98c121c · helix · git.iko.soy

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Detect WezTerm and mark it as undercurl/Smulx capable

98c121cBlaž Hrastnik4 years ago

helix-tui/src/backend/crossterm.rs+7−1

@@ -14,6 +14,10 @@ use std::{

14 fmt,

15 io::{self, Write},

16};

17+

18+fn term_program() -> Option<String> {

19+ std::env::var("TERM_PROGRAM").ok()

20+}

17fn vte_version() -> Option<usize> {

21fn vte_version() -> Option<usize> {

18 std::env::var("VTE_VERSION").ok()?.parse().ok()

22 std::env::var("VTE_VERSION").ok()?.parse().ok()

19}

23}

@@ -35,9 +39,11 @@ impl Capabilities {

35 Ok(t) => Capabilities {

39 Ok(t) => Capabilities {

36 // Smulx, VTE: https://unix.stackexchange.com/a/696253/246284

40 // Smulx, VTE: https://unix.stackexchange.com/a/696253/246284

37 // Su (used by kitty): https://sw.kovidgoyal.net/kitty/underlines

41 // Su (used by kitty): https://sw.kovidgoyal.net/kitty/underlines

42+ // WezTerm supports underlines but a lot of distros don't properly install it's terminfo

38 has_extended_underlines: t.extended_cap("Smulx").is_some()

43 has_extended_underlines: t.extended_cap("Smulx").is_some()

39 || t.extended_cap("Su").is_some()

44 || t.extended_cap("Su").is_some()

40− || vte_version() >= Some(5102),

45+ || vte_version() >= Some(5102)

46+ || matches!(term_program().as_deref(), Some("WezTerm")),

41 },

47 },

42 }

48 }

43 }

49 }