mapAt
Returns the YamlMap at pointer, or null if the path is absent.
Return
The YamlMap at the specified path, or null if absent.
Parameters
pointer
The KPointer identifying the value to retrieve.
Throws
if the value at pointer exists but is not a YamlMap (including net.mamoe.yamlkt.YamlNull).
Parses path via KPointer.from and returns the YamlMap at that path, or null if absent.
Return
The YamlMap at the specified path, or null if absent.
Parameters
path
A pointer string (RFC 6901, fragment, or dot-notation, dispatched by prefix).