Examples of com.google.gwt.dev.js.ast.JsName

com.google.gwt.dev.js.ast.JsName
An abstract base class for named JavaScript objects.

           * native method currently causes this, because we cannot currently
           * staticify native methods.
           * 
           * Have to use a "call" construct.
           */
          JsName callName = objectScope.declareName("call");
          callName.setObfuscatable(false);
          qualifier = callName.makeRef();
          qualifier.setQualifier(getName(method).makeRef());
          jsInvocation.getArguments().add(0, (JsExpression) pop()); // instance
        } else {
          // Dispatch polymorphically (normal case).
          qualifier = getPolyName(method).makeRef();

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          if (ident.charAt(0) == '@') {
            HasEnclosingType node = (HasEnclosingType) program.jsniMap.get(ident);
            assert (node != null);
            if (node instanceof JField) {
              JField field = (JField) node;
              JsName jsName = getName(field);
              assert (jsName != null);
              x.resolve(jsName);


              // See if we need to add a clinit call to a static field ref
              JsInvocation clinitCall = maybeCreateClinitCall(field);
              if (clinitCall != null) {
                JsExpression commaExpr = createCommaExpression(clinitCall, x);
                ctx.replaceMe(commaExpr);
              }
            } else {
              JMethod method = (JMethod) node;
              if (x.getQualifier() == null) {
                JsName jsName = getName(method);
                assert (jsName != null);
                x.resolve(jsName);
              } else {
                JsName jsName = getPolyName(method);
                if (jsName == null) {
                  // this can occur when JSNI references an instance method on a
                  // type that was never actually instantiated.
                  jsName = nullMethodName;
                }

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       * Class literals are useless right now, just use String literals and the
       * Object methods will basically work.
       */
      for (Iterator itType = classLits.keySet().iterator(); itType.hasNext();) {
        JType type = (JType) itType.next();
        JsName jsName = (JsName) classLits.get(type);
        String string;
        if (type instanceof JArrayType) {
          string = "class " + type.getJsniSignatureName().replace('/', '.');
        } else if (type instanceof JClassType) {
          string = "class " + type.getName();

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       * }
       * </pre>
       */
      JsFunction gwtOnLoad = new JsFunction(topScope);
      globalStmts.add(gwtOnLoad.makeStmt());
      JsName gwtOnLoadName = topScope.declareName("gwtOnLoad");
      gwtOnLoadName.setObfuscatable(false);
      gwtOnLoad.setName(gwtOnLoadName);
      JsBlock body = new JsBlock();
      gwtOnLoad.setBody(body);
      JsScope fnScope = gwtOnLoad.getScope();
      JsParameters params = gwtOnLoad.getParameters();
      JsName errFn = fnScope.declareName("errFn");
      JsName modName = fnScope.declareName("modName");
      JsName modBase = fnScope.declareName("modBase");
      params.add(new JsParameter(errFn));
      params.add(new JsParameter(modName));
      params.add(new JsParameter(modBase));
      JsExpression asg = createAssignment(
          topScope.findExistingUnobfuscatableName("$moduleName").makeRef(),
          modName.makeRef());
      body.getStatements().add(asg.makeStmt());
      asg = createAssignment(topScope.findExistingUnobfuscatableName(
          "$moduleBase").makeRef(), modBase.makeRef());
      body.getStatements().add(asg.makeStmt());
      JsIf jsIf = new JsIf();
      body.getStatements().add(jsIf);
      jsIf.setIfExpr(errFn.makeRef());
      JsTry jsTry = new JsTry();

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    private void generatePackageNames(JsVars vars) {
      for (Iterator it = packageNames.entrySet().iterator(); it.hasNext();) {
        Map.Entry entry = (Entry) it.next();
        String packageName = (String) entry.getKey();
        JsName name = (JsName) entry.getValue();
        JsVar jsVar = new JsVar(name);
        jsVar.setInitExpr(jsProgram.getStringLiteral(packageName));
        vars.add(jsVar);
      }
    }

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    }


    private void generateSeedFuncAndPrototype(JClassType x,
        JsStatements globalStmts) {
      if (x != program.getTypeJavaLangString()) {
        JsName seedFuncName = getName(x);


        // seed function
        // function com_example_foo_Foo() { }
        JsFunction seedFunc = new JsFunction(topScope, seedFuncName);
        JsBlock body = new JsBlock();
        seedFunc.setBody(body);
        globalStmts.add(seedFunc.makeStmt());


        // setup prototype, assign to temp
        // _ = com_example_foo_Foo.prototype = new com_example_foo_FooSuper();
        JsNameRef lhs = prototype.makeRef();
        lhs.setQualifier(seedFuncName.makeRef());
        JsExpression rhs;
        if (x.extnds != null) {
          JsNew newExpr = new JsNew();
          newExpr.setConstructorExpression(getName(x.extnds).makeRef());
          rhs = newExpr;

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      JMethod toStringMeth = program.getSpecialMethod("Object.toString");
      if (x.methods.contains(toStringMeth)) {
        // _.toString = function(){return this.java_lang_Object_toString();}


        // lhs
        JsName lhsName = objectScope.declareName("toString");
        lhsName.setObfuscatable(false);
        JsNameRef lhs = lhsName.makeRef();
        lhs.setQualifier(globalTemp.makeRef());


        // rhs
        JsInvocation call = new JsInvocation();
        JsNameRef toStringRef = new JsNameRef(getPolyName(toStringMeth));

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      String className = getClassName(x.getName());
      String packageName = getPackageName(x.getName());
      JsExpression rhs;
      if (packageName != null) {
        // use "com.example.foo." + "Foo"
        JsName name = (JsName) packageNames.get(packageName);
        rhs = new JsBinaryOperation(JsBinaryOperator.ADD, name.makeRef(),
            jsProgram.getStringLiteral(className));
      } else {
        // no package name could be split, just use the full name
        rhs = jsProgram.getStringLiteral(x.getName());
      }

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      globalStmts.add(new JsExprStmt(asg));
    }


    private void generateTypeTable(JsVars vars) {
      JField typeIdArray = program.getSpecialField("Cast.typeIdArray");
      JsName jsName = getName(typeIdArray);
      JsArrayLiteral arrayLit = new JsArrayLiteral();
      for (int i = 0; i < program.getJsonTypeTable().size(); ++i) {
        JsonObject jsonObject = (JsonObject) program.getJsonTypeTable().get(i);
        accept(jsonObject);
        arrayLit.getExpressions().add((JsExpression) pop());

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    // @Override
    public void endVisit(JLocal x, Context ctx) {
      // locals can conflict, that's okay just reuse the same variable
      JsScope scope = peek();
      JsName jsName = scope.declareName(x.getName());
      names.put(x, jsName);
    }

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