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[nongnu] elpa/geiser cbfab92584: Support for #{...}# extended symbol syn
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ELPA Syncer |
Subject: |
[nongnu] elpa/geiser cbfab92584: Support for #{...}# extended symbol syntax |
Date: |
Wed, 23 Mar 2022 20:58:08 -0400 (EDT) |
branch: elpa/geiser
commit cbfab92584072ba0e1c4119612a8438db61ecbf6
Author: jao <jao@gnu.org>
Commit: jao <jao@gnu.org>
Support for #{...}# extended symbol syntax
Should fix issue #41, possibly the oldest still standing! My thanks
and apologies to @ghost, wherever you are!
---
elisp/geiser-syntax.el | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/elisp/geiser-syntax.el b/elisp/geiser-syntax.el
index a5fc54ffa6..d4ea75e1c4 100644
--- a/elisp/geiser-syntax.el
+++ b/elisp/geiser-syntax.el
@@ -190,6 +190,13 @@ implementation-specific entries for font-lock-keywords.")
(geiser-syntax--read/token
(cons 'unprintable (geiser-syntax--read/matching "<" ">"))))
+(defun geiser-syntax--read/ex-symbol () ;; #{foo bar}# style symbols
+ (let ((tk (geiser-syntax--read/matching "{" "}")))
+ (when-let (c (geiser-syntax--read/next-char))
+ (when (char-equal ?\# c)
+ (geiser-syntax--read/next-char)
+ (cons 'atom (make-symbol (format "#{%s}#" tk)))))))
+
(defun geiser-syntax--read/skip-comment ()
(while (and (geiser-syntax--read/next-char)
(nth 8 (syntax-ppss))))
@@ -215,6 +222,7 @@ implementation-specific entries for font-lock-keywords.")
(?\( (geiser-syntax--read/token 'vectorb))
(?\< (geiser-syntax--read/unprintable))
((?' ?` ?,) (geiser-syntax--read/next-token))
+ (?\{ (geiser-syntax--read/ex-symbol))
(t (let ((tok (geiser-syntax--read/symbol)))
(cond ((equal (symbol-name tok) "t") '(boolean . :t))
((equal (symbol-name tok) "f") '(boolean . :f))
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