Class: JMESPath::Nodes::JoinFunction Private

Inherits:
Function show all
Defined in:
lib/jmespath/nodes/function.rb

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.

Constant Summary

Constants inherited from Function

Function::FUNCTIONS

Instance Method Summary collapse

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.


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# File 'lib/jmespath/nodes/function.rb', line 342

def call(args)
  if args.count == 2
    glue = args[0]
    values = args[1]
    if !(String === glue)
      return maybe_raise Errors::InvalidTypeError, "function join() expects the first argument to be a string"
    elsif Array === values && values.all? { |v| String === v }
      values.join(glue)
    else
      return maybe_raise Errors::InvalidTypeError, "function join() expects values to be an array of strings"
    end
  else
    return maybe_raise Errors::InvalidArityError, "function join() expects an array of strings"
  end
end