Examples of JsVars

com.google.gwt.dev.js.ast.JsVars
A JavaScript var statement.

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

       * Note: it's fine to use the same JS ident to represent two different
       * Java locals of the same name since they could never conflict with each
       * other in Java. We use the alreadySeen set to make sure we don't declare
       * the same-named local var twice.
       */
      JsVars vars = new JsVars();
      Set<String> alreadySeen = new HashSet<String>();
      for (int i = 0; i < locals.size(); ++i) {
        JsName name = names.get(x.locals.get(i));
        String ident = name.getIdent();
        if (!alreadySeen.contains(ident)) {
          alreadySeen.add(ident);
          vars.add(new JsVar(name));
        }
      }


      if (!vars.isEmpty()) {
        jsFunc.getBody().getStatements().add(0, vars);
      }


      push(jsFunc);
    }

View Full Code Here

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

      generateNullFunc(globalStmts);


      // Add a few things onto the beginning.


      // Reserve the "_" identifier.
      JsVars vars = new JsVars();
      vars.add(new JsVar(globalTemp));
      globalStmts.add(0, vars);


      // Long lits must go at the top, they can be constant field initializers.
      generateLongLiterals(vars);


      // Class objects, but only if there are any.
      if (x.getDeclaredTypes().contains(x.getTypeClassLiteralHolder())) {
        // TODO: perhaps they could be constant field initializers also?
        vars = new JsVars();
        generateClassLiterals(vars);
        if (!vars.isEmpty()) {
          globalStmts.add(vars);
        }
      }
    }

View Full Code Here

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

        expression = program.getUndefinedLiteral();
      }


    } else if (statement instanceof JsVars) {
      // Create a comma expression for variable initializers
      JsVars vars = (JsVars) statement;


      // Rely on comma expression cleanup to remove this later.
      expression = program.getNullLiteral();


      for (JsVar var : vars) {

View Full Code Here

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


      // The body can't be empty if we have local variables to create
      assert !statements.isEmpty();


      // Find or create the JsVars as the first statement
      JsVars vars;
      if (statements.get(0) instanceof JsVars) {
        vars = (JsVars) statements.get(0);
      } else {
        vars = new JsVars();
        statements.add(0, vars);
      }


      // Add all variables
      for (JsName name : newLocalVariables) {
        vars.add(new JsVar(name));
      }
    }

View Full Code Here

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

  }


  private JsVars mapVar(Node varNode) throws JsParserException {
    SourceInfo info = makeSourceInfo(varNode);
    pushSourceInfo(info);
    JsVars toVars = new JsVars(info);
    Node fromVar = varNode.getFirstChild();
    while (fromVar != null) {
      // 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);
        toVar.setInitExpr(toInit);
      }
      toVars.add(toVar);


      fromVar = fromVar.getNext();
    }


    popSourceInfo();

View Full Code Here

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

   */
  private static void createVars(JsProgram program, JsBlock block,
      Collection<JsStringLiteral> toCreate, Map<JsStringLiteral, JsName> names) {
    if (toCreate.size() > 0) {
      // Create the pool of variable names.
      JsVars vars = new JsVars(program.createSourceInfoSynthetic(
          JsStringInterner.class, "Interned string pool"));
      SourceInfo sourceInfo = program.createSourceInfoSynthetic(
          JsStringInterner.class, "Interned string assignment");
      for (JsStringLiteral literal : toCreate) {
        JsVar var = new JsVar(sourceInfo, names.get(literal));
        var.setInitExpr(literal);
        vars.add(var);
      }
      block.getStatements().add(0, vars);
    }
  }

View Full Code Here

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

            }
          }
        }


        if (stat instanceof JsVars) {
          JsVars vars = (JsVars) stat;
          for (JsVar var : vars) {
            JField field = map.nameToField(var.getName());
            if (field != null) {
              System.out.println(fullNameString(field));
            }

View Full Code Here

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

   * <code>alreadyLoadedPredicate</code>.
   */
  private JsStatement removeSomeVars(JsVars stat,
      LivenessPredicate currentLivenessPredicate,
      LivenessPredicate alreadyLoadedPredicate) {
    JsVars newVars = new JsVars(stat.getSourceInfo().makeChild(
        FragmentExtractor.class, "subsetting of interned values"));


    for (JsVar var : stat) {
      if (isLive(var, currentLivenessPredicate)
          && !isLive(var, alreadyLoadedPredicate)) {
        newVars.add(var);
      }
    }


    if (newVars.getNumVars() == stat.getNumVars()) {
      // no change
      return stat;
    }


    if (newVars.iterator().hasNext()) {
      /*
       * The new variables are non-empty; return them.
       */
      return newVars;
    } else {

View Full Code Here

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

      if (typeOracle.isInstantiatedType(x) && !program.isJavaScriptObject(x)) {
        generateClassSetup(x, globalStmts);
      }


      // setup fields
      JsVars vars = new JsVars();
      for (int i = 0; i < jsFields.size(); ++i) {
        JsNode node = jsFields.get(i);
        if (node instanceof JsVar) {
          vars.add((JsVar) node);
        } else {
          assert (node instanceof JsStatement);
          JsStatement stmt = (JsStatement) jsFields.get(i);
          globalStmts.add(stmt);
        }
      }
      if (!vars.isEmpty()) {
        globalStmts.add(vars);
      }
    }

View Full Code Here

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

        handleClinit(clinitFunc, null);
        globalStmts.add(clinitFunc.makeStmt());
      }


      // setup fields
      JsVars vars = new JsVars();
      for (int i = 0; i < jsFields.size(); ++i) {
        vars.add(jsFields.get(i));
      }
      if (!vars.isEmpty()) {
        globalStmts.add(vars);
      }
    }

View Full Code Here

0 1 2 3 4 5

TOP

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.