options-gen should have option auto for -defaults-from flag. This flag will be used by default.
When -defaults-from=auto is used, options-gen should try to find one of defaults source:
default tag in options field. High prioritydefaultOptions variable. Second prioritygetDefaultOptions function. Third priority
options-gen should have option
autofor-defaults-fromflag. This flag will be used by default.When
-defaults-from=autois used, options-gen should try to find one of defaults source:defaulttag in options field. High prioritydefaultOptionsvariable. Second prioritygetDefaultOptionsfunction. Third priority