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|
;; ess-julia.el --- ESS julia mode and inferior interaction
;;
;; Copyright (C) 2012 Vitalie Spinu.
;;
;; Filename: ess-julia.el
;; Author: Vitalie Spinu (based on julia-mode.el form julia-lang project)
;; Maintainer: Vitalie Spinu
;; Created: 02-04-2012 (ESS 12.03)
;; Keywords: ESS, julia
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; This file is *NOT* part of GNU Emacs.
;; This file is part of ESS
;;
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;; published by the Free Software Foundation; either version 3, any later version.
;;
;; This program is distributed in the hope that it will be useful, but WITHOUT
;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
;; FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
;; details.
;;
;; You should have received a copy of the GNU General Public License along with
;; this program; see the file COPYING. If not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
;; USA.
;;
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;;; Commentary:
;; customise inferior-julia-program-name to point to your julia-release-basic
;; and start the inferior with M-x julia.
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
(require 'compile); for compilation-* below
;;; Code:
;
(defvar julia-mode-hook nil)
(add-to-list 'auto-mode-alist '("\\.jl\\'" . julia-mode))
(defvar julia-syntax-table
(let ((table (make-syntax-table)))
(modify-syntax-entry ?_ "_" table) ; underscores in words
(modify-syntax-entry ?@ "_" table)
(modify-syntax-entry ?. "_" table)
(modify-syntax-entry ?# "<" table) ; # single-line comment start
(modify-syntax-entry ?\n ">" table) ; \n single-line comment end
(modify-syntax-entry ?\{ "(} " table)
(modify-syntax-entry ?\} "){ " table)
(modify-syntax-entry ?\[ "(] " table)
(modify-syntax-entry ?\] ")[ " table)
(modify-syntax-entry ?\( "() " table)
(modify-syntax-entry ?\) ")( " table)
;(modify-syntax-entry ?\\ "." table) ; \ is an operator outside quotes
(modify-syntax-entry ?' "." table) ; character quote or transpose
;(modify-syntax-entry ?\" "." table)
(modify-syntax-entry ?? "." table)
(modify-syntax-entry ?$ "." table)
(modify-syntax-entry ?& "." table)
(modify-syntax-entry ?* "." table)
(modify-syntax-entry ?+ "." table)
(modify-syntax-entry ?- "." table)
(modify-syntax-entry ?< "." table)
(modify-syntax-entry ?> "." table)
(modify-syntax-entry ?= "." table)
(modify-syntax-entry ?% "." table)
table)
"Syntax table for julia-mode")
;; syntax table that holds within strings
(defvar julia-mode-string-syntax-table
(let ((table (make-syntax-table)))
table)
"Syntax table for julia-mode")
;; disable " inside char quote
(defvar julia-mode-char-syntax-table
(let ((table (make-syntax-table)))
(modify-syntax-entry ?\" "." table)
table)
"Syntax table for julia-mode")
(defconst julia-string-regex
"\"[^\"]*?\\(\\(\\\\\\\\\\)*\\\\\"[^\"]*?\\)*\"")
(defconst julia-char-regex
"\\(\\s(\\|\\s-\\|-\\|[,%=<>\\+*/?&|$!\\^~\\\\;:]\\|^\\)\\('\\(\\([^']*?[^\\\\]\\)\\|\\(\\\\\\\\\\)\\)'\\)")
(defconst julia-unquote-regex
"\\(\\s(\\|\\s-\\|-\\|[,%=<>\\+*/?&|!\\^~\\\\;:]\\|^\\)\\($[a-zA-Z0-9_]+\\)")
(defconst julia-forloop-in-regex
"for +[^
]+ +.*\\(in\\)\\(\\s-\\|$\\)+")
(defconst ess-subset-regexp
"\\[[0-9:, ]*\\]" )
(defconst julia-font-lock-defaults
(list '("\\<\\(\\|Uint\\(8\\|16\\|32\\|64\\)\\|Int\\(8\\|16\\|32\\|64\\)\\|Integer\\|Float\\|Float32\\|Float64\\|Complex128\\|Complex64\\|ComplexNum\\|Bool\\|Char\\|Number\\|Scalar\\|Real\\|Int\\|Uint\\|Array\\|DArray\\|AbstractArray\\|AbstractVector\\|AbstractMatrix\\|SubArray\\|StridedArray\\|StridedVector\\|StridedMatrix\\|VecOrMat\\|StridedVecOrMat\\|Range\\|Range1\\|SparseMatrixCSC\\|Tuple\\|NTuple\\|Buffer\\|Size\\|Index\\|Symbol\\|Function\\|Vector\\|Matrix\\|Union\\|Type\\|Any\\|Complex\\|None\\|String\\|Ptr\\|Void\\|Exception\\|PtrInt\\|Long\\|Ulong\\)\\>" .
font-lock-type-face)
(cons
(concat "\\<\\("
(mapconcat
'identity
'("if" "else" "elseif" "while" "for" "begin" "end" "quote"
"try" "catch" "return" "local" "abstract" "function" "macro" "ccall"
"typealias" "break" "continue" "type" "global" "@\\w+"
"module" "import" "export" "const" "let" "bitstype")
"\\|") "\\)\\>")
'font-lock-keyword-face)
'("\\<\\(true\\|false\\|C_NULL\\|Inf\\|NaN\\|Inf32\\|NaN32\\)\\>" . font-lock-constant-face)
(list julia-unquote-regex 2 'font-lock-constant-face)
(list julia-char-regex 2 'font-lock-string-face)
(list julia-forloop-in-regex 1 'font-lock-keyword-face)
;; (cons ess-subset-regexp 'font-lock-constant-face)
(cons "\\(\\sw+\\) ?(" '(1 font-lock-function-name-face keep))
;(list julia-string-regex 0 'font-lock-string-face)
))
(defconst julia-block-start-keywords
(list "if" "while" "for" "begin" "try" "function" "type" "let" "macro"
"quote"))
(defconst julia-block-other-keywords
(list "else" "elseif"))
(defconst julia-block-end-keywords
(list "end" "else" "elseif" "catch"))
(defun ess-inside-brackets-p (&optional pos)
(save-excursion
(let* ((pos (or pos (point)))
(beg (re-search-backward "\\[" (max (point-min) (- pos 1000)) t))
(end (re-search-forward "\\]" (min (point-max) (+ pos 1000)) t)))
(and beg end (> pos beg) (> end pos)))))
(defun julia-at-keyword (kw-list)
; not a keyword if used as a field name, X.word, or quoted, :word
(and (or (= (point) 1)
(and (not (equal (char-before (point)) ?.))
(not (equal (char-before (point)) ?:))))
(not (ess-inside-string-or-comment-p (point)))
(not (ess-inside-brackets-p (point)))
(member (current-word) kw-list)))
; get the position of the last open block
(defun julia-last-open-block-pos (min)
(let ((count 0))
(while (not (or (> count 0) (<= (point) min)))
(backward-word 1)
(setq count
(cond ((julia-at-keyword julia-block-start-keywords)
(+ count 1))
((and (equal (current-word) "end")
(not (ess-inside-comment-p)) (not (ess-inside-brackets-p)))
(- count 1))
(t count))))
(if (> count 0)
(point)
nil)))
; get indent for last open block
(defun julia-last-open-block (min)
(let ((pos (julia-last-open-block-pos min)))
(and pos
(progn
(goto-char pos)
(+ julia-basic-offset (current-indentation))))))
; return indent implied by a special form opening on the previous line, if any
(defun julia-form-indent ()
(forward-line -1)
(end-of-line)
(backward-sexp)
(if (julia-at-keyword julia-block-other-keywords)
(+ julia-basic-offset (current-indentation))
(if (char-equal (char-after (point)) ?\()
(progn
(backward-word 1)
(let ((cur (current-indentation)))
(if (julia-at-keyword julia-block-start-keywords)
(+ julia-basic-offset cur)
nil)))
nil)))
(defun julia-paren-indent ()
(let* ((p (parse-partial-sexp (save-excursion
;; only indent by paren if the last open
;; paren is closer than the last open
;; block
(or (julia-last-open-block-pos (point-min))
(point-min)))
(progn (beginning-of-line)
(point))))
(pos (cadr p)))
(if (or (= 0 (car p)) (null pos))
nil
(progn (goto-char pos) (+ 1 (current-column))))))
; (forward-line -1)
; (end-of-line)
; (let ((pos (condition-case nil
; (scan-lists (point) -1 1)
; (error nil))))
; (if pos
; (progn (goto-char pos) (+ 1 (current-column)))
; nil)))
(defun julia-indent-line ()
"Indent current line of julia code"
(interactive)
; (save-excursion
(end-of-line)
(indent-line-to
(or (and (ess-inside-string-p (point-at-bol)) 0)
(save-excursion (ignore-errors (julia-form-indent)))
(save-excursion (ignore-errors (julia-paren-indent)))
;; previous line ends in =
(save-excursion
(beginning-of-line)
(skip-chars-backward " \t\n")
(when (eql (char-before) ?=)
(+ julia-basic-offset (current-indentation))))
(save-excursion
(let ((endtok (progn
(beginning-of-line)
(forward-to-indentation 0)
(julia-at-keyword julia-block-end-keywords))))
(ignore-errors (+ (julia-last-open-block (point-min))
(if endtok (- julia-basic-offset) 0)))))
;; take same indentation as previous line
(save-excursion (forward-line -1)
(current-indentation))
0))
(when (julia-at-keyword julia-block-end-keywords)
(forward-word 1)))
;; (defun julia-mode ()
;; "Major mode for editing julia code"
;; (interactive)
;; (kill-all-local-variables)
;; (set-syntax-table julia-mode-syntax-table)
;; (set (make-local-variable 'comment-start) "# ")
;; (set (make-local-variable 'comment-start-skip) "#+\\s-*")
;; (set (make-local-variable 'font-lock-defaults) '(julia-font-lock-defaults))
;; ; (set (make-local-variable 'font-lock-syntactic-keywords)
;; ; (list
;; ; (list "\\(\\\\\\)\\s-*\".*?\"" 1 julia-mode-char-syntax-table)))
;; (set (make-local-variable 'font-lock-syntactic-keywords)
;; (list
;; (list julia-char-regex 2
;; julia-mode-char-syntax-table)
;; ; (list julia-string-regex 0
;; ; julia-mode-string-syntax-table)
;; ))
;; (set (make-local-variable 'indent-line-function) 'julia-indent-line)
;; (set (make-local-variable 'julia-basic-offset) 4)
;; (setq indent-tabs-mode nil)
;; (setq major-mode 'julia-mode)
;; (setq mode-name "julia")
;; (run-hooks 'julia-mode-hook))
(defvar julia-editing-alist
'((paragraph-start . (concat "\\s-*$\\|" page-delimiter))
(paragraph-separate . (concat "\\s-*$\\|" page-delimiter))
(paragraph-ignore-fill-prefix . t)
(require-final-newline . t)
(comment-start . "# ")
(comment-add . 1)
(comment-start-skip . "#+\\s-*")
(comment-column . 40)
;;(comment-indent-function . 'S-comment-indent)
;;(ess-comment-indent . 'S-comment-indent)
;; (ess-indent-line . 'S-indent-line)
;;(ess-calculate-indent . 'ess-calculate-indent)
(ess-indent-line-function . 'julia-indent-line)
(indent-line-function . 'julia-indent-line)
(parse-sexp-ignore-comments . t)
(ess-style . ess-default-style) ;; ignored
(ess-local-process-name . nil)
;;(ess-keep-dump-files . 'ask)
(ess-mode-syntax-table . julia-syntax-table)
;; For Changelog add, require ' ' before <- : "attr<-" is a function name :
;; (add-log-current-defun-header-regexp . "^\\(.+\\)\\s-+=[ \t\n]*function")
(add-log-current-defun-header-regexp . "^.*function[ \t]*\\([^ \t(]*\\)[ \t]*(")
(font-lock-defaults . '(julia-font-lock-defaults
nil nil ((?\_ . "w"))))
)
"General options for R source files.")
(autoload 'inferior-ess "ess-inf" "Run an ESS process.")
(autoload 'ess-mode "ess-mode" "Edit an ESS process.")
(defun julia-send-string-function (process string visibly)
(let ((file (concat temporary-file-directory "julia_eval_region.jl")))
(with-temp-file file
(insert string))
(process-send-string process (format inferior-ess-load-command file))))
(defun julia-get-help-topics (&optional proc)
(ess-get-words-from-vector "_ess_list_topics()\n"))
;; (ess-command com)))
(defvar julia-help-command "help(\"%s\")\n")
(defvar ess-julia-error-regexp-alist '(julia-in julia-at)
"List of symbols which are looked up in `compilation-error-regexp-alist-alist'.")
(add-to-list 'compilation-error-regexp-alist-alist
'(julia-in "^\\s-*in [^ \t\n]* \\(at \\(.*\\):\\([0-9]+\\)\\)" 2 3 nil 2 1))
(add-to-list 'compilation-error-regexp-alist-alist
'(julia-at "^\\s-*\\(at \\(.*\\):\\([0-9]+\\)\\)" 2 3 nil 2 1))
(defvar julia-customize-alist
'((comint-use-prompt-regexp . t)
(inferior-ess-primary-prompt . "> ")
(inferior-ess-secondary-prompt . "+ ")
(inferior-ess-prompt . "\\w*> ")
(ess-local-customize-alist . 'julia-customize-alist)
(inferior-ess-program . inferior-julia-program-name)
(inferior-ess-font-lock-defaults . julia-font-lock-defaults)
(ess-get-help-topics-function . 'julia-get-help-topics)
(ess-help-web-search-command . "http://docs.julialang.org/en/latest/search/?q=%s")
(inferior-ess-load-command . "load(\"%s\")\n")
(ess-dump-error-re . "in \\w* at \\(.*\\):[0-9]+")
(ess-error-regexp . "\\(^\\s-*at\\s-*\\(?3:.*\\):\\(?2:[0-9]+\\)\\)")
(ess-error-regexp-alist . ess-julia-error-regexp-alist)
(ess-send-string-function . 'julia-send-string-function)
(ess-imenu-generic-expression . julia-imenu-generic-expression)
;; (inferior-ess-objects-command . inferior-R-objects-command)
;; (inferior-ess-search-list-command . "search()\n")
(inferior-ess-help-command . julia-help-command)
;; (inferior-ess-help-command . "help(\"%s\")\n")
(ess-language . "julia")
(ess-dialect . "julia")
(ess-suffix . "jl")
(ess-dump-filename-template . (ess-replace-regexp-in-string
"S$" ess-suffix ; in the one from custom:
ess-dump-filename-template-proto))
(ess-mode-syntax-table . julia-syntax-table)
(ess-mode-editing-alist . julia-editing-alist)
(ess-change-sp-regexp . nil );ess-R-change-sp-regexp)
(ess-help-sec-regex . ess-help-R-sec-regex)
(ess-help-sec-keys-alist . ess-help-R-sec-keys-alist)
(ess-loop-timeout . ess-S-loop-timeout);fixme: dialect spec.
(ess-cmd-delay . ess-R-cmd-delay)
(ess-function-pattern . ess-R-function-pattern)
(ess-object-name-db-file . "ess-r-namedb.el" )
(ess-smart-operators . ess-R-smart-operators)
(inferior-ess-help-filetype . nil)
(inferior-ess-exit-command . "exit()\n")
;;harmful for shell-mode's C-a: -- but "necessary" for ESS-help?
(inferior-ess-start-file . nil) ;; "~/.ess-R"
(inferior-ess-start-args . "")
(inferior-ess-language-start . nil)
(ess-STERM . "iESS")
(ess-editor . R-editor)
(ess-pager . R-pager)
)
"Variables to customize for Julia -- set up later than emacs initialization.")
(defvar ess-julia-versions '("julia")
"List of partial strings for versions of Julia to access within ESS.
Each string specifies the start of a filename. If a filename
beginning with one of these strings is found on `exec-path', a M-x
command for that version of Julia is made available. ")
(defcustom inferior-julia-args ""
"String of arguments (see 'R --help') used when starting R.
These arguments are currently not passed to other versions of R that have
been created using the variable `ess-r-versions'."
:group 'ess-julia
:type 'string)
;;;###autoload
(defun julia-mode (&optional proc-name)
"Major mode for editing R source. See `ess-mode' for more help."
(interactive "P")
;; (setq ess-customize-alist julia-customize-alist)
(ess-mode julia-customize-alist proc-name)
;; for emacs < 24
;; (add-hook 'comint-dynamic-complete-functions 'ess-complete-object-name nil 'local)
;; for emacs >= 24
;; (remove-hook 'completion-at-point-functions 'ess-filename-completion 'local) ;; should be first
;; (add-hook 'completion-at-point-functions 'ess-object-completion nil 'local)
;; (add-hook 'completion-at-point-functions 'ess-filename-completion nil 'local)
(if (fboundp 'ess-add-toolbar) (ess-add-toolbar))
(set (make-local-variable 'end-of-defun-function) 'ess-end-of-function)
;; (local-set-key "\t" 'julia-indent-line) ;; temp workaround
;; (set (make-local-variable 'indent-line-function) 'julia-indent-line)
(set (make-local-variable 'julia-basic-offset) 4)
(setq imenu-generic-expression julia-imenu-generic-expression)
(imenu-add-to-menubar "Imenu-jl")
(run-hooks 'julia-mode-hook))
(defvar ess-julia-post-run-hook nil
"Functions run in process buffer after the initialization of
julia process.")
;;;###autoload
(defun julia (&optional start-args)
"Call 'julia',
Optional prefix (C-u) allows to set command line arguments, such as
--vsize. This should be OS agnostic.
If you have certain command line arguments that should always be passed
to R, put them in the variable `inferior-julia-args'."
(interactive "P")
;; get settings, notably inferior-R-program-name :
(if (null inferior-julia-program-name)
(error "'inferior-julia-program-name' does not point to 'julia-release-basic' executable")
(setq ess-customize-alist julia-customize-alist)
(ess-write-to-dribble-buffer ;; for debugging only
(format
"\n(julia): ess-dialect=%s, buf=%s, start-arg=%s\n current-prefix-arg=%s\n"
ess-dialect (current-buffer) start-args current-prefix-arg))
(let* ((jl-start-args
(concat inferior-julia-args " " ; add space just in case
(if start-args
(read-string
(concat "Starting Args"
(if inferior-julia-args
(concat " [other than '" inferior-julia-args "']"))
" ? "))
nil))))
(inferior-ess jl-start-args) ;; -> .. (ess-multi ...) -> .. (inferior-ess-mode) ..
(ess-tb-start)
(set (make-local-variable 'julia-basic-offset) 4)
;; (setq indent-tabs-mode nil)
;; (if inferior-ess-language-start
;; (ess-eval-linewise inferior-ess-language-start
;; nil nil nil 'wait-prompt)))
(ess-eval-linewise (format "load(\"%sess-julia.jl\")\n" ess-etc-directory))
(with-ess-process-buffer nil
(run-mode-hooks 'ess-julia-post-run-hook))
)))
;;;; IMENU
(defvar julia-imenu-generic-expression
;; don't use syntax classes, screws egrep
'(("Function (_)" "[ \t]*function[ \t]+\\(_[^ \t\n]*\\)" 1)
("Function" "[ \t]*function[ \t]+\\([^_][^ \t\n]*\\)" 1)
("Const" "[ \t]*const \\([^ \t\n]*\\)" 1)
("Type" "^[ \t]*[a-zA-Z0-9_]*type[a-zA-Z0-9_]* \\([^ \t\n]*\\)" 1)
("Load" " *\\(load\\)(\\([^ \t\n)]*\\)" 2)
;; ("Classes" "^.*setClass(\\(.*\\)," 1)
;; ("Coercions" "^.*setAs(\\([^,]+,[^,]*\\)," 1) ; show from and to
;; ("Generics" "^.*setGeneric(\\([^,]*\\)," 1)
;; ("Methods" "^.*set\\(Group\\|Replace\\)?Method(\"\\(.+\\)\"," 2)
;; ;;[ ]*\\(signature=\\)?(\\(.*,?\\)*\\)," 1)
;; ;;
;; ;;("Other" "^\\(.+\\)\\s-*<-[ \t\n]*[^\\(function\\|read\\|.*data\.frame\\)]" 1)
;; ("Package" "^.*\\(library\\|require\\)(\\(.*\\)," 2)
;; ("Data" "^\\(.+\\)\\s-*<-[ \t\n]*\\(read\\|.*data\.frame\\).*(" 1)))
))
(provide 'ess-julia)
|