public CompilationResult compile()

in src/main/java/org/apache/sling/scripting/sightly/compiler/SightlyCompiler.java [175:204]
28 lines of code
5 McCabe index (conditional complexity)

    public CompilationResult compile(CompilationUnit compilationUnit, BackendCompiler backendCompiler) {
        String scriptName = compilationUnit.getScriptName();
        String scriptSource = null;
        PushStream stream = new PushStream();
        SanityChecker.attachChecker(stream);
        CommandStream optimizedStream = optimizer.transform(stream);
        CompilationResultImpl compilationResult = new CompilationResultImpl(optimizedStream);
        try {
            scriptSource = IOUtils.toString(compilationUnit.getScriptReader());

            //optimizedStream.addHandler(LoggingHandler.INSTANCE);
            if (backendCompiler != null) {
                backendCompiler.handle(optimizedStream);
            }
            frontend.compile(stream, scriptSource);
            for (PushStream.StreamMessage w : stream.getWarnings()) {
                ScriptError warning = getScriptError(scriptSource, w.getCode(), 1, 0, w.getMessage());
                compilationResult.getWarnings().add(new CompilerMessageImpl(scriptName, warning.errorMessage, warning.lineNumber, warning
                        .column));
            }
        } catch (SightlyCompilerException e) {
            ScriptError scriptError = getScriptError(scriptSource, e.getOffendingInput(), e.getLine(), e.getColumn(), e.getMessage());
            compilationResult.getErrors().add(new CompilerMessageImpl(scriptName, scriptError.errorMessage, scriptError.lineNumber,
                    scriptError.column));
        } catch (IOException e) {
            throw new SightlyCompilerException("Unable to read source code from CompilationUnit identifying script " + scriptName, e);
        }
        compilationResult.seal();
        return compilationResult;
    }