public AbstractParserTables buildAndStoreParserTables(
Class parserType, Syntax parserSyntax, Object syntaxInput, String baseName) throws Exception {
if (parserType == null) parserType = LALRParserTables.class;
Syntax syntax = parserSyntax == null ? toSyntax(syntaxInput) : parserSyntax;
com.martijndashorst.runcc.util.TimeStopper ts =
new com.martijndashorst.runcc.util.TimeStopper();
AbstractParserTables parserTables = AbstractParserTables.construct(parserType, syntax);
System.err.println("ParserTables scratch construction took " + ts.getTimeMillis() + " millis");
if (PRODUCTION) write(ensureFileName(syntaxInput, baseName), parserTables);
return parserTables;
}
/**
* Test main. Building serialized ParserTables takes 170, building from scratch takes 59 millis
* !!!
*/
public static void main(String[] args) {
try {
File syntaxFile =
new File(
"fri/patterns/interpreter/parsergenerator/syntax/builder/examples/SyntaxBuilder.syntax");
Syntax syntax =
new com.martijndashorst.runcc.patterns.interpreter.parsergenerator.syntax.builder
.SyntaxBuilder(syntaxFile)
.getParserSyntax();
com.martijndashorst.runcc.util.TimeStopper ts =
new com.martijndashorst.runcc.util.TimeStopper();
ParserTables parserTables = new SerializedTables().get(syntax, "SyntaxBuilder");
System.err.println("ParserTables were built in " + ts.getTimeMillis() + " millis");
} catch (Exception e) {
e.printStackTrace();
}
}
