check for promise according to spec

gavinmcdermott · gavinmcdermott · commit 93531454bbd6 · 2016-05-11T10:35:11.000-07:00
diff --git a/src/api/block.js b/src/api/block.js
@@ -9,7 +9,7 @@ module.exports = (send) => {
     put (file, cb) {
       if (Array.isArray(file)) {
         let err = new Error('block.put() only accepts 1 file')
-        if (typeof cb !== 'function') {
+        if (typeof cb !== 'function' && typeof Promise !== 'undefined') {
           return new Promise((resolve, reject) => reject(err))
         }
         return cb(err)

Original file line number	Diff line number	Diff line change
`@@ -9,7 +9,7 @@ module.exports = (send) => {`
`9`	`9`	`put (file, cb) {`
`10`	`10`	`if (Array.isArray(file)) {`
`11`	`11`	`let err = new Error('block.put() only accepts 1 file')`
`12`		`- if (typeof cb !== 'function') {`
	`12`	`+ if (typeof cb !== 'function' && typeof Promise !== 'undefined') {`
`13`	`13`	`return new Promise((resolve, reject) => reject(err))`
`14`	`14`	`}`
`15`	`15`	`return cb(err)`