Tools/cython-mode.el

   1 ;; Cython mode
   2
   3 (require 'python-mode)
   4
   5 (add-to-list 'auto-mode-alist '("\\.pyx\\'" . cython-mode))
   6 (add-to-list 'auto-mode-alist '("\\.pxd\\'" . cython-mode))
   7 (add-to-list 'auto-mode-alist '("\\.pxi\\'" . cython-mode))
   8
   9
  10 (defun cython-compile ()
  11   "Compile the file via Cython."
  12   (interactive)
  13   (let ((cy-buffer (current-buffer)))
  14     (with-current-buffer
  15         (compile compile-command)
  16       (set (make-local-variable 'cython-buffer) cy-buffer)
  17       (add-to-list (make-local-variable 'compilation-finish-functions)
  18                    'cython-compilation-finish)))
  19   )
  20
  21 (defun cython-compilation-finish (buffer how)
  22   "Called when Cython compilation finishes."
  23   ;; XXX could annotate source here
  24   )
  25
  26 (defvar cython-mode-map
  27   (let ((map (make-sparse-keymap)))
  28     ;; Will inherit from `python-mode-map' thanks to define-derived-mode.
  29     (define-key map "\C-c\C-c" 'cython-compile)
  30     map)
  31   "Keymap used in `cython-mode'.")
  32
  33 (defvar cython-font-lock-keywords
  34   `(;; new keywords in Cython language
  35     (,(regexp-opt '("by" "cdef" "cimport" "cpdef" "ctypedef" "enum" "except?"
  36                     "extern" "gil" "include" "nogil" "property" "public"
  37                     "readonly" "struct" "union" "DEF" "IF" "ELIF" "ELSE") 'words)
  38      1 font-lock-keyword-face)
  39     ;; C and Python types (highlight as builtins)
  40     (,(regexp-opt '("NULL" "bint" "char" "dict" "double" "float" "int" "list"
  41                     "long" "object" "Py_ssize_t" "short" "size_t" "void") 'words)
  42      1 font-lock-builtin-face)
  43     ;; cdef is used for more than functions, so simply highlighting the next
  44     ;; word is problematic. struct, enum and property work though.
  45     ("\\<\\(?:struct\\|enum\\)[ \t]+\\([a-zA-Z_]+[a-zA-Z0-9_]*\\)"
  46      1 py-class-name-face)
  47     ("\\<property[ \t]+\\([a-zA-Z_]+[a-zA-Z0-9_]*\\)"
  48      1 font-lock-function-name-face))
  49   "Additional font lock keywords for Cython mode.")
  50
  51 (define-derived-mode cython-mode python-mode "Cython"
  52   "Major mode for Cython development, derived from Python mode.
  53
  54 \\{cython-mode-map}"
  55   (setcar font-lock-defaults
  56           (append python-font-lock-keywords cython-font-lock-keywords))
  57   (set (make-local-variable 'compile-command)
  58        (concat "cython -a " buffer-file-name))
  59   (add-to-list (make-local-variable 'compilation-finish-functions)
  60                'cython-compilation-finish)
  61 )
  62
  63 (provide 'cython-mode)