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Parameterize the output streams of run-command #1

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Parameterize the output streams of run-command #1

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9 changes: 6 additions & 3 deletions commands.lisp
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Original file line number Diff line number Diff line change
@@ -1,16 +1,19 @@
(uiop:define-package :cl-scripting/commands
(:use :cl :uiop :cl-launch/dispatch :cl-scripting/failure)
(:export #:run-command #:register-command #:register-commands))
(:export #:run-command #:register-command #:register-commands #:*failure-output* #:*success-output*))

(in-package :cl-scripting/commands)

(defvar *failure-output* t)
(defvar *success-output* t)

(defun run-command (fun &rest args)
(let ((results (multiple-value-list (with-failure-context () (apply fun args)))))
;; Don't print anything on success for regular commands, otherwise print all values returned.
(if (failurep results)
(let ((failures (failure-failures results)))
(format t "~&Failure~P:~{~& ~A~}~&" (length failures) failures))
(format t "~{~&~S~&~}" (if (successp results) (success-values results) results)))
(format *failure-output* "~&Failure~P:~{~& ~A~}~&" (length failures) failures))
(format *success-output* "~{~&~S~&~}" (if (successp results) (success-values results) results)))
(apply 'values results)))

(defun register-command (command)
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