lean2/src/emacs/lean-mode.el
Leonardo de Moura 6ca80b5000 feat(frontends/lean): add 'sorry'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-31 18:35:57 -07:00

73 lines
3.6 KiB
EmacsLisp
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

(require 'generic-x)
(require 'lean-input)
(require 'compile)
(require 'flymake)
(defvar lean-exe "lean"
"Path for the Lean executable")
(defun flymake-create-temp-lean-in-system-tempdir (filename prefix)
(make-temp-file (or prefix "flymake") nil ".lean"))
(defun lean-execute (&optional arg)
"Execute Lean in the current buffer"
(interactive "sarg: ")
(if (buffer-file-name)
(compile (format "%s %s %s" lean-exe (if arg arg "") (buffer-file-name)))
(compile (format "%s $s %s" lean-exe (if arg arg "") (flymake-init-create-temp-buffer-copy) 'flymake-create-temp-lean-in-system-tempdir))))
(defun lean-std-exe ()
(interactive)
(lean-execute))
(defun lean-hott-exe ()
(interactive)
(lean-execute "--hott"))
(defun lean-set-keys ()
(local-set-key "\C-c\C-x" 'lean-std-exe)
(local-set-key "\C-c\C-l" 'lean-std-exe)
(local-set-key "\C-c\C-k" 'lean-hott-exe))
(define-abbrev-table 'lean-mode-abbrev-table '(
("var" "variable")
("vars" "variables")
("def" "definition")
("th" "theorem")
))
(define-generic-mode
'lean-mode ;; name of the mode to create
'("--") ;; comments start with
'("import" "abbreviation" "opaque_hint" "tactic_hint" "definition" "renaming" "inline" "hiding" "exposing" "parameter" "parameters" "proof" "qed" "conjecture" "hypothesis" "lemma" "corollary" "variable" "variables" "print" "theorem" "axiom" "inductive" "with" "structure" "universe" "alias" "help" "environment" "options" "precedence" "postfix" "prefix" "calc_trans" "calc_subst" "calc_refl" "infix" "infixl" "infixr" "notation" "eval" "check" "exit" "coercion" "end" "private" "using" "namespace" "builtin" "including" "instance" "section" "set_option" "add_rewrite" "extends") ;; some keywords
'(("\\_<\\(bool\\|int\\|nat\\|real\\|Prop\\|Type\\|\\|\\)\\_>" . 'font-lock-type-face)
("\\_<\\(calc\\|have\\|obtains\\|show\\|by\\|in\\|let\\|forall\\|fun\\|exists\\|if\\|then\\|else\\|assume\\|take\\|obtain\\|from\\)\\_>" . font-lock-keyword-face)
("\"[^\"]*\"" . 'font-lock-string-face)
("\\(->\\|↔\\|/\\\\\\|==\\|\\\\/\\|[*+/<=>¬∧∨≠≤≥-]\\)" . 'font-lock-constant-face)
("\\\\|→\\|∃\\|∀\\|:\\|:=\\)" . font-lock-constant-face)
("\\_<\\(\\b.*_tac\\|Cond\\|or_else\\|t\\(?:hen\\|ry\\)\\|when\\|assumption\\|apply\\|b\\(?:ack\\|eta\\)\\|done\\|exact\\)\\_>" . 'font-lock-constant-face)
("\\_<\\(universe\\|inductive\\|theorem\\|axiom\\|lemma\\|hypothesis\\|abbreviation\\|definition\\|variable\\|parameter\\)\\_>[ \t\{\[]*\\([^ \t\n]*\\)" (2 'font-lock-function-name-face))
("\\_<\\(variables\\|parameters\\)\\_>[ \t\(\{\[]*\\([^:]*\\)" (2 'font-lock-function-name-face))
("\\(set_opaque\\|set_option\\)[ \t]*\\([^ \t\n]*\\)" (2 'font-lock-constant-face))
("\\_<_\\_>" . 'font-lock-preprocessor-face)
("\\_<sorry\\_>" . 'font-lock-warning-face)
;;
)
'("\\.lean$") ;; files for which to activate this mode
'((lambda()
(set-input-method "Lean")
(set (make-local-variable 'lisp-indent-function)
'common-lisp-indent-function)
(lean-set-keys)
(setq local-abbrev-table lean-mode-abbrev-table)
(abbrev-mode 1)
))
"A mode for Lean files" ;; doc string for this mode
)
(provide 'lean-mode)
; (regexp-opt '("Int" "Bool" "Nat" "Type" "Real") t)
; (regexp-opt '("let" "in" "have" "calc" "forall" "exists") t)
; (regexp-opt '("=" "->" "≠" "" "∧" "¬" "/\\" "\\/" "+" "-" "*" "/" "<" ">" "≤" "≥" "==" "∀" "∃" "→" "λ" ":") t)
; (regexp-opt '("apply" "exact" "trivial" "absurd" "beta" "apply" "unfold" "done" "back" "Try" "Then" "OrElse" "OrElse" "Cond" "When" "unfold_all" ) t)