coreclr/init.ps1
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function Enable-ANSIEscapes { # Enable ANSI / VT100 16-color escape sequences: # Original discovery blog post: # http://stknohg.hatenablog.jp/entry/2016/02/22/195644 # Esc sequence support documentation # https://msdn.microsoft.com/en-us/library/windows/desktop/mt638032(v=vs.85).aspx # This doesn't do anything if the type is already added, so don't worry # about doing this every single time, I guess Add-Type -MemberDefinition @" [DllImport("kernel32.dll", SetLastError=true)] public static extern bool SetConsoleMode(IntPtr hConsoleHandle, int mode); [DllImport("kernel32.dll", SetLastError=true)] public static extern IntPtr GetStdHandle(int handle); [DllImport("kernel32.dll", SetLastError=true)] public static extern bool GetConsoleMode(IntPtr handle, out int mode); "@ -Namespace Win32 -Name NativeMethods # GetStdHandle: https://msdn.microsoft.com/en-us/library/windows/desktop/ms683231(v=vs.85).aspx # -11 is the code for STDOUT (-10 is STDIN, -12 is STDERR) $Handle = [Win32.NativeMethods]::GetStdHandle(-11) # GetConsoleMode: https://msdn.microsoft.com/en-us/library/windows/desktop/ms683167(v=vs.85).aspx # get the console "mode" --- contains info about how to handle # wrapping, etc. $Mode is set by reference by GetConsoleMode $Mode = 0 [Win32.NativeMethods]::GetConsoleMode($Handle, [ref]$Mode) # the mode is a bitmask so we binary or with 0x0004 # (ENABLE_VIRTUAL_TERMINAL_PROCESSING) # SetConsoleMode: https://msdn.microsoft.com/en-us/library/windows/desktop/ms686033(v=vs.85).aspx return [Win32.NativeMethods]::SetConsoleMode($Handle, $Mode -bor 4) } # older terminals require manually enabling support for ANSI if ($PSEdition -eq "Desktop") { Enable-ANSIEscapes } |