func isAnsiCommandChar()

in winterm/ansi.go [121:133]

• 11 lines of code
• 10 McCabe index (conditional complexity)

func isAnsiCommandChar(b byte) bool {
	switch {
	case ansiterm.ANSI_COMMAND_FIRST <= b && b <= ansiterm.ANSI_COMMAND_LAST && b != ansiterm.ANSI_ESCAPE_SECONDARY:
		return true
	case b == ansiterm.ANSI_CMD_G1 || b == ansiterm.ANSI_CMD_OSC || b == ansiterm.ANSI_CMD_DECPAM || b == ansiterm.ANSI_CMD_DECPNM:
		// non-CSI escape sequence terminator
		return true
	case b == ansiterm.ANSI_CMD_STR_TERM || b == ansiterm.ANSI_BEL:
		// String escape sequence terminator
		return true
	}
	return false
}