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Implmented actions to build AST.

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* Rewrote grammar slightly.
* Added parboiled parse section to JLPMain.
* Added code to build the AST while parsing.
* Created ASTNode classes.
This commit is contained in:
Jonathan Bernard
2011-08-26 15:40:56 -05:00
parent 13e0e72fed
commit c275fd0ce1
9 changed files with 368 additions and 45 deletions
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30
doc/grammar.rst
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@ -1,31 +1,27 @@
CodePage -> (CodeBlock | DocBlock)*
CodePage -> DocBlock / CodeBlock
// lookahead 2 needed here
DocBlock -> (DirectiveBlock | MarkdownBlock)+
DocBlock -> DirectiveBlock / MarkdownBlock
DirectiveBlock ->
<DOC_START> <DIRECTIVE_START> "author" RemainingLine EOL MarkdownBlock? |
<DOC_START> <DIRECTIVE_START> "doc" RemainingLine EOL MarkdownBlock? |
<DOC_START> <DIRECTIVE_START> "example" RemainingLine EOL MarkdownBlock? |
<DOC_START> <DIRECTIVE_START> "org" OrgString EOL
Code Block -> !DOC_START RemainingLine
DirectiveBlock -> DOC_START DIRECTIVE_START (LongDirective / LineDirective)
MarkdownBlock -> MarkdownLine+
MarkdownLine ->
<DOC_START> NOT_DIRECTIVE_START RemainingLine <EOL>
LongDirective ->
(AUTHOR_DIR / DOC_DIR / EXAMPLE_DIR) RemainingLine MarkdownBlock?
RemainingLine -> NOT_EOL*
LineDirective -> ORG_DIR RemainingLine
OrgString ->
(<ORG_ID> <SLASH>)* <ORG_ID> <SLASH>?
MarkdownLine -> DOC_START !DIRECTIVE_START RemainingLine
RemainingLine -> (!EOL)+, EOL
Tokens
------
DOC_START -> "%% "
EOL -> "\n"
NOT_EOL -> ~"\n"
DIRECTIVE_START -> "@"
NOT_DIRECTIVE_START -> ~"@"
SLASH -> "/"
ORG_ID -> ~"[/\n]"