add some more error checking to the xslt implementation of df-other-v…

…ectors-type

lower-1.xslt

@@ -81,6 +81,30 @@
         <xsl:variable name='enum-name' select='@index-enum'/>
         <xsl:variable name='item-type' select='@item-type'/>
 
+        <xsl:for-each select="*[not(name()='stl-vector' or name()='comment' or name()='code-helper')]">
+            <xsl:message terminate="yes">
+Error: df-other-vectors-type may only contain stl-vector fields. (<xsl:value-of select='name(.)'/>)
+            </xsl:message>
+        </xsl:for-each>
+
+        <xsl:for-each select="$vectors">
+            <xsl:variable name='enum-key' select='@name'/>
+            <xsl:variable name='enum-item' select='/data-definition/enum-type[@type-name=($enum-name)]/enum-item[@name=($enum-key)]'/>
+
+            <xsl:choose>
+                <xsl:when test='count($enum-item) = 0'>
+                    <xsl:message terminate="yes">
+Error: field <xsl:value-of select='$enum-key'/> is not a member of enum <xsl:value-of select='$enum-name'/>
+                    </xsl:message>
+                </xsl:when>
+                <xsl:when test="starts-with(($enum-item/@value), '-')">
+                    <xsl:message terminate="yes">
+Error: field <xsl:value-of select='$enum-key'/> corresponds to an enum value of <xsl:value-of select='$enum-item/@value'/>
+                    </xsl:message>
+                </xsl:when>
+            </xsl:choose>
+        </xsl:for-each>
+
         <ld:global-type ld:meta='struct-type' ld:subtype='df-other-vectors-type' ld:level='0' type-name='{@type-name}' index-enum='{$enum-name}' item-type='{$item-type}'>
             <xsl:apply-templates select="@comment|@since"/>
             <xsl:apply-templates select="comment|code-helper">