Powershell version of my favorite custom bash function: 'lk' (look; shows a thing; decides how to show it based on the path/file extension)

lk.ps1

New-Module -Name Lk -ScriptBlock {
    [Reflection.Assembly]::LoadWithPartialName('System.IO.Compression.FileSystem')
    if (-not (Get-Command -ErrorAction SilentlyContinue rich)) {
        Write-Error '`rich` not installed. See https://github.com/Textualize/rich-cli'
    }
    if (-not (Get-Command -ErrorAction SilentlyContinue less)) {
        Write-Error '`less` not installed. `scoop install less` maybe?'
    }
    function Show-Item {
        param(
            [Parameter(ValueFromPipeline,Position=0,ValueFromRemainingArguments)]
            [SupportsWildcards()]
            [ValidateNotNullOrEmpty()]
            [string[]]
            $Paths = "."
        )
        $lessOpts='--use-color','--mouse','--quit-if-one-screen','--raw-control-chars','--force'
        foreach ($path in $Paths) {
            foreach($item in (Get-Item -Path $path)) {
                if ($item.PSIsContainer) {
                    Get-ChildItem -Path $path
                } else {
                    switch -wildcard ($item.Name) {
                        "*.json" {
                            $t = New-TemporaryFile
                            rich --json --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.md" {
                            $t = New-TemporaryFile
                            rich --markdown --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.cs" {
                            $t = New-TemporaryFile
                            rich --lexer csharp --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.js" {
                            $t = New-TemporaryFile
                            rich --lexer javascript --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.ts" {
                            $t = New-TemporaryFile
                            rich --lexer typescript --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.html" {
                            $t = New-TemporaryFile
                            rich --lexer html --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.xml" {
                            $t = New-TemporaryFile
                            rich --lexer xml --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.sql" {
                            $t = New-TemporaryFile
                            rich --lexer sql --force-terminal -- "$($item.FullName)" | set-content -Encoding utf8 -LiteralPath $t.FullName
                            less @lessOpts -- $t.FullName
                            $t | Remove-Item -ErrorAction SilentlyContinue
                        }
                        "*.zip" {
                            rich --rule -- "$($item.Name)"
                            [IO.Compression.ZipFile]::OpenRead($item.FullName).Entries | format-table -Property FullName,Length -RepeatHeader
                        }
                        default {
                            less @lessOpts -- "$($item.FullName)"
                        }
                    }
                }
            }
        }
    } 
} | Import-Module

New-Alias -Name lk -Value Show-Item
lk @args