src/3rdparty/webkit/JavaScriptCore/runtime/RegExpPrototype.cpp
changeset 0 1918ee327afb
child 30 5dc02b23752f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/3rdparty/webkit/JavaScriptCore/runtime/RegExpPrototype.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,120 @@
+/*
+ *  Copyright (C) 1999-2000 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2003, 2007, 2008 Apple Inc. All Rights Reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ */
+
+#include "config.h"
+#include "RegExpPrototype.h"
+
+#include "ArrayPrototype.h"
+#include "Error.h"
+#include "JSArray.h"
+#include "JSFunction.h"
+#include "JSObject.h"
+#include "JSString.h"
+#include "JSValue.h"
+#include "ObjectPrototype.h"
+#include "PrototypeFunction.h"
+#include "RegExpObject.h"
+#include "RegExp.h"
+
+namespace JSC {
+
+ASSERT_CLASS_FITS_IN_CELL(RegExpPrototype);
+
+static JSValue JSC_HOST_CALL regExpProtoFuncTest(ExecState*, JSObject*, JSValue, const ArgList&);
+static JSValue JSC_HOST_CALL regExpProtoFuncExec(ExecState*, JSObject*, JSValue, const ArgList&);
+static JSValue JSC_HOST_CALL regExpProtoFuncCompile(ExecState*, JSObject*, JSValue, const ArgList&);
+static JSValue JSC_HOST_CALL regExpProtoFuncToString(ExecState*, JSObject*, JSValue, const ArgList&);
+
+// ECMA 15.10.5
+
+const ClassInfo RegExpPrototype::info = { "RegExpPrototype", 0, 0, 0 };
+
+RegExpPrototype::RegExpPrototype(ExecState* exec, NonNullPassRefPtr<Structure> structure, Structure* prototypeFunctionStructure)
+    : JSObject(structure)
+{
+    putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().compile, regExpProtoFuncCompile), DontEnum);
+    putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().exec, regExpProtoFuncExec), DontEnum);
+    putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().test, regExpProtoFuncTest), DontEnum);
+    putDirectFunctionWithoutTransition(exec, new (exec) NativeFunctionWrapper(exec, prototypeFunctionStructure, 0, exec->propertyNames().toString, regExpProtoFuncToString), DontEnum);
+}
+
+// ------------------------------ Functions ---------------------------
+    
+JSValue JSC_HOST_CALL regExpProtoFuncTest(ExecState* exec, JSObject*, JSValue thisValue, const ArgList& args)
+{
+    if (!thisValue.inherits(&RegExpObject::info))
+        return throwError(exec, TypeError);
+    return asRegExpObject(thisValue)->test(exec, args);
+}
+
+JSValue JSC_HOST_CALL regExpProtoFuncExec(ExecState* exec, JSObject*, JSValue thisValue, const ArgList& args)
+{
+    if (!thisValue.inherits(&RegExpObject::info))
+        return throwError(exec, TypeError);
+    return asRegExpObject(thisValue)->exec(exec, args);
+}
+
+JSValue JSC_HOST_CALL regExpProtoFuncCompile(ExecState* exec, JSObject*, JSValue thisValue, const ArgList& args)
+{
+    if (!thisValue.inherits(&RegExpObject::info))
+        return throwError(exec, TypeError);
+
+    RefPtr<RegExp> regExp;
+    JSValue arg0 = args.at(0);
+    JSValue arg1 = args.at(1);
+    
+    if (arg0.inherits(&RegExpObject::info)) {
+        if (!arg1.isUndefined())
+            return throwError(exec, TypeError, "Cannot supply flags when constructing one RegExp from another.");
+        regExp = asRegExpObject(arg0)->regExp();
+    } else {
+        UString pattern = args.isEmpty() ? UString("") : arg0.toString(exec);
+        UString flags = arg1.isUndefined() ? UString("") : arg1.toString(exec);
+        regExp = RegExp::create(&exec->globalData(), pattern, flags);
+    }
+
+    if (!regExp->isValid())
+        return throwError(exec, SyntaxError, UString("Invalid regular expression: ").append(regExp->errorMessage()));
+
+    asRegExpObject(thisValue)->setRegExp(regExp.release());
+    asRegExpObject(thisValue)->setLastIndex(0);
+    return jsUndefined();
+}
+
+JSValue JSC_HOST_CALL regExpProtoFuncToString(ExecState* exec, JSObject*, JSValue thisValue, const ArgList&)
+{
+    if (!thisValue.inherits(&RegExpObject::info)) {
+        if (thisValue.inherits(&RegExpPrototype::info))
+            return jsNontrivialString(exec, "//");
+        return throwError(exec, TypeError);
+    }
+
+    UString result = "/" + asRegExpObject(thisValue)->get(exec, exec->propertyNames().source).toString(exec);
+    result.append('/');
+    if (asRegExpObject(thisValue)->get(exec, exec->propertyNames().global).toBoolean(exec))
+        result.append('g');
+    if (asRegExpObject(thisValue)->get(exec, exec->propertyNames().ignoreCase).toBoolean(exec))
+        result.append('i');
+    if (asRegExpObject(thisValue)->get(exec, exec->propertyNames().multiline).toBoolean(exec))
+        result.append('m');
+    return jsNontrivialString(exec, result);
+}
+
+} // namespace JSC