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authorJose Antonio Ortega Ruiz <jao@gnu.org>2009-09-12 23:26:22 +0200
committerJose Antonio Ortega Ruiz <jao@gnu.org>2009-09-12 23:26:22 +0200
commit0bba2eac2a3354324e185c2a1256c6c56f667e80 (patch)
tree83730b5cc6ca4dc3842b9c2c32565159dca0146d
parent458119f413b527e81fa2ca088e06a3208b3d6ceb (diff)
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New function: `geiser-syntax--read-from-string', analogous to elisp's `read-from-string'.
-rw-r--r--elisp/geiser-syntax.el8
1 files changed, 8 insertions, 0 deletions
diff --git a/elisp/geiser-syntax.el b/elisp/geiser-syntax.el
index 6d05f57..e22344e 100644
--- a/elisp/geiser-syntax.el
+++ b/elisp/geiser-syntax.el
@@ -171,6 +171,14 @@
((char string atom) (cdr token))
(t (error "Reading scheme syntax: unexpected token: %s" token)))))
+(defun geiser-syntax--read-from-string (string &optional start end)
+ (when (stringp string)
+ (let ((start (or start 0))
+ (end (or end (length string))))
+ (with-temp-buffer
+ (save-excursion (insert string))
+ (cons (ignore-errors (geiser-syntax--read)) (point))))))
+
(defsubst geiser-syntax--read/keyword-value (s)
(and (consp s) (eq (car s) :keyword) (cdr s)))