[elpa] externals/graphql f43b1da554 17/56: Fix *-parameter-spec behavior when REQUIRED is omitted

[ELPA Syncer]

branch: externals/graphql
commit f43b1da554133ce8da64be38427c17bbb06d5961
Author: Sean Allred <code@seanallred.com>
Commit: Sean Allred <code@seanallred.com>

    Fix *-parameter-spec behavior when REQUIRED is omitted
---
 graphql.el | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/graphql.el b/graphql.el
index e57d24c8a9..e3a0220906 100644
--- a/graphql.el
+++ b/graphql.el
@@ -76,11 +76,15 @@ required.  A value of `!' is recommended.
 
 A non-nil value for DEFAULT will provide a default value for the
 parameter."
-  (let ((last (last spec)))
-    (graphql--encode-parameter (car spec)
-                               (cadr spec)
-                               (car last)
-                               (cdr last))))
+  (if (eq (last spec) (nthcdr 2 spec))
+      (graphql--encode-parameter (nth 0 spec)
+                                 (nth 1 spec)
+                                 (car (last spec))
+                                 (cdr (last spec)))
+    (graphql--encode-parameter (nth 0 spec)
+                               (nth 1 spec)
+                               nil
+                               (nthcdr 2 spec))))
 (defun graphql--encode-parameter (name type &optional required default)
   (format "$%s:%s%s%s"
           (symbol-name name)