{"ast_node_type":"other","tokens":[{"end":82,"kind":"keyword","start":0,"text":"///"}]}
    /// If the label is followed immediately by a `:` token, the label and `:` are
    /// Parse `"break" (('label (:? expr)?) | expr?)` with `"break"` token already eaten.
    /// parsed as part of the expression (i.e. a labeled loop). The language team has