[("tests/examples/Default1.hs:1:19-44: Warning: Use concatMap\nFound:\n concat . map f . baz . bar\nPerhaps:\n concatMap f . baz . bar\n",[Replace {rtype = Expr, pos = SrcSpan {startLine = 1, startCol = 19, endLine = 1, endCol = 45}, subts = [("f",SrcSpan {startLine = 1, startCol = 32, endLine = 1, endCol = 33}),("x",SrcSpan {startLine = 1, startCol = 36, endLine = 1, endCol = 45})], orig = "concatMap f . x"}])]