ugly syntax supported (endif, endwhile endfor)

[phpeclipse.git] / net.sourceforge.phpeclipse / src / test / PHPParser.jj

diff --git a/net.sourceforge.phpeclipse/src/test/PHPParser.jj b/net.sourceforge.phpeclipse/src/test/PHPParser.jj
index 46fb115..2a86a45 100644 (file)
--- a/net.sourceforge.phpeclipse/src/test/PHPParser.jj
+++ b/net.sourceforge.phpeclipse/src/test/PHPParser.jj
@@ -202,7 +202,11 @@ public class PHPParser extends PHPParserSuperclass {
   }
 
   public void parse(String s) throws CoreException {
-    ReInit(new StringReader(s));
+    StringReader stream = new StringReader(s);
+    if (jj_input_stream == null) {
+      jj_input_stream = new SimpleCharStream(stream, 1, 1);
+    }
+    ReInit(stream);
     try {
       parse();
     } catch (ParseException e) {
@@ -356,6 +360,8 @@ MORE :
 | < TRUE: "true" >
 | < WHILE: "while" >
 | < ENDWHILE : "endwhile" >
+| <ENDIF : "endif" >
+| <ENDFOR : "endfor" >
 | <FOREACH : "foreach" >
 | <AS : "as" >
 }
@@ -487,6 +493,7 @@ MORE :
 | <LE: "<=" >
 | <GE: ">=" >
 | <NE: "!=" >
+| <DIF: "<>" >
 | <SC_OR: "||" >
 | <SC_AND: "&&" >
 | <INCR: "++" >
@@ -566,13 +573,17 @@ void ClassDeclaration() :
 {
   <CLASS> className = <IDENTIFIER> [ <EXTENDS> <IDENTIFIER> ]
   {
-    classDeclaration = new PHPClassDeclaration(currentSegment,className.image,pos);
-    currentSegment.add(classDeclaration);
-    currentSegment = classDeclaration;
+    if (currentSegment != null) {
+      classDeclaration = new PHPClassDeclaration(currentSegment,className.image,pos);
+      currentSegment.add(classDeclaration);
+      currentSegment = classDeclaration;
+    }
   }
   ClassBody()
   {
-    currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
+    if (currentSegment != null) {
+      currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
+    }
   }
 }
 
@@ -610,10 +621,18 @@ void FieldDeclaration() :
 }
 {
   <VAR> variableDeclaration = VariableDeclarator()
-  {currentSegment.add(variableDeclaration);}
+  {
+    if (currentSegment != null) {
+      currentSegment.add(variableDeclaration);
+    }
+  }
   ( <COMMA>
-    variableDeclaration = VariableDeclarator()
-    {currentSegment.add(variableDeclaration);}
+      variableDeclaration = VariableDeclarator()
+      {
+      if (currentSegment != null) {
+        currentSegment.add(variableDeclaration);
+      }
+      }
   )*
   try {
     <SEMICOLON>
@@ -777,12 +796,16 @@ void MethodDeclaration() :
 {
   <FUNCTION> functionDeclaration = MethodDeclarator()
   {
-    currentSegment.add(functionDeclaration);
-    currentSegment = functionDeclaration;
+    if (currentSegment != null) {
+      currentSegment.add(functionDeclaration);
+      currentSegment = functionDeclaration;
+    }
   }
   Block()
   {
-    currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
+    if (currentSegment != null) {
+      currentSegment = (PHPSegmentWithChildren) currentSegment.getParent();
+    }
   }
 }
 
@@ -1111,6 +1134,7 @@ String EqualityExpression() :
   {buff.append(expr);}
   (
   (   operator = <EQ>
+    | operator = <DIF>
     | operator = <NE>
     | operator = <BANGDOUBLEEQUAL>
     | operator = <TRIPLEEQUAL>
@@ -1562,7 +1586,11 @@ void IncludeStatement() :
 {
   <REQUIRE>
   expr = Expression()
-  {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require",pos,expr));}
+  {
+    if (currentSegment != null) {
+      currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require",pos,expr));
+    }
+  }
   try {
     (<SEMICOLON> | "?>")
   } catch (ParseException e) {
@@ -1573,7 +1601,11 @@ void IncludeStatement() :
 |
   <REQUIRE_ONCE>
   expr = Expression()
-  {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require_once",pos,expr));}
+  {
+    if (currentSegment != null) {
+      currentSegment.add(new PHPReqIncDeclaration(currentSegment, "require_once",pos,expr));
+    }
+  }
   try {
     (<SEMICOLON> | "?>")
   } catch (ParseException e) {
@@ -1584,7 +1616,11 @@ void IncludeStatement() :
 |
   <INCLUDE>
   expr = Expression()
-  {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include",pos,expr));}
+  {
+    if (currentSegment != null) {
+      currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include",pos,expr));
+    }
+  }
   try {
     (<SEMICOLON> | "?>")
   } catch (ParseException e) {
@@ -1595,7 +1631,11 @@ void IncludeStatement() :
 |
   <INCLUDE_ONCE>
   expr = Expression()
-  {currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include_once",pos,expr));}
+  {
+    if (currentSegment != null) {
+      currentSegment.add(new PHPReqIncDeclaration(currentSegment, "include_once",pos,expr));
+    }
+  }
   try {
     (<SEMICOLON> | "?>")
   } catch (ParseException e) {
@@ -1740,7 +1780,7 @@ void IfStatement() :
  */
 {}
 {
-  <IF> Condition("if") Statement() ( LOOKAHEAD(1) ElseIfStatement() )* [ LOOKAHEAD(1) <ELSE> Statement() ]
+  <IF> Condition("if") IfStatement0()
 }
 
 void Condition(String keyword) :
@@ -1763,6 +1803,39 @@ void Condition(String keyword) :
   }
 }
 
+void IfStatement0() :
+{}
+{
+  <COLON> (Statement())* (ElseIfStatementColon())* [ElseStatementColon()] <ENDIF>
+  try {
+    <SEMICOLON>
+  } catch (ParseException e) {
+    errorMessage = "';' expected 'endif' keyword";
+    errorLevel   = ERROR;
+    throw e;
+  }
+|
+  Statement() ( LOOKAHEAD(1) ElseIfStatement() )* [ LOOKAHEAD(1) <ELSE> Statement() ]
+}
+
+void ElseIfStatementColon() :
+{}
+{
+  <ELSEIF> Condition("elseif") <COLON> (Statement())*
+}
+
+void ElseStatement() :
+{}
+{
+  <ELSE> Statement()
+}
+
+void ElseStatementColon() :
+{}
+{
+  <ELSE> <COLON> (Statement())*
+}
+
 void ElseIfStatement() :
 {}
 {
@@ -1782,7 +1855,7 @@ void WhileStatement0() :
   try {
     (<SEMICOLON> | "?>")
   } catch (ParseException e) {
-    errorMessage = "';' expected";
+    errorMessage = "';' expected after 'endwhile' keyword";
     errorLevel   = ERROR;
     throw e;
   }
@@ -1812,7 +1885,19 @@ void ForeachStatement() :
 void ForStatement() :
 {}
 {
-  <FOR> <LPAREN> [ ForInit() ] <SEMICOLON> [ Expression() ] <SEMICOLON> [ ForUpdate() ] <RPAREN> Statement()
+  <FOR> <LPAREN> [ ForInit() ] <SEMICOLON> [ Expression() ] <SEMICOLON> [ ForUpdate() ] <RPAREN>
+    (
+      Statement()
+    |
+      <COLON> (Statement())* <ENDFOR>
+      try {
+        <SEMICOLON>
+      } catch (ParseException e) {
+        errorMessage = "';' expected 'endfor' keyword";
+        errorLevel   = ERROR;
+        throw e;
+      }
+    )
 }
 
 void ForInit() :