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

com.google.gwt.dev.js.ast.JsNameRef
Represents a JavaScript expression that references a name.

   * methods into a vtable. It will be of the form
   * <code>_ = foo.prototype</code>, where <code>foo</code> is the constructor
   * function for <code>vtableType</code>.
   */
  private JsStatement vtableStatFor(JClassType vtableType) {
    JsNameRef prototypeField = new JsNameRef(
        jsprogram.createSourceInfoSynthetic(FragmentExtractor.class,
            "prototype field"), "prototype");
    JsExpression constructorRef;
    SourceInfo sourceInfoVtableSetup = jsprogram.createSourceInfoSynthetic(
        FragmentExtractor.class, "vtable setup");
    if (vtableType == jprogram.getTypeJavaLangString()) {
      // The methods of java.lang.String are put onto JavaScript's String
      // prototype
      SourceInfo sourceInfoConstructorRef = jsprogram.createSourceInfoSynthetic(
          FragmentExtractor.class, "String constructor");
      constructorRef = new JsNameRef(sourceInfoConstructorRef, "String");
    } else {
      constructorRef = map.nameForType(vtableType).makeRef(
          sourceInfoVtableSetup);
    }
    prototypeField.setQualifier(constructorRef);
    SourceInfo underlineSourceInfo = jsprogram.createSourceInfoSynthetic(
        FragmentExtractor.class, "global _ field");
    return (new JsBinaryOperation(sourceInfoVtableSetup, JsBinaryOperator.ASG,
        jsprogram.getScope().declareName("_").makeRef(underlineSourceInfo),
        prototypeField)).makeStmt();

View Full Code Here


  @Override
  public boolean visit(JsBreak x, JsContext<JsStatement> ctx) {
    _break();


    JsNameRef label = x.getLabel();
    if (label != null) {
      _space();
      _nameRef(label);
    }

View Full Code Here


  @Override
  public boolean visit(JsContinue x, JsContext<JsStatement> ctx) {
    _continue();


    JsNameRef label = x.getLabel();
    if (label != null) {
      _space();
      _nameRef(label);
    }

View Full Code Here

      return null;
    }
    if (!(binExpr.getArg1() instanceof JsNameRef)) {
      return null;
    }
    JsNameRef lhs = (JsNameRef) binExpr.getArg1();
    if (lhs.getQualifier() != null) {
      return null;
    }
    if (lhs.getName() == null) {
      return null;
    }
    if (!lhs.getName().getShortIdent().equals("_")) {
      return null;
    }
    if (!(binExpr.getArg2() instanceof JsBinaryOperation)) {
      return null;
    }
    JsBinaryOperation binExprRhs = (JsBinaryOperation) binExpr.getArg2();
    if (binExprRhs.getOperator() != JsBinaryOperator.ASG) {
      return null;
    }
    if (!(binExprRhs.getArg1() instanceof JsNameRef)) {
      return null;
    }
    JsNameRef middleNameRef = (JsNameRef) binExprRhs.getArg1();
    if (!middleNameRef.getName().getShortIdent().equals("prototype")) {
      return null;
    }


    return map.typeForStatement(stat);
  }

View Full Code Here

  }


  private JsExprStmt createDefineClassStatement(final JsName barConstructorName) {
    SourceInfo nullSourceInfo = new MockSourceInfo();
    JsInvocation defineClassInvocation =
        new JsInvocation(nullSourceInfo, new JsNameRef(nullSourceInfo, DEFINE_CLASS_FUNCTION_NAME),
        new JsNameRef(nullSourceInfo, barConstructorName));
    return defineClassInvocation.makeStmt();
  }

View Full Code Here

    JsFunction function = new JsFunction(sourceInfo, scope, name);
    function.setBody(new JsBlock(sourceInfo));
    statements.add(new JsExprStmt(sourceInfo, function));


    // Function invocation statement.
    statements.add(new JsInvocation(sourceInfo, new JsNameRef(sourceInfo, name)).makeStmt());


    // Verify that the illegal "-" character is translated.
    assertEquals("function package_info(){}\npackage_info();",
        rename(jsProgram, JsOutputOption.PRETTY, false));
    assertEquals("function package_info(){}\npackage_info();",

View Full Code Here

    code.append("}\n");
    String source = code.toString();


    List<JsNameRef> foundRefs = findJsniRefs("Foo", source);
    assertEquals(1, foundRefs.size());
    JsNameRef ref = foundRefs.get(0);
    SourceInfo info = ref.getSourceInfo();
    if (JSNI_PARSES_SOURCE_POSITION) {
      assertEquals(source.indexOf('@'), info.getStartPos());
    }
    assertEquals(3, info.getStartLine());
  }

View Full Code Here

      push(jsBlock);
    }


    @Override
    public void endVisit(JBreakStatement x, Context ctx) {
      JsNameRef labelRef = null;
      if (x.getLabel() != null) {
        JsLabel label = (JsLabel) pop(); // label
        labelRef = label.getName().makeRef();
      }
      push(new JsBreak(labelRef));

View Full Code Here

      push(new JsConditional(ifTest, thenExpr, elseExpr));
    }


    @Override
    public void endVisit(JContinueStatement x, Context ctx) {
      JsNameRef labelRef = null;
      if (x.getLabel() != null) {
        JsLabel label = (JsLabel) pop(); // label
        labelRef = label.getName().makeRef();
      }
      push(new JsContinue(labelRef));

View Full Code Here

        push(null);
        return;
      }


      JsExpression initializer = (JsExpression) pop(); // initializer
      JsNameRef localRef = (JsNameRef) pop(); // localRef


      JVariable target = x.getVariableRef().getTarget();
      if (target instanceof JField
          && ((JField) target).getLiteralInitializer() != null) {
        // Will initialize at top scope; no need to double-initialize.

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