JavaScriptCore-1218.35.tar.gz

[apple/javascriptcore.git] / runtime / ExceptionHelpers.cpp

diff --git a/runtime/ExceptionHelpers.cpp b/runtime/ExceptionHelpers.cpp
index 1d743153ca176ae51513aacdffdb2d62887bc736..816e8e30675b2fc2be38d6d618c06cb43f7ab691 100644 (file)
--- a/runtime/ExceptionHelpers.cpp
+++ b/runtime/ExceptionHelpers.cpp
@@ -37,63 +37,56 @@
 #include "JSNotAnObject.h"
 #include "Interpreter.h"
 #include "Nodes.h"
-#include "UStringConcatenate.h"
+#include "Operations.h"
 
 namespace JSC {
 
-class InterruptedExecutionError : public JSNonFinalObject {
-public:
-    InterruptedExecutionError(JSGlobalData* globalData)
-        : JSNonFinalObject(*globalData, globalData->interruptedExecutionErrorStructure.get())
-    {
-    }
+ASSERT_HAS_TRIVIAL_DESTRUCTOR(TerminatedExecutionError);
 
-    virtual ComplType exceptionType() const { return Interrupted; }
+const ClassInfo TerminatedExecutionError::s_info = { "TerminatedExecutionError", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(TerminatedExecutionError) };
 
-    virtual UString toString(ExecState*) const { return "JavaScript execution exceeded timeout."; }
-};
-
-JSObject* createInterruptedExecutionException(JSGlobalData* globalData)
+JSValue TerminatedExecutionError::defaultValue(const JSObject*, ExecState* exec, PreferredPrimitiveType hint)
 {
-    return new (globalData) InterruptedExecutionError(globalData);
+    if (hint == PreferString)
+        return jsNontrivialString(exec, String(ASCIILiteral("JavaScript execution terminated.")));
+    return JSValue(QNaN);
 }
 
-class TerminatedExecutionError : public JSNonFinalObject {
-public:
-    TerminatedExecutionError(JSGlobalData* globalData)
-        : JSNonFinalObject(*globalData, globalData->terminatedExecutionErrorStructure.get())
-    {
-    }
-
-    virtual ComplType exceptionType() const { return Terminated; }
+JSObject* createTerminatedExecutionException(VM* vm)
+{
+    return TerminatedExecutionError::create(*vm);
+}
 
-    virtual UString toString(ExecState*) const { return "JavaScript execution terminated."; }
-};
+bool isTerminatedExecutionException(JSObject* object)
+{
+    return object->inherits(&TerminatedExecutionError::s_info);
+}
 
-JSObject* createTerminatedExecutionException(JSGlobalData* globalData)
+bool isTerminatedExecutionException(JSValue value)
 {
-    return new (globalData) TerminatedExecutionError(globalData);
+    return value.inherits(&TerminatedExecutionError::s_info);
 }
 
+
 JSObject* createStackOverflowError(ExecState* exec)
 {
-    return createRangeError(exec, "Maximum call stack size exceeded.");
+    return createRangeError(exec, ASCIILiteral("Maximum call stack size exceeded."));
 }
 
 JSObject* createStackOverflowError(JSGlobalObject* globalObject)
 {
-    return createRangeError(globalObject, "Maximum call stack size exceeded.");
+    return createRangeError(globalObject, ASCIILiteral("Maximum call stack size exceeded."));
 }
 
 JSObject* createUndefinedVariableError(ExecState* exec, const Identifier& ident)
 {
-    UString message(makeUString("Can't find variable: ", ident.ustring()));
+    String message(makeString("Can't find variable: ", ident.string()));
     return createReferenceError(exec, message);
 }
     
 JSObject* createInvalidParamError(ExecState* exec, const char* op, JSValue value)
 {
-    UString errorMessage = makeUString("'", value.toString(exec), "' is not a valid argument for '", op, "'");
+    String errorMessage = makeString("'", value.toString(exec)->value(exec), "' is not a valid argument for '", op, "'");
     JSObject* exception = createTypeError(exec, errorMessage);
     ASSERT(exception->isErrorInstance());
     static_cast<ErrorInstance*>(exception)->setAppendSourceToMessage();
@@ -102,7 +95,7 @@ JSObject* createInvalidParamError(ExecState* exec, const char* op, JSValue value
 
 JSObject* createNotAConstructorError(ExecState* exec, JSValue value)
 {
-    UString errorMessage = makeUString("'", value.toString(exec), "' is not a constructor");
+    String errorMessage = makeString("'", value.toString(exec)->value(exec), "' is not a constructor");
     JSObject* exception = createTypeError(exec, errorMessage);
     ASSERT(exception->isErrorInstance());
     static_cast<ErrorInstance*>(exception)->setAppendSourceToMessage();
@@ -111,7 +104,7 @@ JSObject* createNotAConstructorError(ExecState* exec, JSValue value)
 
 JSObject* createNotAFunctionError(ExecState* exec, JSValue value)
 {
-    UString errorMessage = makeUString("'", value.toString(exec), "' is not a function");
+    String errorMessage = makeString("'", value.toString(exec)->value(exec), "' is not a function");
     JSObject* exception = createTypeError(exec, errorMessage);
     ASSERT(exception->isErrorInstance());
     static_cast<ErrorInstance*>(exception)->setAppendSourceToMessage();
@@ -120,21 +113,21 @@ JSObject* createNotAFunctionError(ExecState* exec, JSValue value)
 
 JSObject* createNotAnObjectError(ExecState* exec, JSValue value)
 {
-    UString errorMessage = makeUString("'", value.toString(exec), "' is not an object");
+    String errorMessage = makeString("'", value.toString(exec)->value(exec), "' is not an object");
     JSObject* exception = createTypeError(exec, errorMessage);
     ASSERT(exception->isErrorInstance());
     static_cast<ErrorInstance*>(exception)->setAppendSourceToMessage();
     return exception;
 }
 
-JSObject* createErrorForInvalidGlobalAssignment(ExecState* exec, const UString& propertyName)
+JSObject* createErrorForInvalidGlobalAssignment(ExecState* exec, const String& propertyName)
 {
-    return createReferenceError(exec, makeUString("Strict mode forbids implicit creation of global property '", propertyName, "'"));
+    return createReferenceError(exec, makeString("Strict mode forbids implicit creation of global property '", propertyName, "'"));
 }
 
 JSObject* createOutOfMemoryError(JSGlobalObject* globalObject)
 {
-    return createError(globalObject, "Out of memory");
+    return createError(globalObject, ASCIILiteral("Out of memory"));
 }
 
 JSObject* throwOutOfMemoryError(ExecState* exec)
@@ -144,7 +137,14 @@ JSObject* throwOutOfMemoryError(ExecState* exec)
 
 JSObject* throwStackOverflowError(ExecState* exec)
 {
+    Interpreter::ErrorHandlingMode mode(exec);
     return throwError(exec, createStackOverflowError(exec));
 }
 
+JSObject* throwTerminatedExecutionException(ExecState* exec)
+{
+    Interpreter::ErrorHandlingMode mode(exec);
+    return throwError(exec, createTerminatedExecutionException(&exec->vm()));
+}
+
 } // namespace JSC