Document the { __toString } interface

This commit is contained in:
zimbatm 2016-09-21 11:36:03 +01:00
parent 3fcfd899f8
commit 7d7ec2b3a8

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@ -995,9 +995,9 @@ in foo</programlisting>
<listitem><para>Convert the expression
<replaceable>e</replaceable> to a string.
<replaceable>e</replaceable> can be a string (in which case
<function>toString</function> is a no-op) or a path (e.g.,
<function>toString</function> is a no-op), a path (e.g.,
<literal>toString /foo/bar</literal> yields
<literal>"/foo/bar"</literal>.</para></listitem>
<literal>"/foo/bar"</literal> or a set containing <literal>{ __toString = self: ...; }</literal>.</para></listitem>
</varlistentry>