
// Su (used by kitty): https://sw.kovidgoyal.net/kitty/underlines
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