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bos / rwh Public

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rwh
examples
ch20

/

dynexc.ghci

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7 lines (7 loc) · 233 Bytes

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rwh
examples
ch20

/

dynexc.ghci

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7 lines (7 loc) · 233 Bytes

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--# e1

:l dynexc.hs

throwSqlErrorIO "state" 5 "error message"

handleSqlError $ throwSqlErrorIO "state" 5 "error message"

handleSqlError $ fail "other error"

--# e2

handleSql (fail . seErrorMsg) (throwSqlErrorIO "state" 5 "my error")

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