r<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span>    /**<a name="line.146"></a>
<span class="sourceLineNo">147</span>     * Constructs a new instance from a value. &lt;br/&gt;<a name="line.147"></a>
<span class="sourceLineNo">148</span>     * To be used by OCaml implementations.<a name="line.148"></a>
<span class="sourceLineNo">149</span>     * @param w0 wrapper for first parameter - should not be {@code null}<a name="line.149"></a>
<