@aws/pdk
Version:
All documentation is located at: https://aws.github.io/aws-pdk
64 lines (53 loc) • 1.22 kB
JavaScript
var _objectAssign =
/*#__PURE__*/
require("./_objectAssign.js");
var _identity =
/*#__PURE__*/
require("./_identity.js");
var _isArrayLike =
/*#__PURE__*/
require("./_isArrayLike.js");
var _isTransformer =
/*#__PURE__*/
require("./_isTransformer.js");
var objOf =
/*#__PURE__*/
require("../objOf.js");
var _stepCatArray = {
'@@transducer/init': Array,
'@@transducer/step': function (xs, x) {
xs.push(x);
return xs;
},
'@@transducer/result': _identity
};
var _stepCatString = {
'@@transducer/init': String,
'@@transducer/step': function (a, b) {
return a + b;
},
'@@transducer/result': _identity
};
var _stepCatObject = {
'@@transducer/init': Object,
'@@transducer/step': function (result, input) {
return _objectAssign(result, _isArrayLike(input) ? objOf(input[0], input[1]) : input);
},
'@@transducer/result': _identity
};
function _stepCat(obj) {
if (_isTransformer(obj)) {
return obj;
}
if (_isArrayLike(obj)) {
return _stepCatArray;
}
if (typeof obj === 'string') {
return _stepCatString;
}
if (typeof obj === 'object') {
return _stepCatObject;
}
throw new Error('Cannot create transformer for ' + obj);
}
module.exports = _stepCat;