Mike Gerwitz

Activist for User Freedom

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authorMike Gerwitz <gerwitm@lovullo.com>2016-07-05 16:14:15 -0400
committerMike Gerwitz <gerwitm@lovullo.com>2016-07-06 00:16:12 -0400
commit641147cd8ff84755b640869e55c8be48cc566b31 (patch)
treeb6ab16e5013b9bc308e8ef56b9455f5ccd992192 /src/graph.xsl
parentbcf1e0457fc3f8a41d9c8e7692228b33649d777a (diff)
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graph:union normalize/dedupe test
This was already happening, but formally test and document it, since it's a very useful property. * src/graph.xsl (graph:union): Document dedupe behavior * test/graph-test.xsl: Add test data * test/graph.xspec: Add dedupe test for graph:union
Diffstat (limited to 'src/graph.xsl')
-rw-r--r--src/graph.xsl5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/graph.xsl b/src/graph.xsl
index 0a80861..6950c03 100644
--- a/src/graph.xsl
+++ b/src/graph.xsl
@@ -136,6 +136,11 @@
@end verbatim
@caption{(G₁ ∪ G₂ ∪ G₃)}
@end float
+
+ This function also removes duplicate vertices and edges,
+ so it can be used with a single (or multiple) graphs to normalize
+ and tidy things up.
+ Any unknown XML nodes are removed.
-->
<function name="graph:union" as="element( preproc:sym-deps )*">
<param name="graphs" as="element( preproc:sym-deps )*" />