nixpkgs/pkgs/applications/misc/far2l/add-nix-syntax-highlighting.patch

diff --git a/colorer/configs/base/hrc/nix.hrc b/colorer/configs/base/hrc/nix.hrc
new file mode 100644
index 0000000..1bd9bb5
--- /dev/null
+++ b/colorer/configs/base/hrc/nix.hrc
@@ -0,0 +1,132 @@
+<?xml version="1.0" encoding="windows-1251"?>
+<!DOCTYPE hrc PUBLIC "-//Cail Lomecb//DTD Colorer HRC take5//EN"
+  "http://colorer.sf.net/2003/hrc.dtd">
+<hrc version="take5" xmlns="http://colorer.sf.net/2003/hrc"
+     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+     xsi:schemaLocation="http://colorer.sf.net/2003/hrc http://colorer.sf.net/2003/hrc.xsd">
+
+  <type name="nix">
+
+    <annotation><documentation>
+        Nix
+    </documentation></annotation>
+
+    <import type="def"/>
+
+    <region name="Code" parent="def:Text"/>
+    <region name="StringEscape" parent="def:StringContent"/>
+    <region name='Import' parent='def:Directive'/>
+    <region name='ImportOutline' parent='def:Outlined'/>
+    <region name="Path"     parent="def:Path"/>
+    <region name="URL"      parent="def:String"/>
+    <region name="LiteralKeyword" parent="def:Keyword"/>
+    <region name='Interpolation' parent='def:StringEdge'/>
+    <region name="Ident" parent="def:Identifier"/> <!-- Label  -->
+
+    <scheme name="TabsAsErrors" if="tabs-as-errors">
+      <regexp match="/\t+/" region='def:Error'/>
+    </scheme>
+
+    <scheme name="SpacesAsErrors" if="spaces-as-errors">
+      <regexp match="/\x20+$/" region='def:Error'/>
+    </scheme>
+
+    <scheme name="NotNestedComment">
+      <inherit scheme="TabsAsErrors"/>
+      <inherit scheme="SpacesAsErrors"/>
+      <inherit scheme="Comment"/>
+    </scheme>
+
+    <scheme name="String">
+      <inherit scheme="TabsAsErrors"/>
+      <inherit scheme="SpacesAsErrors"/>
+<!--  <regexp match="/\\[xX]0*[\da-fA-F]{1,2}/"                   region0="StringEscape"/> -->
+      <regexp match="/\\./"                                       region0="StringEscape"/>
+      <block start="/(\$\{)/" end="/(\})/" scheme="NixExpression" region="Code" region00="Interpolation" region01="PairStart" region10="Interpolation" region11="PairEnd"/>
+    </scheme>
+
+    <scheme name="BlockString">
+      <inherit scheme="TabsAsErrors"/>
+      <inherit scheme="SpacesAsErrors"/>
+
+      <regexp match="/&apos;&apos;\$/"                                          region0="StringEscape"/>
+      <regexp match="/&apos;&apos;&apos;/"                                      region0="StringEscape"/>
+      <block start="/(\$\{)/" end="/(\})/" scheme="NixExpression" region="Code" region00="Interpolation" region01="PairStart" region10="Interpolation" region11="PairEnd"/>
+    </scheme>
+
+    <scheme name="NixIdent">
+      <regexp match="/\w[\w\d-]*'*/"           region0="Ident"/>
+    </scheme>
+
+    <scheme name="NixExpression">
+      <inherit scheme="TabsAsErrors"/>
+      <inherit scheme="SpacesAsErrors"/>
+
+      <inherit scheme="def:unixCommentDirective"/>
+      <block start="/#/"    end="/\s*$/"            scheme="Comment"          region="LineComment" region10="def:Error"/>
+      <block start="/\/\*/" end="/\*\//"            scheme="NotNestedComment" region="Comment"     region00="PairStart" region10="PairEnd"/>
+
+      <block start="/(\$\{)/" end="/(\})/" scheme="NixExpression" region00="Interpolation" region01="PairStart" region10="Interpolation" region11="PairEnd"/>
+      <block start="/(\{)/"   end="/(\})/" scheme="NixExpression" region00="Symbol"        region01="PairStart" region10="Symbol"        region11="PairEnd"/>
+      <block start="/(\()/"   end="/(\))/" scheme="NixExpression" region00="Symbol"        region01="PairStart" region10="Symbol"        region11="PairEnd"/>
+      <block start="/(\[)/"   end="/(\])/" scheme="NixExpression" region00="Symbol"        region01="PairStart" region10="Symbol"        region11="PairEnd"/>
+
+      <regexp match="/[\w\d.+=?~-]*(\/[\w\d.+?~-]+)+/"                          region0="Path"/>
+      <regexp match="/&lt;[\w\d\/.+?~-]+&gt;/"                                  region0="Path"/>
+      <regexp match="/(ftp|mirror|http|https|git):\/\/[\w\d\/:?=&amp;.~+-]+/"   region0="URL"/>
+      <block start="/(&quot;)/"       end="/(&quot;)/"       scheme="String"      region="String" region00="def:StringEdge" region01="def:PairStart" region10="def:StringEdge" region11="def:PairEnd"/>
+      <block start="/(&apos;&apos;)/" end="/(&apos;&apos;)/" scheme="BlockString" region="String" region00="def:StringEdge" region01="def:PairStart" region10="def:StringEdge" region11="def:PairEnd"/>
+
+      <keywords region="Keyword">
+        <word name="assert"/>
+        <word name="else"/>
+        <word name="if"/>
+        <word name="in"/>
+        <word name="inherit"/>
+        <word name="import"/>
+        <word name="let"/>
+        <word name="or"/>
+        <word name="rec"/>
+        <word name="then"/>
+        <word name="throw"/>
+        <word name="with"/>
+      </keywords>
+      <keywords region="LiteralKeyword">
+        <word name="true"/>
+        <word name="false"/>
+        <word name="null"/>
+      </keywords>
+      <keywords region="Symbol">
+        <symb name="."/>
+        <symb name=":"/>
+        <symb name=","/>
+        <symb name=";"/>
+
+        <symb name="*"/>
+        <symb name="/"/>
+        <symb name="%"/>
+        <symb name="+"/>
+        <symb name="-"/>
+        <symb name="!"/>
+        <symb name="?"/>
+        <symb name="@"/>
+        <symb name="&lt;"/>
+        <symb name="&gt;"/>
+        <symb name="&amp;"/>
+        <symb name="|"/>
+        <symb name="="/>
+        <symb name="..."/>
+      </keywords>
+
+      <inherit scheme="def:Number"/>
+      <inherit scheme="NixIdent"/>
+
+      <regexp match="/[^\)\}\]\s]/" region='def:Error'/>
+
+    </scheme>
+
+    <scheme name="nix">
+      <inherit scheme="NixExpression"/>
+    </scheme>
+
+  </type>
+</hrc>
diff --git a/colorer/configs/base/hrc/proto.hrc b/colorer/configs/base/hrc/proto.hrc
index 11e493b..2a67263 100644
--- a/colorer/configs/base/hrc/proto.hrc
+++ b/colorer/configs/base/hrc/proto.hrc
@@ -156,6 +156,14 @@
     <location link="jar:common.jar!base/lua.hrc"/>
     <filename>/\.(w?lua)$/i</filename>
   </prototype>
+  <prototype name="nix" group="main" description="Nix">
+    <location link="nix.hrc"/>
+    <filename>/\.(nix)$/i</filename>
+    <parameters>
+      <param name="tabs-as-errors" value="true" description="Shows tabulation symbol as error"/>
+      <param name="spaces-as-errors" value="true" description="Shows trailing spaces as error"/>
+    </parameters>
+  </prototype>
   <prototype name="ruby" group="main" description="Ruby">
     <location link="jar:common.jar!base/ruby.hrc"/>
     <filename>/\.(rb|rbw|ruby|rake)$/i</filename>