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

com.google.gwt.dev.js.ast.JsFunction
Represents a JavaScript function expression.

  private static class InvocationCountingVisitor extends JsVisitor {
    private final Map<JsFunction, Integer> invocationCount = new IdentityHashMap<JsFunction, Integer>();


    @Override
    public void endVisit(JsInvocation x, JsContext<JsExpression> ctx) {
      JsFunction function = isFunction(x.getQualifier());
      if (function != null) {
        Integer count = invocationCount.get(function);
        if (count == null) {
          count = 1;
        } else {

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       * 
       * function a() { function b() { a(); } b(); }
       * 
       * in the case that we generally allow nested functions to be inlinable.
       */
      JsFunction f = isFunction(x.getQualifier());
      if (functionStack.contains(f)) {
        recursive.add(f);
      }
    }

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      if (!x.getOperator().equals(JsBinaryOperator.ASG)) {
        return;
      }


      JsFunction f = isFunction(x.getArg1());
      if (f != null) {
        redefined.add(f);
      }
    }

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       */
      if (newMethod.isNative()) {
        // For natives, we also need to create the JsParameter for this$static,
        // because the jsFunc already has parameters.
        // TODO: Do we really need to do that in BuildTypeMap?
        JsFunction jsFunc = ((JsniMethodBody) movedBody).getFunc();
        JsName paramName = jsFunc.getScope().declareName("this$static");
        jsFunc.getParameters().add(0, new JsParameter(paramName));
        RewriteJsniMethodBody rewriter = new RewriteJsniMethodBody(paramName);
        // Accept the body to avoid the recursion blocker.
        rewriter.accept(jsFunc.getBody());
      } else {
        RewriteMethodBody rewriter = new RewriteMethodBody(thisParam, varMap);
        rewriter.accept(movedBody);
      }

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      SourceInfo jsInfo,
      JsProgram jsProgram) throws Exception {
    List<JsStatement> result =
        JsParser.parse(jsInfo, jsProgram.getScope(), new StringReader(functionSource));
    JsExprStmt jsExprStmt = (JsExprStmt) result.get(0);
    JsFunction func = (JsFunction) jsExprStmt.getExpression();
    return func != null ? new JsniMethodImpl(name, func) : null;
  }

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    @Override
    protected void processMethod(TypeDeclaration typeDecl,
        AbstractMethodDeclaration method, String enclosingType,
        String loc) {
      JsFunction jsFunction = parseJsniFunction(method, source, enclosingType,
          loc, jsProgram);
      if (jsFunction != null) {
        String jsniSignature = getJsniSignature(enclosingType, method);
        jsniMethods.put(method, new JsniMethodImpl(jsniSignature,
            jsFunction));

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        int size = jsniMethods.size();
        dos.writeInt(size);
        if (size > 0) {
          for (JsniMethod jsniMethod : jsniMethods) {
            dos.writeUTF(jsniMethod.name());
            JsFunction function = jsniMethod.function();
            SourceInfo sourceInfo = function.getSourceInfo();
            dos.writeInt(sourceInfo.getStartPos());
            dos.writeInt(sourceInfo.getEndPos());
            dos.writeInt(sourceInfo.getStartLine());
            dos.writeUTF(function.toSource());
          }
        }
      }
      // Method lookup
      {

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    }


    // Create it, and set the params.
    //
    SourceInfo fnSourceInfo = makeSourceInfo(fnNode);
    JsFunction toFn = new JsFunction(fnSourceInfo, getScope(), toFnName);


    // Creating a function also creates a new scope, which we push onto
    // the scope stack.
    //
    pushScope(toFn.getScope(), fnSourceInfo);


    while (fromParamNode != null) {
      String fromParamName = fromParamNode.getString();
      // should this be unique? I think not since you can have dup args.
      JsName paramName = toFn.getScope().declareName(fromParamName);
      toFn.getParameters().add(new JsParameter(fnSourceInfo, paramName));
      fromParamNode = fromParamNode.getNext();
    }


    // Map the function's body.
    //
    JsBlock toBody = mapBlock(fromBodyNode);
    toFn.setBody(toBody);


    // Pop the new function's scope off of the scope stack.
    //
    popScope();

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   * Gets the body of a JSNI method, with Java refs escaped for hosted mode
   * injection.
   */
  public static String getJavaScriptForHostedMode(TreeLogger logger,
      DispatchIdOracle dispatchInfo, JsniMethod jsniMethod) {
    JsFunction func = jsniMethod.function();
    if (func == null) {
      return null;
    }
    return generateJavaScriptForHostedMode(dispatchInfo, jsniMethod.program(),
        func.getBody());
  }

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    }


    // Rip the body out of the parsed function and attach the JavaScript
    // AST to the method.
    //
    JsFunction fn = (JsFunction) ((JsExprStmt) stmts.get(0)).getExpression();
    return fn;
  }

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