> Le 3 juin 2015 à 12:46, Leon Arnott <leonarn...@gmail.com> a écrit : > > This reminds me: I feel like the spec should've added > Array.prototype[Symbol.isConcatSpreadable] (value:true, > configurable:false, writable:false), and eliminated the final > IsArray() test from > [22.1.3.11](https://people.mozilla.org/~jorendorff/es6-draft.html#sec-isconcatspreadable). > Would've made the Array#concat() behaviour a little cleaner, in my > opinion.
Given that "inheriting from `Array.prototype`" and "being an Array object" are two distinct notions, that would be a breaking change from the past that needs careful consideration. —Claude _______________________________________________ es-discuss mailing list es-discuss@mozilla.org https://mail.mozilla.org/listinfo/es-discuss
