[("tests/examples/Lambda21.hs:1:10-38: Suggestion: Collapse lambdas\nFound:\n \\ x -> \\ y -> \\ z -> x x y y z z\nPerhaps:\n \\ x y z -> x x y y z z\n",[Replace {rtype = Expr, pos = SrcSpan {startLine = 1, startCol = 10, endLine = 1, endCol = 39}, subts = [("body",SrcSpan {startLine = 1, startCol = 28, endLine = 1, endCol = 39}),("a",SrcSpan {startLine = 1, startCol = 11, endLine = 1, endCol = 12}),("b",SrcSpan {startLine = 1, startCol = 17, endLine = 1, endCol = 18}),("c",SrcSpan {startLine = 1, startCol = 23, endLine = 1, endCol = 24})], orig = "\\ a b c -> body"}])]