889 lines
33 KiB
EmacsLisp
889 lines
33 KiB
EmacsLisp
;; Major mode for editing Michelson smart contracts.
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(require 'cl-lib)
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(require 'deferred)
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(require 'font-lock)
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(defvar michelson-mode-hook nil)
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(defgroup michelson nil
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"Major mode for editing Michelson smart contracts."
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:prefix "michelson-"
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:group 'languages)
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(defgroup michelson-options nil
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"General options for Michelson mode."
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:prefix "michelson-"
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:group 'michelson)
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(defcustom michelson-client-command "tezos-client"
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"Path to the `tezos-client' binary."
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:type 'string
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:group 'michelson-options)
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(defcustom michelson-alphanet nil
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"Is the client command currently using the alphanet.sh script?"
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:type 'boolean
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:group 'michelson-options)
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(defgroup michelson-faces nil
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"Font lock faces for Michelson mode."
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:prefix "michelson-"
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:group 'michelson
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:group 'faces)
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(defcustom michelson-live-editing t
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"Toggles live types and error printing.
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Overrides `michelson-print-errors' and `michelson-highlight-errors'"
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:group 'michelson-options)
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(defcustom michelson-print-errors t
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"Print the errors in the output buffer."
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:type 'boolean
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:group 'michelson-options)
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(defcustom michelson-highlight-errors t
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"Highlight errors in the source buffer."
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:type 'boolean
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:group 'michelson-options)
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(defvar michelson-face-instruction
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'michelson-face-instruction
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"Face name for Michelson instructions.")
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(defface michelson-face-instruction
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'((t (:inherit font-lock-keyword-face)))
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"Face for Michelson instructions."
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:group 'michelson-faces)
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(defvar michelson-face-type
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'michelson-face-type
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"Face name for Michelson types.")
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(defface michelson-face-type
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'((t (:inherit font-lock-type-face)))
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"Face for Michelson types."
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:group 'michelson-faces)
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(defvar michelson-face-constant
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'michelson-face-constant
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"Face name for Michelson constants.")
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(defface michelson-face-constant
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'((t (:inherit font-lock-constant-face)))
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"Face for Michelson constants."
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:group 'michelson-faces)
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(defvar michelson-face-instruction
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'michelson-face-instruction
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"Face name for Michelson instructions.")
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(defface michelson-face-annotation
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'((t (:inherit font-lock-string-face)))
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"Face for Michelson annotations."
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:group 'michelson-faces)
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(defvar michelson-face-comment
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'michelson-face-comment
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"Face name for Michelson comments.")
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(defface michelson-face-comment
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'((t (:inherit font-lock-comment-face)))
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"Face for Michelson comments."
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:group 'michelson-faces)
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(defvar michelson-face-declaration
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'michelson-face-declaration
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"Face name for Michelson declarations.")
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(defface michelson-face-declaration
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'((t (:inherit font-lock-keyword-face)))
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"Face for Michelson constants."
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:group 'michelson-faces)
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(defvar michelson-face-error
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'michelson-face-error
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"Face name for Michelson comments.")
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(defface michelson-face-error
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'(( ((class color) (background light)) (:background "MistyRose") )
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( ((class color) (background dark)) (:background "DarkRed") ))
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"Face for Michelson annotations."
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:group 'michelson-faces)
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(defface michelson-stack-highlight-face
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'(( ((class color) (background light)) (:background "gray86") )
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( ((class color) (background dark)) (:background "grey21") ))
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"Face for alternating lines of the stack."
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:group 'michelson-faces)
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(defun michelson-customize-options ()
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"Open the general customization group for Michelson mode."
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(interactive)
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(customize-group-other-window `michelson-options))
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(defun michelson-customize-faces ()
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"Open the face customization group for Michelson mode."
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(interactive)
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(customize-group-other-window `michelson-faces))
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(defun michelson-toggle-print-errors ()
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(interactive)
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(setq michelson-print-errors (not michelson-print-errors)))
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(defun michelson-highlight-errors ()
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(interactive)
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(setq michelson-highlight-errors (not michelson-highlight-errors)))
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(defconst michelson-mode-map
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(let ((michelson-mode-map (make-sparse-keymap)))
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;; menu
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(define-key michelson-mode-map
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[menu-bar michelson-menu]
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(cons "Michelson" (make-sparse-keymap "michelson-menu")))
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(define-key michelson-mode-map
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[menu-bar michelson-menu faces]
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(cons "Display options group" 'michelson-customize-faces))
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(define-key michelson-mode-map
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[menu-bar michelson-menu options]
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(cons "General options group" 'michelson-customize-options))
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(define-key michelson-mode-map
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[menu-bar michelson-menu separator]
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'(menu-item "--"))
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(define-key michelson-mode-map
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[menu-bar michelson-menu what]
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(cons "What's under the cursor?" 'michelson-type-at-point))
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;; keys
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(define-key michelson-mode-map
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(kbd "C-j") 'newline-and-indent)
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(define-key michelson-mode-map
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(kbd "TAB") 'indent-for-tab-command)
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(define-key michelson-mode-map
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(kbd "<f1>") 'michelson-type-at-point)
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michelson-mode-map))
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(defun michelson-font-lock-syntactic-face-function (s)
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(cond ((nth 3 s) 'font-lock-constant-face)
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(t 'michelson-face-comment)))
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(defconst michelson-font-lock-defaults
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(list
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(list
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'("\\<[0-9]+\\>" . michelson-face-constant)
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'("\\<[A-Z][a-z_0-9]+\\>" . michelson-face-constant)
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'("\\<[A-Z][A-Z_0-9]*\\>" . michelson-face-instruction)
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'("\\<\$[A-Za-z-_0-9]*\\>" . michelson-face-annotation)
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;; This will have problems if users have whitespace in front of the declarations
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'("^parameter\\|^return\\|^storage\\|^code" . michelson-face-declaration)
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'("\\<[a-z][a-z_0-9]*\\>" . michelson-face-type))
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nil nil nil nil
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'(font-lock-syntactic-face-function . michelson-font-lock-syntactic-face-function)))
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(defconst michelson-mode-syntax-table
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(let ((michelson-mode-syntax-table (make-syntax-table)))
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(modify-syntax-entry ?_ "w" michelson-mode-syntax-table)
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(modify-syntax-entry ?/ ". 1n4" michelson-mode-syntax-table)
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(modify-syntax-entry ?* ". 23" michelson-mode-syntax-table)
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(modify-syntax-entry ?# "<b" michelson-mode-syntax-table)
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(modify-syntax-entry ?\n ">b" michelson-mode-syntax-table)
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michelson-mode-syntax-table))
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(defun in-space ()
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(or (looking-at "[[:space:]\n]")
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(equal (get-text-property (point) 'face)
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'michelson-face-comment)))
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(defun michelson-goto-previous-token ()
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(interactive)
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(if (bobp)
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(cons 0 nil)
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(progn
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(backward-char 1)
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(while (and (not (bobp)) (in-space)) (backward-char 1))
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(let ((token-face (get-text-property (point) 'face)))
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(forward-char 1)
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(let ((end-of-token (point)))
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(backward-char 1)
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(unless (looking-at "[{()};]")
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(while (and (not (bobp))
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(equal (get-text-property (point) 'face) token-face))
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(backward-char 1))
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(when (not (equal (get-text-property (point) 'face) token-face))
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(forward-char 1)))
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(cons (point) (buffer-substring-no-properties (point) end-of-token)))))))
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(defun michelson-goto-next-token ()
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(interactive)
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(if (eobp)
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(cons (point) nil)
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(progn
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(while (and (not (eobp)) (in-space)) (forward-char 1))
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(let ((token-face (get-text-property (point) 'face)))
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(let ((start-of-token (point)))
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(if (looking-at "[{()};]")
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(forward-char 1)
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(progn
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(while (and (not (eobp))
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(equal (get-text-property (point) 'face) token-face))
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(forward-char 1))))
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(cons start-of-token (buffer-substring-no-properties start-of-token (point))))))))
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(defun michelson-goto-opener ()
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(interactive)
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(let ((paren-level 0))
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(while (and (not (bobp))
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(or (> paren-level 0)
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(not (looking-at "[{(]"))))
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(cond ((looking-at "[{(]")
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(setq paren-level (- paren-level 1)))
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((looking-at "[})]")
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(setq paren-level (+ paren-level 1))))
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(michelson-goto-previous-token))
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(cons (point)
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(when (looking-at "[{(]")
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(buffer-substring-no-properties (point) (+ (point) 1))))))
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(defun michelson-goto-closer ()
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(interactive)
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(let ((paren-level 0) (last-token ""))
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(while (and (not (eobp))
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(or (> paren-level 0)
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(not (string-match "[)}]" last-token))))
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(cond ((looking-at "[{(]")
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(setq paren-level (+ paren-level 1)))
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((looking-at "[})]")
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(setq paren-level (- paren-level 1))))
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(setq last-token (cdr (michelson-goto-next-token))))
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(cons (point)
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(when (looking-at "[)}]")
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(buffer-substring-no-properties (point) (+ (point) 1))))))
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(defun michelson-goto-previous-application-start ()
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(interactive)
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(let ((paren-level 0) (application-start 0))
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(while (and (not (bobp))
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(or (> paren-level 0)
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(not (looking-at "[{(;]"))))
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(cond ((looking-at "[{(]")
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(setq paren-level (- paren-level 1)))
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((looking-at "[})]")
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(setq paren-level (+ paren-level 1))))
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(setq application-start (point))
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(michelson-goto-previous-token))
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(cons application-start (goto-char application-start))))
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(defun michelson-indent ()
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"Indent current line of Michelson code."
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(interactive)
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(let ((new-indentation 0)
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(previous-indentation (current-indentation))
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(previous-column (current-column))
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(current-token
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(save-excursion
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(beginning-of-line 1)
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(michelson-goto-next-token))))
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(save-excursion
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(end-of-line 0)
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(let ((previous-token
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(save-excursion (michelson-goto-previous-token)))
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(previous-opener
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(save-excursion (michelson-goto-opener))))
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(cond ((and (not (cdr previous-opener))
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(not (cdr previous-token)))
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(setq new-indentation 0))
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((and (not (cdr previous-opener))
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(equal (cdr previous-token) ";"))
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(setq new-indentation 0))
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((not (cdr previous-opener))
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(setq new-indentation 2))
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((and (equal (cdr current-token) "}")
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(equal (cdr previous-opener) "{"))
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(goto-char (car previous-opener))
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(setq new-indentation (current-column)))
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((and (or (equal (cdr previous-token) ";")
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(equal (cdr previous-token) "{"))
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(equal (cdr previous-opener) "{"))
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(goto-char (car previous-opener))
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(setq new-indentation (+ (current-column) 2)))
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((equal (cdr previous-opener) "{")
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(progn
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(michelson-goto-previous-application-start)
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(let ((default-param-indentation
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(+ (current-column) 2))
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(first-param-point
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(save-excursion
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(michelson-goto-next-token)
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(car (michelson-goto-next-token)))))
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(if (= first-param-point (car current-token))
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(setq new-indentation default-param-indentation)
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(progn
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(goto-char first-param-point)
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(setq new-indentation (current-column)))))))
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((and (equal (cdr current-token) ")")
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(equal (cdr previous-opener) "("))
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(goto-char (car previous-opener))
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(setq new-indentation (current-column)))
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((equal (cdr previous-token) "(")
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(goto-char (car previous-token))
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(setq new-indentation (+ (current-column) 1)))
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((equal (cdr previous-opener) "(")
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(goto-char (car previous-opener))
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(setq new-indentation (+ (current-column) 3))))))
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(indent-line-to new-indentation)
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(beginning-of-line)
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(forward-char
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(+ (- previous-column previous-indentation) new-indentation))
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(when (< (current-column) new-indentation)
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(beginning-of-line)
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(forward-char new-indentation))))
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(defun michelson-token-at-point ()
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"Display the token closest to the cursor."
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(interactive)
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(let ((message
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(cdr (save-excursion
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(michelson-goto-next-token)
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(michelson-goto-previous-token)))))
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(display-message-or-buffer message "*Michelson*")))
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(cl-defstruct cache
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"Cache for types. Invalid entries are removed"
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types
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errors)
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(defvar michelson-cached-buffer-info (make-cache :types '() :errors '()))
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(defvar michelson-process-output-buffer "*Michelson-process*")
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(defun michelson-erase-process-buffer ()
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"Remove all text from process buffer."
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(get-buffer-create michelson-process-output-buffer)
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(with-current-buffer michelson-process-output-buffer
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(erase-buffer)))
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(defun michelson-async-command-to-string (command callback)
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"Asynchronously execute `COMMAND' and call the `CALLBACK' on the resulting string."
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(lexical-let ((command command)
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(callback-fun callback))
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(deferred:$
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(deferred:$
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(apply 'deferred:process command)
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(deferred:nextc it callback-fun))
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;; TODO: make this show only the client error
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(deferred:error it (lambda (err) (michelson-write-output-buffer (cadr err)))))))
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(defun michelson-clean-cache ()
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"Clean the buffer's program info cache."
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(let ((types (cache-types michelson-cached-buffer-info))
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(errors (cache-errors michelson-cached-buffer-info))
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(clean-cache-entry
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(lambda (alist)
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(remove-if (lambda (entry)
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(let ((tok-end (cadr entry)))
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(> tok-end (point))))
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alist))))
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(setq michelson-cached-buffer-info
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(make-cache :types (funcall clean-cache-entry types)
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:errors (funcall clean-cache-entry errors)))))
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(defun michelson-get-info (buffer-name)
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"Refresh the info about the program in `BUFFER-NAME' from the command."
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(lexical-let ((tmp-file (make-temp-file buffer-name)))
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(write-region (point-min) (point-max) tmp-file nil 'no-message)
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(let ((command
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(append (split-string michelson-client-command " ")
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(list
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"typecheck"
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"program"
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(if michelson-alphanet
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(concat "container:" tmp-file)
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tmp-file)
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"-details"
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"--emacs"))))
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(michelson-async-command-to-string
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command
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(lambda (output)
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(condition-case err
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(let*
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((record (car (read-from-string output)))
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(errors (cdr (assoc 'errors record)))
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(types (cdr (assoc 'types record))))
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(setq michelson-cached-buffer-info (make-cache :types types :errors errors))
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(delete-file tmp-file))
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((error err)
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(let ((inhibit-message t))
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(message output)))))))))
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(defvar michelson-output-buffer-name
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"*Michelson*")
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(defun michelson-output-width ()
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(lexical-let* ((buffer (get-buffer-create michelson-output-buffer-name))
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(message-window
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(if (get-buffer-window buffer)
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(get-buffer-window buffer)
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(display-buffer-below-selected buffer nil))))
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(window-body-width message-window)))
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(defvar michelson-output-buffer-map
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(let ((map (make-sparse-keymap)))
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(set-keymap-parent map special-mode-map)
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(define-key map "g" nil)
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map)
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"Keymap for types buffer.")
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(defun michelson-write-output-buffer (data &optional do-not-overwrite)
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"Write the given `DATA' to the output buffer.
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If `DATA' is a string, it is written directly,
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overwriting the data in the buffer.
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If `DATA' is a list of strings, the strings are written into the buffer,
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with alternating lines highlighted.
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If `DO-NOT-OVERWRITE' is non-nil, the existing contents of the buffer are maintained."
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(lexical-let*
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((buffer (get-buffer-create michelson-output-buffer-name))
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(message-window
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(if (get-buffer-window buffer)
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(get-buffer-window buffer)
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(display-buffer-below-selected buffer nil)))
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(lines 0))
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(when (get-buffer-window buffer)
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(set-window-dedicated-p (get-buffer-window buffer) t))
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(save-excursion
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(set-buffer michelson-output-buffer-name)
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(read-only-mode -1)
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(unless do-not-overwrite
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(erase-buffer))
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(goto-char (point-min))
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(remove-overlays)
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(if (listp data)
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(lexical-let ((michelson-highlighting t))
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(dolist (ele (reverse data))
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(lexical-let ((prev-point (point)))
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(insert ele)
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(when michelson-highlighting
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(overlay-put (make-overlay prev-point (point))
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'face 'michelson-stack-highlight-face))
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(setq michelson-highlighting (not michelson-highlighting)))))
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(insert data))
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(use-local-map michelson-output-buffer-map)
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(read-only-mode 1)
|
|
(goto-char (point-min))
|
|
(while (not (eobp))
|
|
(vertical-motion 1)
|
|
(setq lines (+ 1 lines)))
|
|
(window-resize
|
|
message-window
|
|
(min (- (window-total-height) 5)
|
|
(+ (- (max 4 lines)
|
|
(window-size message-window))
|
|
2))))))
|
|
|
|
(defun michelson-format-stack-top (bef-ele aft-ele width)
|
|
(lexical-let*
|
|
((pp-no-trailing-newline
|
|
(lambda (sexp)
|
|
(let* ((str (pp-to-string sexp))
|
|
(len (length str)))
|
|
(if (equal "\n" (substring str (- len 1) len))
|
|
(substring str 0 (- len 1))
|
|
str))))
|
|
(bef-strs (if bef-ele (split-string (funcall pp-no-trailing-newline bef-ele) "\n") '("")))
|
|
(aft-strs (if aft-ele (split-string (funcall pp-no-trailing-newline aft-ele) "\n") '("")))
|
|
(width width))
|
|
(letrec ((format-strings
|
|
(lambda (befs afts)
|
|
(if (or befs afts)
|
|
(let ((aft-stack (if afts (car afts) "")))
|
|
(concat (format (format "%%-%ds|%s%%s\n"
|
|
(/ width 2)
|
|
(if (equal aft-stack "") "" " "))
|
|
(if befs (car befs) "")
|
|
aft-stack)
|
|
(funcall format-strings (cdr befs) (cdr afts))))
|
|
""))))
|
|
(funcall format-strings bef-strs aft-strs))))
|
|
|
|
|
|
(defun michelson-format-stacks (bef-stack aft-stack)
|
|
(letrec ((michelson-format-stacks-help
|
|
(lambda (bef aft)
|
|
(if (or bef aft)
|
|
(cons (michelson-format-stack-top (car bef) (car aft) (michelson-output-width))
|
|
(funcall michelson-format-stacks-help (cdr bef) (cdr aft)))
|
|
'()))))
|
|
(funcall michelson-format-stacks-help (reverse bef-stack) (reverse aft-stack))))
|
|
|
|
(cl-defstruct michelson-stacks
|
|
"A pair of stacks, from `BEF' (before) and `AFT' (after) the instruction"
|
|
bef
|
|
aft)
|
|
|
|
(defun michelson-get-previous-stack ()
|
|
(save-excursion
|
|
(michelson-goto-previous-token)
|
|
(lexical-let ((stacks nil)
|
|
(brace-count 0)
|
|
(break nil))
|
|
(while (and (not break)
|
|
(not stacks)
|
|
(> (point) 0)
|
|
(>= brace-count 0))
|
|
(backward-char)
|
|
(cond ((and (equal (get-text-property (point) 'face)
|
|
'michelson-face-instruction)
|
|
(= brace-count 0))
|
|
(setq break t)
|
|
(setq stacks (michelson-stacks-at-loc (point))))
|
|
((equal (string (char-after (point))) "{")
|
|
(setq brace-count (- brace-count 1)))
|
|
((equal (string (char-after (point))) "}")
|
|
(setq brace-count (+ brace-count 1)))
|
|
(t nil)))
|
|
stacks)))
|
|
|
|
|
|
(defun michelson-completion-at-point ()
|
|
(let ((prev-stack (michelson-get-previous-stack)))
|
|
(if prev-stack
|
|
(let* ((bds (bounds-of-thing-at-point 'word))
|
|
(start (car bds))
|
|
(end (cdr bds))
|
|
(completion-stack (michelson-stacks-aft prev-stack))
|
|
(instrs (michelson-get-suggestion-list completion-stack)))
|
|
(list start end instrs . nil))
|
|
nil)))
|
|
|
|
(defun michelson-stacks-at-loc (loc)
|
|
(let ((types-info nil))
|
|
(dolist (elt (cache-types michelson-cached-buffer-info))
|
|
(when (and (<= (car elt) loc) (<= loc (cadr elt))
|
|
(equal (get-text-property loc 'face)
|
|
'michelson-face-instruction))
|
|
(setq types-info (make-michelson-stacks :bef (caddr elt)
|
|
:aft (cadddr elt)))))
|
|
types-info))
|
|
|
|
(defun michelson-show-program-info ()
|
|
"Show the program's `TYPES' and `ERRORS'."
|
|
(interactive)
|
|
(remove-overlays)
|
|
(lexical-let* ((stacks (michelson-stacks-at-loc (point)))
|
|
(types-info (and stacks (michelson-format-stacks (michelson-stacks-bef stacks)
|
|
(michelson-stacks-aft stacks))))
|
|
(errors-info nil))
|
|
(when michelson-highlight-errors
|
|
(dolist (elt (cache-errors michelson-cached-buffer-info))
|
|
(overlay-put (make-overlay (car elt) (cadr elt)) 'face 'michelson-face-error)
|
|
(when (and (<= (car elt) (point)) (<= (point) (cadr elt)))
|
|
(progn
|
|
(when michelson-print-errors
|
|
(unless errors-info
|
|
(setq errors-info (concat errors-info "\n")))
|
|
(setq errors-info (concat errors-info (cadr (cdr elt)))))))))
|
|
(cond ((and types-info errors-info)
|
|
(michelson-write-output-buffer errors-info nil)
|
|
(michelson-write-output-buffer types-info t))
|
|
(types-info
|
|
(michelson-write-output-buffer types-info nil))
|
|
(errors-info
|
|
(michelson-write-output-buffer errors-info nil))
|
|
(t (michelson-write-output-buffer "\nNo information available at point")))))
|
|
|
|
(defun michelson-type-at-point ()
|
|
"Display the type of the expression under the cursor."
|
|
(interactive)
|
|
(michelson-get-info (buffer-name))
|
|
(michelson-show-program-info))
|
|
|
|
(defun michelson-make-suggest (instr pred)
|
|
"Suggest `INSTR' if `PRED' is not nil."
|
|
(lexical-let ((instr instr)
|
|
(pred pred))
|
|
(lambda (stack)
|
|
(if (funcall pred stack)
|
|
(if (listp instr)
|
|
instr
|
|
`(,instr))
|
|
nil))))
|
|
|
|
|
|
(defun michelson-constrained-p (var hash)
|
|
(not (equal var (gethash var hash var))))
|
|
|
|
(defun michelson-polymorphic-match (tbl match-types stack)
|
|
(cond ((not match-types) t)
|
|
((not stack) nil)
|
|
((and (consp match-types) (consp stack))
|
|
(and (michelson-polymorphic-match tbl (car match-types) (car stack))
|
|
(michelson-polymorphic-match tbl (cdr match-types) (cdr stack))))
|
|
((and (symbolp match-types) (symbolp stack))
|
|
(if (and (michelson-constrained-p match-types tbl)
|
|
(gethash match-types tbl))
|
|
(equal (gethash match-types tbl nil) stack)
|
|
(progn
|
|
(puthash match-types stack tbl)
|
|
t)))
|
|
(t nil)))
|
|
|
|
(defmacro forall (vars matching-stack)
|
|
(unless (listp ',vars)
|
|
(error "forall must take a list of vars"))
|
|
`(lambda (stack)
|
|
(let ((tbl (make-hash-table :test 'equal)))
|
|
,@(mapcar (lambda (var) `(puthash ',var ',var tbl)) vars)
|
|
(michelson-polymorphic-match tbl ',matching-stack stack))))
|
|
|
|
(defun michelson-literals-match-p (types)
|
|
"Generate a predicate that matches `TYPES' against the top of the stack."
|
|
(lexical-let ((types types))
|
|
(lambda (stack)
|
|
(michelson-polymorphic-match
|
|
(make-hash-table :test 'equal)
|
|
types
|
|
stack))))
|
|
|
|
(defun michelson-suggest-literals (instr &rest types)
|
|
"Suggest `INSTR' when `TYPES' are on the top of the stack."
|
|
(michelson-make-suggest
|
|
instr
|
|
(michelson-literals-match-p types)))
|
|
|
|
|
|
(defun michelson-suggest-or (instr pred1 pred2)
|
|
(lexical-let ((pred1 pred1)
|
|
(pred2 pred2))
|
|
(michelson-make-suggest
|
|
instr
|
|
(lambda (stack) (or (funcall pred1 stack) (funcall pred2 stack))))))
|
|
|
|
(defun michelson-suggest-reorderable (instr type1 type2)
|
|
(michelson-suggest-or instr
|
|
(michelson-literals-match-p `(,type1 ,type2))
|
|
(michelson-literals-match-p `(,type2 ,type1))))
|
|
|
|
(defvar michelson-suggest-always-available
|
|
'("FAIL" "PUSH" "UNIT" "LAMBDA" "NONE"
|
|
"EMPTY_SET" "EMPTY_MAP" "NIL" "BALANCE"
|
|
"AMOUNT" "STEPS_TO_QUOTA" "NOW"))
|
|
|
|
(defun michelson-comparable-p (type)
|
|
"Is the `TYPE' comparable?"
|
|
(memq type '(int nat string tez bool key timestamp)))
|
|
|
|
|
|
(defun michelson-suggest-pairs-help (pair-type accessor-prefix)
|
|
"Suggest all possible pair accessors on the given `PAIR-TYPE' and `ACCESSOR-PREFIX'."
|
|
(cons (concat accessor-prefix "R")
|
|
(if (and (consp pair-type) (equal (car pair-type) 'pair))
|
|
(let ((car-ele (cadr pair-type))
|
|
(cdr-ele (caddr pair-type)))
|
|
(append
|
|
(michelson-suggest-pairs-help car-ele
|
|
(concat accessor-prefix "A"))
|
|
(michelson-suggest-pairs-help car-ele
|
|
(concat accessor-prefix "D"))
|
|
'())))))
|
|
|
|
(defun michelson-suggest-pairs (stack)
|
|
"Suggest all possible pair accessors on the given `STACK'."
|
|
(if (and (consp (car stack)) (equal (caar stack) 'pair))
|
|
(append (michelson-suggest-pairs-help (cadar stack) "CA")
|
|
(michelson-suggest-pairs-help (caddar stack) "CD")
|
|
nil)))
|
|
|
|
(defconst michelson-comparison-operations
|
|
'("EQ" "NEQ" "LT" "LE" "GT" "GE"))
|
|
|
|
(defun michelson-suggest-comparable (stack)
|
|
(let ((first (car stack))
|
|
(second (cadr stack)))
|
|
(if (and first
|
|
second
|
|
(michelson-comparable-p first)
|
|
(equal first second))
|
|
(cons
|
|
"COMPARE"
|
|
(append
|
|
(mapcar (lambda (x) (concat "CMP" x))
|
|
michelson-comparison-operations)
|
|
(mapcar (lambda (x) (concat "IFCMP" x))
|
|
michelson-comparison-operations)))
|
|
'())))
|
|
|
|
(defun michelson-suggest-depth (instrs depth)
|
|
"Suggest `INSTRS' if the stack depth is greater than or equal to `DEPTH'."
|
|
(michelson-make-suggest
|
|
instrs
|
|
(lexical-let ((depth depth))
|
|
(lambda (stack) (>= (length stack) depth)))))
|
|
|
|
(defun michelson-suggest-prefix-depth (prefix additional suffix)
|
|
(lexical-let ((prefix prefix)
|
|
(additional additional)
|
|
(suffix suffix))
|
|
(lambda (stack)
|
|
(reverse (car (reduce
|
|
(lambda (acc ele)
|
|
(lexical-let ((existing (car acc))
|
|
(prefix (concat (cdr acc) additional)))
|
|
(cons (cons (concat prefix suffix) existing)
|
|
prefix)))
|
|
stack
|
|
:initial-value (cons nil "D")))))))
|
|
|
|
(defvar michelson-type-completion-list
|
|
(list
|
|
(michelson-make-suggest "EXEC" (forall (arg ret) (arg (lambda arg ret))))
|
|
(michelson-make-suggest "MEM" (forall (val-type) (val-type (set val-type))))
|
|
(michelson-make-suggest "MEM" (forall (key-type val-type) (key-type (map key-type val-type))))
|
|
(michelson-make-suggest "UPDATE" (forall (val-type) (val-type bool (set val-type))))
|
|
(michelson-make-suggest "UPDATE" (forall (key-type val-type)
|
|
(key-type (option val-type) (map key-type val-type))))
|
|
(michelson-make-suggest "MAP" (forall (lt rt) ((lambda lt rt) (list lt))))
|
|
(michelson-make-suggest "MAP" (forall (k v b) ((lambda (pair k v) b) (map k v))))
|
|
(michelson-suggest-literals "IF" 'bool)
|
|
(michelson-suggest-literals "LOOP" 'bool)
|
|
(michelson-suggest-literals michelson-comparison-operations 'int)
|
|
'michelson-suggest-comparable
|
|
'michelson-suggest-pairs
|
|
(michelson-suggest-prefix-depth "D" "I" "P")
|
|
(michelson-suggest-prefix-depth "D" "U" "P")
|
|
(lambda (stack) (and (cdr stack)
|
|
(funcall (michelson-suggest-prefix-depth "PA" "A" "IP") (cdr stack))))
|
|
(michelson-suggest-literals "NOT" 'bool)
|
|
(michelson-suggest-literals '("OR" "AND" "XOR") 'bool 'bool)
|
|
(michelson-suggest-literals "ABS" 'int)
|
|
(michelson-make-suggest
|
|
'("ADD" "SUB" "MUL" "EDIV")
|
|
(lambda (stack)
|
|
(let ((first (car stack))
|
|
(second (cadr stack))
|
|
(intnat '(int nat)))
|
|
(and first
|
|
second
|
|
(memq first intnat)
|
|
(memq second intnat)))))
|
|
(michelson-suggest-reorderable "ADD" 'nat 'timestamp)
|
|
(michelson-suggest-literals "NOT" 'int)
|
|
(michelson-suggest-literals '("OR" "AND" "XOR" "LSL" "LSR") 'nat 'nat)
|
|
(michelson-suggest-literals '("CONCAT") 'string 'string)
|
|
(michelson-suggest-depth '("SOME" "LEFT" "RIGHT") 1)
|
|
(michelson-suggest-literals '("ADD" "SUB") 'tez 'tez)
|
|
(michelson-suggest-reorderable '("ADD" "SUB" "MUL") 'tez 'nat)
|
|
(michelson-suggest-literals "EDIV" 'tez 'nat)
|
|
(michelson-suggest-literals "EDIV" 'tez 'tez)
|
|
(michelson-suggest-literals "IMPLICIT_ACCOUNT" 'key)
|
|
(michelson-suggest-depth "SWAP" 2)
|
|
(michelson-suggest-depth '("DROP" "H") 1)
|
|
(michelson-suggest-literals "CHECK_SIGNATURE" 'key '(pair signature string))
|
|
(michelson-suggest-literals "CREATE_ACCOUNT" 'key '(option key) 'bool 'tez)
|
|
(michelson-make-suggest "IF_NONE" (forall (x) (option x)))
|
|
(michelson-make-suggest "IF_LEFT" (forall (x y) (or x y)))
|
|
;; This is not exactly the type of TRANSFER_TOKENS.
|
|
;; It will be changed once the concurrency model is worked out
|
|
(michelson-make-suggest "TRANSFER_TOKENS" (forall (p r g) (p tez (contract p r) g)))
|
|
(michelson-make-suggest
|
|
"CREATE_CONTRACT"
|
|
(forall (p r g) (key (option key) bool bool tez (lambda (pair p g) (pair r g)) g)))
|
|
(michelson-make-suggest "MANAGER" (forall (p r) ((contract p r))))
|
|
(michelson-make-suggest "CONS" (forall (a) (a (list a))))
|
|
(michelson-make-suggest "IF_CONS" (forall (a) (list a)))
|
|
(michelson-make-suggest "GET" (forall (k v) (k (map k v))))
|
|
(michelson-make-suggest "UPDATE" (forall (v) (v bool (set v))))
|
|
(michelson-make-suggest "UPDATE" (forall (k v) (k (option v) (map k v))))
|
|
(michelson-make-suggest "REDUCE" (forall (elt b) ((lambda (pair elt b) b) (set elt) b)))
|
|
(michelson-make-suggest "REDUCE" (forall (key val b) ((lambda (pair (pair key val) b) b) (map key val) b)))
|
|
(michelson-make-suggest "REDUCE" (forall (a b) ((lambda (pair a b) b) (list a) b)))
|
|
|
|
|
|
))
|
|
|
|
;; Special handling
|
|
;; PA+IR
|
|
|
|
|
|
(defun michelson-get-suggestion-list (stack)
|
|
(lexical-let ((stack stack))
|
|
(reduce (lambda (func acc) (append (funcall func stack) acc))
|
|
michelson-type-completion-list
|
|
:from-end t
|
|
:initial-value michelson-suggest-always-available)))
|
|
|
|
|
|
(defun michelson-toggle-live-editing ()
|
|
"Toggle `michelson-live-editing'.
|
|
Enables or disables stack and error display."
|
|
(interactive)
|
|
(when (and michelson-live-editing
|
|
(get-buffer michelson-output-buffer-name))
|
|
(save-excursion
|
|
(set-buffer michelson-output-buffer-name)
|
|
(kill-buffer-and-window)))
|
|
(setq michelson-live-editing (not michelson-live-editing)))
|
|
|
|
|
|
(defun michelson-update-minibuffer-info ()
|
|
(when (nth 2 michelson-state)
|
|
(cancel-timer (nth 2 michelson-state)))
|
|
(setf
|
|
(nth 2 michelson-state)
|
|
(run-at-time
|
|
"0.3 sec" nil
|
|
(lambda (buffer)
|
|
(with-current-buffer buffer
|
|
(setf (nth 2 michelson-state) nil)
|
|
(when (and (not (= (nth 0 michelson-state) (point)))
|
|
michelson-live-editing)
|
|
(setf (nth 0 michelson-state) (point))
|
|
(michelson-type-at-point))))
|
|
(current-buffer))))
|
|
|
|
(defun michelson-close-output-buffer ()
|
|
"Close the interactive editing buffer."
|
|
(interactive)
|
|
(let ((buffer (get-buffer michelson-output-buffer-name)))
|
|
(when buffer
|
|
(let ((window (get-buffer-window buffer)))
|
|
(if window (quit-window t window) (kill-buffer buffer))))))
|
|
|
|
(define-derived-mode michelson-mode prog-mode "Michelson"
|
|
"Major mode for editing Michelson smart contracts."
|
|
(interactive)
|
|
(kill-all-local-variables)
|
|
(use-local-map michelson-mode-map)
|
|
(set-syntax-table michelson-mode-syntax-table)
|
|
(set
|
|
(make-local-variable 'font-lock-defaults)
|
|
michelson-font-lock-defaults)
|
|
(set
|
|
(make-local-variable 'indent-line-function)
|
|
'michelson-indent)
|
|
(set
|
|
(make-local-variable 'indent-for-tab-command)
|
|
'michelson-indent)
|
|
(set
|
|
(make-local-variable 'michelson-state)
|
|
(list 0 0 nil))
|
|
(set (make-local-variable 'michelson-cached-buffer-info)
|
|
(make-cache :types nil
|
|
:errors nil))
|
|
(add-to-list
|
|
(make-local-variable 'pre-command-hook)
|
|
'michelson-update-minibuffer-info)
|
|
(add-to-list
|
|
(make-local-variable 'focus-in-hook)
|
|
'michelson-update-minibuffer-info)
|
|
(add-hook 'post-self-insert-hook 'michelson-clean-cache)
|
|
(add-hook 'kill-buffer-hook 'michelson-close-output-buffer t t)
|
|
(setq major-mode 'michelson-mode)
|
|
(setq mode-name "Michelson")
|
|
(setq indent-tabs-mode nil)
|
|
(setq show-trailing-whitespace t)
|
|
(setq buffer-file-coding-system 'utf-8-unix)
|
|
(add-hook 'completion-at-point-functions 'michelson-completion-at-point nil 'local)
|
|
(setq-local company-backends '(company-capf))
|
|
(setq-local process-environment (cons "ALPHANET_EMACS=true"
|
|
(cons "TEZOS_ALPHANET_DO_NOT_PULL=yes"
|
|
process-environment)))
|
|
(run-hooks 'michelson-mode-hook))
|
|
(add-to-list 'auto-mode-alist '("\\.tz\\'" . michelson-mode))
|
|
(add-to-list 'auto-mode-alist '("\\.tez\\'" . michelson-mode))
|
|
|
|
(provide 'michelson-mode)
|