public ReflexValue processLine(String line) {
line = line.trim();
if (line.endsWith("\\")) {
currentLine.append(line.substring(0, line.length() - 1));
currentLine.append("\n");
return new ReflexValue(">");
} else if (!line.endsWith(";") && !line.endsWith("end") && !line.endsWith("}")) {
line = line + ";";
}
currentLine.append(line);
try {
ReflexTreeWalker walker =
ReflexExecutor.getWalkerForProgramWithRegistry(
savedRegistry, currentLine.toString(), handler);
if (handler != null) {
walker.setReflexHandler(handler);
}
ReflexNode returned = walker.walk();
ReflexValue val = returned.evaluate(debugger, scope);
savedRegistry = walker.languageRegistry;
return val;
} catch (Exception e) {
e.printStackTrace();
return new ReflexValue(e.getMessage());
} finally {
currentLine.setLength(0);
}
}
@Override
public ReflexValue evaluate(IReflexDebugger debugger, Scope scope) {
debugger.stepStart(this, scope);
ReflexValue value = expression.evaluate(debugger, scope);
debugger.recordMessage("Sleeping ");
if (value.isNumber()) {
try {
Thread.sleep(value.asLong());
} catch (InterruptedException e) {
}
}
debugger.stepEnd(this, new ReflexVoidValue(lineNumber), scope);
return new ReflexVoidValue(lineNumber);
}
@Override
public ReflexValue evaluate(IReflexDebugger debugger, Scope scope) {
debugger.stepStart(this, scope);
String channel = null;
if (expression != null) {
ReflexValue value = expression.evaluate(debugger, scope);
channel = value.asString();
}
String value = handler.getInputHandler().read(channel);
ReflexValue retValue;
if (value == null) {
retValue = new ReflexNullValue(lineNumber);
} else {
retValue = new ReflexValue(lineNumber, value);
}
debugger.stepEnd(this, retValue, scope);
return retValue;
}