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authorJose Antonio Ortega Ruiz <jao@gnu.org>2015-09-03 04:21:50 +0200
committerJose Antonio Ortega Ruiz <jao@gnu.org>2015-09-03 04:21:50 +0200
commitbd42523b61ff81dae4bf585fc2fabda4a94d8bd3 (patch)
treeaf3bef1e096522b9c31d81999cec1873476ebb59 /scheme/guile
parent66445547c881ed7b6b504c7d6d3e522e2833ab24 (diff)
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guile: pretty printing evaluation results (#64)
We use the same trick as chicken for guile, and pretty-print the evaluation results before writing them. The trick wasn't working at all until i specified a value for the undocumented keyword parameter `#:max-expr-width`, which makes me think i might be missing something.
Diffstat (limited to 'scheme/guile')
-rw-r--r--scheme/guile/geiser/evaluation.scm16
1 files changed, 9 insertions, 7 deletions
diff --git a/scheme/guile/geiser/evaluation.scm b/scheme/guile/geiser/evaluation.scm
index 21f8772..f28fb28 100644
--- a/scheme/guile/geiser/evaluation.scm
+++ b/scheme/guile/geiser/evaluation.scm
@@ -49,9 +49,10 @@
(ge:set-warnings 'none)
-(define (write-result result output)
- (write (list (cons 'result result) (cons 'output output)))
- (newline))
+(define (stringify obj)
+ (object->string obj
+ (lambda (o . ps)
+ (pretty-print o (car ps) #:max-expr-width 1000))))
(define (call-with-result thunk)
(letrec* ((result #f)
@@ -61,8 +62,9 @@
(with-fluids ((*current-warning-port* (current-output-port))
(*current-warning-prefix* ""))
(with-error-to-port (current-output-port)
- (lambda () (set! result (thunk)))))))))
- (write-result result output)))
+ (lambda () (set! result (map stringify (thunk))))))))))
+ (write `((result ,@result) (output . ,output)))
+ (newline)))
(define (ge:compile form module)
(compile* form module compile-opts))
@@ -79,7 +81,7 @@
(thunk (make-program o)))
(start-stack 'geiser-evaluation-stack
(eval `(,thunk) module))))
- (lambda vs (map object->string vs))))))
+ (lambda vs vs)))))
(call-with-result ev)))
(define (ge:eval form module-name)
@@ -87,7 +89,7 @@
(ev (lambda ()
(call-with-values
(lambda () (eval form module))
- (lambda vs (map object->string vs))))))
+ (lambda vs vs)))))
(call-with-result ev)))
(define (ge:compile-file path)