26 lines
549 B
JavaScript
26 lines
549 B
JavaScript
|
var isArray = require('./isArray')
|
||
|
|
var hasOwnProp = require('./hasOwnProp')
|
||
|
|
|
||
|
|
function helperCreateIndexOf (name, callback) {
|
||
|
|
return function (obj, val) {
|
||
|
|
if (obj) {
|
||
|
|
if (typeof obj === 'string' || isArray(obj)) {
|
||
|
|
if (obj[name]) {
|
||
|
|
return obj[name](val)
|
||
|
|
}
|
||
|
|
return callback(obj, val)
|
||
|
|
}
|
||
|
|
for (var key in obj) {
|
||
|
|
if (hasOwnProp(obj, key)) {
|
||
|
|
if (val === obj[key]) {
|
||
|
|
return key
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return -1
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
module.exports = helperCreateIndexOf
|