a lot of fixes

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / ast / IfStatement.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/IfStatement.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/IfStatement.java
index c61c049..cb6c88b 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/IfStatement.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/ast/IfStatement.java
@@ -49,7 +49,9 @@ public class IfStatement extends Statement {
     final StringBuffer buff = new StringBuffer(tabString(tab));
     buff.append("if (");//$NON-NLS-1$
     buff.append(condition.toStringExpression()).append(") ");//$NON-NLS-1$
-    buff.append(statement.toString(tab + 1));
+    if (statement != null) {
+      buff.append(statement.toString(tab + 1));
+    }
     for (int i = 0; i < elseifs.length; i++) {
       buff.append(elseifs[i].toString(tab + 1));
       buff.append("\n");//$NON-NLS-1$
@@ -68,7 +70,9 @@ public class IfStatement extends Statement {
   public List getOutsideVariable() {
     final ArrayList list = new ArrayList();
     list.addAll(condition.getOutsideVariable()); // todo: check if unuseful
-    list.addAll(statement.getOutsideVariable());
+    if (statement != null) {
+      list.addAll(statement.getOutsideVariable());
+    }
     for (int i = 0; i < elseifs.length; i++) {
       list.addAll(elseifs[i].getOutsideVariable());
     }
@@ -85,7 +89,9 @@ public class IfStatement extends Statement {
   public List getModifiedVariable() {
     final ArrayList list = new ArrayList();
     list.addAll(condition.getModifiedVariable());
-    list.addAll(statement.getModifiedVariable());
+    if (statement != null) {
+      list.addAll(statement.getModifiedVariable());
+    }
     for (int i = 0; i < elseifs.length; i++) {
       list.addAll(elseifs[i].getModifiedVariable());
     }
@@ -102,7 +108,9 @@ public class IfStatement extends Statement {
   public List getUsedVariable() {
     final ArrayList list = new ArrayList();
     list.addAll(condition.getUsedVariable());
-    list.addAll(statement.getUsedVariable());
+    if (statement != null) {
+      list.addAll(statement.getUsedVariable());
+    }
     for (int i = 0; i < elseifs.length; i++) {
       list.addAll(elseifs[i].getUsedVariable());
     }