Module: XlsFunction::FormatString::TransformRules::Numbers

Included in:
XlsFunction::FormatString::Transform
Defined in:
lib/xls_function/format_string/transform_rules/numbers.rb

Defined Under Namespace

Modules: DigitConcern

Class Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/xls_function/format_string/transform_rules/numbers.rb', line 5

def self.included(klass)
  klass.class_eval do
    rule(digit_s: simple(:digit_s)) do
      (->(input) do
        s = input.to_s
        s == '0' ? '' : s
      end).tap do |p|
        p.extend DigitConcern
      end
    end

    rule(digit_z: simple(:digit_z)) do
      (->(input) do
        s = input.to_s
        s != '' ? s : '0'
      end).tap do |p|
        p.extend DigitConcern
      end
    end

    rule(digit_q: simple(:digit_q)) do
      (->(input) do
        s = input.to_s
        s != '' ? s : ' '
      end).tap do |p|
        p.extend DigitConcern
      end
    end

    rule(number: subtree(:number)) { number }

    # 1 number and 1 suffix patterns such as '0%'
    rule(number: subtree(:number), string: simple(:string)) do
      [number, ->(_) { string }]
    end

    rule(texts: subtree(:texts), number: subtree(:number)) do
      [texts, number]
    end

    rule(numbers: subtree(:numbers)) do
      ::XlsFunction::FormatString::Evaluators::NumberEvaluator.new(Array(numbers).flatten)
    end
  end
end