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fix: prompt now updates on bash and zsh (#109)

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Making use of PROMPT_COMMAND in bash and precmd in zsh, the prompt is no longer being expanded and rendered when the variable is initially set.
This commit is contained in:
Matan Kushner 2019-07-23 11:49:14 -04:00 committed by GitHub
parent 0f1b71189a
commit 0fe00ecd82
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 13 additions and 2 deletions
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15
src/init.rs
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@ -7,12 +7,23 @@ pub fn init(shell_name: &str) {
let shell_basename = Path::new(shell_name).file_stem().and_then(OsStr::to_str);
let setup_script = match shell_basename {
// The contents of `PROMPT_COMMAND` are executed as a regular Bash command
// just before Bash displays a prompt.
Some("bash") => {
let script = "PS1=\"$(starship prompt --status=$?)\"";
let script = "
PROMPT_COMMAND=starship_prompt
starship_prompt() {
PS1=\"$(starship prompt --status=$?)\"
}";
Some(script)
}
// `precmd` executes a command before the zsh prompt is displayed.
Some("zsh") => {
let script = "PROMPT=\"$(starship prompt --status=$?)\"";
let script = "
precmd() {
PROMPT=\"$(starship prompt --status=$?)\"
}";
Some(script)
}
Some("fish") => {