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Ensure that parts of a message that need to be dictionaries are encoded as such

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Nathaniel Nicandro 2018-05-30 11:10:52 -05:00
parent 81e3ebb44c
commit 7c218b233c
1 changed files with 12 additions and 4 deletions
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16
jupyter-messages.el
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@ -41,6 +41,12 @@
(defconst jupyter--false :json-false
"The symbol used to disambiguate nil from boolean false.")
(defconst jupyter--empty-dict (make-hash-table :size 1)
"An empty hash table to disambiguate nil during encoding.
Message parts that are nil, but should be encoded into an empty
dictionary are set to this value so that they are encoded as
dictionaries.")
;;; Signing messages
(defun jupyter--sign-message (session parts)
@ -197,6 +203,10 @@ The returned object has the same form as the object returned by
(cl-check-type content json-plist)
(cl-check-type parent-header json-plist)
(cl-check-type buffers list)
(or content (setq content jupyter--empty-dict))
(or parent-header (setq parent-header jupyter--empty-dict))
(or metadata (setq metadata jupyter--empty-dict))
(let* ((header (jupyter--message-header session type msg-id))
(msg-id (plist-get header :msg_id))
(parts (mapcar #'jupyter--encode (list header
@ -315,16 +325,14 @@ FLAGS is passed to SOCKET according to `zmq-recv'."
code
(silent nil)
(store-history t)
;; This needs to be an empty
;; dictionary is not specified
(user-expressions #s(hash-table))
(user-expressions nil)
(allow-stdin t)
(stop-on-error nil))
(cl-check-type code string)
(cl-check-type user-expressions json-plist)
(list :code code :silent (if silent t jupyter--false)
:store_history (if store-history t jupyter--false)
:user_expressions user-expressions
:user_expressions (or user-expressions jupyter--empty-dict)
:allow_stdin (if allow-stdin t jupyter--false)
:stop_on_error (if stop-on-error t jupyter--false)))