Re: Unexpected list non-fusion

2011-12-19 Thread wren ng thornton
On 12/15/11 12:38 PM, Simon Peyton-Jones wrote: | Am Montag, den 12.12.2011, 15:37 -0500 schrieb wren ng thornton: | I've noticed that take and filter are good producers (and consumers) | for list fusion, but takeWhile, drop, and dropWhile are not. Is there | any reason for this discrepancy?

Re: Unexpected list non-fusion

2011-12-19 Thread wren ng thornton
On 12/17/11 6:42 AM, Joachim Breitner wrote: Dear Wren, Am Donnerstag, den 15.12.2011, 17:38 + schrieb Simon Peyton-Jones: | Am Montag, den 12.12.2011, 15:37 -0500 schrieb wren ng thornton: | I've noticed that take and filter are good producers (and consumers) | for list fusion, but

RE: Unexpected list non-fusion

2011-12-17 Thread Joachim Breitner
Dear Wren, Am Donnerstag, den 15.12.2011, 17:38 + schrieb Simon Peyton-Jones: | Am Montag, den 12.12.2011, 15:37 -0500 schrieb wren ng thornton: | I've noticed that take and filter are good producers (and consumers) | for list fusion, but takeWhile, drop, and dropWhile are not. Is there

RE: Unexpected list non-fusion

2011-12-15 Thread Simon Peyton-Jones
| Am Montag, den 12.12.2011, 15:37 -0500 schrieb wren ng thornton: | I've noticed that take and filter are good producers (and consumers) | for list fusion, but takeWhile, drop, and dropWhile are not. Is there | any reason for this discrepancy? | | If not, would I need to go through the

Re: Unexpected list non-fusion

2011-12-12 Thread Joachim Breitner
Hi, Am Montag, den 12.12.2011, 15:37 -0500 schrieb wren ng thornton: I've noticed that take and filter are good producers (and consumers) for list fusion, but takeWhile, drop, and dropWhile are not. Is there any reason for this discrepancy? If not, would I need to go through the