Fix default values for groups and nodes. #13
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For groups, this strips the label if it's empty. For nodes, this uses empty string as the default label which also results in the label attribute being stripped if empty. This is necessary because otherwise the default values don't lead to valid graphviz code.
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Thanks for merging this. I'll close #12 :) |
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This addresses #12
For groups, this strips the label if it's empty. For nodes, this uses
empty string as the default label which also results in the label
attribute being stripped if empty.
This is necessary because otherwise the default values don't lead to
valid graphviz code.