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use stdx Option in tmux-sessionizer.nu #41

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use stdx Option in tmux-sessionizer.nu #41

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33 changes: 23 additions & 10 deletions nu_scripts/scripts/tmux-sessionizer.nu
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
#!/usr/bin/env nu
use std log
use stdx *

# FIXME: complex type annotation, waiting for https://github.com/nushell/nushell/pull/9769
# record<stdout: string, stderr: string, exit_code: int>
Expand All @@ -18,6 +19,7 @@ def list-sessions [--expand: bool] {
if not $expand {
return $sessions
}

# FIXME: complex type annotation, waiting for https://github.com/nushell/nushell/pull/9769
# let pwds: table<name: string, pwd: path> = ...
let pwds = ^tmux list-sessions -F '#{session_name}:#{pane_current_path}'
Expand All @@ -37,14 +39,15 @@ def list-sessions [--expand: bool] {
}

# FIXME: complex type annotation, waiting for https://github.com/nushell/nushell/pull/9769
# table<name: string, attached: bool, windows: table<app: string>, pwd: path>
# table<name: string, attached: bool, windows: table<app: string>, pwd: path> -> record<type: string, some: bool, data: string>
# table<name: string, attached: bool, windows: table<app: string>, pwd: path> -> record<type: string, some: bool, data: list<string>>
def pick-session-with-style [
message: string,
current_session: string,
session_color: string,
--multi: bool,
--expand: bool = false
]: [table -> string, table -> list<string>] {
] {
let named_sessions = $in | update name {|it| (
(if $it.name == $current_session { ansi $session_color } else { ansi default })
++ (if $it.attached { "* " } else { " " })
Expand All @@ -68,7 +71,7 @@ def pick-session-with-style [
}

if ($choices | is-empty) {
return
return (Option new null)
}

let choices = if $expand {
Expand All @@ -77,7 +80,14 @@ def pick-session-with-style [
$choices
}

$choices | ansi strip | split column " | " | get column1 | str trim --left --char '*' | str trim
Option new (
$choices
| ansi strip
| split column " | "
| get column1
| str trim --left --char '*'
| str trim
)
}

def switch-session [session?: string, --expand: bool = false] {
Expand All @@ -92,11 +102,12 @@ def switch-session [session?: string, --expand: bool = false] {
let prompt = $"(ansi cyan)Choose a session to switch to(ansi reset)"
let choice = $sessions
| pick-session-with-style --expand $expand $prompt $current_session "yellow"
if ($choice | is-empty) {
return

if ($choice | Option is-none) {
return (Option new null)
}

$choice
$choice | Option unwrap
} else {
let sessions = list-sessions | get name

Expand Down Expand Up @@ -134,11 +145,13 @@ def remove-sessions [--expand: bool = false] {
let choices = $sessions
| pick-session-with-style --expand $expand --multi $prompt $current_session "red"

if ($choices | is-empty) {
return
if ($choices | Option is-none) {
return (Option new null)
}

$sessions | where name in $choices | sort-by attached | each {|session|
let sessions_to_remove = $choices | Option unwrap

$sessions | where name in $sessions_to_remove | sort-by attached | each {|session|
log debug $"killing session '($session.name)'"
if $session.attached {
new-session
Expand Down