public class Target extends Object
Modifier and Type | Field and Description |
---|---|
protected String[] |
targetCharValueEscape
For pure strings of Java 16-bit unicode char, how can we display
it in the target language as a literal.
|
Constructor and Description |
---|
Target() |
Modifier and Type | Method and Description |
---|---|
String |
encodeIntAsCharEscape(int v) |
protected void |
genRecognizerFile(Tool tool,
CodeGenerator generator,
Grammar grammar,
org.antlr.stringtemplate.StringTemplate outputFileST) |
protected void |
genRecognizerHeaderFile(Tool tool,
CodeGenerator generator,
Grammar grammar,
org.antlr.stringtemplate.StringTemplate headerFileST,
String extName) |
int |
getMaxCharValue(CodeGenerator generator)
Some targets only support ASCII or 8-bit chars/strings.
|
String |
getTarget64BitStringFromValue(long word)
Convert long to 0xNNNNNNNNNNNNNNNN by default for spitting out
with bitsets.
|
String |
getTargetCharLiteralFromANTLRCharLiteral(CodeGenerator generator,
String literal)
Convert from an ANTLR char literal found in a grammar file to
an equivalent char literal in the target language.
|
String |
getTargetStringLiteralFromANTLRStringLiteral(CodeGenerator generator,
String literal)
Convert from an ANTLR string literal found in a grammar file to
an equivalent string literal in the target language.
|
String |
getTargetStringLiteralFromString(String s) |
String |
getTargetStringLiteralFromString(String s,
boolean quoted)
Given a random string of Java unicode chars, return a new string with
optionally appropriate quote characters for target language and possibly
with some escaped characters.
|
String |
getTokenTypeAsTargetLabel(CodeGenerator generator,
int ttype)
Target must be able to override the labels used for token types
|
boolean |
isValidActionScope(int grammarType,
String scope)
Is scope in @scope::name {action} valid for this kind of grammar?
Targets like C++ may want to allow new scopes like headerfile or
some such.
|
protected void |
performGrammarAnalysis(CodeGenerator generator,
Grammar grammar) |
List |
postProcessAction(List chunks,
antlr.Token actionToken)
Give target a chance to do some postprocessing on actions.
|
protected String[] targetCharValueEscape
protected void genRecognizerFile(Tool tool, CodeGenerator generator, Grammar grammar, org.antlr.stringtemplate.StringTemplate outputFileST) throws IOException
IOException
protected void genRecognizerHeaderFile(Tool tool, CodeGenerator generator, Grammar grammar, org.antlr.stringtemplate.StringTemplate headerFileST, String extName) throws IOException
IOException
protected void performGrammarAnalysis(CodeGenerator generator, Grammar grammar)
public boolean isValidActionScope(int grammarType, String scope)
public String getTokenTypeAsTargetLabel(CodeGenerator generator, int ttype)
public String getTargetCharLiteralFromANTLRCharLiteral(CodeGenerator generator, String literal)
public String getTargetStringLiteralFromANTLRStringLiteral(CodeGenerator generator, String literal)
public String getTargetStringLiteralFromString(String s, boolean quoted)
public String getTarget64BitStringFromValue(long word)
public String encodeIntAsCharEscape(int v)
public int getMaxCharValue(CodeGenerator generator)
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