Class: OpenUSD::MetadataView

Inherits:
Hash
  • Object
show all
Defined in:
lib/openusd/metadata_view.rb

Overview

Hash-compatible composed metadata that authors mutations through a callback.

Instance Method Summary collapse

Constructor Details

#initialize(values, writer:) ⇒ MetadataView

Returns a new instance of MetadataView.



6
7
8
9
10
 
# File 'lib/openusd/metadata_view.rb', line 6

def initialize(values, writer:)
  super()
  values.each { |key, value| store(key.to_s, value) }
  @writer = writer
end

Instance Method Details

#[]=(key, value) ⇒ Object

Author a metadata value through the owning view.



13
14
15
16
17
 
# File 'lib/openusd/metadata_view.rb', line 13

def []=(key, value)
  normalized = key.to_s
  @writer.call(:set, normalized, value)
  store(normalized, value)
end

#delete(key) ⇒ Object

Delete an authored metadata value.



20
21
22
23
24
 
# File 'lib/openusd/metadata_view.rb', line 20

def delete(key)
  normalized = key.to_s
  @writer.call(:delete, normalized, nil)
  super(normalized)
end