;;; eio.el --- Support for creating Elisp exercises

;; Author: Jason Lewis
;; Created: 5 June 2015

;; This file is not part of GNU Emacs.

;;; Commentary:
;;
;; Provides utility functions for stubbing elisp exercises

;;; Code:

(defun stub-exercise (exercise)
  "Create the stub for EXERCISE."
  (let ((human-name (lisp-to-human exercise)))
    (concat ";;; " exercise ".el --- " human-name "Exercise (exercism)\n"
            "\n"
            ";;; Commentary:\n"
            "\n"
            ";;; Code:\n"
            "\n"
            "\n"
            "(provide '" exercise ")\n"
            ";;; " exercise ".el ends here")))

(defun stub-test (exercise)
  "Stubs the test for EXERCISE."
  (let ((human-name (lisp-to-human exercise)))
    (concat ";;; " exercise "-test.el --- " human-name "Test (exercism)\n"
            "\n"
            ";;; Commentary:\n"
            "\n"
            ";;; Code:\n"
            "(load-file \"" exercise ".el\")\n"
            "\n"
            "\n"
            "\n"
            "(provide '" exercise "-test)\n"
            ";;; " exercise ".el ends here")))


(defun lisp-to-human (title)
  "Takes a kebab-case TITLE and humanizes it. E.g., hello-world -> Hello World."
  (mapconcat 'identity
             (mapcar #'capitalize
                     (split-string title "-")) " "))

(provide 'eio)
;;; eio.el ends here