Class: JMESPath::Nodes::MaxFunction Private

Inherits:

Function

• Object
• Node
• Function
• JMESPath::Nodes::MaxFunction

Defined in:

lib/jmespath/nodes/function.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

API:

• private

Constant Summary

Constants inherited from Function

Function::FUNCTIONS

Instance Method Summary

• #call(args) ⇒ Object private

Methods inherited from Function

create, #initialize, #optimize, #visit

Methods inherited from Node

#chains_with?, #hash_like?, #optimize, #visit

Constructor Details

This class inherits a constructor from JMESPath::Nodes::Function

Instance Method Details

#call(args) ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

API:

• private

# File 'lib/jmespath/nodes/function.rb', line 193

def call(args)
  if args.count == 1
    values = args.first
  else
    return maybe_raise Errors::InvalidArityError, "function max() expects one argument"
  end
  if Array === values
    values.inject(values.first) do |max, v|
      if Numeric === v
        v > max ? v : max
      else
        return maybe_raise Errors::InvalidTypeError, "function max() expects numeric values"
      end
    end
  else
    return maybe_raise Errors::InvalidTypeError, "function max() expects an array"
  end
end