feature request 1245255, no uninitialized variable warning for functions with referen...

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / compiler / parser / UninitializedVariableHandler.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/UninitializedVariableHandler.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/UninitializedVariableHandler.java
new file mode 100644 (file)
index 0000000..f19dd61
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/compiler/parser/UninitializedVariableHandler.java
@@ -0,0 +1,54 @@
+package net.sourceforge.phpdt.internal.compiler.parser;
+
+import java.util.ArrayList;
+
+public class UninitializedVariableHandler {
+
+       private class Function {
+               private int count;
+               private String name;
+
+               public Function(String name, int count) {
+                       this.name=name;
+                       this.count=count;
+               }
+       }
+
+       private String functionName=null;
+       private int argumentCount=0;
+       private ArrayList functions=new ArrayList();
+
+       public UninitializedVariableHandler() {
+               add("ereg",3);
+               add("eregi",3);
+               add("fsockopen",3);
+               add("preg_match",3);
+               add("preg_match_all",3);
+               add("preg_replace",5);
+               add("preg_replace_callback",5);
+       }
+
+       private void add(String name, int countFrom) {
+               functions.add(new Function(name,countFrom));
+       }
+
+       protected boolean reportError() {
+               if (functionName!=null) {
+                       for (int i=0; i<functions.size();i++) {
+                               Function function=(Function) functions.get(i);
+                               if (functionName.equalsIgnoreCase(function.name) && argumentCount>=function.count) {
+                                       return false;
+                               }
+                       }
+               }
+               return true;
+       }
+
+       public void setFunctionName(String functionName) {
+               this.functionName=functionName;
+       }
+
+       public void incrementArgumentCount() {
+               argumentCount++;
+       }
+}