1 // interactions between !=> and &~ mean that I need to rethink the chartage
2 // indentation styling...
3 // literal blocks [[need to ignore bracing]] double-colon style?
4 // definition -- by prior line indentation, like headings in the original structured text
7 // output formats: latex, contex, ps, pdf, html, man, txt, rfc
15 // "reference-style" links
24 // Arrows: <- -> => <= <->
27 // - attention, caution, danger, error, hint, important, note, tip, warning
30 // figure-with-caption
31 // epigraph (end-of-chapter note)
32 // compound paragraph (??)
38 // simple macros (#define) (\define)
40 // table representation
50 // FIXME: these have to go at the top so they have their dropAll bit set before PreSequence.build...
55 //////////////////////////////////////////////////////////////////////////////
59 Doc = head:Header body:Body /ws
60 Header = H:: { "header" { KeyVal */ ws } /ws }
61 Body = B:: {Section}*/ws
62 Section = SectionHeader Paragraph* /ws
63 SectionHeader = "==" SectionHeaderBody "=="
64 SectionHeaderBody = "=" SectionHeaderBody "="
68 blank = sp! "\n" sp! "\n" ws!
70 KeyVal = key:word "=" val:text /ws
74 Paragraph = Blockquote:: { "\"\" " text }
78 onums = nums (". "|") ")!
81 uli = "* " (ws! text &~ any (oli|uli)!)
82 oli = ("# "|onums)! (ws! text &~ any (oli|uli)!)
89 // "[]":: blockquote ((ws! Item) | ())
97 > (Chars:: alphanum++)
103 //blockquote = Blockquote:: "\"\"" (block | text "\"\"")
105 pre = Verbatim:: "[verbatim]" { ~[]+ } /ws // FIXME doesn't work
107 styled = Underline:: "__" text "__"
108 | Footnote:: "((" text "))"
109 | TT:: "[[" text "]]"
110 | Citation:: "[" word "]"
111 | Strikethrough:: "!!" text "!!"
112 | Superscript:: "^^" (word|block)
113 | Subscript:: ",," (word|block)
114 | Smallcap:: "\\sc" block
115 | Bold:: "++" text "++"
116 | Keyword:: "!" (word|block)
117 | Italic:: "**" text "**"
121 link = LinkText:: text:({ text }) "->" href:(url|email)
122 > LinkChars:: text:alphanum++ ws! "->" href:(url|email)
124 structured = command & "\\" ([a-zA-Z0-9]++)! block?
129 glyph = Euro:: "(e)" | "(r)" | "(c)" | "(tm)" | emdash:: "--" | "..."
131 command = Today:: "\\today"
134 // URLs //////////////////////////////////////////////////////////////////////////////
136 // interesting opportunity to show off boolean grammars here: define other
137 // subtypes of url (ftp, etc) as conjunctions, but the "master pattern"
138 // only gets parsed once
141 username = [a-zA-Z0-9;/?:&=$\-_.+]++
142 password = [a-zA-Z0-9;/?:&=$\-_.+]++
143 urlc = [a-zA-Z0-9;/?:&=$\-_.+@]
146 | urlescape:: "%" [0-9] [0-9]
147 url = Mailto:: "mailto" ":" email -> ~urlv
156 url_login = Login:: username:username password:(":" password) "@"
157 method = [+\-.a-z0-9]+
158 domain = (part +/ ".") -> ~"."
159 part = [a-zA-Z0-9\-]++
160 // interesting use of boolean grammars
161 // &~ ([\-0-9] ~[]* | ~[]* [\-0-9])
163 email = user:username "@" host:host -> ~[.]
165 host = IP:: nums "." nums "." nums "." nums
170 // Tokens ///////////////////////////////////////////////////////////////////
175 quoted = "\"" ((~[\"\\] | escaped)+) "\""
182 // Chars ///////////////////////////////////////////////////////////////
185 alphanum = [a-zA-Z0-9]
186 sym = ~[a-zA-Z0-9\ \r\n=\">]