Every new change
This commit is contained in:
30
node_modules/rxjs/_esm5/internal/operators/pluck.js
generated
vendored
Normal file
30
node_modules/rxjs/_esm5/internal/operators/pluck.js
generated
vendored
Normal file
@ -0,0 +1,30 @@
|
||||
/** PURE_IMPORTS_START _map PURE_IMPORTS_END */
|
||||
import { map } from './map';
|
||||
export function pluck() {
|
||||
var properties = [];
|
||||
for (var _i = 0; _i < arguments.length; _i++) {
|
||||
properties[_i] = arguments[_i];
|
||||
}
|
||||
var length = properties.length;
|
||||
if (length === 0) {
|
||||
throw new Error('list of properties cannot be empty.');
|
||||
}
|
||||
return function (source) { return map(plucker(properties, length))(source); };
|
||||
}
|
||||
function plucker(props, length) {
|
||||
var mapper = function (x) {
|
||||
var currentProp = x;
|
||||
for (var i = 0; i < length; i++) {
|
||||
var p = currentProp[props[i]];
|
||||
if (typeof p !== 'undefined') {
|
||||
currentProp = p;
|
||||
}
|
||||
else {
|
||||
return undefined;
|
||||
}
|
||||
}
|
||||
return currentProp;
|
||||
};
|
||||
return mapper;
|
||||
}
|
||||
//# sourceMappingURL=pluck.js.map
|
Reference in New Issue
Block a user