1 files changed, 166 insertions, 0 deletions
diff --git a/js/src/builtin/temporal/TemporalParser.h b/js/src/builtin/temporal/TemporalParser.h
new file mode 100644
index 0000000000..677a90b58d
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+++ b/js/src/builtin/temporal/TemporalParser.h
@@ -0,0 +1,166 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef builtin_temporal_TemporalParser_h
+#define builtin_temporal_TemporalParser_h
+
+#include "mozilla/Assertions.h"
+
+#include <cstdlib>
+#include <stdint.h>
+
+#include "builtin/temporal/TemporalUnit.h"
+#include "js/RootingAPI.h"
+#include "js/TypeDecls.h"
+
+class JSLinearString;
+class JS_PUBLIC_API JSTracer;
+
+namespace js::temporal {
+
+struct Duration;
+struct PlainDate;
+struct PlainDateTime;
+struct PlainTime;
+
+struct ParsedTimeZone {
+  JSLinearString* name = nullptr;
+  int32_t offset = INT32_MIN;
+
+  void trace(JSTracer* trc);
+
+  static ParsedTimeZone fromName(JSLinearString* name) {
+    MOZ_ASSERT(name);
+    return {name, 0};
+  }
+
+  static ParsedTimeZone fromOffset(int32_t offset) {
+    MOZ_ASSERT(std::abs(offset) < UnitsPerDay(TemporalUnit::Minute));
+    return {nullptr, offset};
+  }
+
+  explicit operator bool() const {
+    return name != nullptr || offset != INT32_MIN;
+  }
+};
+
+/**
+ * ParseTemporalInstantString ( isoString )
+ */
+bool ParseTemporalInstantString(JSContext* cx, JS::Handle<JSString*> str,
+                                PlainDateTime* result, int64_t* offset);
+
+/**
+ * ParseTemporalTimeZoneString ( timeZoneString )
+ */
+bool ParseTemporalTimeZoneString(JSContext* cx, JS::Handle<JSString*> str,
+                                 JS::MutableHandle<ParsedTimeZone> result);
+
+/**
+ * ParseTimeZoneIdentifier ( identifier )
+ */
+bool ParseTimeZoneIdentifier(JSContext* cx, JS::Handle<JSString*> str,
+                             JS::MutableHandle<ParsedTimeZone> result);
+
+/**
+ * ParseTimeZoneOffsetString ( isoString )
+ */
+bool ParseTimeZoneOffsetString(JSContext* cx, JS::Handle<JSString*> str,
+                               int32_t* result);
+
+/**
+ * ParseDateTimeUTCOffset ( offsetString )
+ */
+bool ParseDateTimeUTCOffset(JSContext* cx, JS::Handle<JSString*> str,
+                            int64_t* result);
+
+/**
+ * ParseTemporalDurationString ( isoString )
+ */
+bool ParseTemporalDurationString(JSContext* cx, JS::Handle<JSString*> str,
+                                 Duration* result);
+
+/**
+ * ParseTemporalCalendarString ( isoString )
+ */
+JSLinearString* ParseTemporalCalendarString(JSContext* cx,
+                                            JS::Handle<JSString*> str);
+
+/**
+ * ParseTemporalTimeString ( isoString )
+ */
+bool ParseTemporalTimeString(JSContext* cx, JS::Handle<JSString*> str,
+                             PlainTime* result);
+
+/**
+ * ParseTemporalDateString ( isoString )
+ */
+bool ParseTemporalDateString(JSContext* cx, JS::Handle<JSString*> str,
+                             PlainDate* result,
+                             JS::MutableHandle<JSString*> calendar);
+
+/**
+ * ParseTemporalMonthDayString ( isoString )
+ */
+bool ParseTemporalMonthDayString(JSContext* cx, JS::Handle<JSString*> str,
+                                 PlainDate* result, bool* hasYear,
+                                 JS::MutableHandle<JSString*> calendar);
+
+/**
+ * ParseTemporalYearMonthString ( isoString )
+ */
+bool ParseTemporalYearMonthString(JSContext* cx, JS::Handle<JSString*> str,
+                                  PlainDate* result,
+                                  JS::MutableHandle<JSString*> calendar);
+
+/**
+ * ParseTemporalDateTimeString ( isoString )
+ */
+bool ParseTemporalDateTimeString(JSContext* cx, JS::Handle<JSString*> str,
+                                 PlainDateTime* result,
+                                 JS::MutableHandle<JSString*> calendar);
+
+/**
+ * ParseTemporalZonedDateTimeString ( isoString )
+ */
+bool ParseTemporalZonedDateTimeString(
+    JSContext* cx, JS::Handle<JSString*> str, PlainDateTime* dateTime,
+    bool* isUTC, bool* hasOffset, int64_t* timeZoneOffset,
+    JS::MutableHandle<ParsedTimeZone> timeZoneName,
+    JS::MutableHandle<JSString*> calendar);
+
+/**
+ * ParseTemporalRelativeToString ( isoString )
+ */
+bool ParseTemporalRelativeToString(
+    JSContext* cx, JS::Handle<JSString*> str, PlainDateTime* dateTime,
+    bool* isUTC, bool* hasOffset, int64_t* timeZoneOffset,
+    JS::MutableHandle<ParsedTimeZone> timeZoneName,
+    JS::MutableHandle<JSString*> calendar);
+
+} /* namespace js::temporal */
+
+namespace js {
+
+template <typename Wrapper>
+class WrappedPtrOperations<temporal::ParsedTimeZone, Wrapper> {
+  const auto& object() const {
+    return static_cast<const Wrapper*>(this)->get();
+  }
+
+ public:
+  JS::Handle<JSLinearString*> name() const {
+    return JS::Handle<JSLinearString*>::fromMarkedLocation(&object().name);
+  }
+
+  int32_t offset() const { return object().offset; }
+
+  explicit operator bool() const { return bool(object()); }
+};
+
+} /* namespace js */
+
+#endif /* builtin_temporal_TemporalParser_h */