Class: Gloo::Objs::Boolean
- Inherits:
-
Core::Obj
- Object
- Core::Baseo
- Core::Obj
- Gloo::Objs::Boolean
- Defined in:
- lib/gloo/objs/basic/boolean.rb
Constant Summary collapse
- KEYWORD =
'boolean'.freeze
- KEYWORD_SHORT =
'bool'.freeze
- TRUE =
'true'.freeze
- FALSE =
'false'.freeze
Constants inherited from Core::Baseo
Core::Baseo::NOT_IMPLEMENTED_ERR
Instance Attribute Summary
Attributes inherited from Core::Obj
Attributes inherited from Core::Baseo
Class Method Summary collapse
-
.boolean?(token) ⇒ Boolean
Is the given token a boolean?.
-
.coerse_to_bool(new_value) ⇒ Object
Coerse the new value to a boolean value.
-
.messages ⇒ Object
Get a list of message names that this object receives.
-
.short_typename ⇒ Object
The short name of the object type.
-
.typename ⇒ Object
The name of the object type.
Instance Method Summary collapse
-
#msg_false ⇒ Object
Set the value to false.
-
#msg_not ⇒ Object
Set the value to the opposite of what it is.
-
#msg_true ⇒ Object
Set the value to true.
-
#set_value(new_value) ⇒ Object
Set the value with any necessary type conversions.
-
#value_display ⇒ Object
Get the value for display purposes.
Methods inherited from Core::Obj
#add_child, #add_children_on_create?, #add_default_children, can_create?, #can_receive_message?, #child_count, #child_index, #contains_child?, #delete_children, #dispatch, #display_value, #find_add_child, #find_child, #find_child_resolve_alias, #find_child_value, help, inherited, #initialize, #is_alias?, #is_container?, #is_function?, #msg_blank?, #msg_contains?, #msg_reload, #msg_unload, #multiline_value?, #pn, #remove_child, #render, #root?, #send_message, #set_parent, #sql_value, #type_display, #value_is_array?, #value_is_blank?, #value_string?
Methods inherited from Core::Baseo
Constructor Details
This class inherits a constructor from Gloo::Core::Obj
Class Method Details
.boolean?(token) ⇒ Boolean
Is the given token a boolean?
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# File 'lib/gloo/objs/basic/boolean.rb', line 61 def self.boolean?( token ) return true if token == true return true if token == false if token.class.name == 'String' return true if token.strip.downcase == TRUE return true if token.strip.downcase == FALSE end return false end |
.coerse_to_bool(new_value) ⇒ Object
Coerse the new value to a boolean value.
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# File 'lib/gloo/objs/basic/boolean.rb', line 40 def self.coerse_to_bool( new_value ) return false if new_value.nil? # I should be able to use this: # if new_value.kind_of?( String ) # but it doesn't work. I don't know why. if new_value.class.name == 'String' return true if new_value.strip.downcase == TRUE return false if new_value.strip.downcase == FALSE return true if new_value.strip.downcase == 't' return false if new_value.strip.downcase == 'f' elsif new_value.class.name == 'Integer' return new_value.zero? ? false : true end return new_value == true end |
.messages ⇒ Object
Get a list of message names that this object receives.
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# File 'lib/gloo/objs/basic/boolean.rb', line 86 def self. return super + %w[not true false] end |
.short_typename ⇒ Object
The short name of the object type.
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# File 'lib/gloo/objs/basic/boolean.rb', line 26 def self.short_typename return KEYWORD_SHORT end |
.typename ⇒ Object
The name of the object type.
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# File 'lib/gloo/objs/basic/boolean.rb', line 19 def self.typename return KEYWORD end |
Instance Method Details
#msg_false ⇒ Object
Set the value to false.
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# File 'lib/gloo/objs/basic/boolean.rb', line 112 def msg_false set_value false @engine.heap.it.set_to false return false end |
#msg_not ⇒ Object
Set the value to the opposite of what it is.
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# File 'lib/gloo/objs/basic/boolean.rb', line 93 def msg_not v = !value set_value v @engine.heap.it.set_to v return v end |
#msg_true ⇒ Object
Set the value to true.
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# File 'lib/gloo/objs/basic/boolean.rb', line 103 def msg_true set_value true @engine.heap.it.set_to true return true end |
#set_value(new_value) ⇒ Object
Set the value with any necessary type conversions.
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# File 'lib/gloo/objs/basic/boolean.rb', line 33 def set_value( new_value ) self.value = Gloo::Objs::Boolean.coerse_to_bool( new_value ) end |