Examples of JsName


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

      if (fromIter.getType() == TokenStream.VAR) {
        // A named iterator var.
        //
        Node fromIterVarName = fromIter.getFirstChild();
        String fromName = fromIterVarName.getString();
        JsName toName = getScope().declareName(fromName);
        toForIn = new JsForIn(makeSourceInfo(forNode), toName);
        Node fromIterInit = fromIterVarName.getFirstChild();
        if (fromIterInit != null) {
          // That has an initializer expression (useful only for side effects).
          //
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Examples of com.google.gwt.dev.js.ast.JsName

    Node fromBodyNode = fnNode.getFirstChild().getNext().getNext();

    // Decide the function's name, if any.
    //
    String fromFnName = fromFnNameNode.getString();
    JsName toFnName = null;
    if (fromFnName != null && fromFnName.length() > 0) {
      toFnName = getScope().declareName(fromFnName);
    }

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

    }
  }

  private JsLabel mapLabel(Node labelNode) throws JsParserException {
    String fromName = labelNode.getFirstChild().getString();
    JsName toName = getScope().declareName(fromName);
    Node fromStmt = labelNode.getFirstChild().getNext();
    JsLabel toLabel = new JsLabel(makeSourceInfo(labelNode), toName);
    toLabel.setStmt(mapStatement(fromStmt));
    return toLabel;
  }
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Examples of com.google.gwt.dev.js.ast.JsName

      // Use a conservative name allocation strategy that allocates all names
      // from the function's scope, even the names of properties in field
      // literals.
      //
      String fromName = fromVar.getString();
      JsName toName = getScope().declareName(fromName);
      JsVars.JsVar toVar = new JsVars.JsVar(makeSourceInfo(fromVar), toName);

      Node fromInit = fromVar.getFirstChild();
      if (fromInit != null) {
        JsExpression toInit = mapExpression(fromInit);
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Examples of com.google.gwt.dev.js.ast.JsName

    /**
     * Replace JsStringLiteral instances with JsNameRefs.
     */
    @Override
    public boolean visit(JsStringLiteral x, JsContext<JsExpression> ctx) {
      JsName name = toCreate.get(x);
      if (name == null) {
        String ident = PREFIX + lastId++;
        name = scope.declareName(ident);
        toCreate.put(x, name);
      }

      Integer currentAssignment = fragmentAssignment.get(x);
      if (currentAssignment == null) {
        // Assign the JsName to the current program fragment
        fragmentAssignment.put(x, currentFragment);

      } else if (currentAssignment != currentFragment) {
        // See if we need to move the assignment to a common ancestor
        assert program != null : "JsStringInterner cannot be used with "
            + "fragmented JsProgram without an accompanying JProgram";

        int newAssignment = program.lastFragmentLoadingBefore(currentFragment,
            currentAssignment);
        if (newAssignment != currentAssignment) {
          // Assign the JsName to the common ancestor
          fragmentAssignment.put(x, newAssignment);
        }
      }

      ctx.replaceMe(name.makeRef(x.getSourceInfo().makeChild(
          JsStringInterner.class, "Interned reference")));

      return false;
    }
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Examples of com.google.gwt.dev.js.ast.JsName

      return;
    }

    // Visit all my idents.
    for (Iterator<JsName> it = scope.getAllNames(); it.hasNext();) {
      JsName name = it.next();
      if (!name.isObfuscatable()) {
        // Unobfuscatable names become themselves.
        name.setShortIdent(name.getIdent());
        continue;
      }

      String newIdent = name.getShortIdent();
      if (!isLegal(scope, childIdents, newIdent)) {
        String checkIdent;
       
        // Start searching using a suffix hint stored in the scope.
        // We still do a search in case there is a collision with
        // a user-provided identifier
        Integer s = startIdent.get(newIdent);
        int suffix = (s == null) ? 0 : s.intValue();
        do {
          checkIdent = newIdent + "_" + suffix++;
        } while (!isLegal(scope, childIdents, checkIdent));
        startIdent.put(newIdent, suffix);
        name.setShortIdent(checkIdent);
      } else {
        // nothing to do; the short name is already good
      }
      childIdents.add(name.getShortIdent());
    }
    myChildIdents.addAll(childIdents);
    childIdents = myChildIdents;
  }
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Examples of com.google.gwt.dev.js.ast.JsName

        /*
         * Eliminate the pattern (localVar = expr, localVar). This tends to
         * occur when a method interacted with pruned fields or had statements
         * removed.
         */
        JsName assignmentRef = null;
        JsExpression expr = null;
        JsName returnRef = null;

        if (x.getArg1() instanceof JsBinaryOperation) {
          JsBinaryOperation op = (JsBinaryOperation) x.getArg1();
          if (op.getOperator() == JsBinaryOperator.ASG
              && op.getArg1() instanceof JsNameRef) {
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Examples of com.google.gwt.dev.js.ast.JsName

      }
    }

    @Override
    public void endVisit(JsNameRef x, JsContext<JsExpression> ctx) {
      JsName name = x.getName();

      if (!toEvaluate.contains(name)) {
        return;
      }
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Examples of com.google.gwt.dev.js.ast.JsName

      }

      // Perform the name replacement
      NameRefReplacerVisitor v = new NameRefReplacerVisitor(x, invokedFunction);
      for (ListIterator<JsName> nameIterator = localVariableNames.listIterator(); nameIterator.hasNext();) {
        JsName name = nameIterator.next();

        /*
         * Find an unused identifier in the caller's scope. It's possible that
         * the same function has been inlined in multiple places within the
         * function so we'll use a counter for disambiguation.
         */
        String ident;
        String base = invokedFunction.getName() + "_" + name.getIdent();
        JsScope scope = callerFunction.getScope();
        HashMap<String, Integer> startIdent = startIdentForScope.get(scope);
        if (startIdent == null) {
          startIdent = new HashMap<String, Integer>();
          startIdentForScope.put(scope, startIdent);
        }

        Integer s = startIdent.get(base);
        int suffix = (s == null) ? 0 : s.intValue();
        do {
          ident = base + "_" + suffix++;
        } while (scope.findExistingName(ident) != null);
        startIdent.put(base, suffix);

        JsName newName = scope.declareName(ident, name.getShortIdent());
        v.setReplacementName(name, newName);
        nameIterator.set(newName);
      }
      op = v.accept(op);

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

    private boolean isParameter(JsNameRef ref) {
      if (ref.getQualifier() != null) {
        return false;
      }

      JsName name = ref.getName();
      return parameterNames.contains(name);
    }
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