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Anchor and alias resolution is a documented YAML 1.2 feature for reusing structures with & and * syntax. The specification does not forbid duplicate anchor names, leaving the handling of later definitions and alias binding unspecified. Because the behavior is unspecified, different parser implementations can resolve the same document differently. That am
The YAML 1.2 specification introduces the merge key ! to facilitate map merging. However, the specification does not explicitly define precedence rules when a map contains multiple merge keys or when nested merges are applied. This lack of a defined standard creates uncertainty during serialization and deserialization, particularly when attempting to maintai
The YAML 1.2 specification allows the merge key << to inherit key-value pairs from one or more source mappings. While the specification ensures that keys explicitly defined in the target mapping override any merged values, it does not provide a definitive rule for precedence when multiple merge sources contain the same key. This ambiguity creates uncer
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