Bug 1260858 - "Update the DateTimeFormat.prototype.formatToParts to the final spec". r=waldo

--HG--
extra : rebase_source : 8060e7894b59d1e313f1623e56c15b7fa0549712

js/src/builtin/Intl.cpp

@@ -1762,19 +1762,17 @@ InitDateTimeFormatClass(JSContext* cx, HandleObject Intl, Handle<GlobalObject*>
     }
 
     // If the still-experimental DateTimeFormat.prototype.formatToParts method
-    // is enabled, also add its getter.
+    // is enabled, also add it.
     if (cx->compartment()->creationOptions().experimentalDateTimeFormatFormatToPartsEnabled()) {
+        RootedValue ftp(cx);
         if (!GlobalObject::getIntrinsicValue(cx, cx->global(),
-                                             cx->names().DateTimeFormatFormatToPartsGet, &getter))
+                                             cx->names().DateTimeFormatFormatToParts, &ftp))
         {
             return nullptr;
         }
-        if (!DefineProperty(cx, proto, cx->names().formatToParts, UndefinedHandleValue,
-                            JS_DATA_TO_FUNC_PTR(JSGetterOp, &getter.toObject()),
-                            nullptr, JSPROP_GETTER | JSPROP_SHARED))
-        {
+
+        if (!DefineProperty(cx, proto, cx->names().formatToParts, ftp, nullptr, nullptr, 0))
             return nullptr;
-        }
     }
 
     RootedValue options(cx);
@@ -2127,7 +2125,7 @@ GetFieldTypeForFormatField(UDateFormatField fieldName)
         return &JSAtomState::weekday;
 
       case UDAT_AM_PM_FIELD:
-        return &JSAtomState::dayperiod;
+        return &JSAtomState::dayPeriod;
 
       case UDAT_TIMEZONE_FIELD:
         return &JSAtomState::timeZoneName;
@@ -2264,7 +2262,7 @@ intl_FormatToPartsDateTime(JSContext* cx, UDateFormat* df, double x, MutableHand
 
         if (FieldType type = GetFieldTypeForFormatField(static_cast<UDateFormatField>(fieldInt))) {
             if (lastEndIndex < beginIndex) {
-                if (!AppendPart(&JSAtomState::separator, lastEndIndex, beginIndex))
+                if (!AppendPart(&JSAtomState::literal, lastEndIndex, beginIndex))
                     return false;
             }
 
@@ -2273,9 +2271,9 @@ intl_FormatToPartsDateTime(JSContext* cx, UDateFormat* df, double x, MutableHand
         }
     }
 
-    // Append any final separator.
+    // Append any final literal.
     if (lastEndIndex < overallResult->length()) {
-        if (!AppendPart(&JSAtomState::separator, lastEndIndex, overallResult->length()))
+        if (!AppendPart(&JSAtomState::literal, lastEndIndex, overallResult->length()))
             return false;
     }
 

js/src/builtin/Intl.js

@@ -2736,7 +2736,10 @@ function Intl_DateTimeFormat_format_get() {
 }
 
 
-function dateTimeFormatFormatToPartsToBind() {
+function Intl_DateTimeFormat_formatToParts() {
+    // Check "this DateTimeFormat object" per introduction of section 12.3.
+    getDateTimeFormatInternals(this, "formatToParts");
+
     // Steps 1.a.i-ii
     var date = arguments.length > 0 ? arguments[0] : undefined;
     var x = (date === undefined) ? std_Date_now() : ToNumber(date);
@@ -2746,25 +2749,6 @@ function dateTimeFormatFormatToPartsToBind() {
 }
 
 
-function Intl_DateTimeFormat_formatToParts_get() {
-    // Check "this DateTimeFormat object" per introduction of section 12.3.
-    var internals = getDateTimeFormatInternals(this, "formatToParts");
-
-    // Step 1.
-    if (internals.boundFormatToParts === undefined) {
-        // Step 1.a.
-        var F = dateTimeFormatFormatToPartsToBind;
-
-        // Step 1.b-d.
-        var bf = callFunction(FunctionBind, F, this);
-        internals.boundFormatToParts = bf;
-    }
-
-    // Step 2.
-    return internals.boundFormatToParts;
-}
-
-
 /**
  * Returns the resolved options for a DateTimeFormat object.
  *

js/src/tests/Intl/DateTimeFormat/formatToParts.js

@@ -57,9 +57,9 @@ var DateTimeFormat =
 format = new DateTimeFormat("en-us", {timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'month', value: '12' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'day', value: '17' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'year', value: '2012' }
 ]), true);
 
@@ -71,9 +71,9 @@ format = new DateTimeFormat("en-us", {
   timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'month', value: '12' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'day', value: '17' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'year', value: '2012' }
 ]), true);
 assertEq(composeDate(format.formatToParts(date)), format.format(date));
@@ -87,9 +87,9 @@ format = new DateTimeFormat("en-us", {
   timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'hour', value: '03' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'minute', value: '00' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'second', value: '42' }
 ]), true);
 assertEq(composeDate(format.formatToParts(date)), format.format(date));
@@ -103,12 +103,12 @@ format = new DateTimeFormat("en-us", {
   timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'hour', value: '3' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'minute', value: '00' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'second', value: '42' },
-  { type: 'separator', value: ' ' },
-  { type: 'dayperiod', value: 'AM' }
+  { type: 'literal', value: ' ' },
+  { type: 'dayPeriod', value: 'AM' }
 ]), true);
 assertEq(composeDate(format.formatToParts(date)), format.format(date));
 
@@ -137,7 +137,7 @@ format = new DateTimeFormat("en-us", {
   timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'year', value: '2012' },
-  { type: 'separator', value: ' ' },
+  { type: 'literal', value: ' ' },
   { type: 'era', value: 'AD' }
 ]), true);
 assertEq(composeDate(format.formatToParts(date)), format.format(date));
@@ -155,20 +155,20 @@ format = new DateTimeFormat("en-us", {
   timeZone: "UTC"});
 assertEq(deepEqual(format.formatToParts(date), [
   { type: 'weekday', value: 'Monday' },
-  { type: 'separator', value: ', ' },
+  { type: 'literal', value: ', ' },
   { type: 'month', value: '12' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'day', value: '17' },
-  { type: 'separator', value: '/' },
+  { type: 'literal', value: '/' },
   { type: 'year', value: '2012' },
-  { type: 'separator', value: ', ' },
+  { type: 'literal', value: ', ' },
   { type: 'hour', value: '3' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'minute', value: '00' },
-  { type: 'separator', value: ':' },
+  { type: 'literal', value: ':' },
   { type: 'second', value: '42' },
-  { type: 'separator', value: ' ' },
-  { type: 'dayperiod', value: 'AM' }
+  { type: 'literal', value: ' ' },
+  { type: 'dayPeriod', value: 'AM' }
 ]), true);
 assertEq(composeDate(format.formatToParts(date)), format.format(date));
 

js/src/vm/CommonPropertyNames.h

@@ -66,9 +66,9 @@
     macro(currencyDisplay, currencyDisplay, "currencyDisplay") \
     macro(DateTimeFormat, DateTimeFormat, "DateTimeFormat") \
     macro(DateTimeFormatFormatGet, DateTimeFormatFormatGet, "Intl_DateTimeFormat_format_get") \
-    macro(DateTimeFormatFormatToPartsGet, DateTimeFormatFormatToPartsGet, "Intl_DateTimeFormat_formatToParts_get") \
+    macro(DateTimeFormatFormatToParts, DateTimeFormatFormatToParts, "Intl_DateTimeFormat_formatToParts") \
     macro(day, day, "day") \
-    macro(dayperiod, dayperiod, "dayperiod") \
+    macro(dayPeriod, dayPeriod, "dayPeriod") \
     macro(decodeURI, decodeURI, "decodeURI") \
     macro(decodeURIComponent, decodeURIComponent, "decodeURIComponent") \
     macro(default_, default_, "default") \
@@ -169,6 +169,7 @@
     macro(let, let, "let") \
     macro(line, line, "line") \
     macro(lineNumber, lineNumber, "lineNumber") \
+    macro(literal, literal, "literal") \
     macro(loc, loc, "loc") \
     macro(locale, locale, "locale") \
     macro(lookupGetter, lookupGetter, "__lookupGetter__") \
@@ -238,7 +239,6 @@
     macro(scripts, scripts, "scripts") \
     macro(second, second, "second") \
     macro(sensitivity, sensitivity, "sensitivity") \
-    macro(separator, separator, "separator") \
     macro(set, set, "set") \
     macro(setPrefix, setPrefix, "set ") \
     macro(setPrototypeOf, setPrototypeOf, "setPrototypeOf") \