Inheritance diagram for antlr.DiagnosticCodeGenerator:

Public Member Functions
	DiagnosticCodeGenerator ()
void	gen ()
void	gen (ActionElement action)
void	gen (AlternativeBlock blk)
void	gen (BlockEndElement end)
void	gen (CharLiteralElement atom)
void	gen (CharRangeElement r)
void	gen (LexerGrammar g) throws IOException
void	gen (OneOrMoreBlock blk)
void	gen (ParserGrammar g) throws IOException
void	gen (RuleRefElement rr)
void	gen (StringLiteralElement atom)
void	gen (TokenRangeElement r)
void	gen (TokenRefElement atom)
void	gen (TreeElement t)
void	gen (TreeWalkerGrammar g) throws IOException
void	gen (WildcardElement wc)
void	gen (ZeroOrMoreBlock blk)
void	genCommonBlock (AlternativeBlock blk)
void	genFollowSetForRuleBlock (RuleBlock blk)
void	genLookaheadSetForBlock (AlternativeBlock blk)
void	genNextToken ()
void	genRule (RuleSymbol s)
String	getASTCreateString (Vector v)
String	getASTCreateString (GrammarAtom atom, String str)
String	mapTreeId (String id, ActionTransInfo tInfo)
void	printSet (int depth, int k, Lookahead lookahead)
Protected Member Functions
void	genAlt (Alternative alt)
void	genBlockPreamble (AlternativeBlock blk)
void	genHeader ()
void	genLookaheadSetForAlt (Alternative alt)
void	genSynPred (SynPredBlock blk)
void	genTokenTypes (TokenManager tm) throws IOException
String	processActionForSpecialSymbols (String actionStr, int line, RuleBlock currentRule, ActionTransInfo tInfo)
	unused.
Protected Attributes
int	syntacticPredLevel = 0
boolean	doingLexRules = false

Detailed Description

Generate MyParser.txt, MyLexer.txt and MyParserTokenTypes.txt

Constructor & Destructor Documentation

antlr.DiagnosticCodeGenerator.DiagnosticCodeGenerator ( )

Create a Diagnostic code-generator using the given Grammar The caller must still call setTool, setBehavior, and setAnalyzer before generating code.

References antlr.CodeGenerator.charFormatter.

Member Function Documentation

void antlr.DiagnosticCodeGenerator.gen ( ) [virtual]

Generate the parser, lexer, and token types documentation

Implements antlr.CodeGenerator.

References antlr.CodeGenerator.analyzer, antlr.CodeGenerator.antlrTool, antlr.CodeGenerator.behavior, antlr.Grammar.generate(), antlr.DiagnosticCodeGenerator.genTokenTypes(), antlr.DefineGrammarSymbols.grammars, antlr.Tool.hasError, antlr.TokenManager.isReadOnly(), antlr.Tool.panic(), antlr.Tool.reportException(), antlr.Grammar.setCodeGenerator(), antlr.LLkGrammarAnalyzer.setGrammar(), antlr.Grammar.setGrammarAnalyzer(), and antlr.DefineGrammarSymbols.tokenManagers.

Referenced by antlr.DiagnosticCodeGenerator.genSynPred().

void antlr.DiagnosticCodeGenerator.gen ( ActionElement action ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The {...} action to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._printAction(), antlr.ActionElement.actionText, antlr.ActionElement.isSemPred, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( BlockEndElement end ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The block-end element to generate. Block-end elements are synthesized by the grammar parser to represent the end of a block.

Implements antlr.CodeGenerator.

void antlr.DiagnosticCodeGenerator.gen ( OneOrMoreBlock blk ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The (...)+ block to generate

Implements antlr.CodeGenerator.

References antlr.LLkGrammarAnalyzer.deterministic(), antlr.DiagnosticCodeGenerator.genBlockPreamble(), antlr.DiagnosticCodeGenerator.genCommonBlock(), antlr.CodeGenerator.grammar, antlr.CodeGenerator.println(), antlr.CodeGenerator.tabs, and antlr.Grammar.theLLkAnalyzer.

void antlr.DiagnosticCodeGenerator.gen ( WildcardElement wc ) [virtual]

Generate a wildcard element

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.WildcardElement.getLabel(), and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( ZeroOrMoreBlock blk ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The (...)* block to generate

Implements antlr.CodeGenerator.

References antlr.LLkGrammarAnalyzer.deterministic(), antlr.DiagnosticCodeGenerator.genBlockPreamble(), antlr.DiagnosticCodeGenerator.genCommonBlock(), antlr.CodeGenerator.grammar, antlr.CodeGenerator.println(), antlr.CodeGenerator.tabs, and antlr.Grammar.theLLkAnalyzer.

void antlr.DiagnosticCodeGenerator.gen ( ParserGrammar g ) throws IOException [virtual]

void antlr.DiagnosticCodeGenerator.gen ( CharLiteralElement atom ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The character literal reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.GrammarAtom.atomText, antlr.GrammarAtom.label, antlr.GrammarAtom.not, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( RuleRefElement rr ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The rule-reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.RuleBlock.argAction, antlr.RuleRefElement.args, antlr.RuleSymbol.block, antlr.Grammar.getSymbol(), antlr.CodeGenerator.grammar, antlr.RuleRefElement.idAssign, antlr.RuleSymbol.isDefined(), antlr.CodeGenerator.print(), antlr.CodeGenerator.println(), antlr.RuleBlock.returnAction, antlr.DiagnosticCodeGenerator.syntacticPredLevel, and antlr.RuleRefElement.targetRule.

void antlr.DiagnosticCodeGenerator.gen ( StringLiteralElement atom ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The string-literal reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.GrammarAtom.atomText, antlr.GrammarAtom.label, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( AlternativeBlock blk ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The "x|y|z|..." block to generate

Implements antlr.CodeGenerator.

References antlr.LLkGrammarAnalyzer.deterministic(), antlr.DiagnosticCodeGenerator.genBlockPreamble(), antlr.DiagnosticCodeGenerator.genCommonBlock(), antlr.CodeGenerator.grammar, antlr.CodeGenerator.println(), antlr.CodeGenerator.tabs, and antlr.Grammar.theLLkAnalyzer.

void antlr.DiagnosticCodeGenerator.gen ( CharRangeElement r ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The character-range reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.CharRangeElement.beginText, antlr.CharRangeElement.endText, antlr.CharRangeElement.label, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( TokenRangeElement r ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The token-range reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.TokenRangeElement.beginText, antlr.TokenRangeElement.endText, antlr.TokenRangeElement.label, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( TokenRefElement atom ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The token-reference to generate

Implements antlr.CodeGenerator.

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.GrammarAtom.atomText, antlr.GrammarAtom.label, antlr.GrammarAtom.not, and antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( LexerGrammar g ) throws IOException [virtual]

Generate the lexer TXT file

Implements antlr.CodeGenerator.

References antlr.CodeGenerator.antlrTool, antlr.Grammar.classMemberAction, antlr.CodeGenerator.currentOutput, antlr.DiagnosticCodeGenerator.doingLexRules, antlr.collections.impl.Vector.elements(), antlr.DiagnosticCodeGenerator.genHeader(), antlr.DiagnosticCodeGenerator.genNextToken(), antlr.DiagnosticCodeGenerator.genRule(), antlr.Grammar.getClassName(), antlr.GrammarSymbol.getId(), antlr.Grammar.getSuperClass(), antlr.Grammar.getSymbols(), antlr.Token.getText(), antlr.TokenSymbol.getTokenType(), antlr.CodeGenerator.grammar, antlr.GrammarSymbol.id, antlr.Tool.openOutputFile(), antlr.Grammar.preambleAction, antlr.CodeGenerator.printAction(), antlr.CodeGenerator.println(), antlr.Tool.reportProgress(), antlr.Grammar.rules, antlr.CodeGenerator.setGrammar(), antlr.CodeGenerator.tabs, and antlr.CodeGenerator.TokenTypesFileExt.

void antlr.DiagnosticCodeGenerator.gen ( TreeElement t ) [virtual]

Generate code for the given grammar element.

Parameters:

blk

The tree to generate code for.

Implements antlr.CodeGenerator.

References antlr.CodeGenerator.print().

void antlr.DiagnosticCodeGenerator.gen ( TreeWalkerGrammar g ) throws IOException [virtual]

void antlr.DiagnosticCodeGenerator.genAlt ( Alternative alt ) [protected]

References antlr.Token.getText(), antlr.Alternative.getTreeSpecifier(), antlr.Alternative.head, antlr.AlternativeElement.next, and antlr.CodeGenerator.println().

Referenced by antlr.DiagnosticCodeGenerator.genCommonBlock().

void antlr.DiagnosticCodeGenerator.genBlockPreamble ( AlternativeBlock blk ) [protected]

Generate the header for a block, which may be a RuleBlock or a plain AlternativeBLock. This generates any variable declarations, init-actions, and syntactic-predicate-testing variables. The block for which the preamble is to be generated.

References antlr.AlternativeBlock.initAction, and antlr.CodeGenerator.printAction().

Referenced by antlr.DiagnosticCodeGenerator.gen(), and antlr.DiagnosticCodeGenerator.genRule().

void antlr.DiagnosticCodeGenerator.genCommonBlock ( AlternativeBlock blk )

Generate common code for a block of alternatives; return a postscript that needs to be generated at the end of the block. Other routines may append else-clauses and such for error checking before the postfix is generated.

References antlr.CodeGenerator._println(), antlr.AlternativeBlock.alternatives, antlr.DiagnosticCodeGenerator.genAlt(), antlr.DiagnosticCodeGenerator.genLookaheadSetForAlt(), antlr.DiagnosticCodeGenerator.genLookaheadSetForBlock(), antlr.DiagnosticCodeGenerator.genSynPred(), antlr.AlternativeBlock.getAlternativeAt(), antlr.Alternative.head, antlr.CodeGenerator.print(), antlr.CodeGenerator.println(), antlr.Alternative.semPred, antlr.collections.impl.Vector.size(), antlr.Alternative.synPred, and antlr.CodeGenerator.tabs.

Referenced by antlr.DiagnosticCodeGenerator.gen(), antlr.DiagnosticCodeGenerator.genNextToken(), and antlr.DiagnosticCodeGenerator.genRule().

void antlr.DiagnosticCodeGenerator.genFollowSetForRuleBlock ( RuleBlock blk )

Generate a textual representation of the follow set for a block.

Parameters:

blk

The rule block of interest

References antlr.RuleBlock.endNode, antlr.LLkGrammarAnalyzer.FOLLOW(), antlr.CodeGenerator.grammar, antlr.Grammar.maxk, antlr.DiagnosticCodeGenerator.printSet(), and antlr.Grammar.theLLkAnalyzer.

Referenced by antlr.DiagnosticCodeGenerator.genRule().

void antlr.DiagnosticCodeGenerator.genHeader ( ) [protected]

Generate a header that is common to all TXT files

References antlr.CodeGenerator.antlrTool, antlr.CodeGenerator.behavior, antlr.DefineGrammarSymbols.getHeaderAction(), antlr.Tool.grammarFile, antlr.CodeGenerator.printAction(), antlr.CodeGenerator.println(), antlr.CodeGenerator.tabs, and antlr.Tool.version.

Referenced by antlr.DiagnosticCodeGenerator.gen(), and antlr.DiagnosticCodeGenerator.genTokenTypes().

void antlr.DiagnosticCodeGenerator.genLookaheadSetForAlt ( Alternative alt ) [protected]

Generate the lookahead set for an alternate.

References antlr.Alternative.cache, antlr.Lookahead.containsEpsilon(), antlr.DiagnosticCodeGenerator.doingLexRules, antlr.CodeGenerator.grammar, antlr.Alternative.lookaheadDepth, antlr.Grammar.maxk, antlr.CodeGenerator.println(), and antlr.DiagnosticCodeGenerator.printSet().

Referenced by antlr.DiagnosticCodeGenerator.genCommonBlock().

void antlr.DiagnosticCodeGenerator.genLookaheadSetForBlock ( AlternativeBlock blk )

Generate a textual representation of the lookahead set for a block.

Parameters:

blk

The block of interest

References antlr.AlternativeBlock.alternatives, antlr.AlternativeBlock.getAlternativeAt(), antlr.CodeGenerator.grammar, antlr.LLkGrammarAnalyzer.look(), antlr.Alternative.lookaheadDepth, antlr.Grammar.maxk, antlr.DiagnosticCodeGenerator.printSet(), antlr.collections.impl.Vector.size(), and antlr.Grammar.theLLkAnalyzer.

Referenced by antlr.DiagnosticCodeGenerator.genCommonBlock().

void antlr.DiagnosticCodeGenerator.genNextToken ( )

Generate the nextToken rule. nextToken is a synthetic lexer rule that is the implicit OR of all user-defined lexer rules.

References antlr.RuleSymbol.access, antlr.Grammar.define(), antlr.LLkGrammarAnalyzer.deterministic(), antlr.DiagnosticCodeGenerator.genCommonBlock(), antlr.CodeGenerator.grammar, antlr.CodeGenerator.println(), antlr.Grammar.rules, antlr.RuleSymbol.setBlock(), antlr.RuleSymbol.setDefined(), and antlr.Grammar.theLLkAnalyzer.

Referenced by antlr.DiagnosticCodeGenerator.gen().

void antlr.DiagnosticCodeGenerator.genRule ( RuleSymbol s )

Generate code for a named rule block

Parameters:

s

The RuleSymbol describing the rule to generate

References antlr.RuleSymbol.access, antlr.ExceptionHandler.action, antlr.RuleBlock.argAction, antlr.LLkGrammarAnalyzer.deterministic(), antlr.DiagnosticCodeGenerator.doingLexRules, antlr.collections.impl.Vector.elementAt(), antlr.ExceptionHandler.exceptionTypeAndName, antlr.RuleBlock.findExceptionSpec(), antlr.DiagnosticCodeGenerator.genBlockPreamble(), antlr.DiagnosticCodeGenerator.genCommonBlock(), antlr.DiagnosticCodeGenerator.genFollowSetForRuleBlock(), antlr.RuleSymbol.getBlock(), antlr.GrammarSymbol.getId(), antlr.Token.getText(), antlr.CodeGenerator.grammar, antlr.ExceptionSpec.handlers, antlr.RuleSymbol.isDefined(), antlr.CodeGenerator.printAction(), antlr.CodeGenerator.println(), antlr.RuleBlock.returnAction, antlr.collections.impl.Vector.size(), antlr.CodeGenerator.tabs, and antlr.Grammar.theLLkAnalyzer.

Referenced by antlr.DiagnosticCodeGenerator.gen().

void antlr.DiagnosticCodeGenerator.genSynPred ( SynPredBlock blk ) [protected]

Generate the syntactic predicate. This basically generates the alternative block, buts tracks if we are inside a synPred

Parameters:

blk

The syntactic predicate block

References antlr.DiagnosticCodeGenerator.gen(), and antlr.DiagnosticCodeGenerator.syntacticPredLevel.

Referenced by antlr.DiagnosticCodeGenerator.genCommonBlock().

void antlr.DiagnosticCodeGenerator.genTokenTypes ( TokenManager tm ) throws IOException [protected]

Generate the token types TXT file

References antlr.CodeGenerator.antlrTool, antlr.CodeGenerator.currentOutput, antlr.collections.impl.Vector.elementAt(), antlr.DiagnosticCodeGenerator.genHeader(), antlr.Tool.openOutputFile(), antlr.CodeGenerator.println(), antlr.Tool.reportProgress(), antlr.collections.impl.Vector.size(), antlr.CodeGenerator.tabs, antlr.CodeGenerator.TokenTypesFileExt, and antlr.CodeGenerator.TokenTypesFileSuffix.

Referenced by antlr.DiagnosticCodeGenerator.gen().

String antlr.DiagnosticCodeGenerator.getASTCreateString ( Vector v ) [virtual]

Get a string for an expression to generate creation of an AST subtree.

Parameters:

v

A Vector of String, where each element is an expression in the target language yielding an AST node.

Implements antlr.CodeGenerator.

String antlr.DiagnosticCodeGenerator.getASTCreateString	(	GrammarAtom	atom,
		String	str
	)			`[virtual]`

Get a string for an expression to generate creating of an AST node

Parameters:

str

The arguments to the AST constructor

Implements antlr.CodeGenerator.

String antlr.DiagnosticCodeGenerator.mapTreeId	(	String	id,
		ActionTransInfo	tInfo
	)			`[virtual]`

Map an identifier to it's corresponding tree-node variable. This is context-sensitive, depending on the rule and alternative being generated

Parameters:

	id	The identifier name to map
	forInput	true if the input tree node variable is to be returned, otherwise the output variable is returned.

Implements antlr.CodeGenerator.

void antlr.DiagnosticCodeGenerator.printSet	(	int	depth,
		int	k,
		Lookahead	lookahead
	)

Format a lookahead or follow set.

Parameters:

	depth	The depth of the entire lookahead/follow
	k	The lookahead level to print
	lookahead	The lookahead/follow set to print

References antlr.CodeGenerator._print(), antlr.CodeGenerator._println(), antlr.CodeGenerator.charFormatter, antlr.DiagnosticCodeGenerator.doingLexRules, antlr.collections.impl.Vector.elementAt(), antlr.Lookahead.fset, antlr.TokenManager.getVocabulary(), antlr.CodeGenerator.grammar, antlr.CharFormatter.literalChar(), antlr.CodeGenerator.print(), antlr.CodeGenerator.tabs, antlr.collections.impl.BitSet.toArray(), and antlr.Grammar.tokenManager.

Referenced by antlr.DiagnosticCodeGenerator.genFollowSetForRuleBlock(), antlr.DiagnosticCodeGenerator.genLookaheadSetForAlt(), and antlr.DiagnosticCodeGenerator.genLookaheadSetForBlock().

String antlr.DiagnosticCodeGenerator.processActionForSpecialSymbols	(	String	actionStr,
		int	line,
		RuleBlock	currentRule,
		ActionTransInfo	tInfo
	)			`[protected, virtual]`