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poset: to_dot also draw isolated nodes
[nit.git]
/
src
/
poset.nit
diff --git
a/src/poset.nit
b/src/poset.nit
index
aca5d32
..
0a4a4b9
100644
(file)
--- a/
src/poset.nit
+++ b/
src/poset.nit
@@
-133,6
+133,7
@@
class POSet[E: Object]
#var f = stdout
f.write "digraph \{\n"
for x in elements.keys do
#var f = stdout
f.write "digraph \{\n"
for x in elements.keys do
+ f.write "\"{x}\";\n"
var xe = self.elements[x]
for y in xe.dtos do
if self.has_edge(y,x) then
var xe = self.elements[x]
for y in xe.dtos do
if self.has_edge(y,x) then