Class: Samovar::Output::Columns

Inherits:
Object
  • Object
show all
Defined in:
lib/samovar/output/columns.rb

Overview

Represents column widths for aligned output formatting.

Calculates the maximum width of each column across all rows for proper text alignment.

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(rows) ⇒ Columns

Initialize column width calculator.



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# File 'lib/samovar/output/columns.rb', line 21

def initialize(rows)
	@rows = rows
	@widths = calculate_widths(rows)
end

Instance Attribute Details

#widths ⇒ Object (readonly)

The calculated column widths.



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# File 'lib/samovar/output/columns.rb', line 29

def widths
  @widths
end

Instance Method Details

#calculate_widths(rows) ⇒ Object

Calculate the maximum width for each column.



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# File 'lib/samovar/output/columns.rb', line 35

def calculate_widths(rows)
	widths = []
	
	rows.each do |row|
		row.each.with_index do |column, index|
			(widths[index] ||= []) << column.size
		end
	end
	
	return widths.collect(&:max)
end