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fix: Restrict clear screen control code printing to fish (#865)
Wraps clearscreen print codes in a statement to detect fish shell, since it is a workaround for a fish shell behavior.
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@ -5,7 +5,7 @@ use std::fmt::Write as FmtWrite;
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use std::io::{self, Write};
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use unicode_width::UnicodeWidthChar;
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use crate::context::Context;
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use crate::context::{Context, Shell};
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use crate::module::Module;
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use crate::module::ALL_MODULES;
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use crate::modules;
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@ -26,7 +26,11 @@ pub fn get_prompt(context: Context) -> String {
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writeln!(buf).unwrap();
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}
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buf.push_str("\x1b[J");
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// A workaround for a fish bug (see #739,#279). Applying it to all shells
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// breaks things (see #808,#824,#834). Should only be printed in fish.
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if let Shell::Fish = context.shell {
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buf.push_str("\x1b[J"); // An ASCII control code to clear screen
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}
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let modules = compute_modules(&context);
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