From a23e06da1942801b253e5e4f7461b318d8508ea6 Mon Sep 17 00:00:00 2001
From: Lars Thorsen <lars@erlang.org>
Date: Mon, 9 Oct 2017 10:21:46 +0200
Subject: [erl_docgen] Fix spacing for code blocks

---
 lib/erl_docgen/priv/xsl/db_funcs.xsl | 136 +++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 lib/erl_docgen/priv/xsl/db_funcs.xsl

(limited to 'lib/erl_docgen/priv/xsl/db_funcs.xsl')

diff --git a/lib/erl_docgen/priv/xsl/db_funcs.xsl b/lib/erl_docgen/priv/xsl/db_funcs.xsl
new file mode 100644
index 0000000000..8178ce44fb
--- /dev/null
+++ b/lib/erl_docgen/priv/xsl/db_funcs.xsl
@@ -0,0 +1,136 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     #
+     # %CopyrightBegin%
+     #
+     # Copyright Ericsson AB 2009-2017. All Rights Reserved.
+     #
+     # Licensed under the Apache License, Version 2.0 (the "License");
+     # you may not use this file except in compliance with the License.
+     # You may obtain a copy of the License at
+     #
+     #     http://www.apache.org/licenses/LICENSE-2.0
+     #
+     # Unless required by applicable law or agreed to in writing, software
+     # distributed under the License is distributed on an "AS IS" BASIS,
+     # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     # See the License for the specific language governing permissions and
+     # limitations under the License.
+     #
+     # %CopyrightEnd%
+
+     -->
+<xsl:stylesheet version="1.0"
+  xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+  xmlns:erl="http://erlang.org"
+  xmlns:func="http://exslt.org/functions"
+  extension-element-prefixes="func"
+  xmlns:fo="http://www.w3.org/1999/XSL/Format"
+  xmlns:fn="http://www.w3.org/2005/02/xpath-functions">
+
+  <!-- Used from code template to trim the newline/cr after the tag
+       and spaces/tabs between them
+  -->
+  <xsl:variable name="newlinechars" select="'&#10;&#13;'" />
+  <xsl:variable name="spacechars" select="'&#09; '" />
+
+  <func:function name="erl:code_trim">
+    <xsl:param name="string" />
+
+    <xsl:variable name="leftresult" select="erl:code_ltrim($string, $string)"/>
+    <xsl:variable name="result" select="erl:code_rtrim($leftresult, $leftresult)"/>
+
+    <func:result select="$result"/>
+  </func:function>
+
+  <func:function name="erl:code_rtrim">
+    <xsl:param name="string" />
+    <xsl:param name="origstring" />
+    
+    <xsl:variable name="length" select="string-length($string)" />
+
+    <xsl:variable name="result">
+      <xsl:if test="$length &gt; 0">
+	<xsl:choose>
+          <xsl:when test="contains($spacechars, substring($string, $length, 1))">
+	    <xsl:value-of select="erl:code_rtrim(substring($string, 1, $length - 1), $origstring)" />
+          </xsl:when>
+          <xsl:when test="contains($newlinechars, substring($string, $length, 1))">
+	    <xsl:value-of select="erl:code_rtrim_1(substring($string, 1, $length - 1))" />
+          </xsl:when>	
+          <xsl:otherwise>
+            <xsl:value-of select="$origstring" />
+          </xsl:otherwise>
+	</xsl:choose>
+    </xsl:if>
+    </xsl:variable>
+
+    <func:result select="$result" />
+  </func:function>
+  
+  <func:function name="erl:code_rtrim_1">
+    <xsl:param name="string" />
+    
+    <xsl:variable name="length" select="string-length($string)" />
+
+    <xsl:variable name="result">
+      <xsl:if test="$length &gt; 0">
+	<xsl:choose>
+          <xsl:when test="contains($newlinechars, substring($string, $length, 1))">
+	    <xsl:value-of select="erl:code_rtrim_1(substring($string, 1, $length - 1))" />
+          </xsl:when>	
+          <xsl:otherwise>
+	    <xsl:value-of select="erl:code_rtrim($string, $string)" />	    
+            <!--xsl:value-of select="$string" /-->
+          </xsl:otherwise>
+	</xsl:choose>
+      </xsl:if>
+    </xsl:variable>
+
+    <func:result select="$result" />
+  </func:function>
+  
+  <func:function name="erl:code_ltrim">
+    <xsl:param name="string" />
+    <xsl:param name="origstring" />
+
+    <xsl:variable name="result">
+      <xsl:if test="string-length($string) &gt; 0">
+	<xsl:choose>
+          <xsl:when test="contains($spacechars, substring($string, 1, 1))">
+	    <xsl:value-of select="erl:code_ltrim(substring($string, 2), $origstring)" />
+          </xsl:when>
+          <xsl:when test="contains($newlinechars, substring($string, 1, 1))">
+	    <xsl:value-of select="erl:code_ltrim_1(substring($string, 2))" />
+          </xsl:when>	
+          <xsl:otherwise>
+            <xsl:value-of select="$origstring" />
+          </xsl:otherwise>
+	</xsl:choose>
+      </xsl:if>
+    </xsl:variable>
+
+    <func:result select="$result" />
+  </func:function>
+  
+  <func:function name="erl:code_ltrim_1">
+    <xsl:param name="string" />
+
+    <xsl:variable name="result">
+      <xsl:if test="string-length($string) &gt; 0">
+	<xsl:choose>
+          <xsl:when test="contains($newlinechars, substring($string, 1, 1))">
+	    <xsl:value-of select="erl:code_ltrim_1(substring($string, 2))" />
+          </xsl:when>	
+          <xsl:otherwise>
+	    <xsl:value-of select="erl:code_ltrim($string, $string)" />
+            <!--xsl:value-of select="$string" /-->
+          </xsl:otherwise>
+	</xsl:choose>
+      </xsl:if>
+    </xsl:variable>
+    
+    <func:result select="$result" />
+  </func:function>
+
+</xsl:stylesheet>
-- 
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