annotate .elisp/django-html-mode.el @ 460:6e5260ca85f2

emacs: remove pointless quote
author Augie Fackler <raf@durin42.com>
date Wed, 30 May 2018 16:08:05 -0400
parents 16b57e1fc23d
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ;; This django-html-mode is mainly derived from html mode
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2 (require 'sgml-mode)
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3
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4 (defvar django-html-mode-hook nil)
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5
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6 (defvar django-html-mode-map
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7 (let ((django-html-mode-map (make-keymap)))
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8 (define-key django-html-mode-map "\C-j" 'newline-and-indent)
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9 django-html-mode-map)
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10 "Keymap for Django major mode")
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11
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12 ;; if : if, if not, if A or B, if not A or B, if not A and B
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13 ;; for : for a in alist reversed
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14 ;; forloop.counter The current iteration of the loop (1-indexed)
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15 ;; forloop.counter0 The current iteration of the loop (0-indexed)
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16 ;; forloop.revcounter The number of iterations from the end of the loop (1-indexed)
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17 ;; forloop.revcounter0 The number of iterations from the end of the loop (0-indexed)
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18 ;; forloop.first True if this is the first time through the loop
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19 ;; forloop.last True if this is the last time through the loop
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20 ;; forloop.parentloop For nested loops, this is the loop "above" the current one
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21
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22 ;; ifequal : ifequal A B
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23 ;; comment : {% This is comment %}
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24 ;; filter : {{ name | lower }}
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25
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26 ;; keyword-end : if, for, ifequal, block, ifnotequal, spaceless
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27 ;; keyword-3 : regroup
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28 ;; keyword-2 : for, ifequal
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29 ;; keyword-1 : if, block, extends, include, ifchanged, load, now, ssi, withratio
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30 ;; keyword-0 : else, spaceless
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31
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32 ;; start and end keyword for block/comment/variable
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33 (defconst django-html-open-block "{%")
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34 (defconst django-html-close-block "%}")
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35 (defconst django-html-open-comment "{#")
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36 (defconst django-html-close-comment "#}")
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37 (defconst django-html-open-variable "{{")
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38 (defconst django-html-close-variable "}}")
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39
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40 (defconst django-html-font-lock-keywords-1
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41 (append
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42 ;; html-mode keyword
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43 sgml-font-lock-keywords-1)
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44
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45 "First level keyword highlighting")
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46
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47 (defconst django-html-font-lock-keywords-2
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48 (append
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49 django-html-font-lock-keywords-1
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50 sgml-font-lock-keywords-2))
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51
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52 (defconst django-html-font-lock-keywords-3
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53 (append
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54 django-html-font-lock-keywords-1
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55 django-html-font-lock-keywords-2
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56
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57 `(;; comment
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58 (,(rx (eval django-html-open-comment)
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59 (1+ space)
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60 (0+ (not (any "#")))
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61 (1+ space)
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62 (eval django-html-close-comment))
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63 . font-lock-comment-face)
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64
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65 ;; variable font lock
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66 (,(rx (eval django-html-open-variable)
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67 (1+ space)
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68 (group (0+ (not (any "}"))))
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69 (1+ space)
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70 (eval django-html-close-variable))
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71 (1 font-lock-variable-name-face))
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72
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73 ;; start, end keyword font lock
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74 (,(rx (group (or (eval django-html-open-block)
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75 (eval django-html-close-block)
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76 (eval django-html-open-comment)
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77 (eval django-html-close-comment)
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78 (eval django-html-open-variable)
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79 (eval django-html-close-variable))))
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80 (1 font-lock-builtin-face))
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81
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82 ;; end prefix keyword font lock
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83 (,(rx (eval django-html-open-block)
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84 (1+ space)
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85 (group (and "end"
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86 ;; end prefix keywords
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87 (or "if" "for" "ifequal" "block" "ifnotequal" "spaceless" "filter")))
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88 (1+ space)
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89 (eval django-html-close-block))
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90 (1 font-lock-keyword-face))
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91
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92 ;; more words after keyword
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93 (,(rx (eval django-html-open-block)
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94 (1+ space)
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95 (group (or "extends" "for" "cycle" "filter" "if not" "else"
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96 "firstof" "debug" "if" "ifchanged" "ifequal" "ifnotequal"
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97 "include" "load" "now" "regroup" "spaceless" "ssi"
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98 "templatetag" "widthratio" "block"))
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99
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100 ;; TODO: is there a more beautiful way?
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101 (0+ (not (any "}")))
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102
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103 (1+ space)
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104 (eval django-html-close-block))
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105 (1 font-lock-keyword-face))
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106
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107 ;; TODO: if specific cases for supporting "or", "not", and "and"
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108
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109 ;; for sepcific cases for supporting in
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110 (,(rx (eval django-html-open-block)
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111 (1+ space)
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112 "for"
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113 (1+ space)
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114
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115 (group (1+ (or word ?_ ?.)))
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116
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117 (1+ space)
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118 (group "in")
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119 (1+ space)
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120
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121 (group (1+ (or word ?_ ?.)))
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122
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123 (group (? (1+ space) "reverse"))
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124
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125 (1+ space)
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126 (eval django-html-close-block))
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127 (1 font-lock-variable-name-face) (2 font-lock-keyword-face)
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128 (3 font-lock-variable-name-face) (4 font-lock-keyword-face)))))
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129
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130 (defvar django-html-font-lock-keywords
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131 django-html-font-lock-keywords-1)
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132
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133 (defvar django-html-mode-syntax-table
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134 (let ((django-html-mode-syntax-table (make-syntax-table)))
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135 django-html-mode-syntax-table)
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136 "Syntax table for django-html-mode")
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137
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138 ;;;###autoload
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139 (define-derived-mode django-html-mode html-mode "django-html"
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140 "Major mode for editing django html files(.djhtml)"
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141 :group 'django-html
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142
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143 ;; it mainly from sgml-mode font lock setting
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144 (set (make-local-variable 'font-lock-defaults)
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145 '((django-html-font-lock-keywords
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146 django-html-font-lock-keywords-1
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147 django-html-font-lock-keywords-2
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148 django-html-font-lock-keywords-3)
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149 nil t nil nil
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150 (font-lock-syntactic-keywords
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151 . sgml-font-lock-syntactic-keywords))))
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152
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153 (add-to-list 'auto-mode-alist '("\\.djhtml$'" . django-html-mode))
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154
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155 (provide 'django-html-mode)