[Intl] camelCase except-zero and narrow-symbol

Sync with https://github.com/tc39/proposal-unified-intl-numberformat/pull/54

Bug: v8:9483
Change-Id: I2aec5a78be235bddd4faa568665b73b9b84d7c93
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1700426Reviewed-by: Adam Klein <adamk@chromium.org>
Reviewed-by: Mathias Bynens <mathias@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#62819}

src/init/heap-symbols.h

@@ -32,7 +32,7 @@
   V(_, first_string, "first")                                       \
   V(_, format_string, "format")                                     \
   V(_, fractionalSecond_string, "fractionalSecond")                 \
-  V(_, except_zero_string, "except-zero")                           \
+  V(_, exceptZero_string, "exceptZero")                             \
   V(_, exponentInteger_string, "exponentInteger")                   \
   V(_, exponentMinusSign_string, "exponentMinusSign")               \
   V(_, exponentSeparator_string, "exponentSeparator")               \
@@ -70,7 +70,7 @@
   V(_, minute_string, "minute")                                     \
   V(_, month_string, "month")                                       \
   V(_, nan_string, "nan")                                           \
-  V(_, narrow_symbol_string, "narrow-symbol")                       \
+  V(_, narrowSymbol_string, "narrowSymbol")                         \
   V(_, never_string, "never")                                       \
   V(_, none_string, "none")                                         \
   V(_, notation_string, "notation")                                 \

src/objects/js-number-format.cc

@@ -42,8 +42,8 @@ enum class Style {
 };
 
 // [[CurrencyDisplay]] is one of the values "code", "symbol", "name",
-// or "narrow-symbol" identifying the display of the currency number format.
-// Note: "narrow-symbol" is added in proposal-unified-intl-numberformat
+// or "narrowSymbol" identifying the display of the currency number format.
+// Note: "narrowSymbol" is added in proposal-unified-intl-numberformat
 enum class CurrencyDisplay {
   CODE,
   SYMBOL,
@@ -95,7 +95,7 @@ enum class CompactDisplay {
 };
 
 // [[SignDisplay]] is one of the String values "auto", "always", "never", or
-// "except-zero", specifying whether to show the sign on negative numbers
+// "exceptZero", specifying whether to show the sign on negative numbers
 // only, positive and negative numbers including zero, neither positive nor
 // negative numbers, or positive and negative numbers but not zero.
 enum class SignDisplay {
@@ -359,7 +359,7 @@ Handle<String> CurrencyDisplayString(Isolate* isolate,
   // Ex: skeleton as
   // "currency/TWD .00 rounding-mode-half-up unit-width-narrow;
   if (skeleton.indexOf("unit-width-narrow") >= 0) {
-    return ReadOnlyRoots(isolate).narrow_symbol_string_handle();
+    return ReadOnlyRoots(isolate).narrowSymbol_string_handle();
   }
   // Ex: skeleton as "currency/TWD .00 rounding-mode-half-up"
   return ReadOnlyRoots(isolate).symbol_string_handle();
@@ -482,7 +482,7 @@ Handle<String> SignDisplayString(Isolate* isolate,
   // "currency/TWD .00 rounding-mode-half-up sign-except-zero"
   if (skeleton.indexOf("sign-accounting-except-zero") >= 0 ||
       skeleton.indexOf("sign-except-zero") >= 0) {
-    return ReadOnlyRoots(isolate).except_zero_string_handle();
+    return ReadOnlyRoots(isolate).exceptZero_string_handle();
   }
   return ReadOnlyRoots(isolate).auto_string_handle();
 }
@@ -1006,7 +1006,7 @@ MaybeHandle<JSNumberFormat> JSNumberFormat::New(Isolate* isolate,
   std::vector<CurrencyDisplay> currency_display_enum_values(
       {CurrencyDisplay::CODE, CurrencyDisplay::SYMBOL, CurrencyDisplay::NAME});
   if (FLAG_harmony_intl_numberformat_unified) {
-    currency_display_str_values.push_back("narrow-symbol");
+    currency_display_str_values.push_back("narrowSymbol");
     currency_display_enum_values.push_back(CurrencyDisplay::NARROW_SYMBOL);
   }
   Maybe<CurrencyDisplay> maybe_currency_display =
@@ -1210,10 +1210,10 @@ MaybeHandle<JSNumberFormat> JSNumberFormat::New(Isolate* isolate,
 
   if (FLAG_harmony_intl_numberformat_unified) {
     // 32. Let signDisplay be ? GetOption(options, "signDisplay", "string", «
-    // "auto", "never", "always",  "except-zero" », "auto").
+    // "auto", "never", "always",  "exceptZero" », "auto").
     Maybe<SignDisplay> maybe_sign_display = Intl::GetStringOption<SignDisplay>(
         isolate, options, "signDisplay", service,
-        {"auto", "never", "always", "except-zero"},
+        {"auto", "never", "always", "exceptZero"},
         {SignDisplay::AUTO, SignDisplay::NEVER, SignDisplay::ALWAYS,
          SignDisplay::EXCEPT_ZERO},
         SignDisplay::AUTO);

test/intl/number-format/unified/currency-display.js

@@ -27,7 +27,7 @@ const testData = [
     ["name", "123.00 New Taiwan dollars"],
     ["code", "TWD 123.00"],
     ["symbol", "NT$123.00"],
-    ["narrow-symbol", "$123.00"],  // new
+    ["narrowSymbol", "$123.00"],  // new
 ];
 
 for (const [currencyDisplay, expectation] of testData) {

test/intl/number-format/unified/sign-display.js

@@ -15,7 +15,7 @@ const testData = [
     ["auto",        "-123",  "-0",  "0",  "123"],
     ["always",      "-123",  "-0", "+0", "+123"],
     ["never",       "123",   "0",  "0",  "123"],
-    ["except-zero", "-123",  "-0",  "0",  "+123"],
+    ["exceptZero",  "-123",  "-0",  "0",  "+123"],
 ];
 
 for (const [signDisplay, neg, negZero, zero, pos] of testData) {

test/test262/test262.status

@@ -83,6 +83,9 @@
   # https://bugs.chromium.org/p/v8/issues/detail?id=9319
   'intl402/NumberFormat/prototype/resolvedOptions/order': [FAIL],
 
+  # crbug.com/v8/9483
+  'intl402/NumberFormat/currencyDisplay-unit': [FAIL],
+
   # https://bugs.chromium.org/p/v8/issues/detail?id=9084
   'intl402/supportedLocalesOf-consistent-with-resolvedOptions': [FAIL],
   'intl402/fallback-locales-are-supported': [FAIL],