Examples with DebugInfo com.github.anba.es6draft.runtime.internal.DebugInfo used on opensource projects

Example 1 with DebugInfo

use of com.github.anba.es6draft.runtime.internal.DebugInfo in project es6draft by anba.

the class ShellFunctions method disassemble.

/**
     * shell-function: {@code disassemble([function])}
     * 
     * @param cx
     *            the execution context
     * @param caller
     *            the caller context
     * @param args
     *            the arguments
     * @throws IOException
     *             if there was any I/O error
     * @throws MalformedNameException
     *             if the module name cannot be normalized
     */
@Function(name = "disassemble", arity = 1)
public void disassemble(ExecutionContext cx, ExecutionContext caller, Object... args) throws IOException, MalformedNameException {
    DebugInfo debugInfo = null;
    if (args.length == 0) {
        FunctionObject currentFunction = caller.getCurrentFunction();
        Executable currentExec = caller.getCurrentExecutable();
        if (currentFunction != null && currentFunction.getExecutable() == currentExec) {
            debugInfo = currentFunction.getCode().debugInfo();
        } else if (currentExec != null && currentExec.getSourceObject() != null) {
            debugInfo = currentExec.getSourceObject().debugInfo();
        }
    } else if (args[0] instanceof FunctionObject) {
        debugInfo = ((FunctionObject) args[0]).getCode().debugInfo();
    } else {
        String sourceCode = ToFlatString(cx, args[0]);
        boolean isModule = false;
        if (args.length > 1 && Type.isObject(args[1])) {
            isModule = ToBoolean(Get(cx, Type.objectValue(args[1]), "module"));
        }
        ScriptLoader scriptLoader = cx.getRealm().getScriptLoader();
        if (isModule) {
            ModuleLoader moduleLoader = cx.getRealm().getModuleLoader();
            SourceIdentifier identifier = moduleLoader.normalizeName("disassemble", null);
            ModuleSource src = new StringModuleSource(identifier, sourceCode);
            SourceTextModuleRecord module = ParseModule(scriptLoader, identifier, src);
            debugInfo = module.getScriptCode().getSourceObject().debugInfo();
        } else {
            Source source = new Source("<disassemble>", 1);
            Script script = scriptLoader.compile(scriptLoader.parseScript(source, sourceCode), "#disassemble");
            debugInfo = script.getSourceObject().debugInfo();
        }
    }
    if (debugInfo != null) {
        PrintWriter writer = cx.getRuntimeContext().getConsole().writer();
        for (DebugInfo.Method method : debugInfo.getMethods()) {
            writer.println(method.disassemble());
        }
    }
}