295 return block;
296 }
297
298 private static IfNode makeIfStateEquals(final int lineNumber, final long token, final int finish,
299 final int value, final Block pass, final Statement fail) {
300 return new IfNode(lineNumber, token, finish,
301 new BinaryNode(Token.recast(token, TokenType.EQ_STRICT),
302 GetSplitState.INSTANCE, intLiteral(value)),
303 pass,
304 fail == null ? null : new Block(NO_TOKEN, NO_FINISH, fail));
305 }
306
307 @Override
308 public boolean enterVarNode(final VarNode varNode) {
309 if (!inSplitNode()) {
310 return super.enterVarNode(varNode);
311 }
312 assert !varNode.isBlockScoped(); //TODO: we must handle these too, but we currently don't
313
314 final Expression init = varNode.getInit();
315 if (varNode.isAnonymousFunctionDeclaration()) {
316 // We ain't moving anonymous function declarations.
317 return super.enterVarNode(varNode);
318 }
319
320 // Move a declaration-only var statement to the top of the outermost function.
321 getCurrentFunctionState().varStatements.add(varNode.setInit(null));
322 // If it had an initializer, replace it with an assignment expression statement. Note that "var" is a
323 // statement, so it doesn't contribute to :return of the programs, therefore we are _not_ adding a
324 // ":return = ..." assignment around the original assignment.
325 if (init != null) {
326 final long token = Token.recast(varNode.getToken(), TokenType.ASSIGN);
327 new ExpressionStatement(varNode.getLineNumber(), token, varNode.getFinish(),
328 new BinaryNode(token, varNode.getName(), varNode.getInit())).accept(this);
329 }
330
331 return false;
332 }
333
334 @Override
335 public Node leaveBlock(final Block block) {
336 if (!artificialBlock) {
337 if (lc.isFunctionBody()) {
338 // Prepend declaration-only var statements to the top of the statement list.
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295 return block;
296 }
297
298 private static IfNode makeIfStateEquals(final int lineNumber, final long token, final int finish,
299 final int value, final Block pass, final Statement fail) {
300 return new IfNode(lineNumber, token, finish,
301 new BinaryNode(Token.recast(token, TokenType.EQ_STRICT),
302 GetSplitState.INSTANCE, intLiteral(value)),
303 pass,
304 fail == null ? null : new Block(NO_TOKEN, NO_FINISH, fail));
305 }
306
307 @Override
308 public boolean enterVarNode(final VarNode varNode) {
309 if (!inSplitNode()) {
310 return super.enterVarNode(varNode);
311 }
312 assert !varNode.isBlockScoped(); //TODO: we must handle these too, but we currently don't
313
314 final Expression init = varNode.getInit();
315
316 // Move a declaration-only var statement to the top of the outermost function.
317 getCurrentFunctionState().varStatements.add(varNode.setInit(null));
318 // If it had an initializer, replace it with an assignment expression statement. Note that "var" is a
319 // statement, so it doesn't contribute to :return of the programs, therefore we are _not_ adding a
320 // ":return = ..." assignment around the original assignment.
321 if (init != null) {
322 final long token = Token.recast(varNode.getToken(), TokenType.ASSIGN);
323 new ExpressionStatement(varNode.getLineNumber(), token, varNode.getFinish(),
324 new BinaryNode(token, varNode.getName(), varNode.getInit())).accept(this);
325 }
326
327 return false;
328 }
329
330 @Override
331 public Node leaveBlock(final Block block) {
332 if (!artificialBlock) {
333 if (lc.isFunctionBody()) {
334 // Prepend declaration-only var statements to the top of the statement list.
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