diff --git a/lisp/ob-clojure.el b/lisp/ob-clojure.el index 255fe8d31..d797a3f76 100644 --- a/lisp/ob-clojure.el +++ b/lisp/ob-clojure.el @@ -24,30 +24,37 @@ ;;; Commentary: -;;; support for evaluating clojure code, relies either on slime or -;;; on nrepl for all eval +;; Support for evaluating clojure code, relies either on Slime or +;; on Nrepl.el for all eval. -;;; Requirements: +;; Requirements: -;;; - clojure (at least 1.2.0) -;;; - clojure-mode -;;; - either slime or nrepl +;; - clojure (at least 1.2.0) +;; - clojure-mode +;; - either cider or nrepl.el or SLIME -;;; For SLIME-way, the best way to install these components is by -;;; following the directions as set out by Phil Hagelberg (Technomancy) -;;; on the web page: http://technomancy.us/126 +;; For cider, see https://github.com/clojure-emacs/cider -;;; For nREPL-way: -;;; get clojure is with https://github.com/technomancy/leiningen -;;; get nrepl from MELPA (clojure-mode is a dependency). +;; For SLIME, the best way to install these components is by following +;; the directions as set out by Phil Hagelberg (Technomancy) on the +;; web page: http://technomancy.us/126 + +;; For nREPL: +;; get clojure with https://github.com/technomancy/leiningen +;; get nrepl from MELPA (clojure-mode is a dependency). ;;; Code: (require 'ob) -(declare-function slime-eval "ext:slime" (sexp &optional package)) +(declare-function cider-current-ns "ext:cider-interaction" ()) +(declare-function nrepl-send-string-sync "ext:nrepl-client" (input &optional ns session)) +(declare-function nrepl-current-tooling-session "ext:nrepl-client" ()) + (declare-function nrepl-current-connection-buffer "ext:nrepl" ()) (declare-function nrepl-eval "ext:nrepl" (body)) +(declare-function slime-eval "ext:slime" (sexp &optional package)) + (defvar org-babel-tangle-lang-exts) (add-to-list 'org-babel-tangle-lang-exts '("clojure" . "clj")) @@ -57,7 +64,10 @@ (defcustom org-babel-clojure-backend 'nrepl "Backend used to evaluate Clojure code blocks." :group 'org-babel - :type 'symbol) + :type '(choice + (const :tag "cider" cider) + (const :tag "nrepl" nrepl) + (const :tag "SLIME" slime))) (defun org-babel-expand-body:clojure (body params) "Expand BODY according to PARAMS, return the expanded body." @@ -88,31 +98,36 @@ "Execute a block of Clojure code with Babel." (let ((expanded (org-babel-expand-body:clojure body params))) (case org-babel-clojure-backend - (slime - (require 'slime) - (with-temp-buffer - (insert expanded) - ((lambda (result) - (let ((result-params (cdr (assoc :result-params params)))) - (org-babel-result-cond result-params - result - (condition-case nil (org-babel-script-escape result) - (error result))))) - (slime-eval - `(swank:eval-and-grab-output - ,(buffer-substring-no-properties (point-min) (point-max))) - (cdr (assoc :package params)))))) + (cider + (require 'cider) + (or (nth 1 (nrepl-send-string-sync + (format "(clojure.pprint/pprint %s)" expanded) + (cider-current-ns) + (nrepl-current-tooling-session))) + (error "nREPL not connected! Use M-x cider-jack-in RET"))) (nrepl (require 'nrepl) (if (nrepl-current-connection-buffer) - (let* ((result (nrepl-eval expanded)) - (s (plist-get result :stdout)) - (r (plist-get result :value))) - (if s (concat s "\n" r) r)) - (error "nREPL not connected! Use M-x nrepl-jack-in.")))))) + (let* ((result (nrepl-eval expanded)) + (s (plist-get result :stdout)) + (r (plist-get result :value))) + (if s (concat s "\n" r) r)) + (error "nREPL not connected! Use M-x nrepl-jack-in RET"))) + (slime + (require 'slime) + (with-temp-buffer + (insert expanded) + ((lambda (result) + (let ((result-params (cdr (assoc :result-params params)))) + (org-babel-result-cond result-params + result + (condition-case nil (org-babel-script-escape result) + (error result))))) + (slime-eval + `(swank:eval-and-grab-output + ,(buffer-substring-no-properties (point-min) (point-max))) + (cdr (assoc :package params))))))))) (provide 'ob-clojure) - - ;;; ob-clojure.el ends here