diff options
Diffstat (limited to 'tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/number/is-nan/is-implemented.js')
-rw-r--r-- | tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/number/is-nan/is-implemented.js | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/number/is-nan/is-implemented.js b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/number/is-nan/is-implemented.js new file mode 100644 index 0000000000..4cf2766563 --- /dev/null +++ b/tools/eslint/node_modules/escope/node_modules/es6-map/node_modules/es5-ext/number/is-nan/is-implemented.js @@ -0,0 +1,7 @@ +'use strict'; + +module.exports = function () { + var isNaN = Number.isNaN; + if (typeof isNaN !== 'function') return false; + return !isNaN({}) && isNaN(NaN) && !isNaN(34); +}; |