Attachment 347357 Details for Bug 188698 – Patch

[patch] Patch

jsc-throw-printf.diff (text/plain), 16.47 KB, created by Carlos Garcia Campos on 2018-08-17 05:27:07 PDT

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Creator: Carlos Garcia Campos

Created: 2018-08-17 05:27:07 PDT

Size: 16.47 KB

patch

obsolete

>diff --git a/Source/JavaScriptCore/API/glib/JSCContext.cpp b/Source/JavaScriptCore/API/glib/JSCContext.cpp
>index f9def66a560..e21c5659288 100644
>--- a/Source/JavaScriptCore/API/glib/JSCContext.cpp
>+++ b/Source/JavaScriptCore/API/glib/JSCContext.cpp
>@@ -643,6 +643,25 @@ void jsc_context_throw(JSCContext* context, const char* errorMessage)
>     context->priv->exception = adoptGRef(jsc_exception_new(context, errorMessage));
> }
> 
>+/**
>+ * jsc_context_throw_printf:
>+ * @context: a #JSCContext
>+ * @format: the string format
>+ * @...: the parameters to insert into the format string
>+ *
>+ * Throw an exception to @context using the given formatted string as error message.
>+ * The created #JSCException can be retrieved with jsc_context_get_exception().
>+ */
>+void jsc_context_throw_printf(JSCContext* context, const char* format, ...)
>+{
>+    g_return_if_fail(JSC_IS_CONTEXT(context));
>+
>+    va_list args;
>+    va_start(args, format);
>+    context->priv->exception = adoptGRef(jsc_exception_new_vprintf(context, format, args));
>+    va_end(args);
>+}
>+
> /**
>  * jsc_context_throw_with_name:
>  * @context: a #JSCContext
>@@ -660,6 +679,26 @@ void jsc_context_throw_with_name(JSCContext* context, const char* errorName, con
>     context->priv->exception = adoptGRef(jsc_exception_new_with_name(context, errorName, errorMessage));
> }
> 
>+/**
>+ * jsc_context_throw_with_name_printf:
>+ * @context: a #JSCContext
>+ * @error_name: the error name
>+ * @format: the string format
>+ * @...: the parameters to insert into the format string
>+ *
>+ * Throw an exception to @context using the given error name and the formatted string as error message.
>+ * The created #JSCException can be retrieved with jsc_context_get_exception().
>+ */
>+void jsc_context_throw_with_name_printf(JSCContext* context, const char* errorName, const char* format, ...)
>+{
>+    g_return_if_fail(JSC_IS_CONTEXT(context));
>+
>+    va_list args;
>+    va_start(args, format);
>+    context->priv->exception = adoptGRef(jsc_exception_new_with_name_vprintf(context, errorName, format, args));
>+    va_end(args);
>+}
>+
> /**
>  * jsc_context_throw_exception:
>  * @context: a #JSCContext
>diff --git a/Source/JavaScriptCore/API/glib/JSCContext.h b/Source/JavaScriptCore/API/glib/JSCContext.h
>index 899ac26a477..e46494e3849 100644
>--- a/Source/JavaScriptCore/API/glib/JSCContext.h
>+++ b/Source/JavaScriptCore/API/glib/JSCContext.h
>@@ -97,11 +97,22 @@ JSC_API void
> jsc_context_throw                    (JSCContext         *context,
>                                       const char         *error_message);
> 
>+JSC_API void
>+jsc_context_throw_printf             (JSCContext         *context,
>+                                      const char         *format,
>+                                      ...) G_GNUC_PRINTF (2, 3);
>+
> JSC_API void
> jsc_context_throw_with_name          (JSCContext         *context,
>                                       const char         *error_name,
>                                       const char         *error_message);
> 
>+JSC_API void
>+jsc_context_throw_with_name_printf   (JSCContext         *context,
>+                                      const char         *error_name,
>+                                      const char         *format,
>+                                      ...) G_GNUC_PRINTF (3, 4);
>+
> JSC_API void
> jsc_context_throw_exception          (JSCContext         *context,
>                                       JSCException       *exception);
>diff --git a/Source/JavaScriptCore/API/glib/JSCException.cpp b/Source/JavaScriptCore/API/glib/JSCException.cpp
>index 0922279c093..64367ee4eb4 100644
>--- a/Source/JavaScriptCore/API/glib/JSCException.cpp
>+++ b/Source/JavaScriptCore/API/glib/JSCException.cpp
>@@ -26,6 +26,7 @@
> #include "JSCInlines.h"
> #include "JSRetainPtr.h"
> #include "StrongInlines.h"
>+#include <glib/gprintf.h>
> #include <wtf/glib/GUniquePtr.h>
> #include <wtf/glib/WTFGType.h>
> 
>@@ -132,6 +133,48 @@ JSCException* jsc_exception_new(JSCContext* context, const char* message)
>     return jsc_exception_new_with_name(context, nullptr, message);
> }
> 
>+/**
>+ * jsc_exception_new_printf:
>+ * @context: a #JSCContext
>+ * @format: the string format
>+ * @...: the parameters to insert into the format string
>+ *
>+ * Create a new #JSCException in @context using a formatted string
>+ * for the message.
>+ *
>+ * Returns: (transfer full): a new #JSCException.
>+ */
>+JSCException* jsc_exception_new_printf(JSCContext* context, const char* format, ...)
>+{
>+    va_list args;
>+    va_start(args, format);
>+    auto* exception = jsc_exception_new_vprintf(context, format, args);
>+    va_end(args);
>+
>+    return exception;
>+}
>+
>+/**
>+ * jsc_exception_new_vprintf:
>+ * @context: a #JSCContext
>+ * @format: the string format
>+ * @args: the parameters to insert into the format string
>+ *
>+ * Create a new #JSCException in @context using a formatted string
>+ * for the message. This is similar to jsc_exception_new_printf()
>+ * except that the arguments to the format string are passed as a va_list.
>+ *
>+ * Returns: (transfer full): a new #JSCException.
>+ */
>+JSCException* jsc_exception_new_vprintf(JSCContext* context, const char* format, va_list args)
>+{
>+    g_return_val_if_fail(JSC_IS_CONTEXT(context), nullptr);
>+
>+    GUniqueOutPtr<char> buffer;
>+    g_vasprintf(&buffer.outPtr(), format, args);
>+    return jsc_exception_new(context, buffer.get());
>+}
>+
> /**
>  * jsc_exception_new_with_name:
>  * @context: a #JSCContext
>@@ -163,6 +206,50 @@ JSCException* jsc_exception_new_with_name(JSCContext* context, const char* name,
>     return exception.leakRef();
> }
> 
>+/**
>+ * jsc_exception_new_with_name_printf:
>+ * @context: a #JSCContext
>+ * @name: the error name
>+ * @format: the string format
>+ * @...: the parameters to insert into the format string
>+ *
>+ * Create a new #JSCException in @context with @name and using a formatted string
>+ * for the message.
>+ *
>+ * Returns: (transfer full): a new #JSCException.
>+ */
>+JSCException* jsc_exception_new_with_name_printf(JSCContext* context, const char* name, const char* format, ...)
>+{
>+    va_list args;
>+    va_start(args, format);
>+    auto* exception = jsc_exception_new_with_name_vprintf(context, name, format, args);
>+    va_end(args);
>+
>+    return exception;
>+}
>+
>+/**
>+ * jsc_exception_new_with_name_vprintf:
>+ * @context: a #JSCContext
>+ * @name: the error name
>+ * @format: the string format
>+ * @args: the parameters to insert into the format string
>+ *
>+ * Create a new #JSCException in @context with @name and using a formatted string
>+ * for the message. This is similar to jsc_exception_new_with_name_printf()
>+ * except that the arguments to the format string are passed as a va_list.
>+ *
>+ * Returns: (transfer full): a new #JSCException.
>+ */
>+JSCException* jsc_exception_new_with_name_vprintf(JSCContext* context, const char* name, const char* format, va_list args)
>+{
>+    g_return_val_if_fail(JSC_IS_CONTEXT(context), nullptr);
>+
>+    GUniqueOutPtr<char> buffer;
>+    g_vasprintf(&buffer.outPtr(), format, args);
>+    return jsc_exception_new_with_name(context, name, buffer.get());
>+}
>+
> /**
>  * jsc_exception_get_name:
>  * @exception: a #JSCException
>diff --git a/Source/JavaScriptCore/API/glib/JSCException.h b/Source/JavaScriptCore/API/glib/JSCException.h
>index 4c057ee73e7..26cf0e07a6c 100644
>--- a/Source/JavaScriptCore/API/glib/JSCException.h
>+++ b/Source/JavaScriptCore/API/glib/JSCException.h
>@@ -65,11 +65,33 @@ JSC_API JSCException *
> jsc_exception_new                   (JSCContext   *context,
>                                      const char   *message);
> 
>+JSC_API JSCException *
>+jsc_exception_new_printf            (JSCContext   *context,
>+                                     const gchar  *format,
>+                                     ...) G_GNUC_PRINTF (2, 3);
>+
>+JSC_API JSCException *
>+jsc_exception_new_vprintf           (JSCContext   *context,
>+                                     const gchar  *format,
>+                                     va_list       args) G_GNUC_PRINTF(2, 0);
>+
> JSC_API JSCException *
> jsc_exception_new_with_name         (JSCContext   *context,
>                                      const char   *name,
>                                      const char   *message);
> 
>+JSC_API JSCException *
>+jsc_exception_new_with_name_printf  (JSCContext   *context,
>+                                     const char   *name,
>+                                     const gchar  *format,
>+                                     ...) G_GNUC_PRINTF (3, 4);
>+
>+JSC_API JSCException *
>+jsc_exception_new_with_name_vprintf (JSCContext   *context,
>+                                     const char   *name,
>+                                     const gchar  *format,
>+                                     va_list       args) G_GNUC_PRINTF (3, 0);
>+
> JSC_API const char *
> jsc_exception_get_name              (JSCException *exception);
> 
>diff --git a/Source/JavaScriptCore/API/glib/docs/jsc-glib-4.0-sections.txt b/Source/JavaScriptCore/API/glib/docs/jsc-glib-4.0-sections.txt
>index f8c5a8aaea4..dad525ae75d 100644
>--- a/Source/JavaScriptCore/API/glib/docs/jsc-glib-4.0-sections.txt
>+++ b/Source/JavaScriptCore/API/glib/docs/jsc-glib-4.0-sections.txt
>@@ -33,7 +33,9 @@ jsc_context_new_with_virtual_machine
> jsc_context_get_virtual_machine
> jsc_context_get_exception
> jsc_context_throw
>+jsc_context_throw_printf
> jsc_context_throw_with_name
>+jsc_context_throw_with_name_printf
> jsc_context_throw_exception
> jsc_context_clear_exception
> jsc_context_push_exception_handler
>@@ -152,7 +154,11 @@ jsc_weak_value_get_type
> <TITLE>JSCException</TITLE>
> JSCException
> jsc_exception_new
>+jsc_exception_new_printf
>+jsc_exception_new_vprintf
> jsc_exception_new_with_name
>+jsc_exception_new_with_name_printf
>+jsc_exception_new_with_name_vprintf
> jsc_exception_get_name
> jsc_exception_get_message
> jsc_exception_get_line_number
>diff --git a/Source/JavaScriptCore/ChangeLog b/Source/JavaScriptCore/ChangeLog
>index c4fb47232e2..5402459eed9 100644
>--- a/Source/JavaScriptCore/ChangeLog
>+++ b/Source/JavaScriptCore/ChangeLog
>@@ -1,3 +1,25 @@
>+2018-08-17  Carlos Garcia Campos  <cgarcia@igalia.com>
>+
>+        [GLIB] Add API to throw exceptions using printf formatted strings
>+        https://bugs.webkit.org/show_bug.cgi?id=188698
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Add jsc_context_throw_printf() and jsc_context_throw_with_name_printf(). Also add new public constructors of
>+        JSCException using printf formatted string.
>+
>+        * API/glib/JSCContext.cpp:
>+        (jsc_context_throw_printf):
>+        (jsc_context_throw_with_name_printf):
>+        * API/glib/JSCContext.h:
>+        * API/glib/JSCException.cpp:
>+        (jsc_exception_new_printf):
>+        (jsc_exception_new_vprintf):
>+        (jsc_exception_new_with_name_printf):
>+        (jsc_exception_new_with_name_vprintf):
>+        * API/glib/JSCException.h:
>+        * API/glib/docs/jsc-glib-4.0-sections.txt:
>+
> 2018-08-17  Carlos Garcia Campos  <cgarcia@igalia.com>
> 
>         [GLIB] Complete the JSCException API
>diff --git a/Tools/ChangeLog b/Tools/ChangeLog
>index 9c02d227312..94165c6b846 100644
>--- a/Tools/ChangeLog
>+++ b/Tools/ChangeLog
>@@ -1,3 +1,17 @@
>+2018-08-17  Carlos Garcia Campos  <cgarcia@igalia.com>
>+
>+        [GLIB] Add API to throw exceptions using printf formatted strings
>+        https://bugs.webkit.org/show_bug.cgi?id=188698
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        Add cases to test the new API.
>+
>+        * TestWebKitAPI/Tests/JavaScriptCore/glib/TestJSC.cpp:
>+        (createFormattedError):
>+        (createCustomFormattedError):
>+        (testJSCExceptions):
>+
> 2018-08-17  Carlos Garcia Campos  <cgarcia@igalia.com>
> 
>         [GLIB] Complete the JSCException API
>diff --git a/Tools/TestWebKitAPI/Tests/JavaScriptCore/glib/TestJSC.cpp b/Tools/TestWebKitAPI/Tests/JavaScriptCore/glib/TestJSC.cpp
>index 825cb379efc..c6356cb6527 100644
>--- a/Tools/TestWebKitAPI/Tests/JavaScriptCore/glib/TestJSC.cpp
>+++ b/Tools/TestWebKitAPI/Tests/JavaScriptCore/glib/TestJSC.cpp
>@@ -2495,6 +2495,16 @@ static void createCustomError()
>     jsc_context_throw_with_name(jsc_context_get_current(), "CustomAPIError", "API custom exception");
> }
> 
>+static void createFormattedError(const char* details)
>+{
>+    jsc_context_throw_printf(jsc_context_get_current(), "API exception: %s", details);
>+}
>+
>+static void createCustomFormattedError(const char* details)
>+{
>+    jsc_context_throw_with_name_printf(jsc_context_get_current(), "CustomFormattedAPIError", "API custom exception: %s", details);
>+}
>+
> static void testJSCExceptions()
> {
>     {
>@@ -2653,6 +2663,68 @@ static void testJSCExceptions()
>         g_assert_null(jsc_context_get_exception(context.get()));
>     }
> 
>+    {
>+        LeakChecker checker;
>+        GRefPtr<JSCContext> context = adoptGRef(jsc_context_new());
>+        checker.watch(context.get());
>+        g_assert_false(jsc_context_get_exception(context.get()));
>+
>+        GRefPtr<JSCValue> function = adoptGRef(jsc_value_new_function(context.get(), "createFormattedError", G_CALLBACK(createFormattedError), nullptr, nullptr, G_TYPE_NONE, 1, G_TYPE_STRING));
>+        checker.watch(function.get());
>+        jsc_context_set_value(context.get(), "createFormattedError", function.get());
>+
>+        GRefPtr<JSCValue> result = adoptGRef(jsc_context_evaluate(context.get(), "var result; createFormattedError('error details'); result = 'No exception';", -1));
>+        checker.watch(result.get());
>+        g_assert_true(jsc_value_is_undefined(result.get()));
>+        auto* exception = jsc_context_get_exception(context.get());
>+        g_assert_true(JSC_IS_EXCEPTION(exception));
>+        checker.watch(exception);
>+        g_assert_cmpstr(jsc_exception_get_name(exception), ==, "Error");
>+        g_assert_cmpstr(jsc_exception_get_message(exception), ==, "API exception: error details");
>+        g_assert_cmpuint(jsc_exception_get_line_number(exception), ==, 1);
>+        g_assert_cmpuint(jsc_exception_get_column_number(exception), ==, 33);
>+        g_assert_null(jsc_exception_get_source_uri(exception));
>+        g_assert_cmpstr(jsc_exception_get_back_trace_string(exception), ==, "createFormattedError@[native code]\nglobal code");
>+        GUniquePtr<char> errorString(jsc_exception_to_string(exception));
>+        g_assert_cmpstr(errorString.get(), ==, "Error: API exception: error details");
>+        GUniquePtr<char> reportString(jsc_exception_report(exception));
>+        g_assert_cmpstr(reportString.get(), ==, ":1:33 Error: API exception: error details\n  createFormattedError@[native code]\n  global code\n");
>+
>+        jsc_context_clear_exception(context.get());
>+        g_assert_null(jsc_context_get_exception(context.get()));
>+    }
>+
>+    {
>+        LeakChecker checker;
>+        GRefPtr<JSCContext> context = adoptGRef(jsc_context_new());
>+        checker.watch(context.get());
>+        g_assert_false(jsc_context_get_exception(context.get()));
>+
>+        GRefPtr<JSCValue> function = adoptGRef(jsc_value_new_function(context.get(), "createCustomFormattedError", G_CALLBACK(createCustomFormattedError), nullptr, nullptr, G_TYPE_NONE, 1, G_TYPE_STRING));
>+        checker.watch(function.get());
>+        jsc_context_set_value(context.get(), "createCustomFormattedError", function.get());
>+
>+        GRefPtr<JSCValue> result = adoptGRef(jsc_context_evaluate(context.get(), "var result; createCustomFormattedError('error details'); result = 'No exception';", -1));
>+        checker.watch(result.get());
>+        g_assert_true(jsc_value_is_undefined(result.get()));
>+        auto* exception = jsc_context_get_exception(context.get());
>+        g_assert_true(JSC_IS_EXCEPTION(exception));
>+        checker.watch(exception);
>+        g_assert_cmpstr(jsc_exception_get_name(exception), ==, "CustomFormattedAPIError");
>+        g_assert_cmpstr(jsc_exception_get_message(exception), ==, "API custom exception: error details");
>+        g_assert_cmpuint(jsc_exception_get_line_number(exception), ==, 1);
>+        g_assert_cmpuint(jsc_exception_get_column_number(exception), ==, 39);
>+        g_assert_null(jsc_exception_get_source_uri(exception));
>+        g_assert_cmpstr(jsc_exception_get_back_trace_string(exception), ==, "createCustomFormattedError@[native code]\nglobal code");
>+        GUniquePtr<char> errorString(jsc_exception_to_string(exception));
>+        g_assert_cmpstr(errorString.get(), ==, "CustomFormattedAPIError: API custom exception: error details");
>+        GUniquePtr<char> reportString(jsc_exception_report(exception));
>+        g_assert_cmpstr(reportString.get(), ==, ":1:39 CustomFormattedAPIError: API custom exception: error details\n  createCustomFormattedError@[native code]\n  global code\n");
>+
>+        jsc_context_clear_exception(context.get());
>+        g_assert_null(jsc_context_get_exception(context.get()));
>+    }
>+
>     {
>         LeakChecker checker;
>         GRefPtr<JSCContext> context = adoptGRef(jsc_context_new());

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Attachments on bug 188698: 347357 | 347359