request 1152810, implementing formatting of array initializers

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / formatter / CodeFormatter.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/formatter/CodeFormatter.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/formatter/CodeFormatter.java
index b272fbd..30e0110 100644 (file)
--- a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/formatter/CodeFormatter.java
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/formatter/CodeFormatter.java
@@ -2,6 +2,7 @@
  * 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
  * 
@@ -23,15 +24,8 @@ import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
 import net.sourceforge.phpdt.core.compiler.InvalidInputException;
 import net.sourceforge.phpdt.internal.compiler.ConfigurableOption;
 import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
-import net.sourceforge.phpdt.internal.corext.codemanipulation.StubUtility;
-import net.sourceforge.phpdt.internal.corext.util.Strings;
 import net.sourceforge.phpdt.internal.formatter.impl.FormatterOptions;
 import net.sourceforge.phpdt.internal.formatter.impl.SplitLine;
-import net.sourceforge.phpdt.internal.ui.preferences.CodeFormatterPreferencePage;
-
-import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.formatter.IContentFormatterExtension;
-import org.eclipse.jface.text.formatter.IFormattingContext;
 
 /**
  * <h2>How to format a piece of code ?</h2>
@@ -166,15 +160,17 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
     , false /* nls */
     , false /* assert */
     , true, /* tokenizeStrings */
-    null, null); // regular scanner for forming lines
+    null, null, true /*taskCaseSensitive*/); // regular scanner for forming lines
     scanner.recordLineSeparator = true;
+    scanner.ignorePHPOneLiner = true;
     // to remind of the position of the beginning of the line.
     splitScanner = new Scanner(true /* comment */
     , true /* whitespace */
     , false /* nls */
     , false /* assert */
     , true, /* tokenizeStrings */
-    null, null);
+    null, null, true /*taskCaseSensitive*/);
+    splitScanner.ignorePHPOneLiner = true;
     // secondary scanner to split long lines formed by primary scanning
     // initialize current line buffer
     currentLineBuffer = new StringBuffer();
@@ -275,7 +271,7 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
       outputLine(currentString, false, currentLineIndentationLevel, 0, -1, null, 0);
     }
     int scannerSourceLength = scanner.source.length;
-    if (scannerSourceLength > 2) {
+    if ((scannerSourceLength > 2) && (scanner.startPosition < scannerSourceLength)) {
       if (scanner.source[scannerSourceLength - 1] == '\n' && scanner.source[scannerSourceLength - 2] == '\r') {
         formattedSource.append(options.lineSeparatorSequence);
         increaseGlobalDelta(options.lineSeparatorSequence.length - 2);
@@ -336,6 +332,8 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
     currentLineIndentationLevel += constructionsCount;
     // An InvalidInputException exception might cause the termination of this
     // loop.
+    int arrayDeclarationCount=0;
+       int[] arrayDeclarationParenthesis=new int[10];
     try {
       while (true) {
         // Get the next token. Catch invalid input and output it
@@ -370,11 +368,23 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
           }
           token = 0;
         }
-        if (token == Scanner.TokenNameEOF)
+        if (token == Scanner.TokenNameEOF) {
           break;
-        if (token == Scanner.TokenNameHEREDOC || token == Scanner.TokenNameINLINE_HTML) {
+        } else if (token == Scanner.TokenNameHEREDOC) {
+          // no indentation for heredocs and HTML !
+          outputCurrentTokenWithoutIndent(Scanner.TokenNameHEREDOC, 0);
+          continue;
+        } else if (token == Scanner.TokenNameINLINE_HTML) {
           // no indentation for heredocs and HTML !
-          outputCurrentTokenWithoutIndent(Scanner.TokenNameHEREDOC);
+          int newLineCount = 1;
+          if (scanner.startPosition==0) {
+            newLineCount = 0;
+          }
+          outputCurrentTokenWithoutIndent(Scanner.TokenNameINLINE_HTML, newLineCount);
+          int srcLen = scanner.source.length;
+          if (scanner.currentPosition < srcLen-1) {
+            newLine(1);
+          }
           continue;
         }
         /*
@@ -667,9 +677,26 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
           else
             openParenthesis[0]++;
           pendingSpace = false;
+          // recognize array declaration for nice output
+          if (previousCompilableToken == TokenNamearray) {
+                       arrayDeclarationCount++;
+                       arrayDeclarationParenthesis[arrayDeclarationCount]=openParenthesis[openParenthesisCount];
+                       indentationLevel++;
+                       pendingNewLines=1;
+          }
           //S }
           break;
         case TokenNameRPAREN:
+            // check for closing array declaration
+            if (arrayDeclarationCount>0) {
+               if (arrayDeclarationParenthesis[arrayDeclarationCount]==openParenthesis[openParenthesisCount]) {
+                       newLine(1);
+                       indentationLevel--;
+                       currentLineIndentationLevel = indentationLevel;
+                    pendingNewLines = 0;
+                       arrayDeclarationCount--;
+               }
+            }
           // Decrease the parenthesis count
           // if there is no more unclosed parenthesis,
           // a new line and indent may be append (depending on the next
@@ -758,6 +785,11 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
           pendingSpace = false;
           break;
         case TokenNameCOMMA:
+          pendingSpace = false;
+          if (arrayDeclarationCount>0) {
+                 pendingNewLines=1;
+          }
+          break;
         case TokenNameDOT:
           pendingSpace = false;
           break;
@@ -782,7 +814,7 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
         case TokenNameMINUS_MINUS:
           // Do not put a space between a post-increment/decrement
           // and the identifier being modified.
-          if (previousToken == TokenNameIdentifier || previousToken == TokenNameRBRACKET) {
+          if (previousToken == TokenNameIdentifier || previousToken == TokenNameRBRACKET || previousToken == TokenNameVariable) {
             pendingSpace = false;
           }
           break;
@@ -1449,8 +1481,8 @@ public class CodeFormatter implements ITerminalSymbols, ICodeFormatter {
     }
   }
 
-  private void outputCurrentTokenWithoutIndent(int token) {
-    newLine(0);
+  private void outputCurrentTokenWithoutIndent(int token, int newLineCount) {
+    newLine(newLineCount);
     formattedSource.append(scanner.source, scanner.startPosition, scanner.currentPosition - scanner.startPosition);
   }