Module: Spinner

Defined in:
lib/spinner.rb

Class Method Summary collapse

Class Method Details

.with_spinner(opts = {}) {|spin| ... } ⇒ Object

Yields:

  • (spin) 


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# File 'lib/spinner.rb', line 4

def  opts={}, &blk
    count = opts[:count] || nil
    message = opts[:message] || "Working..."

    current = 0
    shown = build_string message, current, count
    printf shown

    spin = Proc.new do
        clear shown
        current += 1
        shown = build_string message, current, count
        printf shown
    end

    yield spin

    clear shown
    printf " " * shown.length
    clear shown
end