improved/refactored php syntax parser

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / PHPParser.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPParser.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPParser.java
index 7da9027..a1282df 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPParser.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpeclipse/phpeditor/PHPParser.java
@@ -1026,53 +1026,68 @@ public class PHPParser extends PHPKeywords {
   }
 
   public void phpParse(String s, int rowCount) throws CoreException {
-    // start up
-    try {
-      this.str = s;
-      if (s == null) {
-        if (phpList.size() != 0) {
-          this.str = ((PHPString) phpList.get(currentPHPString++)).getPHPString();
-        }
-      }
-      this.token = TT_EOF;
-      this.chIndx = 0;
-      this.rowCount = rowCount;
-      this.columnCount = 0;
-      this.phpEnd = false;
-      getNextToken();
-      if (token != TT_EOF && token != TT_UNDEFINED) {
-        statementList();
+    this.str = s;
+    if (s == null) {
+      if (phpList.size() != 0) {
+        this.str = ((PHPString) phpList.get(currentPHPString++)).getPHPString();
       }
-      if (token != TT_EOF && token != TT_UNDEFINED) {
-        if (token == TT_ARGCLOSE) {
-          throwSyntaxError("too many closing ')'; end-of-file not reached");
-        }
-        if (token == TT_LISTCLOSE) {
-          throwSyntaxError("too many closing '}'; end-of-file not reached");
-        }
-        if (token == TT_PARTCLOSE) {
-          throwSyntaxError("too many closing ']'; end-of-file not reached");
+    }
+    this.token = TT_EOF;
+    this.chIndx = 0;
+    this.rowCount = rowCount;
+    this.columnCount = 0;
+    this.phpEnd = false;
+    getNextToken();
+    do {
+      try {
+        if (token != TT_EOF && token != TT_UNDEFINED) {
+          statementList();
         }
+        if (token != TT_EOF && token != TT_UNDEFINED) {
+          if (token == TT_ARGCLOSE) { 
+            throwSyntaxError("Too many closing ')'; end-of-file not reached.");
+          }
+          if (token == TT_LISTCLOSE) {
+            throwSyntaxError("Too many closing '}'; end-of-file not reached.");
+          }
+          if (token == TT_PARTCLOSE) {
+            throwSyntaxError("Too many closing ']'; end-of-file not reached.");
+          }
 
-        if (token == TT_ARGOPEN) {
-          throwSyntaxError("read character '('; end-of-file not reached");
+          if (token == TT_ARGOPEN) {
+            throwSyntaxError("Read character '('; end-of-file not reached.");
+          }
+          if (token == TT_LISTOPEN) {
+            throwSyntaxError("Read character '{';  end-of-file not reached.");
+          }
+          if (token == TT_PARTOPEN) {
+            throwSyntaxError("Read character '[';  end-of-file not reached.");
+          }
+
+          throwSyntaxError("End-of-file not reached.");
         }
-        if (token == TT_LISTOPEN) {
-          throwSyntaxError("read character '{';  end-of-file not reached");
+        return;
+      } catch (SyntaxError err) {
+        if (s != null) {
+          throw err;
+        } else {
+          setMarker(err.getMessage(), err.getLine(), ERROR);
         }
-        if (token == TT_PARTOPEN) {
-          throwSyntaxError("read character '[';  end-of-file not reached");
+        // if an error occured, 
+        // try to find keywords 'class' or 'function'
+        // to parse the rest of the string
+        while (token != TT_EOF && token != TT_UNDEFINED) {
+          if (token == TT_class || token == TT_function) {
+            break;
+          }
+          getNextToken();
+        }
+        if (token == TT_EOF || token == TT_UNDEFINED) {
+          return;
         }
-
-        throwSyntaxError("end-of-file not reached");
-      }
-    } catch (SyntaxError err) {
-      if (s != null) {
-        throw err;
-      } else {
-        setMarker(err.getMessage(), err.getLine(), ERROR);
       }
     }
+    while (true);
   }
 
   private void statementList() throws CoreException {
@@ -2556,7 +2571,7 @@ public class PHPParser extends PHPKeywords {
         throwSyntaxError("Constant expected.");
     }
   }
-  
+
   /**
    * Call the php parse command ( php -l -f <filename> )
    * and create markers according to the external parser output
@@ -2579,7 +2594,7 @@ public class PHPParser extends PHPKeywords {
     } catch (CoreException e) {
     }
   }
-  
+
   /**
    * Create markers according to the external parser output
    */
@@ -2604,7 +2619,7 @@ public class PHPParser extends PHPKeywords {
       }
     }
   }
-  
+
   private static void scanLine(String output, IFile file, int indx, int brIndx) throws CoreException {
     String current;
     String outLineNumberString;