X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/sod/blobdiff_plain/3f4ac959a30787a952451c672e6e97d4469631a9..dbac800b3d4476312e1fc73e87931f31cdfdd9a0:/src/pset-parse.lisp

diff --git a/src/pset-parse.lisp b/src/pset-parse.lisp
index f81ce92..11b4003 100644
--- a/src/pset-parse.lisp
+++ b/src/pset-parse.lisp
@@ -82,7 +82,8 @@     (defun parse-expression (scanner)
    expression: term | expression `+' term | expression `-' term
    term: factor | term `*' factor | term `/' factor
    factor: primary | `+' factor | `-' factor
-   primary: int | id | string | `(' expression `)' | `?' lisp-expression
+   primary: int | id | string | `(' expression `)' | `{' fragment `}'
+     | `?' lisp-expression
 
    Only operators for dealing with integers are provided."
       (with-parser-context (token-scanner-context :scanner scanner)
@@ -101,6 +102,11 @@     (defun parse-expression (scanner)
 			      (multiple-value-bind (type value)
 				  (decode-property sexp)
 				(values (cons type value) t t))))
+			   (#\{
+			    (values (cons :fragment
+					  (parse-delimited-fragment scanner
+								    #\{ #\}))
+					  t t))
 			   (t
 			    (values (list :int :id :char :string #\?)
 				    nil nil)))))