Scoop+VSCode+PHPでの環境構築用PowerShell関数

setup.ps1

# https://qiita.com/nimzo6689/items/e3ae6280f34539bb8680 用です。

function replaceFileContentWithoutBOM($path, $regex, $replacement) {
  Get-Content -Encoding UTF8 $path `
    | % {$_ -replace $regex, $replacement}`
    | Out-String `
    | % { [Text.Encoding]::UTF8.GetBytes($_) } `
    | Set-Content -Path $path -Encoding Byte
}

function env($name,$global,$val='__get') {
    $target = 'User'; if($global) {$target = 'Machine'}
    if($val -eq '__get') { [environment]::getEnvironmentVariable($name,$target) }
    else { [environment]::setEnvironmentVariable($name,$val,$target) }
}

function ensure_in_path($dir, $global) {
    $path = env 'PATH' $global
    $dir = (Resolve-Path $dir).Path
    if($path -notmatch [regex]::escape($dir)) {
        env 'PATH' $global "$dir;$path" # for future sessions...
        $env:PATH = "$dir;$env:PATH" # for this session
    }
}

function strip_path($orig_path, $dir) {
    if($null -eq $orig_path) { $orig_path = '' }
    $stripped = [string]::join(';', @( $orig_path.split(';') | Where-Object { $_ -and $_ -ne $dir } ))
    return ($stripped -ne $orig_path), $stripped
}

function remove_from_path($dir,$global) {
    $dir = (Resolve-Path $dir).Path
    # future sessions
    $was_in_path, $newpath = strip_path (env 'path' $global) $dir
    if($was_in_path) {
        env 'path' $global $newpath
    }

    # current session
    $was_in_path, $newpath = strip_path $env:PATH $dir
    if($was_in_path) { $env:PATH = $newpath }
}