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Diffstat (limited to 'comm/mail/test/browser/utils/html/collections.html')
| -rw-r--r-- | comm/mail/test/browser/utils/html/collections.html | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/comm/mail/test/browser/utils/html/collections.html b/comm/mail/test/browser/utils/html/collections.html new file mode 100644 index 0000000000..e51ee98216 --- /dev/null +++ b/comm/mail/test/browser/utils/html/collections.html @@ -0,0 +1,26 @@ +<html> + <head> + <title>Collections</title> + <script> + const JS_HAS_SYMBOLS = typeof Symbol === "function"; + const ITERATOR_SYMBOL = JS_HAS_SYMBOLS ? Symbol.iterator : "@@iterator"; + var gIterator = (function* () { + yield 1; yield 2; yield 3; yield 4; yield 5; + })(); + + var gCustomIterator = { + _array: [6, 7, 8, 9], + *[ITERATOR_SYMBOL]() { + for (var i = 0; i < this._array.length; ++i) { + yield this._array[i]; + } + }, + }; + </script> + </head> + <body> + I have two collections defined - gIterator is an iterator, and contains + [1, 2, 3, 4, 5], and gCustomIterator is an object with an @@iterator + method that contains [6, 7, 8, 9]. + </body> +</html> |