[("tests/examples/Bracket27.hs:1:7: Warning: Redundant $\nFound:\n  operator foo $ operator\nWhy not:\n  operator foo operator\n",[Replace {rtype = Expr, pos = SrcSpan {startLine = 1, startCol = 7, endLine = 1, endCol = 30}, subts = [("a",SrcSpan {startLine = 1, startCol = 7, endLine = 1, endCol = 19}),("b",SrcSpan {startLine = 1, startCol = 22, endLine = 1, endCol = 30})], orig = "a b"}])]