Add simplistic ascii export
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1 changed files with 106 additions and 42 deletions
138
edocs.el
138
edocs.el
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@ -38,6 +38,7 @@
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;;; Code:
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(require 'eieio)
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(require 'help-fns)
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(require 'lisp-mnt)
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(require 'ox-html)
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@ -71,6 +72,9 @@ and are not meant to be used outside the module. The default is
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`--', which matches any symbol with two hyphens such as
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`edocs--symbol-type-map'.")
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(defvar edocs-exporter 'edocs-html-exporter
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"The exporter to use when exporting docs.")
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(defconst edocs--symbol-type-map
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#s(hash-table size 8 test equal
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data ("defclass" "Class"
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@ -84,6 +88,14 @@ and are not meant to be used outside the module. The default is
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"defvar" "Variable"))
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"Type -> name map for symbol types.")
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(defclass edocs-ascii-exporter ()
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((extension :reader exporter-extension :initform ".txt"))
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:documentation "An exporter that produces ascii text.")
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(defclass edocs-html-exporter ()
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((extension :reader exporter-extension :initform ".html"))
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:documentation "An exporter that produces html text.")
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(defun edocs--get-doc (expr)
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"Get a docstring from EXPR."
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(cl-case (car expr)
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@ -146,20 +158,35 @@ etc."
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"Get the display text for TYPE-NAME."
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(gethash type-name edocs--symbol-type-map type-name))
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(defun edocs--insert-header ()
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"Insert necessary header information into the current buffer."
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(defmethod edocs--export-insert-headers ((exporter edocs-html-exporter))
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"Insert an HTML header."
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(insert "<!DOCTYPE html>\n"
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"<html><head>"
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"<link href=\"" edocs-stylesheet-location
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"\" rel=\"stylesheet\"></head><body>"))
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(defun edocs--insert-footer ()
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(defmethod edocs--export-insert-title ((exporter edocs-html-exporter)
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title subtitle)
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"Insert TITLE and SUBTITLE as html."
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(edocs--with-tag "div" '(("class" . "container"))
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(insert "<h1>" title " <small>— " subtitle "</small></h1>")))
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(defmethod edocs--export-insert-headers ((exporter edocs-ascii-exporter))
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"Don't insert anything."
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nil)
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(defmethod edocs--export-insert-title ((exporter edocs-ascii-exporter)
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title subtitle)
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"Insert TITLE and SUBTITLE."
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(insert title " --- " subtitle "\n\n"))
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(defmethod edocs--export-insert-footer ((exporter edocs-html-exporter))
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"Insert necessary footer information into the current buffer."
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(insert "</body></html>"))
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(defun edocs--insert-title (title sub)
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"Insert a formatted TITLE and SUB into the current buffer."
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(insert "<h1>" title " <small>— " sub "</small></h1>"))
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(defmethod edocs--export-insert-footer ((exporter edocs-ascii-exporter))
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"Don't insert anything."
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nil)
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(defmacro edocs--with-tag (tag attrs &rest contents)
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"Put insertion of TAG (possibly with ATTRS) around CONTENTS."
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@ -177,7 +204,8 @@ etc."
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,@contents
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(insert "</" ,tag-sym ">"))))
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(defun edocs--format-text (txt known-symbols)
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(defmethod edocs--export-format-text ((exporter edocs-html-exporter)
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txt known-symbols)
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"Perform formatting operations on TXT.
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KNOWN-SYMBOLS is used for referencing symbols found in other
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@ -194,23 +222,41 @@ parts of the module."
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txt)
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'html t)))
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(defun edocs--format-commentary (cmt known-symbols)
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"Perform special commentary formatting operations on CMT.
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(defmethod edocs--export-format-text ((exporter edocs-ascii-exporter)
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txt known-symbols)
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"Perform formatting operations on TXT."
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txt)
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(defmethod edocs--export-insert-header ((exporter edocs-html-exporter)
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level txt)
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"Format a header."
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(insert (format "<h%d>%s</h%d>" level txt level)))
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(defmethod edocs--export-insert-header ((exporter edocs-ascii-exporter)
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level txt)
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"Format a header"
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(insert (make-string level ?=) " " txt "\n\n"))
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(defun edocs--format-commentary (exporter cmt known-symbols)
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"Make EXPORTER perform special commentary formatting operations on CMT.
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KNOWN-SYMBOLS is used for referencing symbols found in other
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parts of the module."
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(edocs--format-text
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(edocs--export-format-text
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exporter
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(replace-regexp-in-string
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";" "*" (replace-regexp-in-string
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"^;; " "" (replace-regexp-in-string
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";;; Commentary:\n+" "" cmt))) known-symbols))
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(defun edocs--format-doc (doc known-symbols)
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"Perform formatting operations on DOC or on DOC's `cdr'.
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(defun edocs--format-doc (exporter doc known-symbols)
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"Make EXPORTER perform formatting operations on DOC or on DOC's `cdr'.
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KNOWN-SYMBOLS is used for referencing symbols found in other
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parts of the module."
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(edocs--format-text (if (consp doc) (cdr doc) doc) known-symbols))
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(edocs--export-format-text
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exporter
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(if (consp doc) (cdr doc) doc) known-symbols))
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(defun edocs--package-desc-p (package-info)
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"Check to see if PACKAGE-INFO is a package-desc struct."
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@ -244,16 +290,9 @@ See the docstring for `edocs--module-name' for more information."
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(list docs)
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docs))
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(defun edocs--format-symbol (symbol known-symbols)
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"Format the information in SYMBOL.
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KNOWN-SYMBOLS is used for referencing symbols found in other
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parts of the module."
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(let ((type (edocs-symbol-type symbol))
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(name (edocs-symbol-name symbol))
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(docs (edocs-symbol-doc symbol))
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(args (edocs-symbol-args symbol)))
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(mapc (lambda (doc)
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(defmethod edocs--export-insert-definition
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((exporter edocs-html-exporter) type name args doc known-symbols)
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"Insert definition."
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(edocs--with-tag "div" nil
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(insert "– ")
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(edocs--with-tag "strong" nil
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@ -265,11 +304,32 @@ parts of the module."
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(insert name)))
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(insert " " (or args ""))
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(edocs--with-tag "blockquote" '(("class" . "docstring"))
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(insert (or (edocs--format-doc doc known-symbols)
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(insert (or (edocs--format-doc exporter doc known-symbols)
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"Not documented.")))))
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(defmethod edocs--export-insert-definition
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((exporter edocs-ascii-exporter) type name args doc known-symbols)
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"Insert definition."
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(insert "-- " (edocs--get-type-display type) ": "
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name " " (or args "") "\n\n"
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(or (edocs--format-doc exporter doc known-symbols)
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"Not documented.") "\n\n"))
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(defun edocs--format-symbol (exporter symbol known-symbols)
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"Make EXPORTER format the information in SYMBOL.
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KNOWN-SYMBOLS is used for referencing symbols found in other
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parts of the module."
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(let ((type (edocs-symbol-type symbol))
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(name (edocs-symbol-name symbol))
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(docs (edocs-symbol-doc symbol))
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(args (edocs-symbol-args symbol)))
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(mapc (lambda (doc)
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(edocs--export-insert-definition
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exporter type name args doc known-symbols))
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(edocs--normalize docs))))
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(defun edocs-generate ()
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(defun edocs-generate (&optional exporter)
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"Generate nice-looking documentation for a module or file.
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Markup is handled by `org-mode' exporting functions. This
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@ -282,25 +342,29 @@ into a buffer called `*edocs*' and switches to that buffer."
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(binfo (package-buffer-info))
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(commentary (lm-commentary))
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(symbol-specs (edocs--list-symbols))
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(symbols (mapcar #'edocs-symbol-name symbol-specs)))
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(symbols (mapcar #'edocs-symbol-name symbol-specs))
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(exporter (or exporter (make-instance edocs-exporter))))
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(with-current-buffer buffer
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(unless edocs-generate-only-body (edocs--insert-header))
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(edocs--with-tag "div" '(("class" . "container"))
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(edocs--insert-title (edocs--module-name binfo)
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(edocs--module-summary binfo))
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(insert (edocs--format-commentary commentary symbols))
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(insert "<h2>API</h2>")
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(mapc (lambda (spec) (edocs--format-symbol spec symbols))
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symbol-specs))
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(unless edocs-generate-only-body
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(edocs--insert-footer)))
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(edocs--export-insert-headers exporter))
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(edocs--export-insert-title exporter
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(edocs--module-name binfo)
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(edocs--module-summary binfo))
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(insert (edocs--format-commentary exporter commentary symbols))
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(edocs--export-insert-header exporter 2 "API")
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(mapc (lambda (spec) (edocs--format-symbol exporter spec symbols))
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symbol-specs)
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(unless edocs-generate-only-body
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(edocs--export-insert-footer exporter)))
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(switch-to-buffer buffer)))
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(defun edocs--generate-batch-1 (file)
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"Generate docs for FILE."
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(let ((exporter (make-instance edocs-exporter)))
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(with-current-buffer (find-file file)
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(edocs-generate)
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(write-file (concat (file-name-sans-extension file) ".html"))))
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(edocs-generate )
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(write-file (concat (file-name-sans-extension file)
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(exporter-extension exporter))))))
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(defun edocs-generate-batch ()
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"Generate module docs as a batch operation.
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