private static int parse(String file, Option<String> out) throws UserError, IOException {
int return_code = 0;
try {
CompilationUnit unit = Parser.parseFileConvertExn(new File(file));
System.out.println("Ok");
if (out.isSome()) {
try {
ASTIO.writeJavaAst(unit, out.unwrap());
System.out.println("Dumped parse tree to " + out.unwrap());
} catch (IOException e) {
throw new IOException("IOException " + e + "while writing " + out.unwrap());
}
}
} catch (ParserError e) {
if (Debug.stackTraceOn()) {
System.err.println(e.getMessage());
e.printStackTrace();
} else {
System.err.println(turnOnDebugMessage);
}
return_code = 1;
} catch (ProgramError e) {
failureBoilerplate(e);
return_code = 1;
} catch (CompilerBug e) {
failureBoilerplate(e);
return_code = 1;
} catch (InterpreterBug e) {
failureBoilerplate(e);
return_code = 1;
} catch (FileNotFoundException f) {
throw new UserError(file + " not found");
} finally {
try {
Files.rm(ProjectProperties.preparserErrorLog(file));
} catch (IOException e) {
}
}
return return_code;
}
