sdk/lib/_internal/compiler/implementation/lib/js_helper.dart - Issue 11368138: Add some support for the code-point code-unit distinction.

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Unified Diff: sdk/lib/_internal/compiler/implementation/lib/js_helper.dart

Issue 11368138: Add some support for the code-point code-unit distinction. (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart

Patch Set: Implemented feedback from patch set 3 Created 8 years, 1 month ago

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« runtime/vm/unicode.h ('K') | « sdk/lib/_internal/compiler/implementation/lib/core_patch.dart ('k') | sdk/lib/_internal/compiler/implementation/lib/js_string.dart » ('j') | no next file with comments »
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Index: sdk/lib/_internal/compiler/implementation/lib/js_helper.dart

diff --git a/sdk/lib/_internal/compiler/implementation/lib/js_helper.dart b/sdk/lib/_internal/compiler/implementation/lib/js_helper.dart

index ed61b0c45a885f78d61576c2d56756c3878972a9..a79fbe7b68e76554483be917623c347b1cfde06e 100644

--- a/sdk/lib/_internal/compiler/implementation/lib/js_helper.dart

+++ b/sdk/lib/_internal/compiler/implementation/lib/js_helper.dart

@@ -536,11 +536,12 @@ class Primitives {

static num dateNow() => JS('num', r'Date.now()');

- static String stringFromCharCodes(charCodes) {

- for (var i in charCodes) {

+ static String stringFromCodeUnits(codeUnits) {

+ for (var i in codeUnits) {

if (i is !int) throw new ArgumentError(i);

+ if (i > String.MAX_CODE_UNIT) throw new ArgumentError(i);

}

- return JS('String', r'String.fromCharCode.apply(#, #)', null, charCodes);

+ return JS('String', r'String.fromCharCode.apply(#, #)', null, codeUnits);

}

static String getTimeZoneName(receiver) {