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fix(cli): ignore OSC colors queries in devcontainer or docker #954

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Emiyaaaaa wants to merge 3 commits into from
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fix(cli): ignore OSC colors queries in devcontainer or docker #954

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1cb62c7
fix(cli): cli display issues caused by OSC colors in devcontainer
Emiyaaaaa Mar 16, 2026
296c609
Merge branch 'main' into fix/838
fengmk2 Mar 17, 2026
65b451f
Merge branch 'main' into fix/838
fengmk2 Mar 17, 2026
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8 changes: 8 additions & 0 deletions crates/vite_shared/src/header.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -209,6 +209,14 @@ fn query_terminal_colors(palette_indices: &[u8]) -> (Option<Rgb>, Vec<(u8, Rgb)>
return (None, vec![]);
}

// Docker containers and devcontainers may return unreliable OSC
// responses or introduce excessive pty round-trip latency, causing
// responses to arrive after cooked mode is restored and leak as
// visible text.
if std::path::Path::new("/.dockerenv").exists() {
return (None, vec![]);
}

let mut tty = match OpenOptions::new().read(true).write(true).open("/dev/tty") {
Ok(file) => file,
Err(_) => return (None, vec![]),
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