Public Member Functions | Package Functions | Package Attributes

antlr.DefaultToolErrorHandler Class Reference

Inheritance diagram for antlr.DefaultToolErrorHandler:
antlr.ToolErrorHandler

List of all members.

Public Member Functions

void warnAltAmbiguity (Grammar grammar, AlternativeBlock blk, boolean lexicalAnalysis, int depth, Lookahead[] sets, int altIdx1, int altIdx2)
void warnAltExitAmbiguity (Grammar grammar, BlockWithImpliedExitPath blk, boolean lexicalAnalysis, int depth, Lookahead[] sets, int altIdx)

Package Functions

 DefaultToolErrorHandler (antlr.Tool tool)

Package Attributes

CharFormatter javaCharFormatter = new JavaCharFormatter()

Constructor & Destructor Documentation

antlr.DefaultToolErrorHandler.DefaultToolErrorHandler ( antlr.Tool  tool  )  [package]

Member Function Documentation

void antlr.DefaultToolErrorHandler.warnAltAmbiguity ( Grammar  grammar,
AlternativeBlock  blk,
boolean  lexicalAnalysis,
int  depth,
Lookahead[]  sets,
int  altIdx1,
int  altIdx2 
)

Issue a warning about ambiguity between a alternates

Parameters:
blk The block being analyzed
lexicalAnalysis true for lexical rule
depth The depth of the ambiguity
sets An array of bitsets containing the ambiguities
altIdx1 The zero-based index of the first ambiguous alternative
altIdx2 The zero-based index of the second ambiguous alternative

Implements antlr.ToolErrorHandler.

References antlr.AlternativeBlock.getAlternativeAt(), antlr.GrammarElement.getColumn(), antlr.Grammar.getFilename(), antlr.GrammarElement.getLine(), antlr.Alternative.head, antlr.RuleRefElement.targetRule, antlr.GrammarElement.toString(), and antlr.Tool.warning().

void antlr.DefaultToolErrorHandler.warnAltExitAmbiguity ( Grammar  grammar,
BlockWithImpliedExitPath  blk,
boolean  lexicalAnalysis,
int  depth,
Lookahead[]  sets,
int  altIdx 
)

Issue a warning about ambiguity between an alternate and exit path.

Parameters:
blk The block being analyzed
lexicalAnalysis true for lexical rule
depth The depth of the ambiguity
sets An array of bitsets containing the ambiguities
altIdx The zero-based index of the ambiguous alternative

Implements antlr.ToolErrorHandler.

References antlr.GrammarElement.getColumn(), antlr.Grammar.getFilename(), antlr.GrammarElement.getLine(), and antlr.Tool.warning().

Member Data Documentation

CharFormatter antlr.DefaultToolErrorHandler.javaCharFormatter = new JavaCharFormatter() [package]
The documentation for this class was generated from the following file:
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