Class: Bmg::Summarizer::Min

Inherits:

Summarizer

• Object
• Summarizer
• Bmg::Summarizer::Min

Defined in:

lib/bmg/summarizer/min.rb

Overview

Min summarizer.

Example:

# direct ruby usage
Bmg::Summarizer.min(:qty).summarize(...)

Instance Method Summary

• #_happens(memo, val) ⇒ Object

  Keep the minimum value between memo and val, ignoring nil.

• #least ⇒ Object

  Returns nil as least value.

Instance Method Details

#_happens(memo, val) ⇒ Object

Keep the minimum value between memo and val, ignoring nil

# File 'lib/bmg/summarizer/min.rb', line 19

def _happens(memo, val) 
  memo.nil? ? val : (val.nil? ? memo : (memo < val ? memo : val))
end

#least ⇒ Object

Returns nil as least value.

# File 'lib/bmg/summarizer/min.rb', line 14

def least()
  nil
end