A nice shell prompt by @rsp

rsp-ps1.sh

# A nice shell prompt by Rafał Pocztarski
# With error code display and commands to switch between styles
# From https://gist.github.com/rsp/fd71cad1ba91fc1777ef0b12bb36c9dc

TR="\[$(tput sgr0)\]"
Tr="\[$(tput setaf 1)\]"
Tb="\[$(tput bold)\]"
__err() {
  e=$?
  [ "$e" -ne 0 ] && echo -n "$e!"
}

p1() { # long version (user, host, full path) without git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\u@\\h:\\w\$$TR "
}  
p1g() { # long version to use for git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\u@\\h:\\w\$(__git_ps1)\$$TR "
}
p2() { # short version (user, host, short path) without git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\u@\\h:\\W\$$TR "
}  
p2g() { # short version (user, host, short path) to use for git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\u@\\h:\\W\$(__git_ps1)\$$TR "
}
p3() { # shorter version (host, short path) without git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\h:\\W\$$TR "
}  
p3g() { # shorter version (host, short path) to use for git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\h:\\W\$(__git_ps1)\$$TR "
}
p4() { # even shorter version (host, no path) without git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\h\$$TR "
}  
p4g() { # even shorter version (host, no path) to use for git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\\h\$(__git_ps1)\$$TR "
}
p5() { # shortest version (no host, no path) without git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\$$TR "
}  
p5g() { # shortest version (no host, no path) to use for git completion:
  export PS1="\n$TR$Tr\$(__err)$TR$Tb\$(__git_ps1)\$$TR "
}

p1 # default prompt