DOC: documented Nepali language support (hunspell and snowball)

Author: Liudmila Mantrova

doc/src/sgml/contrib.sgml

@@ -151,6 +151,7 @@ CREATE EXTENSION <replaceable>module_name</> FROM unpackaged;
  &seg;
  &sepgsql;
  &shared-ispell;
+ &snowball-ext;
  &sr-plan;
  &sslinfo;
  &tablefunc;

doc/src/sgml/filelist.sgml

@@ -161,6 +161,7 @@
 <!ENTITY contrib-spi     SYSTEM "contrib-spi.sgml">
 <!ENTITY sepgsql         SYSTEM "sepgsql.sgml">
 <!ENTITY shared-ispell   SYSTEM "shared-ispell.sgml">
+<!ENTITY snowball-ext    SYSTEM "snowball-ext.sgml">
 <!ENTITY sslinfo         SYSTEM "sslinfo.sgml">
 <!ENTITY sr-plan         SYSTEM "sr_plan.sgml">
 <!ENTITY tablefunc       SYSTEM "tablefunc.sgml">

doc/src/sgml/hunspell-dict.sgml

@@ -51,6 +51,12 @@
       <entry><literal>russian_hunspell</literal></entry>
       <entry><literal>russian_hunspell</literal></entry>
      </row>
+     <row>
+      <entry>Nepali</entry>
+      <entry><filename>hunspell_ne_np</filename></entry>
+      <entry><literal>nepali_hunspell</literal></entry>
+      <entry><literal>nepali_hunspell</literal></entry>
+     </row>
     </tbody>
   </tgroup>
  </table>

doc/src/sgml/snowball-ext.sgml

@@ -0,0 +1,54 @@
+<!-- doc/src/sgml/snowball-ext.sgml -->
+
+<sect1 id="snowball-ext" xreflabel="snowball_ext">
+ <title>snowball_ext</title>
+
+ <indexterm zone="snowball-ext">
+  <primary>snowball-ext</primary>
+ </indexterm>
+
+ <para>
+  The <filename>snowball_ext</filename> module enables full-text
+  search support for the Nepali language in the Snowball dictionary.
+  This module adds the <literal>nepali_stem</literal> stemmer and
+  the <literal>nepali</literal> configuration, as well as creates
+  a full-text search template <literal>snowball_ext</literal>.
+ </para>
+
+ <sect2>
+  <title>Installation</title>
+
+  <para>
+   The <filename>snowball_ext</filename> module is included into
+   <productname>&project;</productname>. Once you have <productname>&project;</productname>
+   installed, create the <filename>snowball_ext</filename> extension
+   using the following statement:
+   <programlisting>
+CREATE EXTENSION snowball_ext;
+</programlisting>
+  </para>
+
+ </sect2>
+
+ <sect2>
+  <title>Usage</title>
+
+  <para>
+   The functionality of the <filename>snowball_ext</filename> extension
+   for the Nepali language is identical to the one provided by the
+   built-in Snowball dictionary for other supported languages. For
+   details on configuring full-text search, see <xref linkend="textsearch">.
+  </para>
+
+ </sect2>
+
+ <sect2>
+  <title>Authors</title>
+
+  <para>
+   Postgres Professional, Moscow, Russia
+  </para>
+
+ </sect2>
+
+</sect1>