Class: Envo::StringVal

Inherits:
Object
  • Object
show all
Defined in:
lib/envo/val/string_val.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(str) ⇒ StringVal

Returns a new instance of StringVal.



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# File 'lib/envo/val/string_val.rb', line 3

def initialize(str)
  @value = str
end

Instance Attribute Details

#value ⇒ Object

Returns the value of attribute value.



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# File 'lib/envo/val/string_val.rb', line 6

def value
  @value
end

Instance Method Details

#accept_assign?(other) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/envo/val/string_val.rb', line 12

def accept_assign?(other)
  true
end

#clean! ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 36

def clean!
  @value = nil if @value && @value.empty?
end

#invalid_description ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 15

def invalid_description
  @value.empty? ? "empty string" : nil
end

#list? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/envo/val/string_val.rb', line 18

def list?
  false
end

#pretty_print(ctx) ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 27

def pretty_print(ctx)
  ctx.puts @value
  inv = invalid_description
  return if !inv
  ctx.warn "Warning: #{inv}"
end

#to_env_s ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 33

def to_env_s
  @value
end

#to_list ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 21

def to_list
  return ListVal.new([@value])
end

#to_s ⇒ Object 



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# File 'lib/envo/val/string_val.rb', line 24

def to_s
  @value
end

#type ⇒ Object

casts



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# File 'lib/envo/val/string_val.rb', line 9

def type
  :string
end