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VincentToups / shadchen-el

shadchen is an emacs lisp pattern matching library
GNU Lesser General Public License v3.0
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Incorrectness from concat pattern #14

Open twlz0ne opened 5 years ago

twlz0ne commented 5 years ago 
(match "2019-02-27"
    ((concat year "-" month "-" day)
     (list year month day))) ;; => ("02" "2019" "27") ✘

(match "2019-02-27"
  ((concat year "-" (concat month "-" day))
     (list year month day))) ;; => ("2019" "02" "27") ✔︎
VincentToups commented 5 years ago

Interesting - I'll try to get to it, but the implementation is pretty wacky, frankly.

On Wed, Feb 27, 2019 at 10:37 AM twlz0ne notifications@github.com wrote:

(match "2019-02-27"

((concat year "-" month "-" day)

 (list year month day))) ;; => ("02" "2019" "27") ✘

(match "2019-02-27"

((concat year "-" (concat month "-" day))

 (list year month day))) ;; => ("2019" "02" "27") ✔︎

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