annotate tests/hghaveaddon.py @ 3636:92a2d3217de9

evolve: show a message when evolution leads to no changes to commit

In case of orphan resolution, evolution may result in no changes to commit. This
patch adds a use message in such cases. This is same as the rebase behavior.

import hghave

@hghave.check("docgraph-ext", "Extension to generate graph from repository")
def docgraph():
    try:
        import hgext.docgraph
        hgext.docgraph.cmdtable # trigger import
    except ImportError:
        try:
            import hgext3rd.docgraph
            hgext3rd.docgraph.cmdtable # trigger import
        except ImportError:
            return False
    return True