Class: Rbsiev::Environment::Frame

Inherits:

Object

• Object
• Rbsiev::Environment::Frame

Defined in:

lib/rbsiev/environment.rb

Instance Method Summary

• #add_binding(var, val) ⇒ Object
• #initialize(variables = [], values = []) ⇒ Frame constructor

  A new instance of Frame.

• #lookup(var) ⇒ Object
• #set(var, value) ⇒ Object
• #values ⇒ Object
• #variables ⇒ Object

Constructor Details

#initialize(variables = [], values = []) ⇒ Frame

# File 'lib/rbsiev/environment.rb', line 17

def initialize(variables = [], values = [])
  @bindings = variables.zip(values).to_h
end

Instance Method Details

#add_binding(var, val) ⇒ Object

# File 'lib/rbsiev/environment.rb', line 33

def add_binding(var, val)
  @bindings.merge!({var => val})
end

#lookup(var) ⇒ Object

# File 'lib/rbsiev/environment.rb', line 29

def lookup(var)
  @bindings[var]
end

#set(var, value) ⇒ Object

# File 'lib/rbsiev/environment.rb', line 37

def set(var, value)
  @bindings[var] = value
end

#values ⇒ Object

# File 'lib/rbsiev/environment.rb', line 25

def values
  @bindings.values
end

#variables ⇒ Object

# File 'lib/rbsiev/environment.rb', line 21

def variables
  @bindings.keys
end