dom/xml/resources/XMLPrettyPrint.xsl


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<?xml version="1.0"?>
<!-- This Source Code Form is subject to the terms of the Mozilla Public
   - License, v. 2.0. If a copy of the MPL was not distributed with this
   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->

<!DOCTYPE overlay>

<xsl:stylesheet version="1.0"
                xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
                xmlns="http://www.w3.org/1999/xhtml">

  <xsl:output method="xml"/>

  <xsl:template match="/">
    <div id="top">
      <link rel="stylesheet" href="chrome://global/content/xml/XMLPrettyPrint.css"/>
      <div id="header">
        <p data-l10n-id="xml-nostylesheet"></p>
      </div>
      <main id="tree" class="highlight">
        <xsl:apply-templates/>
      </main>
    </div>
  </xsl:template>

  <xsl:template match="*">
    <div>
      <xsl:text>&lt;</xsl:text>
      <span class="start-tag"><xsl:value-of select="name(.)"/></span>
      <xsl:apply-templates select="@*"/>
      <xsl:text>/&gt;</xsl:text>
    </div>
  </xsl:template>

  <xsl:template match="*[node()]">
    <div><xsl:apply-templates mode="space" select="@xml:space"/>
      <xsl:text>&lt;</xsl:text>
      <span class="start-tag"><xsl:value-of select="name(.)"/></span>
      <xsl:apply-templates select="@*"/>
      <xsl:text>&gt;</xsl:text>

      <span class="text"><xsl:value-of select="."/></span>

      <xsl:text>&lt;/</xsl:text>
      <span class="end-tag"><xsl:value-of select="name(.)"/></span>
      <xsl:text>&gt;</xsl:text>
    </div>
  </xsl:template>

  <xsl:template match="*[* or processing-instruction() or comment() or string-length(.) &gt; 50]">
    <div><xsl:apply-templates mode="space" select="@xml:space"/>
      <details open="" class="expandable-body">
        <summary class="expandable-opening">
          <xsl:text>&lt;</xsl:text>
          <span class="start-tag"><xsl:value-of select="name(.)"/></span>
          <xsl:apply-templates select="@*"/>
          <xsl:text>&gt;</xsl:text>
        </summary>

        <div class="expandable-children"><xsl:apply-templates/></div>

      </details>
      <span class="expandable-closing">
        <xsl:text>&lt;/</xsl:text>
        <span class="end-tag"><xsl:value-of select="name(.)"/></span>
        <xsl:text>&gt;</xsl:text>
      </span>
    </div>
  </xsl:template>

  <xsl:template match="@xml:space[string() = 'default']" mode="space">
    <xsl:attribute name="class">space-default</xsl:attribute>
  </xsl:template>
  <xsl:template match="@xml:space[string() = 'preserve']" mode="space">
    <xsl:attribute name="class">space-preserve</xsl:attribute>
  </xsl:template>

  <xsl:template match="@*">
    <xsl:text> </xsl:text>
    <span class="attribute-name"><xsl:value-of select="name(.)"/></span>
    <xsl:text>=</xsl:text>
    <span class="attribute-value">"<xsl:value-of select="."/>"</span>
  </xsl:template>

  <xsl:template match="text()">
    <xsl:if test="normalize-space(.)">
      <xsl:value-of select="."/>
    </xsl:if>
  </xsl:template>

  <xsl:template match="processing-instruction()">
    <div class="pi">
      <xsl:text>&lt;?</xsl:text>
      <xsl:value-of select="name(.)"/>
      <xsl:text> </xsl:text>
      <xsl:value-of select="."/>
      <xsl:text>?&gt;</xsl:text>
    </div>
  </xsl:template>

  <xsl:template match="processing-instruction()[string-length(.) &gt; 50]">
    <div class="pi">
      <details open="" class="expandable-body">
        <summary class="expandable-opening">
          <xsl:text>&lt;?</xsl:text>
          <xsl:value-of select="name(.)"/>
        </summary>
        <div class="expandable-children"><xsl:value-of select="."/></div>
      </details>
      <span class="expandable-closing">
        <xsl:text>?&gt;</xsl:text>
      </span>
    </div>
  </xsl:template>

  <xsl:template match="comment()">
    <div class="comment">
      <xsl:text>&lt;!--</xsl:text>
      <xsl:value-of select="."/>
      <xsl:text>--&gt;</xsl:text>
    </div>
  </xsl:template>

  <xsl:template match="comment()[string-length(.) &gt; 50]">
    <div class="comment">
      <details open="" class="expandable-body">
        <summary class="expandable-opening">
          <xsl:text>&lt;!--</xsl:text>
        </summary>
        <div class="expandable-children">
          <xsl:value-of select="."/>
        </div>
      </details>
      <span class="expandable-closing">
        <xsl:text>--&gt;</xsl:text>
      </span>
    </div>
  </xsl:template>

</xsl:stylesheet>