On Feb 10, 2012, at 2:43 PM, Danny Yoo wrote: >> >> "Ho Ho!" thought I. "Beginner Student Racket will give a much better error >> message." Actually, though, the error message was much worse: it highlighted >> the id "list-sum-odd" in what should have been the 'else' case, and wrote: >> >> "list-sum-odd: expected a function call, but there is no open parenthesis >> before this function" >> >> ... which is really terrible, because there *IS* a parenthesis right before >> the function name. > > > This is a variation of one of the cases described in Guillaume's paper > on error messages. Figure 4 of > http://gmarceau.qc.ca/papers/Marceau-2010-Measuring-Effectiveness.pdf
Yes, I agree. Are you suggesting that there's low-hanging fruit in the form of a more general solution? John
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