Class: WolframAlpha::Subpod

Inherits:

Object

• Object
• WolframAlpha::Subpod

Defined in:

library/wolfram-alpha/subpod.rb

Instance Method Summary

• #initialize(parent, element) ⇒ Subpod constructor

  Construct a new pod with an assigned element.

• #inspect ⇒ Object

  Inspect the subpod.

• #plaintext ⇒ String

  Returns the plaintext element as text.

• #plaintext? ⇒ Boolean

  Returns whether the subpod contains a plaintext element.

Constructor Details

#initialize(parent, element) ⇒ Subpod

Construct a new pod with an assigned element.

# File 'library/wolfram-alpha/subpod.rb', line 6

def initialize parent, element
  @parent = parent
  @element = element
end

Instance Method Details

#inspect ⇒ Object

Inspect the subpod.

# File 'library/wolfram-alpha/subpod.rb', line 24

def inspect
  %{#<#{self.class.name} plaintext: #{plaintext.inspect}>}
end

#plaintext ⇒ String

Returns the plaintext element as text.

Returns:

• (String) —

  the plain text.

# File 'library/wolfram-alpha/subpod.rb', line 19

def plaintext
  @plaintext ||= @element.at_css("plaintext").text
end

#plaintext? ⇒ Boolean

Returns whether the subpod contains a plaintext element.

Returns:

• (Boolean)

# File 'library/wolfram-alpha/subpod.rb', line 12

def plaintext?
  not plaintext.nil?
end