diff options
Diffstat (limited to 'node_modules/is-observable/index.js')
| -rw-r--r-- | node_modules/is-observable/index.js | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/node_modules/is-observable/index.js b/node_modules/is-observable/index.js new file mode 100644 index 000000000..77f399458 --- /dev/null +++ b/node_modules/is-observable/index.js @@ -0,0 +1,6 @@ +'use strict'; +var symbolObservable = require('symbol-observable'); + +module.exports = function (fn) { + return Boolean(fn && fn[symbolObservable]); +}; |