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TerminalPolyjuice/nushell/modules/pj_prompt.nu
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def _pj_detect_os_key [] {
let host_name = (((sys host | get name?) | default ($nu.os-info.name? | default "")) | into string | str downcase)
if ($host_name | str contains "darwin") {
return "Macos"
}
if ($host_name | str contains "windows") {
return "Windows"
}
let os_release = if ("/etc/os-release" | path exists) {
"/etc/os-release"
} else if ("/usr/lib/os-release" | path exists) {
"/usr/lib/os-release"
} else {
""
}
if ($os_release != "") {
let id_line = (open $os_release | lines | where {|l| $l | str starts-with "ID=" } | get 0?)
let id = if ($id_line == null) { "" } else { (($id_line | str replace "ID=" "") | str trim -c '"') }
match ($id | str downcase) {
"alpine" => "Alpine"
"alma" => "AlmaLinux"
"almalinux" => "AlmaLinux"
"amzn" => "Amazon"
"arch" => "Arch"
"artix" => "Artix"
"centos" => "CentOS"
"debian" => "Debian"
"endeavouros" => "EndeavourOS"
"fedora" => "Fedora"
"garuda" => "Garuda"
"gentoo" => "Gentoo"
"kali" => "Kali"
"linuxmint" => "Mint"
"manjaro" => "Manjaro"
"mariner" => "Mariner"
"nixos" => "NixOS"
"nobara" => "Nobara"
"opensuse" => "openSUSE"
"opensuse-leap" => "openSUSE"
"opensuse-tumbleweed" => "openSUSE"
"ol" => "OracleLinux"
"pop" => "Pop"
"raspbian" => "Raspbian"
"rhel" => "RedHatEnterprise"
"rocky" => "RockyLinux"
"solus" => "Solus"
"sles" => "SUSE"
"opensuse-slowroll" => "openSUSE"
"ubuntu" => "Ubuntu"
"void" => "Void"
_ => "Linux"
}
} else {
if ($host_name | str contains "linux") {
"Linux"
} else {
"Unknown"
}
}
}
def _pj_os_symbol_from_key [key: string] {
match $key {
"Alpaquita" => " "
"Alpine" => " "
"AlmaLinux" => " "
"Amazon" => " "
"Android" => " "
"Arch" => " "
"Artix" => " "
"CachyOS" => " "
"CentOS" => " "
"Debian" => " "
"DragonFly" => " "
"Emscripten" => " "
"EndeavourOS" => " "
"Fedora" => " "
"FreeBSD" => " "
"Garuda" => "󰛓 "
"Gentoo" => " "
"HardenedBSD" => "󰞌 "
"Illumos" => "󰈸 "
"Kali" => " "
"Linux" => " "
"Mabox" => " "
"Macos" => " "
"Manjaro" => " "
"Mariner" => " "
"MidnightBSD" => " "
"Mint" => " "
"NetBSD" => " "
"NixOS" => " "
"Nobara" => " "
"OpenBSD" => "󰈺 "
"openSUSE" => " "
"OracleLinux" => "󰌷 "
"Pop" => " "
"Raspbian" => " "
"Redhat" => " "
"RedHatEnterprise" => " "
"RockyLinux" => " "
"Redox" => "󰀘 "
"Solus" => "󰠳 "
"SUSE" => " "
"Ubuntu" => " "
"Unknown" => " "
"Void" => " "
"Windows" => "󰍲 "
_ => " "
}
}
def _pj_os_symbol [] {
let key = ($env.PJ_OS_KEY? | default (_pj_detect_os_key))
_pj_os_symbol_from_key $key
}
def _pj_palette_default [] {
{
c_reset: (ansi reset)
c_os: (ansi '#6b6b6b')
c_user: (ansi '#4ca47b')
c_root: (ansi '#c2295b')
c_host: (ansi '#4ca47b')
c_ssh: (ansi '#d65d0e')
c_dir: (ansi '#9d8fbe')
c_c: (ansi '#306898')
c_cpp: (ansi '#306898')
c_rust: (ansi '#000000')
c_zig: (ansi '#306898')
c_python: (ansi '#4685b7')
c_git: (ansi '#4ca47b')
c_alert: (ansi '#c2295b')
c_time: (ansi '#a6356f')
c_duration: (ansi '#a6356f')
c_shell: (ansi cyan_bold)
c_indicator_ok: (ansi green_bold)
c_indicator_err: (ansi red_bold)
c_right_error: (ansi red_bold)
}
}
def _pj_palette [] {
($env.PJ_PROMPT_PALETTE? | default (_pj_palette_default))
}
def _pj_runtime_default [] {
let user = ($env.USER? | default ($env.USERNAME? | default "user"))
let host = (sys host | get hostname? | default "")
{
user: $user
is_root: ($user == "root")
host: $host
in_ssh: (($env.SSH_CONNECTION? | default "") != "" or ($env.SSH_TTY? | default "") != "")
}
}
def _pj_runtime [] {
(_pj_runtime_default)
}
def _pj_first_version [text: string] {
let parsed = ($text | parse -r '(?<ver>\d+(?:\.\d+)+)')
if (($parsed | length) > 0) {
($parsed | get ver.0)
} else {
""
}
}
def _pj_cmd_duration_ms [] {
let raw = ($env.CMD_DURATION_MS? | default 0)
let kind = ($raw | describe)
if ($kind == "int") {
return $raw
}
if ($kind == "duration") {
return (($raw | into int) / 1_000_000)
}
let s = ($raw | into string | str trim)
let parsed = ($s | parse -r '^(?<n>\d+)')
if (($parsed | length) > 0) {
(($parsed | get n.0) | into int)
} else {
0
}
}
def _pj_format_duration [ms: int] {
if ($ms < 1000) {
return $"($ms)ms"
}
let ms_part = ($ms mod 1000)
if ($ms < 60_000) {
let s = ($ms // 1000)
return $"($s)s ($ms_part)ms"
}
if ($ms < 3_600_000) {
let total_s = ($ms // 1000)
let s = ($total_s mod 60)
let m = ($total_s // 60)
return $"($m)m ($s)s ($ms_part)ms"
}
let total_s = ($ms // 1000)
let s = ($total_s mod 60)
let total_m = ($total_s // 60)
let m = ($total_m mod 60)
let h = ($total_m // 60)
$"($h)h ($m)m ($s)s ($ms_part)ms"
}
def _pj_truncate_pwd [pwd: string, length: int = 4] {
let home = ($env.HOME? | default "")
let normalized_pwd = (($pwd | into string) | str replace -a "\\" "/")
let normalized_home = (($home | into string) | str replace -a "\\" "/")
let shown = if ($normalized_home != "" and ($normalized_pwd | str starts-with $normalized_home)) {
let rest = ($normalized_pwd | str substring ($normalized_home | str length)..)
if ($rest == "") { "~" } else { $"~($rest)" }
} else {
$normalized_pwd
}
if ($shown == "~") {
return "~"
}
let parts = if ($shown | str starts-with "~/") {
($shown | str substring 2.. | split row "/" | where {|it| $it != "" })
} else if ($shown | str starts-with "/") {
($shown | str substring 1.. | split row "/" | where {|it| $it != "" })
} else if ($shown =~ '^[A-Za-z]:/') {
($shown | str substring 3.. | split row "/" | where {|it| $it != "" })
} else {
($shown | split row "/" | where {|it| $it != "" })
}
let prefix = if ($shown | str starts-with "~/") {
"~/"
} else if ($shown | str starts-with "/") {
"/"
} else if ($shown =~ '^[A-Za-z]:/') {
let drive = ($shown | str substring 0..1)
$"($drive)/"
} else {
""
}
if (($parts | length) <= $length) {
if ($prefix == "") { ($parts | str join "/") } else { $"($prefix)($parts | str join '/')" }
} else {
let tail = ($parts | last $length | str join "/")
$"($prefix)…/($tail)"
}
}
def _pj_git_info [] {
if (which ^git | is-empty) {
return {
branch: ""
changed: 0
untracked: 0
stashed: 0
ahead: 0
behind: 0
}
}
let repo_check = (^git rev-parse --is-inside-work-tree | complete)
if ($repo_check.exit_code != 0 or (($repo_check.stdout | str trim) != "true")) {
return {
branch: ""
changed: 0
untracked: 0
stashed: 0
ahead: 0
behind: 0
}
}
let branch_result = (^git branch --show-current | complete)
let branch = ($branch_result.stdout | str trim)
let branch_text = if ($branch != "") {
$branch
} else {
let head_result = (^git rev-parse --short HEAD | complete)
if ($head_result.exit_code == 0) {
($head_result.stdout | str trim)
} else {
""
}
}
let status = (^git status --porcelain=2 --branch | complete)
if ($status.exit_code != 0) {
return {
branch: $branch_text
changed: 0
untracked: 0
stashed: 0
ahead: 0
behind: 0
}
}
let lines = ($status.stdout | lines)
let changed = ($lines | where {|l| ($l | str starts-with "1 ") or ($l | str starts-with "2 ") or ($l | str starts-with "u ") } | length)
let untracked = ($lines | where {|l| $l | str starts-with "? " } | length)
let stashed = ((^git stash list | complete).stdout | lines | length)
let ab = ($lines | where {|l| $l | str starts-with "# branch.ab " } | get 0?)
let ahead = if ($ab == null) {
0
} else {
let m = (($ab | parse -r '# branch.ab \+(?<a>\d+) -(?<b>\d+)') | get 0?)
if ($m == null) { 0 } else { (($m | get a) | into int) }
}
let behind = if ($ab == null) {
0
} else {
let m = (($ab | parse -r '# branch.ab \+(?<a>\d+) -(?<b>\d+)') | get 0?)
if ($m == null) { 0 } else { (($m | get b) | into int) }
}
{
branch: $branch_text
changed: $changed
untracked: $untracked
stashed: $stashed
ahead: $ahead
behind: $behind
}
}
def _pj_git_branch_module [p: record] {
let git = (_pj_git_info)
let branch = ($git.branch | default "")
mut status_parts = []
if (($git.changed | default 0) > 0) {
$status_parts = ($status_parts | append $"($p.c_alert)!($git.changed)($p.c_reset)")
}
if (($git.untracked | default 0) > 0) {
$status_parts = ($status_parts | append $"($p.c_alert)?($git.untracked)($p.c_reset)")
}
if (($git.stashed | default 0) > 0) {
$status_parts = ($status_parts | append $"($p.c_alert)\$($git.stashed)($p.c_reset)")
}
if (($git.ahead | default 0) > 0) {
$status_parts = ($status_parts | append $"($p.c_git)($git.ahead)($p.c_reset)")
}
if (($git.behind | default 0) > 0) {
$status_parts = ($status_parts | append $"($p.c_git)($git.behind)($p.c_reset)")
}
let git_status = if (($status_parts | length) > 0) {
$" (($status_parts | str join ' '))"
} else {
""
}
if ($branch == "") {
""
} else {
$"($p.c_git)on  ($branch)($git_status) ($p.c_reset)"
}
}
def _pj_has_glob [pattern: string] {
((glob $pattern | length) > 0)
}
def _pj_c_version [] {
if (which ^cc | is-empty) {
return ""
}
let out = (^cc --version | complete)
_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim))
}
def _pj_cpp_version [] {
if (which ^'c++' | is-empty) {
return ""
}
let out = (^'c++' --version | complete)
_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim))
}
def _pj_rust_version [] {
if (which ^rustc | is-empty) {
return ""
}
let out = (^rustc --version | complete)
_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim))
}
def _pj_zig_version [] {
if (which ^zig | is-empty) {
return ""
}
let out = (^zig version | complete)
_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim))
}
def _pj_python_version [] {
if (which ^python | is-not-empty) {
let out = (^python --version | complete)
return (_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim)))
}
if (which ^python3 | is-not-empty) {
let out = (^python3 --version | complete)
return (_pj_first_version (($out.stdout | str trim) + " " + ($out.stderr | str trim)))
}
""
}
def _pj_python_venv [] {
let venv = ($env.VIRTUAL_ENV? | default "")
if ($venv != "") {
return ($venv | path basename)
}
($env.CONDA_DEFAULT_ENV? | default "")
}
def _pj_lang_segments [] {
let has_c = ((_pj_has_glob "*.c") or (_pj_has_glob "*.h"))
let has_cpp = ((_pj_has_glob "*.cpp") or (_pj_has_glob "*.cc") or (_pj_has_glob "*.cxx") or (_pj_has_glob "*.hpp") or (_pj_has_glob "*.hh") or (_pj_has_glob "*.hxx"))
let has_rust = (("Cargo.toml" | path exists) or (_pj_has_glob "*.rs"))
let has_zig = (("build.zig" | path exists) or (_pj_has_glob "*.zig"))
let has_python = (("pyproject.toml" | path exists) or ("requirements.txt" | path exists) or (".python-version" | path exists) or (_pj_has_glob "*.py"))
mut out = []
if $has_c {
let v = (_pj_c_version)
if ($v != "") {
$out = ($out | append $" v($v)")
} else {
$out = ($out | append "")
}
}
if $has_cpp {
let v = (_pj_cpp_version)
if ($v != "") {
$out = ($out | append $" v($v)")
} else {
$out = ($out | append "")
}
}
if $has_rust {
let v = (_pj_rust_version)
if ($v != "") {
$out = ($out | append $"󱘗 v($v)")
} else {
$out = ($out | append "󱘗")
}
}
if $has_zig {
let v = (_pj_zig_version)
if ($v != "") {
$out = ($out | append $" v($v)")
} else {
$out = ($out | append "")
}
}
if $has_python {
let pyver = (_pj_python_version)
let venv = (_pj_python_venv)
let py_base = if ($pyver != "") { $" v($pyver)" } else { "" }
if ($venv != "") {
$out = ($out | append $"($py_base) \(($venv)\)")
} else {
$out = ($out | append $py_base)
}
}
$out
}
def _pj_shell_module [p: record] {
$"($p.c_shell) nu ($p.c_reset)"
}
def _pj_time_module [p: record] {
let now = (date now | format date "%R")
$"($p.c_time)($now) ($p.c_reset)"
}
def _pj_duration_module [p: record] {
let ms = (_pj_cmd_duration_ms)
let duration_text = (_pj_format_duration $ms)
$"($p.c_duration) 󱫑 ($duration_text) ($p.c_reset)"
}
def _pj_left_prompt [] {
let p = (_pj_palette)
let runtime = (_pj_runtime)
let user_color = if ($runtime.is_root | default false) { $p.c_root } else { $p.c_user }
let host_part = if ($runtime.in_ssh | default false) {
$"($p.c_host)@($runtime.host)($p.c_reset)($p.c_ssh)  󰬚󰬚󰬏 ($p.c_reset)"
} else {
""
}
let shell_part = (_pj_shell_module $p)
let dir = (_pj_truncate_pwd $env.PWD 4)
let git_part = (_pj_git_branch_module $p)
let langs = (_pj_lang_segments)
let lang_parts = ($langs | each {|seg|
if ($seg | str starts-with "") {
$"($p.c_python)via ($seg) ($p.c_reset)"
} else if ($seg | str starts-with "󱘗") {
$"($p.c_rust)via ($seg) ($p.c_reset)"
} else if ($seg | str starts-with "") {
$"($p.c_cpp)via ($seg) ($p.c_reset)"
} else if ($seg | str starts-with "") {
$"($p.c_c)via ($seg) ($p.c_reset)"
} else if ($seg | str starts-with "") {
$"($p.c_zig)via ($seg) ($p.c_reset)"
} else {
$seg
}
})
let time_part = (_pj_time_module $p)
let duration_part = (_pj_duration_module $p)
mut out = ""
$out = $"($out)($p.c_os)(_pj_os_symbol)($p.c_reset)"
$out = $"($out)($user_color)($runtime.user)($p.c_reset)"
if ($host_part != "") { $out = $"($out)($host_part)" }
$out = $"($out)($shell_part)"
$out = $"($out)($p.c_dir) ($dir) ($p.c_reset)"
if ($git_part != "") { $out = $"($out)($git_part)" }
for m in $lang_parts {
$out = $"($out)($m)"
}
$out = $"\n($out)($time_part)($duration_part)\n"
$out
}
def _pj_prompt_indicator [] {
let p = (_pj_palette)
if (($env.LAST_EXIT_CODE? | default 0) == 0) {
$"($p.c_indicator_ok)($p.c_reset) "
} else {
$"($p.c_indicator_err)($p.c_reset) "
}
}
def _pj_right_prompt [] {
let p = (_pj_palette)
if (($env.LAST_EXIT_CODE? | default 0) != 0) {
$"($p.c_right_error)Exit code: ($env.LAST_EXIT_CODE)($p.c_reset)"
} else {
$""
}
}
export-env {
load-env {
PJ_PROMPT_PALETTE: (_pj_palette_default)
PJ_OS_KEY: (_pj_detect_os_key)
PROMPT_MULTILINE_INDICATOR: ":"
PROMPT_INDICATOR: {||
_pj_prompt_indicator
}
PROMPT_INDICATOR_VI_INSERT: ""
PROMPT_INDICATOR_VI_NORMAL: ""
PROMPT_COMMAND: {||
_pj_left_prompt
}
PROMPT_COMMAND_RIGHT: {||
_pj_right_prompt
}
config: ($env.config? | default {} | merge {
render_right_prompt_on_last_line: true
})
}
}