Fixed bug that expression:

zhourenjian · zhourenjian · commit f439dccc5e95 · 2009-12-01T16:00:30.000Z
String s = isOK ? "" : " error";
will get compiled into 
var s=isOK?"" : "error";
in which, the space before "error" gets trimmed.
diff --git a/sources/net.sf.j2s.core/src/net/sf/j2s/core/compiler/RegExCompress.java b/sources/net.sf.j2s.core/src/net/sf/j2s/core/compiler/RegExCompress.java
@@ -64,8 +64,8 @@ public static String regexCompress(String str) {
 			cssCodes = str.substring(idx1, idx2);
 			str = str.substring(0, idx1) + specialFunKey + str.substring(idx2);
 		}
-		String regEx = "('[^\\n\\r]*[^\\\\]')|" + // 1:1
-				"(\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 1:3
+		String regEx = "(''|'[^\\n\\r]*[^\\\\]')|" + // 1:1
+				"(\"\"|\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 1:3
 				"(\\/\\/[^\\n\\r]*[\\n\\r])|" + // 1:4
 				"(\\/\\*[^*]*\\*+([^\\/][^*]*\\*+)*\\/)|" + // 2:5,6
 				"(\\s+(\\/[^\\/\\n\\r\\*][^\\/\\n\\r]*\\/[gim]*))|" + // 2:7,8
@@ -102,15 +102,15 @@ public static String regexCompress2(String str) {
 			} else {
 				break;
 			}
-			}
+		}
 		String specialFunKey = "@324@();\r\n";
 		if (ignoreCSS) {
 			cssCodes = str.substring(idx1, idx2);
 			str = str.substring(0, idx1) + specialFunKey + str.substring(idx2);
 		}
 		String whiteSpace = "[ \\f\\t\\v]";
-		String regEx = "('[^\\n\\r]*[^\\\\]')|" + // 1:1
-				"(\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 2:2,3
+		String regEx = "(''|'[^\\n\\r]*[^\\\\]')|" + // 1:1
+				"(\"\"|\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 2:2,3
 				"(\\/\\/[^\\n\\r]*[\\n\\r])|" + // 1:4 // line comments
 				"(\\/\\*[^*]*\\*+([^\\/][^*]*\\*+)*\\/)|" + // 2:5,6 // block comments
 				"(" + whiteSpace + "+(\\/[^\\/\\n\\r\\*][^\\/\\n\\r]*\\/[gim]*))|" + // 2:7,8 // regular expression
diff --git a/sources/net.sf.j2s.lib/src/net/sf/j2s/lib/build/RegExCompress.java b/sources/net.sf.j2s.lib/src/net/sf/j2s/lib/build/RegExCompress.java
@@ -119,8 +119,8 @@ public static String regexCompress(String str) {
 			cssCodes = str.substring(idx1, idx2);
 			str = str.substring(0, idx1) + specialFunKey + str.substring(idx2);
 		}
-		String regEx = "('[^\\n\\r]*[^\\\\]')|" + // 1:1
-				"(\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 1:3
+		String regEx = "(''|'[^\\n\\r]*[^\\\\]')|" + // 1:1
+				"(\"\"|\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 1:3
 				"(\\/\\/[^\\n\\r]*[\\n\\r])|" + // 1:4
 				"(\\/\\*[^*]*\\*+([^\\/][^*]*\\*+)*\\/)|" + // 2:5,6
 				"(\\s+(\\/[^\\/\\n\\r\\*][^\\/\\n\\r]*\\/[gim]*))|" + // 2:7,8
@@ -164,8 +164,8 @@ public static String regexCompress2(String str) {
 			str = str.substring(0, idx1) + specialFunKey + str.substring(idx2);
 		}
 		String whiteSpace = "[ \\f\\t\\v]";
-		String regEx = "('[^\\n\\r]*[^\\\\]')|" + // 1:1
-				"(\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 2:2,3
+		String regEx = "(''|'[^\\n\\r]*[^\\\\]')|" + // 1:1
+				"(\"\"|\"([^\\n\\r\\\"]|\\\\\\\")*[^\\\\]\")|" + // 2:2,3
 				"(\\/\\/[^\\n\\r]*[\\n\\r])|" + // 1:4 // line comments
 				"(\\/\\*[^*]*\\*+([^\\/][^*]*\\*+)*\\/)|" + // 2:5,6 // block comments
 				"(" + whiteSpace + "+(\\/[^\\/\\n\\r\\*][^\\/\\n\\r]*\\/[gim]*))|" + // 2:7,8 // regular expression
