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4542571e AC |
1 | ; Created by Brian Templeton (bpt@hcoop.net) |
2 | ; Extended by Adam Chlipala (adamc@hcoop.net) | |
3 | ||
4 | (eval-when-compile (require 'cl)) | |
5 | ||
6 | (defvar domtool-indent 2) | |
7 | ||
8 | (defvar domtool-mode-syntax-table | |
9 | (let ((table (make-syntax-table))) | |
10 | (loop for i from ?a to ?z | |
11 | do (modify-syntax-entry i "w" table)) | |
12 | (loop for i from ?A to ?Z | |
13 | do (modify-syntax-entry i "w" table)) | |
14 | (loop for i from ?0 to ?9 | |
15 | do (modify-syntax-entry i "w" table)) | |
16 | (mapc | |
17 | (lambda (pair) | |
18 | (loop for ch across (if (stringp (car pair)) | |
19 | (car pair) | |
20 | (string (car pair))) | |
21 | do (modify-syntax-entry ch (cadr pair) table))) | |
22 | '((" \t\n\14" " ") ; \14 is ^L | |
23 | (?_ "_") | |
24 | (?* ". 23n") | |
25 | (?\( "()1") | |
26 | (?\) ")(4") | |
27 | (?\" "\"") | |
28 | (?\\ "\\") | |
29 | (?\[ "(]") | |
30 | (?\] ")[") | |
31 | ;; We identify single-line comments using | |
32 | ;; font-lock-syntactic-keywords, because it's easier to | |
33 | ;; recognize documentation comments using the syntax table. | |
34 | (?\{ "(}12b") | |
35 | (?\} "){34b") | |
36 | ("->=<,:;^!&" ".") ; -> => <- = , : ; ^ ! & | |
37 | )) | |
38 | table)) | |
39 | ||
ef18a741 AC |
40 | (defun domtool-syms-re (&rest syms) |
41 | (concat "\\<" (regexp-opt syms t) "\\>")) | |
42 | ||
43 | (defconst domtool-types-regexp | |
44 | (domtool-syms-re "proxy_target" "proxy_port" "mod_rewrite_cond_flag" "mod_rewrite_flag" "rewrite_arg" "redirect_code" "autoindex_option" "autoindex_width" "homedir_path" "dnsRecord" "apache_option" "authType" "location" "ssl" "ssl_cert_path" "suexec_flag" "web_node" "aliasTarget" "aliasSource" "email" "emailUser" "mail_node" "dnsKind" "master" "dns_node" "soa" "serial" "your_path" "your_group" "your_user" "group" "user" "node" "your_domain_host" "your_domain" "domain" "host" "ip" "no_newlines" "no_spaces" "bool" "string" "int") | |
45 | "A regexp that matches Domtool types from the standard library.") | |
46 | ||
47 | (defconst domtool-contexts-regexp | |
48 | (domtool-syms-re "Location" "Vhost" "Domain") | |
49 | "A regexp that matches Domtool contexts from the standard library.") | |
50 | ||
51 | (defconst domtool-actions-regexp | |
52 | (domtool-syms-re "errorDocument" "scriptAlias" "alias" "proxyPassReverse" "proxyPass" "rewriteLogLevel" "localProxyRewrite" "rewriteBase" "rewriteCond" "rewriteRule" "setEnv" "davFilesystem" "readmeName" "headerName" "unset_indexOptions" "set_indexOptions" "indexOptions" "addDescription" "mailmanWebHost" "dnsDefault" "dnsAlias" "dnsMail" "dnsIP" "nameserver" "dom" "web" "webAt" "relayMail" "handleMail" "dns" "addDefaultCharset" "action" "forceTypeOff" "forceType" "directoryIndex" "unset_options" "set_options" "options" "satisfyAny" "satisfyAll" "denyFrom" "denyFromAll" "allowFrom" "allowFromAll" "orderDenyAllow" "orderAllowDeny" "requireGroup" "requireUser" "requireValidUser" "authUserFile" "authName" "authType" "serverAliasDefault" "serverAlias" "serverAliasHost" "directory" "location" "vhost" "defaultAlias" "aliasDrop" "aliasMulti" "emailAlias" "aliasPrim" "domain") | |
53 | "A regexp that matches Domtool actions from the standard library.") | |
54 | ||
55 | (defconst domtool-vals-regexp | |
56 | (domtool-syms-re "ornext" "cond_nocase" "env" "skip" "redirectWith" "mimeType" "passthrough" "noescape" "qsappend" "nocase" "nosubreq" "chain" "last" "gone" "forbidden" "redirect" "redir307" "redir305" "redir304" "redir303" "redir302" "redir301" "redir300" "seeother" "permanent" "temp" "xhtml" "versionSort" "trackModified" "suppressSize" "suppressRules" "suppressLastModified" "suppressIcon" "suppressHtmlPreamble" "suppressDescription" "suppressColumnSorting" "scanHtmlTitles" "nameWidth" "ignoreClient" "ignoreCase" "iconWidth" "iconHeight" "iconsAreLinks" "htmlTable" "foldersFirst" "fancyIndexing" "descriptionWidth" "characters" "autofit" "home" "web_node" "default_node" "dnsDefaultA" "dnsNS" "dnsMX" "dnsCNAME" "dnsA" "indexes" "includesNOEXEC" "execCGI" "kerberos" "digest" "basic" "use_cert" "no_ssl" "web_node_to_node" "dropTarget" "addressesTarget" "addressTarget" "catchAllSource" "defaultSource" "userSource" "mail_node_to_node" "noDns" "useDns" "internalMaster" "externalMaster" "dns_node_to_node" "defaultSoa" "soa" "serialConst" "serialAuto" "ip_of_node" "true" "false") | |
57 | "A regexp that matches Domtool vals from the standard library.") | |
58 | ||
59 | (defconst domtool-env-vars-regexp | |
60 | (domtool-syms-re "Aliases" "DNS" "DocumentRoot" "Group" "MailNodes" "Mailbox" "SSL" "ServerAdmin" "SuExec" "TTL" "User" "WebNodes") | |
61 | "A regexp that matches Domtool env-vars from the standard library.") | |
62 | ||
4542571e AC |
63 | (defvar domtool-font-lock-keywords |
64 | `(,(concat | |
65 | "\\_<" | |
66 | (regexp-opt '("let" "in" "begin" "end" "with" "where" "extern" "type" | |
ef18a741 | 67 | "val" "context" "Root") |
4542571e AC |
68 | t) |
69 | "\\_>") | |
ef18a741 AC |
70 | |
71 | (,domtool-actions-regexp . font-lock-builtin-face) | |
72 | (,domtool-vals-regexp . font-lock-variable-name-face) | |
73 | (,domtool-contexts-regexp . font-lock-constant-face) | |
74 | (,domtool-env-vars-regexp . font-lock-constant-face) | |
75 | (,domtool-types-regexp . font-lock-type-face) | |
76 | ||
4542571e AC |
77 | ("type[ \t]+\\(\\(\\sw\\|\\s_\\)+\\)" 1 font-lock-type-face) |
78 | ("val[ \t]+\\(\\(\\sw\\|\\s_\\)+\\)" 1 font-lock-variable-name-face))) | |
79 | ||
80 | (defvar domtool-font-lock-syntactic-keywords | |
81 | '(("\\(#\\).*\\(\n\\|\\'\\)" | |
82 | (1 "!") | |
83 | (2 "!")))) | |
84 | ||
85 | (defun domtool-font-lock-syntactic-face-function (state) | |
86 | "Major mode for editing Domtool files." | |
87 | (cond ((nth 3 state) font-lock-string-face) | |
88 | ((eq (nth 7 state) t) font-lock-doc-face) | |
89 | (t font-lock-comment-face))) | |
90 | ||
91 | (define-derived-mode domtool-mode fundamental-mode "Domtool" | |
92 | ;; For some reason, whatever twiddling `define-derived-mode' does | |
93 | ;; with the syntax table breaks recognition of (*...*) comments. So | |
94 | ;; we need to tell d-d-m to leave our syntax table alone. | |
95 | :syntax-table domtool-mode-syntax-table | |
96 | (set (make-local-variable 'indent-line-function) 'domtool-indent-line) | |
97 | (set (make-local-variable 'font-lock-defaults) | |
98 | '(domtool-font-lock-keywords | |
99 | nil nil nil nil | |
100 | (font-lock-syntactic-keywords | |
101 | . domtool-font-lock-syntactic-keywords) | |
102 | (font-lock-syntactic-face-function | |
103 | . domtool-font-lock-syntactic-face-function)))) | |
104 | ||
105 | (defun domtool-indent-line () | |
106 | (let ((savep (> (current-column) (current-indentation))) | |
107 | (indent (domtool-calculate-indent))) | |
108 | (cond | |
109 | ((eq indent 'noindent) indent) | |
110 | (savep (save-excursion (indent-line-to indent))) | |
111 | (t (indent-line-to indent))))) | |
112 | ||
1cbe9174 AC |
113 | (defun until-closed (level) |
114 | (if | |
115 | (re-search-backward "\\_<\\(with\\|where\\|begin\\|end\\)\\_>" | |
116 | nil t) | |
117 | (cond | |
118 | ((string= (match-string 0) "end") | |
119 | (until-closed (+ level 1))) | |
120 | ((= level 0) | |
121 | (current-indentation)) | |
122 | (t | |
123 | (until-closed (- level 1)))) | |
124 | ||
125 | nil)) | |
126 | ||
4542571e AC |
127 | (defun domtool-calculate-indent () |
128 | (save-excursion | |
129 | (back-to-indentation) | |
130 | (multiple-value-bind (previous-keyword base-indent) | |
131 | (save-excursion | |
1cbe9174 | 132 | (if (re-search-backward "\\_<\\(with\\|where\\|begin\\|end\\)\\_>" |
4542571e AC |
133 | nil t) |
134 | (values (match-string 0) (current-indentation)) | |
135 | (values nil 0))) | |
136 | (let ((state (syntax-ppss))) | |
137 | (cond | |
138 | ((nth 3 state) | |
139 | 'noindent) | |
140 | ((nth 4 state) | |
141 | (domtool-calculate-comment-indent state)) | |
4542571e | 142 | ((looking-at "\\_<\\(with\\|end\\)\\_>") |
1cbe9174 | 143 | (until-closed 0)) |
4542571e AC |
144 | ((not previous-keyword) |
145 | base-indent) | |
146 | ((string= previous-keyword "end") | |
147 | base-indent) | |
148 | (t | |
149 | (+ base-indent domtool-indent))))))) | |
150 | ||
151 | (defun domtool-calculate-comment-indent (state) | |
152 | (ecase (nth 7 state) | |
153 | ((t) 'noindent) | |
154 | ((syntax-table) 'noindent) ; can't happen | |
155 | ((nil) (let ((start (nth 8 state)) | |
156 | (depth 0)) | |
157 | (while (> (point) start) | |
158 | (re-search-backward "(\\*\\|\\*)" start t) | |
159 | (if (looking-at "(\\*") | |
160 | (incf depth) | |
161 | (decf depth))) | |
162 | (+ (current-indentation) depth))))) |