JDT codeassist module, nothing changed yet

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / codeassist / complete / CompletionOnMessageSend.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnMessageSend.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnMessageSend.java
new file mode 100644 (file)
index 0000000..0882c74
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/codeassist/complete/CompletionOnMessageSend.java
@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2001, 2002 International Business Machines Corp. and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v0.5 
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v05.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ ******************************************************************************/
+package net.sourceforge.phpdt.internal.codeassist.complete;
+
+/*
+ * Completion node build by the parser in any case it was intending to
+ * reduce a message send containing the cursor.
+ * e.g.
+ *
+ *     class X {
+ *    void foo() {
+ *      this.bar(1, 2, [cursor]
+ *    }
+ *  }
+ *
+ *     ---> class X {
+ *         void foo() {
+ *           <CompleteOnMessageSend:this.bar(1, 2)>
+ *         }
+ *       }
+ *
+ * The source range is always of length 0.
+ * The arguments of the message send are all the arguments defined
+ * before the cursor.
+ */
+
+import net.sourceforge.phpdt.internal.compiler.ast.*;
+import net.sourceforge.phpdt.internal.compiler.lookup.*;
+
+public class CompletionOnMessageSend extends MessageSend {
+
+       public TypeBinding resolveType(BlockScope scope) {
+               if (receiver == ThisReference.ThisImplicit)
+                       throw new CompletionNodeFound(this, null, scope);
+
+               TypeBinding receiverType = receiver.resolveType(scope);
+               if (receiverType == null || receiverType.isBaseType())
+                       throw new CompletionNodeFound();
+
+               if (receiverType.isArrayType())
+                       receiverType = scope.getJavaLangObject();
+               throw new CompletionNodeFound(this, receiverType, scope);
+       }
+
+       public String toStringExpression() {
+
+               String s = "<CompleteOnMessageSend:"; //$NON-NLS-1$
+               if (receiver != ThisReference.ThisImplicit)
+                       s = s + receiver.toStringExpression() + "."; //$NON-NLS-1$
+               s = s + new String(selector) + "("; //$NON-NLS-1$
+               if (arguments != null) {
+                       for (int i = 0; i < arguments.length; i++) {
+                               s += arguments[i].toStringExpression();
+                               if (i != arguments.length - 1) {
+                                       s += ", "; //$NON-NLS-1$
+                               }
+                       };
+               }
+               s = s + ")>"; //$NON-NLS-1$
+               return s;
+       }
+}
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