mirror of
https://github.com/lihop/godot-xterm.git
synced 2024-11-10 04:40:25 +01:00
39 lines
1.1 KiB
GDScript3
39 lines
1.1 KiB
GDScript3
|
# ------------------------------------------------------------------------------
|
||
|
|
# This datastructure represents a simple one-to-many relationship. It manages
|
||
|
|
# a dictionary of value/array pairs. It ignores duplicates of both the "one"
|
||
|
|
# and the "many".
|
||
|
|
# ------------------------------------------------------------------------------
|
||
|
|
var _items = {}
|
||
|
|
|
||
|
|
# return the size of _items or the size of an element in _items if "one" was
|
||
|
|
# specified.
|
||
|
|
func size(one=null):
|
||
|
|
var to_return = 0
|
||
|
|
if(one == null):
|
||
|
|
to_return = _items.size()
|
||
|
|
elif(_items.has(one)):
|
||
|
|
to_return = _items[one].size()
|
||
|
|
return to_return
|
||
|
|
|
||
|
|
# Add an element to "one" if it does not already exist
|
||
|
|
func add(one, many_item):
|
||
|
|
if(_items.has(one) and !_items[one].has(many_item)):
|
||
|
|
_items[one].append(many_item)
|
||
|
|
else:
|
||
|
|
_items[one] = [many_item]
|
||
|
|
|
||
|
|
func clear():
|
||
|
|
_items.clear()
|
||
|
|
|
||
|
|
func has(one, many_item):
|
||
|
|
var to_return = false
|
||
|
|
if(_items.has(one)):
|
||
|
|
to_return = _items[one].has(many_item)
|
||
|
|
return to_return
|
||
|
|
|
||
|
|
func to_s():
|
||
|
|
var to_return = ''
|
||
|
|
for key in _items:
|
||
|
|
to_return += str(key, ": ", _items[key], "\n")
|
||
|
|
return to_return
|