1 USING: accessors assocs kernel math.parser namespaces sequences
2 xml xml.data xml.syntax xml.traversal xmode.keyword-map
3 xmode.loader.syntax xmode.rules xmode.tokens xmode.utilities ;
6 ! Based on org.gjt.sp.jedit.XModeHandler
8 ! RULES and its children
9 TAGS: parse-rule-tag ( rule-set tag -- )
11 TAG: PROPS parse-rule-tag
12 parse-props-tag >>props drop ;
14 TAG: IMPORT parse-rule-tag
15 "DELEGATE" attr swap import-rule-set ;
17 TAG: TERMINATE parse-rule-tag
18 "AT_CHAR" attr string>number >>terminate-char drop ;
20 RULE: SEQ seq-rule parse-rule-tag
21 shared-tag-attrs delegate-attr literal-start ;
23 RULE: SEQ_REGEXP seq-rule parse-rule-tag
24 shared-tag-attrs delegate-attr regexp-attr regexp-start ;
26 RULE: SPAN span-rule parse-rule-tag
27 shared-tag-attrs delegate-attr match-type-attr span-attrs parse-begin/end-tags init-span-tag ;
29 RULE: SPAN_REGEXP span-rule parse-rule-tag
30 shared-tag-attrs delegate-attr match-type-attr span-attrs regexp-attr parse-begin/end-tags init-span-tag ;
32 RULE: EOL_SPAN eol-span-rule parse-rule-tag
33 shared-tag-attrs delegate-attr match-type-attr literal-start init-eol-span-tag ;
35 RULE: EOL_SPAN_REGEXP eol-span-rule parse-rule-tag
36 shared-tag-attrs delegate-attr match-type-attr regexp-attr regexp-start init-eol-span-tag ;
38 RULE: MARK_FOLLOWING mark-following-rule parse-rule-tag
39 shared-tag-attrs match-type-attr literal-start ;
41 RULE: MARK_PREVIOUS mark-previous-rule parse-rule-tag
42 shared-tag-attrs match-type-attr literal-start ;
44 TAG: KEYWORDS parse-rule-tag
45 rule-set get ignore-case?>> <keyword-map>
46 swap children-tags [ over parse-keyword-tag ] each
49 : ?<regexp> ( string/f -- regexp/f )
50 dup [ rule-set get ignore-case?>> <?insensitive-regexp> ] when ;
52 : (parse-rules-tag) ( tag -- rule-set )
53 <rule-set> dup rule-set set
55 { "SET" string>rule-set-name name<< }
56 { "IGNORE_CASE" string>boolean ignore-case?<< }
57 { "HIGHLIGHT_DIGITS" string>boolean highlight-digits?<< }
58 { "DIGIT_RE" ?<regexp> digit-re<< }
59 { "ESCAPE" f add-escape-rule }
60 { "DEFAULT" string>token default<< }
61 { "NO_WORD_SEP" f no-word-sep<< }
64 : parse-rules-tag ( tag -- rule-set )
66 [ (parse-rules-tag) ] [ children-tags ] bi
67 [ parse-rule-tag ] with each
71 : merge-rule-set-props ( props rule-set -- )
72 [ assoc-union ] change-props drop ;
74 ! Top-level entry points
75 : parse-mode-tag ( tag -- rule-sets )
76 dup "RULES" tags-named [
77 parse-rules-tag dup name>> swap
79 swap "PROPS" tag-named [
80 parse-props-tag over values
81 [ merge-rule-set-props ] with each
84 : parse-mode ( filename -- rule-sets )
85 file>xml parse-mode-tag ;