diff options
Diffstat (limited to 'tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/string/#/@@iterator/is-implemented.js')
-rw-r--r-- | tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/string/#/@@iterator/is-implemented.js | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/string/#/@@iterator/is-implemented.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/string/#/@@iterator/is-implemented.js new file mode 100644 index 0000000000..f5c462deb9 --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/string/#/@@iterator/is-implemented.js @@ -0,0 +1,16 @@ +'use strict'; + +var iteratorSymbol = require('es6-symbol').iterator; + +module.exports = function () { + var str = '🙈f', iterator, result; + if (typeof str[iteratorSymbol] !== 'function') return false; + iterator = str[iteratorSymbol](); + if (!iterator) return false; + if (typeof iterator.next !== 'function') return false; + result = iterator.next(); + if (!result) return false; + if (result.value !== '🙈') return false; + if (result.done !== false) return false; + return true; +}; |