annotate lisp/oobr/br-clos-ft.el @ 70:131b0175ea99 r20-0b30

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children 4be1180a9e89
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1 ;;!emacs
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2 ;;
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3 ;; FILE: br-clos-ft.el
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4 ;; SUMMARY: CLOS OO-Browser class and element functions.
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5 ;; USAGE: GNU Emacs Lisp Library
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6 ;; KEYWORDS: lisp, oop, tools
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7 ;;
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8 ;; AUTHOR: Bob Weiner
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9 ;; ORG: Motorola Inc.
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10 ;;
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11 ;; ORIG-DATE: 03-Oct-90
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12 ;; LAST-MOD: 6-Aug-95 at 01:52:28 by Bob Weiner
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13 ;;
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14 ;; Copyright (C) 1990-1995 Free Software Foundation, Inc.
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15 ;; See the file BR-COPY for license information.
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16 ;;
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17 ;; This file is part of the OO-Browser.
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18 ;;
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19 ;; DESCRIPTION:
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20 ;; DESCRIP-END.
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21
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22 ;;; ************************************************************************
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23 ;;; Other required Elisp libraries
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24 ;;; ************************************************************************
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25
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26 (mapcar 'require '(br-clos set))
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27
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28 ;;; ************************************************************************
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29 ;;; Public variables
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30 ;;; ************************************************************************
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31
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32 (defconst clos-type-identifier
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33 (concat "[" clos-type-identifier-chars "]+"))
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34
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35 (defconst clos-type-tag-separator ","
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36 "String that separates a tags type from its normalized definition form.")
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37
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38 (defconst clos-def-form-match "\([^ \t\n\r]+[ \t\n\r]+")
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39
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40 (defconst clos-feature-tag-regexp
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41 (concat "\\(" clos-type-identifier "\\)"
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42 clos-type-tag-separator
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43 clos-def-form-match "['\(]?"
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44 "\\((setf[^\)]+)\\|[^\(;,]+\\)\\( *(.*)\\)?")
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45 "Regexp matching a fully qualified, normalized clos feature tag.
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46 Class name is grouping 1. Feature name is grouping 2. Optional
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47 argument list (aliased features don't have one) is grouping 3.")
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48
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49 ;;; ************************************************************************
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50 ;;; Public functions
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51 ;;; ************************************************************************
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52
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53 (defun clos-add-default-classes ()
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54 ;; Add to 'system' class table.
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55 (let ((classes (set:create (mapcar 'cdr clos-element-type-alist))))
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56 ;; Methods are broken out into individual classes, so don't add "method"
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57 ;; as a default class.
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58 (setq classes (set:remove "method" classes))
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59 (mapcar
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60 (function (lambda (class)
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61 (br-add-class (concat "[" class "]")
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62 br-null-path nil)))
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63 classes)))
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64
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65 (defun clos-class-routine-to-regexp (class routine-name args)
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66 "Return regexp matching definition of CLASS's ROUTINE-NAME with ARGS.
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67 ARGs should be a string or nil if routine definition had no argument list,
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68 i.e. an alias."
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69 (setq class (regexp-quote class)
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70 routine-name (regexp-quote routine-name)
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71 args (if (stringp args) (regexp-quote args) args))
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72 ;; Search for CLOS method definition based on first typed argument.
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73 (concat "(defmethod[ \t\n\r]+"
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74 routine-name "[ \t\n\r]"
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75 ;; Alias defmethods don't have an argument list, so don't
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76 ;; try to find one unless signature had an argument list.
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77 (if (not args)
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78 "+"
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79 (concat "*[^\)]*[ \t\n\r]" class "[ \t\n\r]*\)"))
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80 "\\|"
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81 ;; Search for BWlib routine definition where class name is
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82 ;; prepended with a colon to the routine name.
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83 (concat "(defmethod[ \t\n\r]+" class ":" routine-name
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84 "[ \t\n\r]"
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85 ;; BWlib alias defmethods don't have an argument list,
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86 ;; so don't try to find one unless signature had an
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87 ;; argument list.
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88 (if (not args) "+" "*\("))))
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89
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90 (defun clos-feature-implementors (ftr-name)
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91 "Return unsorted list of clos feature tags which implement FTR-NAME."
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92 (if (string-match "[ \t]+$" ftr-name)
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93 (setq ftr-name (substring ftr-name 0 (match-beginning 0))))
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94 (clos-feature-matches (concat "^" (regexp-quote ftr-name) "$")))
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95
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96 (defun clos-feature-locate-p (feature-tag)
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97 (let (start)
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98 (if (not (re-search-forward
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99 (clos-feature-signature-to-regexp feature-tag) nil t))
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100 nil
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101 (setq start (match-beginning 0))
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102 (goto-char start)
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103 (skip-chars-forward " \t\n")
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104 (clos-to-comments-begin)
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105 (recenter 0)
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106 (goto-char start)
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107 t)))
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108
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109 (defun clos-feature-name-to-regexp (name)
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110 "Converts feature NAME into a regular expression matching the feature's name tag."
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111 (if (string-match (concat "^" br-feature-type-regexp " ") name)
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112 (setq name (substring name (match-end 0))))
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113 (format "%s%s\(\\(%s\\) %s[ \n]"
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114 clos-type-identifier clos-type-tag-separator clos-def-form-regexp
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115 (regexp-quote name)))
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116
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117 (defun clos-feature-signature-to-name (signature &optional with-class for-display)
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118 "Extracts the feature name from SIGNATURE.
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119 The feature's class name is dropped from signature unless optional WITH-CLASS
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120 is non-nil. If optional FOR-DISPLAY is non-nil, a \"- \" is prepended to
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121 the name for display in a browser listing."
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122 (concat (if for-display "- ")
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123 (clos-feature-partial-name signature with-class)))
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124
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125 (defun clos-feature-signature-to-regexp (signature)
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126 "Given a clos element SIGNATURE, return regexp to match its definition."
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127 (cond ((string-match (concat "\\`[^ \t\n\r;]+" clos-type-tag-separator)
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128 signature)
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129 (clos-element-def-to-regexp
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130 (substring signature (match-end 0))))
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131 ((string-match (concat "\\(" clos-arg-identifier "\\):\\("
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132 clos-element-identifier
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133 "\\)[ \t\n\r]*\\(\(\\)?")
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134 signature)
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135 (clos-class-routine-to-regexp
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136 (substring signature (match-beginning 1) (match-end 1))
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137 (substring signature (match-beginning 2) (match-end 2))
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138 (if (= ?\( (elt signature (match-end 0)))
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139 (substring signature (match-beginning 3)))))))
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140
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141 (defun clos-feature-tree-command-p (class-or-signature)
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142 "Display definition of CLASS-OR-SIGNATURE if a signature and return t, else return nil."
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143 (if (br-in-browser) (br-to-view-window))
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144 (br-feature-found-p (br-feature-file class-or-signature)
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145 class-or-signature))
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146
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147 (defun clos-list-features (class &optional indent)
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148 "Return sorted list of clos feature names lexically defined in CLASS."
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149 (let ((obuf (current-buffer))
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150 (class-tag (concat "\n" class clos-type-tag-separator))
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151 (features))
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152 (set-buffer (funcall br-find-file-noselect-function br-feature-tags-file))
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153 (goto-char 1)
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154 ;; Feature defs (methods) for a single class could occur in any file,
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155 ;; according to Common Lisp rules.
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156 (while (search-forward class-tag nil t)
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157 (setq features (cons (br-feature-current) features)))
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158 (set-buffer obuf)
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159 (clos-sort-features (nreverse features))))
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160
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161 (defun clos-scan-features ()
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162 "Return reverse ordered list of clos feature definitions in current buffer.
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163 Assume point is at the beginning of a widened buffer."
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164 (save-excursion
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165 (let ((features) (tag-list)
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166 ;; t if current file is an Emacs Lisp file and therefore may
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167 ;; contain BWlib method definitions. BWlib is a simple CLOS-like
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168 ;; object system for Emacs Lisp written by the author of the
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169 ;; OO-Browser for use in InfoDock, but not yet released.
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170 (bwlib-flag (and buffer-file-name
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171 (string-match "\\.el$" buffer-file-name)
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172 t))
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173 def-form)
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174 (while (re-search-forward clos-element-def nil t)
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175 (setq tag-list (mapcar
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176 'clos-feature-normalize
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177 (clos-element-tag-list
376386a54a3c Import from CVS: tag r19-14
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178 (setq def-form
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cvs
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179 (buffer-substring
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180 (match-beginning clos-def-form-grpn)
376386a54a3c Import from CVS: tag r19-14
cvs
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181 (match-end clos-def-form-grpn)))
376386a54a3c Import from CVS: tag r19-14
cvs
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182 (buffer-substring (match-beginning clos-feature-grpn)
376386a54a3c Import from CVS: tag r19-14
cvs
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183 (match-end clos-feature-grpn))
376386a54a3c Import from CVS: tag r19-14
cvs
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184 (if (string-match clos-def-form-with-args-regexp
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185 def-form)
376386a54a3c Import from CVS: tag r19-14
cvs
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186 (clos-scan-routine-arglist))
376386a54a3c Import from CVS: tag r19-14
cvs
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187 bwlib-flag))
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188 features (nconc features tag-list)))
376386a54a3c Import from CVS: tag r19-14
cvs
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189 features)))
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cvs
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190
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191 (defun clos-scan-routine-arglist ()
376386a54a3c Import from CVS: tag r19-14
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192 "Return list of routine's formal parameters. Leaves point after arglist.
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193 Requires that caller has left point in front of arglist.
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194 If routine is an alias, get argument list from the routine aliased, if
376386a54a3c Import from CVS: tag r19-14
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195 defined, else return nil."
376386a54a3c Import from CVS: tag r19-14
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196 (skip-chars-forward " \t\n\r")
376386a54a3c Import from CVS: tag r19-14
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197 (if (= (following-char) ?\()
376386a54a3c Import from CVS: tag r19-14
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198 (buffer-substring (point) (progn (progn (forward-list) (point))))
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199 ;; No arglist, treat as an alias.
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cvs
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200 (let ((aliased-function (read (current-buffer)))
376386a54a3c Import from CVS: tag r19-14
cvs
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201 arg-list)
376386a54a3c Import from CVS: tag r19-14
cvs
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202 (setq aliased-function
376386a54a3c Import from CVS: tag r19-14
cvs
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203 (condition-case ()
376386a54a3c Import from CVS: tag r19-14
cvs
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204 (cond ((fboundp 'indirect-function)
376386a54a3c Import from CVS: tag r19-14
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205 (indirect-function aliased-function))
376386a54a3c Import from CVS: tag r19-14
cvs
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206 ((fboundp 'hypb:indirect-function)
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cvs
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207 (indirect-function aliased-function))
376386a54a3c Import from CVS: tag r19-14
cvs
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208 (t aliased-function))
376386a54a3c Import from CVS: tag r19-14
cvs
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209 (void-function nil)))
376386a54a3c Import from CVS: tag r19-14
cvs
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210 (if (null aliased-function)
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211 nil
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212 (setq arg-list
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213 (cond ((fboundp 'action:params)
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214 (action:params aliased-function))
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cvs
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215 ((listp aliased-function)
376386a54a3c Import from CVS: tag r19-14
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216 (if (eq (car aliased-function) 'autoload)
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217 (error "(clos-scan-routine-arglist): Arglist unknown for autoload functions: %s" aliased-function)
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218 (car (cdr aliased-function))))
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219 ((funcall (if (fboundp 'compiled-function-p)
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220 'compiled-function-p
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cvs
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221 'byte-code-function-p)
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cvs
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222 aliased-function)
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cvs
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223 ;; Turn into a list for extraction
376386a54a3c Import from CVS: tag r19-14
cvs
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224 (car (cdr (cons nil (append aliased-function nil)))))))
376386a54a3c Import from CVS: tag r19-14
cvs
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225 (if arg-list (prin1-to-string arg-list))))))
376386a54a3c Import from CVS: tag r19-14
cvs
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226
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cvs
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227 (defun clos-sort-features (feature-list)
376386a54a3c Import from CVS: tag r19-14
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228 (sort feature-list 'clos-feature-lessp))
376386a54a3c Import from CVS: tag r19-14
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229
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cvs
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230 ;; !! Need to write clos-to-definition function.
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cvs
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231 ;; Move from an identifier to its definition as best as possible.
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cvs
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232 ;; Use the following temporarily.
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cvs
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233 (fset 'clos-to-definition 'smart-lisp)
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234
376386a54a3c Import from CVS: tag r19-14
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235 ;;; ************************************************************************
376386a54a3c Import from CVS: tag r19-14
cvs
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236 ;;; Private functions
376386a54a3c Import from CVS: tag r19-14
cvs
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237 ;;; ************************************************************************
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238
376386a54a3c Import from CVS: tag r19-14
cvs
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239 (defun clos-element-def-to-regexp (element-def)
376386a54a3c Import from CVS: tag r19-14
cvs
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240 "Convert a normalized clos element definition to a regular expression that will match to its definition in the source code."
376386a54a3c Import from CVS: tag r19-14
cvs
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241 (setq element-def (regexp-quote element-def))
376386a54a3c Import from CVS: tag r19-14
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242 (mapconcat (function (lambda (c)
376386a54a3c Import from CVS: tag r19-14
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243 (if (= c ?\ )
376386a54a3c Import from CVS: tag r19-14
cvs
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244 "[ \t\n\r]+\\(;.*[ \t\n\r]+\\)?"
376386a54a3c Import from CVS: tag r19-14
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245 (char-to-string c))))
376386a54a3c Import from CVS: tag r19-14
cvs
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246 element-def nil))
376386a54a3c Import from CVS: tag r19-14
cvs
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247
376386a54a3c Import from CVS: tag r19-14
cvs
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248 (defun clos-feature-def-p ()
376386a54a3c Import from CVS: tag r19-14
cvs
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249 "Return nil unless point is within a feature definition.
376386a54a3c Import from CVS: tag r19-14
cvs
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250 If point is within a comment, return nil.
376386a54a3c Import from CVS: tag r19-14
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251 Leaves point at start of the definition for visual clarity."
376386a54a3c Import from CVS: tag r19-14
cvs
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252 (if (clos-skip-to-statement)
376386a54a3c Import from CVS: tag r19-14
cvs
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253 (looking-at "\(def")))
376386a54a3c Import from CVS: tag r19-14
cvs
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254
376386a54a3c Import from CVS: tag r19-14
cvs
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255 (defun clos-feature-partial-name (signature &optional with-class)
376386a54a3c Import from CVS: tag r19-14
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256 "Extract the feature name without its class name from feature SIGNATURE.
376386a54a3c Import from CVS: tag r19-14
cvs
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257 If optional WITH-CLASS is non-nil, class name and 'clos-type-tag-separator'
376386a54a3c Import from CVS: tag r19-14
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258 are prepended to the name returned."
70
131b0175ea99 Import from CVS: tag r20-0b30
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diff changeset
259 (if (string-match clos-feature-tag-regexp signature)
0
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260 (let ((class (substring signature
376386a54a3c Import from CVS: tag r19-14
cvs
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261 (match-beginning 1) (match-end 1)))
376386a54a3c Import from CVS: tag r19-14
cvs
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262 (name (substring signature (match-beginning 2)
376386a54a3c Import from CVS: tag r19-14
cvs
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263 (match-end 2))))
376386a54a3c Import from CVS: tag r19-14
cvs
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264 (setq name (br-delete-space name))
376386a54a3c Import from CVS: tag r19-14
cvs
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265 (if (string-match (concat "\\`" class ":") name)
376386a54a3c Import from CVS: tag r19-14
cvs
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266 (setq name (substring name (match-end 0))))
376386a54a3c Import from CVS: tag r19-14
cvs
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267 (if with-class
376386a54a3c Import from CVS: tag r19-14
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268 (concat class clos-type-tag-separator name)
376386a54a3c Import from CVS: tag r19-14
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269 name))
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cvs
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270 signature))
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cvs
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271
376386a54a3c Import from CVS: tag r19-14
cvs
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272 (defun clos-feature-lessp (routine1 routine2)
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cvs
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273 (string-lessp (clos-feature-partial-name routine1)
376386a54a3c Import from CVS: tag r19-14
cvs
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274 (clos-feature-partial-name routine2)))
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275
70
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diff changeset
276 (defun clos-feature-matches (regexp)
131b0175ea99 Import from CVS: tag r20-0b30
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diff changeset
277 "Return an unsorted list of feature tags whose names match in part or whole to REGEXP."
131b0175ea99 Import from CVS: tag r20-0b30
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diff changeset
278 ;; Ensure match to feature names only; also handle "^" and "$" meta-chars
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diff changeset
279 (setq regexp
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
280 (concat "^\\(" clos-type-identifier "\\)"
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
281 clos-type-tag-separator
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
282 clos-def-form-match "['\(]?"
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
283 (if (equal (substring regexp 0 1) "^")
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
284 (progn (setq regexp (substring regexp 1)) nil)
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
285 (concat "[" clos-identifier-chars "]*"))
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
286 (if (equal (substring regexp -1) "$")
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
287 (substring regexp 0 -1)
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
288 (concat regexp "[" clos-identifier-chars "]*"))
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
289 "[ \t\n\r]"))
131b0175ea99 Import from CVS: tag r20-0b30
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diff changeset
290 (save-excursion
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
291 (set-buffer (funcall br-find-file-noselect-function br-feature-tags-file))
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
292 (goto-char 1)
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
293 (let ((features))
24
4103f0995bd7 Import from CVS: tag r19-15b95
cvs
parents: 0
diff changeset
294 (while (re-search-forward regexp nil t)
70
131b0175ea99 Import from CVS: tag r20-0b30
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diff changeset
295 (backward-char) ;; Might have moved past newline.
131b0175ea99 Import from CVS: tag r20-0b30
cvs
parents: 24
diff changeset
296 (setq features (cons (br-feature-current) features)))
131b0175ea99 Import from CVS: tag r20-0b30
cvs
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diff changeset
297 features)))
0
376386a54a3c Import from CVS: tag r19-14
cvs
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298
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
299 (defun clos-feature-normalize (routine)
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
300 (let* ((len (length routine))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
301 (normal-feature (make-string len ?\ ))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
302 (n 0) (i 0)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
303 (space-list '(?\ ?\t ?\n ?\r))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
304 (space-regexp "[ \t\n\r]+")
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
305 chr)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
306 (while (< i len)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
307 (setq chr (aref routine i))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
308 (cond
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
309 ;; Convert sequences of space characters to a single space.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
310 ((memq chr space-list)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
311 (aset normal-feature n ?\ )
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
312 (if (string-match space-regexp routine i)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
313 (setq i (match-end 0)
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
314 n (1+ n))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
315 (setq i (1+ i)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
316 n (1+ n))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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317 ;;
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
318 ;; Remove ; style comments
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
319 ((= chr ?\;)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
320 (setq i (1+ i))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
321 (while (and (< i len) (/= (aref routine i) ?\n))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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322 (setq i (1+ i))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
323 (t ;; Normal character
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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324 (aset normal-feature n chr)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
325 (setq i (1+ i)
376386a54a3c Import from CVS: tag r19-14
cvs
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326 n (1+ n)))))
376386a54a3c Import from CVS: tag r19-14
cvs
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327 (substring normal-feature 0 n)))
376386a54a3c Import from CVS: tag r19-14
cvs
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328
376386a54a3c Import from CVS: tag r19-14
cvs
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329 (defun clos-element-tag-list (element-type element arglist-string
376386a54a3c Import from CVS: tag r19-14
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330 &optional bwlib-flag)
376386a54a3c Import from CVS: tag r19-14
cvs
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331 "Return list of tags (strings) of ELEMENT-TYPE, ELEMENT and its ARGLIST-STRING.
376386a54a3c Import from CVS: tag r19-14
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332 All three arguments should be strings.
376386a54a3c Import from CVS: tag r19-14
cvs
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333 Optional BWLIB-FLAG non-nil means check for BWlib expressions of the form:
376386a54a3c Import from CVS: tag r19-14
cvs
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334 \(defmethod class:method-name (args)...)."
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
335 (let* ((element-category (downcase element-type))
376386a54a3c Import from CVS: tag r19-14
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336 (element-tag-function
376386a54a3c Import from CVS: tag r19-14
cvs
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337 (intern-soft (concat "clos-" element-category "-tag-list")))
376386a54a3c Import from CVS: tag r19-14
cvs
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338 (args (if (or (null arglist-string)
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
339 (string-equal arglist-string ""))
376386a54a3c Import from CVS: tag r19-14
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340 ""
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
341 (concat " " arglist-string)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
342 element-def-and-type)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
343 (cond ((fboundp element-tag-function)
376386a54a3c Import from CVS: tag r19-14
cvs
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344 ;; If any such function is defined, it must return a list of
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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345 ;; element-tags generated from the defining form, even if it
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
346 ;; generates only 1 tag.
376386a54a3c Import from CVS: tag r19-14
cvs
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347 (funcall element-tag-function element-type element arglist-string))
376386a54a3c Import from CVS: tag r19-14
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348 ((and bwlib-flag
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
349 (string-match clos-def-form-with-args-regexp element-category)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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350 (string-match "\\`['\(]?\\([^ \t\n\r]+\\):" element))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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351 ;; BWlib element definition support
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
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352 (list
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
353 (format "%s%s\(%s %s%s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
354 (substring element (match-beginning 1) (match-end 1))
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
355 clos-type-tag-separator
376386a54a3c Import from CVS: tag r19-14
cvs
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diff changeset
356 element-type element args)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
357 ((equal element-category "defmethod")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
358 ;; CLOS defmethod
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
359 (let ((arglist (if (string-equal args "")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
360 t
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
361 (read arglist-string)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
362 (class)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
363 (tags))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
364 (if (nlistp arglist)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
365 ;; Add to CLOS default 't' class.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
366 (list (format "t%s\(defmethod %s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
367 clos-type-tag-separator element))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
368 ;; If any argument in arglist is itself a list, then this is a
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
369 ;; CLOS method definition with one or more (<arg-name>
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
370 ;; <type-name>) arguments. We generate one tag for each arg
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
371 ;; list, with the tag's class = <type-name>. We stop looking
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
372 ;; for specialized arguments if we encounter a keyword
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
373 ;; beginning with '&'.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
374 (setq tags
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
375 (delq
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
376 nil
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
377 (mapcar
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
378 (function
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
379 (lambda (arg)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
380 (cond ((null arglist)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
381 ;; Encountered &keyword, so ignore rest of
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
382 ;; args.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
383 nil)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
384 ((null arg) nil)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
385 ((nlistp arg)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
386 (and (symbolp arg)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
387 (= ?& (aref (symbol-name arg) 0))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
388 ;; Encountered &keyword, set up to
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
389 ;; ignore rest of args.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
390 (setq arglist nil)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
391 (t
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
392 ;; Typed argument
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
393 (setq class (car (cdr arg)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
394 ;; Type may be of the form: (eql <form>)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
395 ;; which is used to compute the type. We
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
396 ;; can't compute this here, however, so
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
397 ;; ignore such types.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
398 (if (listp class)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
399 nil
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
400 (setq class (symbol-name class))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
401 (format "%s%s\(defmethod %s%s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
402 class clos-type-tag-separator
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
403 element args))))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
404 arglist)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
405 (or tags
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
406 ;; Add this method to CLOS default 't' class since none of
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
407 ;; its parameters were specialized.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
408 (list (format "t%s\(defmethod %s%s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
409 clos-type-tag-separator element args))))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
410 ((setq element-def-and-type (assoc element-category
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
411 clos-element-type-alist))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
412 (list (format "[%s]%s\(%s %s%s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
413 (cdr element-def-and-type)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
414 clos-type-tag-separator
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
415 element-type element args)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
416 (t (beep)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
417 (message
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
418 "(clos-element-tag): '%s' is an unknown definition type"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
419 element-type)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
420 (sit-for 3)))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
421
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
422 (defun clos-feature-tag-class (element-tag)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
423 "Extract the class name from ELEMENT-TAG."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
424 (if (string-match (format "\\([^ \t%s]+\\)%s"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
425 clos-type-tag-separator
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
426 clos-type-tag-separator)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
427 element-tag)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
428 (substring element-tag (match-beginning 1) (match-end 1))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
429 ""))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
430
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
431 (defun clos-files-with-source (class)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
432 "Use CLASS to compute set of files that match to a clos source file regexp.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
433 Return as a list."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
434 (let ((file (if class (br-class-path class) buffer-file-name)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
435 (and file
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
436 (let* ((src-file-regexp (concat "^" (br-filename-head file)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
437 clos-src-file-regexp))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
438 (dir (file-name-directory file))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
439 (files (directory-files dir nil src-file-regexp)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
440 (mapcar (function (lambda (f) (concat dir f)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
441 files)))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
442
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
443 (defun clos-find-class-name ()
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
444 "Return current word as a potential class name."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
445 (save-excursion
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
446 (let* ((start)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
447 (ignore " \t\n\r ;,\(\){}")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
448 (pat (concat "^" ignore)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
449 (forward-char 1)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
450 (skip-chars-backward ignore)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
451 (skip-chars-backward pat)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
452 (setq start (point))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
453 (skip-chars-forward (concat pat ":"))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
454 (buffer-substring start (point)))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
455
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
456 (defun clos-get-class-name-from-source ()
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
457 "Return class name from closest class definition preceding point or nil."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
458 (save-excursion
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
459 (if (re-search-backward clos-class-def-regexp nil t)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
460 (buffer-substring (match-beginning 1) (match-end 1)))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
461
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
462 (defun clos-get-feature-tags (feature-file &optional feature-list)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
463 "Scan clos FEATURE-FILE and hold feature tags in 'br-feature-tags-file'.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
464 Assume FEATURE-FILE has already been read into a buffer and that
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
465 'br-feature-tags-init' has been called. Optional FEATURE-LIST can be
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
466 provided so that a non-standard scan function can be used before calling
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
467 this function."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
468 (interactive)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
469 (let ((obuf (current-buffer)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
470 (or feature-list
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
471 (setq feature-list (clos-sort-features
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
472 (nreverse (clos-scan-features)))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
473 (set-buffer (funcall br-find-file-noselect-function br-feature-tags-file))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
474 (goto-char 1)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
475 ;; Delete any prior feature tags associated with feature-file
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
476 (if (search-forward feature-file nil 'end)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
477 (progn (forward-line -1)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
478 (let ((start (point)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
479 (search-forward "\^L" nil 'end 2)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
480 (backward-char 1)
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
481 (delete-region start (point))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
482 )))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
483 (if feature-list
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
484 (progn (insert "\^L\n" feature-file "\n")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
485 (mapcar (function (lambda (tag) (insert tag "\n")))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
486 feature-list)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
487 (set-buffer obuf)))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
488
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
489 (defun clos-skip-past-comments ()
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
490 "Skip over comments immediately following point."
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
491 (skip-chars-forward " \t\n")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
492 (while
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
493 (cond ((looking-at "//")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
494 (equal (forward-line 1) 0))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
495 ((looking-at "/\\*")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
496 (re-search-forward "\\*/" nil t))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
497 (t nil))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
498
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
499 (defun clos-skip-to-statement ()
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
500 (let ((bol (save-excursion (beginning-of-line) (point))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
501 (if (save-excursion (search-backward ";" bol t))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
502 nil ;; In a comment
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
503 ;; Find definition beginning.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
504 (re-search-backward "^\(\\|" nil t))))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
505
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
506 ;;; ************************************************************************
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
507 ;;; Private variables
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
508 ;;; ************************************************************************
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
509
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
510 (defconst clos-element-identifier
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
511 (let ((identifier "[^][ \t\n\r;,`'{}()]+"))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
512 ;; Initial optional paren is for defstructs of the form:
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
513 ;; (defstruct (identifier options))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
514 (concat "['\(]?\\(" identifier
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
515 "\\|(setf[ \t\n\r]+" identifier "[ \t\n\r]*)\\)"
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
516 "\\([ \t\n\r]+'?:" identifier "\\)?"))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
517 "Regular expression matching a clos element name.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
518 If a method, this includes any method qualifier. Optional method qualifier
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
519 is of the form: :before, :after or :around. \(setf <slot>) names the writer
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
520 method for <slot>.")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
521
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
522 (defconst clos-comment-regexp "\\([ \t\n\r]*;.*[\n\r]\\)*[ \t\n\r]*")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
523
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
524 (defvar clos-element-type-alist
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
525 '(("defconstant" . "constant")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
526 ("defconst" . "constant")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
527 ("defun" . "function")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
528 ("defgeneric" . "generic")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
529 ("defmacro" . "macro")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
530 ("defmethod" . "method")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
531 ("defpackage" . "package")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
532 ("defparameter" . "parameter")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
533 ("defsetf" . "setfunction")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
534 ("defstruct" . "structure")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
535 ("deftype" . "type")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
536 ("defvar" . "variable")
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
537 ("fset" . "function"))
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
538 "*Alist of (<element-definition-function-string> . <element-type-string>) elements.
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
539
376386a54a3c Import from CVS: tag r19-14
cvs
parents:
diff changeset
540 Reread the definition of 'clos-def-form-regexp' if you change this variable,
376386a54a3c Import from CVS: tag r19-14
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541 as its value depends on this variable. You may also need to add to the
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542 definition of 'clos-def-form-with-args-regexp'.")
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543
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544 (defconst clos-def-form-regexp
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545 (mapconcat 'identity (mapcar 'car clos-element-type-alist) "\\|")
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546 "*Regexp of Common Lisp/Clos form names that define new element types.
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547 Defclass is omitted since the OO-Browser handles that separately.")
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548
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549 (defconst clos-def-form-with-args-regexp
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550 "defun\\|defgeneric\\|defmacro\\|defmethod\\|defsetf\\|fset"
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551 "*Regexp of Common Lisp/Clos defining forms whose signature includes arguments.")
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552
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553 (defconst clos-feature-def-regexp
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554 (concat "(\\(" clos-def-form-regexp "\\)[ \t\n\r]+\\(\\('?"
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555 clos-type-identifier ":\\)?"
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556 "\\(" clos-element-identifier "\\)\\)"
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557 clos-comment-regexp)
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558 "Regexp matching a clos element definition.
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559 Defining form, e.g. defun, is group 'clos-def-form-grpn'.
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560 Class plus element name is group 'clos-feature-grpn'.
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561 Class name is group 'clos-feature-type-grpn.
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562 Element name, with optional qualifier but without class, is group
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563 'clos-feature-name-grpn'.")
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564
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565 (defconst clos-def-form-grpn 1)
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566 (defconst clos-feature-grpn 2)
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567 (defconst clos-feature-type-grpn 3)
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568 (defconst clos-feature-name-grpn 4)
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569
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570 (defconst clos-element-def (concat "^[ \t]*" clos-feature-def-regexp)
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571 "Regexp matching a clos element definition.
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572 See 'clos-feature-def-regexp' for grouping definitions.")
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573
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574 (defconst clos-arg-identifier (concat "[" clos-identifier-chars "]+")
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575 "Regular expression matching a clos function argument identifier.")
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576
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577 (provide 'br-clos-ft)