 an implicit conversion from <a href="" name="provingground.Context.Defn" id="provingground.Context.Defn" class="extype">Defn</a>[<span name="provingground.Context.Defn.U" class="extype">U</span>] to<span name="scala.Predef.Ensuring" class="extype">Ensuring</span>[<a href="" name="provingground.Context.Defn" id="provingground.Context.Defn" class="extype">Defn</a>[<span name="provingground.Context.Defn.U" class="extype">U</span>]] performed by method Ensuring in scala.Predef.</dd><dt>Definition Classes</dt><