--- a/sysmodelgen/core/mergesysdef.xsl Mon Apr 19 18:29:46 2010 +0100
+++ b/sysmodelgen/core/mergesysdef.xsl Mon Apr 19 18:36:20 2010 +0100
@@ -22,10 +22,16 @@
<xsl:variable name="downstream" select="document($Downstream,.)/SystemDefinition"/>
<xsl:param name="upname">
<xsl:choose>
- <xsl:when test="$downstream[starts-with(@schema,'2.') or starts-with(@schema,'1.') or not(systemModel)]">
+ <xsl:when test="$downstream[starts-with(@schema,'2.') or starts-with(@schema,'1.')]">
<xsl:message terminate="yes">Syntax <xsl:value-of select="@schema"/> not supported</xsl:message>
</xsl:when>
- <xsl:when test="/SystemDefinition/systemModel/@name=$downstream/systemModel/@name">
+ <xsl:when test="name($downstream/*)!=name(/SystemDefinition/*)">
+ <xsl:message terminate="yes">Can only merge fragments of the same rank</xsl:message>
+ </xsl:when>
+<!-- <xsl:when test="$downstream[not(systemModel)]">
+ <xsl:message terminate="yes">Needs to be a standalone system definition</xsl:message>
+ </xsl:when>-->
+ <xsl:when test="/SystemDefinition/systemModel/@name=$downstream/systemModel/@name or not(/SystemDefinition/systemModel/@name)">
<xsl:apply-templates mode="origin-term" select="/*">
<xsl:with-param name="root">Upstream</xsl:with-param>
</xsl:apply-templates>
@@ -36,11 +42,14 @@
<xsl:param name="downname">
<xsl:choose>
- <xsl:when test="/SystemDefinition/systemModel/@name=$downstream/systemModel/@name">
+ <xsl:when test="/SystemDefinition/systemModel/@name=$downstream/systemModel/@name or not($downstream/systemModel/@name)">
<xsl:apply-templates mode="origin-term" select="$downstream">
<xsl:with-param name="root">Downstream</xsl:with-param>
</xsl:apply-templates>
</xsl:when>
+ <xsl:when test="name($downstream/*)!=name(/SystemDefinition/*)">
+ <xsl:message terminate="yes">Can only merge fragments of the same rank</xsl:message>
+ </xsl:when>
<xsl:otherwise><xsl:value-of select="$downstream/systemModel/@name"/></xsl:otherwise>
</xsl:choose>
</xsl:param>