Examples of JsCatch

com.google.gwt.dev.js.ast.JsCatch
Represents a JavaScript catch clause.

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

    while (fromCatchNode != null) {
      assert (fromCatchNode.getType() == TokenStream.CATCH);
      // Map the catch variable.
      //
      Node fromCatchVarName = fromCatchNode.getFirstChild();
      JsCatch catchBlock = new JsCatch(makeSourceInfo(fromCatchNode),
          getScope(), fromCatchVarName.getString());


      // Pre-advance to the next catch block, if any.
      // We do this here to decide whether or not this is the last one.
      //
      fromCatchNode = fromCatchNode.getNext();


      // Map the condition, with a little fixup based on whether or not
      // this is the last catch block.
      //
      Node fromCondition = fromCatchVarName.getNext();
      JsExpression toCondition = mapExpression(fromCondition);
      catchBlock.setCondition(toCondition);
      if (fromCatchNode == null) {
        if (toCondition instanceof JsBooleanLiteral) {
          if (((JsBooleanLiteral) toCondition).getValue()) {
            // Actually, this is an unconditional catch block.
            // Indicate that by nulling the condition.
            //
            catchBlock.setCondition(null);
          }
        }
      }


      // Map the catch body.
      //
      Node fromCatchBody = fromCondition.getNext();
      pushScope(catchBlock.getScope(), catchBlock.getSourceInfo());
      catchBlock.setBody(mapBlock(fromCatchBody));
      popScope();


      // Attach it.
      //
      toTry.getCatches().add(catchBlock);

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


        // Manual traversal
        accept(x.getTryBlock());


        if (x.getCatches().isEmpty()) {
          JsCatch c = makeSyntheticCatchBlock(x);
          x.getCatches().add(c);
        }
        assert x.getCatches().size() >= 1;
        acceptList(x.getCatches());

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

       * catch (e) { e = caught(e); throw e; }
       */
      SourceInfo info = x.getSourceInfo().makeChild(JsStackEmulator.class,
          "Synthetic catch block to fix stack depth");


      JsCatch c = new JsCatch(info, currentFunction.getScope(), "e");
      JsName paramName = c.getParameter().getName();


      // caught(e)
      JsInvocation caughtCall = new JsInvocation(info);
      caughtCall.setQualifier(caughtFunction.getName().makeRef(info));
      caughtCall.getArguments().add(paramName.makeRef(info));


      // e = caught(e)
      JsBinaryOperation asg = new JsBinaryOperation(info, JsBinaryOperator.ASG,
          paramName.makeRef(info), caughtCall);


      // throw e
      JsThrow throwStatement = new JsThrow(info, paramName.makeRef(info));


      JsBlock body = new JsBlock(info);
      body.getStatements().add(asg.makeStmt());
      body.getStatements().add(throwStatement);
      c.setBody(body);
      return c;
    }

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

      List<JLocalRef> catchArgs = x.getCatchArgs();
      List<JBlock> catchBlocks = x.getCatchBlocks();
      for (int i = 0, c = catchArgs.size(); i < c; ++i) {
        JLocalRef arg = catchArgs.get(i);
        JBlock catchBlock = catchBlocks.get(i);
        JsCatch jsCatch = new JsCatch(x.getSourceInfo(), peek(),
            arg.getTarget().getName());
        JsParameter jsParam = jsCatch.getParameter();
        names.put(arg.getTarget(), jsParam.getName());
        catchMap.put(catchBlock, jsCatch);


        push(jsCatch.getScope());
        accept(catchBlock);
        pop();
      }


      // TODO: normalize this so it's never null?

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

      int size = x.getCatchArgs().size();
      assert (size < 2 && size == x.getCatchBlocks().size());
      if (size == 1) {
        JsBlock catchBlock = (JsBlock) pop(); // catchBlocks
        pop(); // catchArgs
        JsCatch jsCatch = catchMap.get(x.getCatchBlocks().get(0));
        jsCatch.setBody(catchBlock);
        jsTry.getCatches().add(jsCatch);
      }


      jsTry.setTryBlock((JsBlock) pop()); // tryBlock

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

          JsInvocation entryCall = new JsInvocation(sourceInfo);
          entryCall.setQualifier(call);
          callBlock.getStatements().add(entryCall.makeStmt());
        }
      }
      JsCatch jsCatch = new JsCatch(sourceInfo, fnScope, "e");
      jsTry.getCatches().add(jsCatch);
      JsBlock catchBlock = new JsBlock(sourceInfo);
      jsCatch.setBody(catchBlock);
      JsInvocation errCall = new JsInvocation(sourceInfo);
      catchBlock.getStatements().add(errCall.makeStmt());
      errCall.setQualifier(errFn.makeRef(sourceInfo));
      errCall.getArguments().add(modName.makeRef(sourceInfo));
    }

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

      int size = x.getCatchArgs().size();
      assert (size < 2 && size == x.getCatchBlocks().size());
      if (size == 1) {
        JsBlock catchBlock = (JsBlock) pop(); // catchBlocks
        pop(); // catchArgs
        JsCatch jsCatch = (JsCatch) catchMap.get(x.getCatchBlocks().get(0));
        jsCatch.setBody(catchBlock);
        jsTry.getCatches().add(jsCatch);
      }


      jsTry.setTryBlock((JsBlock) pop()); // tryBlock

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

          JsInvocation call = new JsInvocation();
          call.setQualifier(func.getName().makeRef());
          callBlock.getStatements().add(call.makeStmt());
        }
      }
      JsCatch jsCatch = new JsCatch(fnScope, "e");
      jsTry.getCatches().add(jsCatch);
      JsBlock catchBlock = new JsBlock();
      jsCatch.setBody(catchBlock);
      JsInvocation errCall = new JsInvocation();
      catchBlock.getStatements().add(errCall.makeStmt());
      errCall.setQualifier(errFn.makeRef());
      errCall.getArguments().add(modName.makeRef());
    }

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

      List catchArgs = x.getCatchArgs();
      List catchBlocks = x.getCatchBlocks();
      for (int i = 0, c = catchArgs.size(); i < c; ++i) {
        JLocalRef arg = (JLocalRef) catchArgs.get(i);
        JBlock catchBlock = (JBlock) catchBlocks.get(i);
        JsCatch jsCatch = new JsCatch(peek(), arg.getTarget().getName());
        JsParameter jsParam = jsCatch.getParameter();
        names.put(arg.getTarget(), jsParam.getName());
        catchMap.put(catchBlock, jsCatch);


        push(jsCatch.getScope());
        accept(catchBlock);
        pop();
      }


      // TODO: normalize this so it's never null?

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

      List<JLocalRef> catchArgs = x.getCatchArgs();
      List<JBlock> catchBlocks = x.getCatchBlocks();
      for (int i = 0, c = catchArgs.size(); i < c; ++i) {
        JLocalRef arg = catchArgs.get(i);
        JBlock catchBlock = catchBlocks.get(i);
        JsCatch jsCatch = new JsCatch(x.getSourceInfo(), peek(), arg.getTarget().getName());
        JsParameter jsParam = jsCatch.getParameter();
        names.put(arg.getTarget(), jsParam.getName());
        catchMap.put(catchBlock, jsCatch);


        push(jsCatch.getScope());
        accept(catchBlock);
        pop();
      }


      // TODO: normalize this so it's never null?

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