Class: Expanse::StrMap

Inherits:
Object
  • Object
show all
Defined in:
lib/expanse.rb

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ StrMap

Returns a new instance of StrMap.



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# File 'lib/expanse.rb', line 276

def initialize
  @ptr = Native.expanse_strmap_new
  ObjectSpace.define_finalizer(self, self.class.finalize(@ptr))
end

Class Method Details

.finalize(ptr) ⇒ Object 



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# File 'lib/expanse.rb', line 281

def self.finalize(ptr)
  proc { Native.expanse_strmap_free(ptr) if ptr && !ptr.null? }
end

Instance Method Details

#[](key) ⇒ Object Also known as: get 



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# File 'lib/expanse.rb', line 292

def [](key)
  s = key.to_s
  buf = Fiddle::Pointer.malloc(8)
  if Native.expanse_strmap_get(@ptr, s, buf) != 0
    buf.to_str(8).unpack1("Q<")
  end
end

#[]=(key, val) ⇒ Object Also known as: set 



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# File 'lib/expanse.rb', line 285

def []=(key, val)
  s = key.to_s
  Native.expanse_strmap_insert(@ptr, s, val, nil)
  val
end

#clear ⇒ Object 



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# File 'lib/expanse.rb', line 317

def clear
  Native.expanse_strmap_clear(@ptr)
  self
end

#delete(key) ⇒ Object 



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# File 'lib/expanse.rb', line 301

def delete(key)
  s = key.to_s
  buf = Fiddle::Pointer.malloc(8)
  if Native.expanse_strmap_remove(@ptr, s, buf) != 0
    buf.to_str(8).unpack1("Q<")
  end
end

#key?(key) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/expanse.rb', line 309

def key?(key)
  !self[key].nil?
end

#size ⇒ Object 



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# File 'lib/expanse.rb', line 313

def size
  Native.expanse_strmap_len(@ptr)
end