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helpers.js
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helpers.js
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var isarray = require('isarray')
module.exports = {
add: function (items, data) {
items[data.key] = data.value
return items
},
remove: function (items, data) {
if (isarray(items)) {
items.splice(parseFloat(data.key), 1)
} else {
delete items[data.key]
}
return items
},
change: function (items, data) {
if (isarray(items)) {
items[data.key] = data.value
} else {
var keys = Object.keys(items)
var modified = {}
keys.forEach(function (key) {
if (data.previousKey && key === data.previousKey) {
modified[data.key] = data.value || items[data.previousKey]
} else {
modified[key] = (key === data.key) ? data.value : items[key]
}
})
items = modified
}
return items
},
inputValue: function (items, data) {
items[data.key] = data.value
return items
}
}