1 USING: xmode.loader.syntax xmode.tokens xmode.rules
2 xmode.keyword-map xml.data xml.utilities xml assocs kernel
3 combinators sequences math.parser namespaces parser
4 xmode.utilities parser-combinators.regexp io.files accessors ;
7 ! Based on org.gjt.sp.jedit.XModeHandler
9 ! RULES and its children
10 <TAGS: parse-rule-tag ( rule-set tag -- )
13 parse-props-tag >>props drop ;
16 "DELEGATE" attr swap import-rule-set ;
19 "AT_CHAR" attr string>number >>terminate-char drop ;
22 shared-tag-attrs delegate-attr literal-start ;
24 RULE: SEQ_REGEXP seq-rule
25 shared-tag-attrs delegate-attr regexp-attr regexp-start ;
28 shared-tag-attrs delegate-attr match-type-attr span-attrs parse-begin/end-tags init-span-tag ;
30 RULE: SPAN_REGEXP span-rule
31 shared-tag-attrs delegate-attr match-type-attr span-attrs regexp-attr parse-begin/end-tags init-span-tag ;
33 RULE: EOL_SPAN eol-span-rule
34 shared-tag-attrs delegate-attr match-type-attr literal-start init-eol-span-tag ;
36 RULE: EOL_SPAN_REGEXP eol-span-rule
37 shared-tag-attrs delegate-attr match-type-attr regexp-attr regexp-start init-eol-span-tag ;
39 RULE: MARK_FOLLOWING mark-following-rule
40 shared-tag-attrs match-type-attr literal-start ;
42 RULE: MARK_PREVIOUS mark-previous-rule
43 shared-tag-attrs match-type-attr literal-start ;
45 TAG: KEYWORDS ( rule-set tag -- key value )
46 rule-set get ignore-case?>> <keyword-map>
47 swap child-tags [ over parse-keyword-tag ] each
52 : ?<regexp> ( string/f -- regexp/f )
53 dup [ rule-set get ignore-case?>> <regexp> ] when ;
55 : (parse-rules-tag) ( tag -- rule-set )
56 <rule-set> dup rule-set set
58 { "SET" string>rule-set-name (>>name) }
59 { "IGNORE_CASE" string>boolean (>>ignore-case?) }
60 { "HIGHLIGHT_DIGITS" string>boolean (>>highlight-digits?) }
61 { "DIGIT_RE" ?<regexp> (>>digit-re) }
62 { "ESCAPE" f add-escape-rule }
63 { "DEFAULT" string>token (>>default) }
64 { "NO_WORD_SEP" f (>>no-word-sep) }
67 : parse-rules-tag ( tag -- rule-set )
69 [ (parse-rules-tag) ] [ child-tags ] bi
70 [ parse-rule-tag ] with each
74 : merge-rule-set-props ( props rule-set -- )
75 [ assoc-union ] change-props drop ;
77 ! Top-level entry points
78 : parse-mode-tag ( tag -- rule-sets )
79 dup "RULES" tags-named [
80 parse-rules-tag dup name>> swap
82 swap "PROPS" tag-named [
83 parse-props-tag over values
84 [ merge-rule-set-props ] with each
87 : parse-mode ( stream -- rule-sets )
88 read-xml parse-mode-tag ;