syntax_data: {"ast_node_type":"other","tokens":[{"end":98,"kind":"keyword","start":0,"text":"opt(Stable,"}]}
source_snippet:         opt(Stable, Opt, "", "crate-name", "Specify the name of the crate being built", "<NAME>"),
context_before:         make_crate_type_option(),
context_after:         opt(Stable, Opt, "", "edition", &EDITION_STRING, EDITION_NAME_LIST),