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authorGaming4JC <g4jc@hyperbola.info>2019-06-09 11:27:16 -0400
committerGaming4JC <g4jc@hyperbola.info>2019-07-18 22:38:30 -0400
commit9a7113f7c8d89d27558942f42603c4edee779d20 (patch)
tree6dbbed1ba3165abff6e35055879f570685a35b69 /js/src/jsapi.cpp
parentd27591806950034d8d3763a13db6f2c201311991 (diff)
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1283712 - Part 1: Add JSErrorBase, JSErrorNotes, JSErrorNotes::Note, and JSErrorReport.{notes,freeNotes}.
Diffstat (limited to 'js/src/jsapi.cpp')
-rw-r--r--js/src/jsapi.cpp131
1 files changed, 128 insertions, 3 deletions
diff --git a/js/src/jsapi.cpp b/js/src/jsapi.cpp
index 6d6eacec2..8cb3e5802 100644
--- a/js/src/jsapi.cpp
+++ b/js/src/jsapi.cpp
@@ -69,7 +69,6 @@
#include "js/Proxy.h"
#include "js/SliceBudget.h"
#include "js/StructuredClone.h"
-#include "js/UniquePtr.h"
#include "js/Utility.h"
#include "vm/AsyncFunction.h"
#include "vm/DateObject.h"
@@ -6300,7 +6299,7 @@ JSErrorReport::freeLinebuf()
}
JSString*
-JSErrorReport::newMessageString(JSContext* cx)
+JSErrorBase::newMessageString(JSContext* cx)
{
if (!message_)
return cx->runtime()->emptyString;
@@ -6309,7 +6308,7 @@ JSErrorReport::newMessageString(JSContext* cx)
}
void
-JSErrorReport::freeMessage()
+JSErrorBase::freeMessage()
{
if (ownsMessage_) {
js_free((void*)message_.get());
@@ -6318,6 +6317,132 @@ JSErrorReport::freeMessage()
message_ = JS::ConstUTF8CharsZ();
}
+JSErrorNotes::JSErrorNotes()
+ : notes_()
+{}
+
+JSErrorNotes::~JSErrorNotes()
+{
+}
+
+static UniquePtr<JSErrorNotes::Note>
+CreateErrorNoteVA(JSContext* cx,
+ const char* filename, unsigned lineno, unsigned column,
+ JSErrorCallback errorCallback, void* userRef,
+ const unsigned errorNumber,
+ ErrorArgumentsType argumentsType, va_list ap)
+{
+ auto note = MakeUnique<JSErrorNotes::Note>();
+ if (!note)
+ return nullptr;
+
+ note->errorNumber = errorNumber;
+ note->filename = filename;
+ note->lineno = lineno;
+ note->column = column;
+
+ if (!ExpandErrorArgumentsVA(cx, errorCallback, userRef, errorNumber,
+ nullptr, argumentsType, note.get(), ap)) {
+ return nullptr;
+ }
+
+ return note;
+}
+
+bool
+JSErrorNotes::addNoteASCII(JSContext* cx,
+ const char* filename, unsigned lineno, unsigned column,
+ JSErrorCallback errorCallback, void* userRef,
+ const unsigned errorNumber, ...)
+{
+ va_list ap;
+ va_start(ap, errorNumber);
+ auto note = CreateErrorNoteVA(cx, filename, lineno, column, errorCallback, userRef,
+ errorNumber, ArgumentsAreASCII, ap);
+ va_end(ap);
+
+ if (!note)
+ return false;
+ if (!notes_.append(Move(note)))
+ return false;
+ return true;
+}
+
+bool
+JSErrorNotes::addNoteLatin1(JSContext* cx,
+ const char* filename, unsigned lineno, unsigned column,
+ JSErrorCallback errorCallback, void* userRef,
+ const unsigned errorNumber, ...)
+{
+ va_list ap;
+ va_start(ap, errorNumber);
+ auto note = CreateErrorNoteVA(cx, filename, lineno, column, errorCallback, userRef,
+ errorNumber, ArgumentsAreLatin1, ap);
+ va_end(ap);
+
+ if (!note)
+ return false;
+ if (!notes_.append(Move(note)))
+ return false;
+ return true;
+}
+
+bool
+JSErrorNotes::addNoteUTF8(JSContext* cx,
+ const char* filename, unsigned lineno, unsigned column,
+ JSErrorCallback errorCallback, void* userRef,
+ const unsigned errorNumber, ...)
+{
+ va_list ap;
+ va_start(ap, errorNumber);
+ auto note = CreateErrorNoteVA(cx, filename, lineno, column, errorCallback, userRef,
+ errorNumber, ArgumentsAreUTF8, ap);
+ va_end(ap);
+
+ if (!note)
+ return false;
+ if (!notes_.append(Move(note)))
+ return false;
+ return true;
+}
+
+size_t
+JSErrorNotes::length()
+{
+ return notes_.length();
+}
+
+UniquePtr<JSErrorNotes>
+JSErrorNotes::copy(JSContext* cx)
+{
+ auto copiedNotes = MakeUnique<JSErrorNotes>();
+ if (!copiedNotes)
+ return nullptr;
+
+ for (auto&& note : *this) {
+ js::UniquePtr<JSErrorNotes::Note> copied(CopyErrorNote(cx, note.get()));
+ if (!copied)
+ return nullptr;
+
+ if (!copiedNotes->notes_.append(Move(copied)))
+ return nullptr;
+ }
+
+ return copiedNotes;
+}
+
+JSErrorNotes::iterator
+JSErrorNotes::begin()
+{
+ return iterator(notes_.begin());
+}
+
+JSErrorNotes::iterator
+JSErrorNotes::end()
+{
+ return iterator(notes_.end());
+}
+
JS_PUBLIC_API(bool)
JS_ThrowStopIteration(JSContext* cx)
{