nly-adminlte-vue
Version:
nly adminlte3 components
34 lines (31 loc) • 1.21 kB
JavaScript
import { keys } from "../../../utils/object";
import { isDate, isObject, isUndefinedOrNull } from "../../../utils/inspect";
import { toString } from "../../../utils/string";
// Recursively stringifies the values of an object, space separated, in an
// SSR safe deterministic way (keys are sorted before stringification)
//
// ex:
// { b: 3, c: { z: 'zzz', d: null, e: 2 }, d: [10, 12, 11], a: 'one' }
// becomes
// 'one 3 2 zzz 10 12 11'
//
// Primitives (numbers/strings) are returned as-is
// Null and undefined values are filtered out
// Dates are converted to their native string format
const stringifyObjectValues = val => {
if (isUndefinedOrNull(val)) {
/* istanbul ignore next */
return "";
}
// Arrays are also object, and keys just returns the array indexes
// Date objects we convert to strings
if (isObject(val) && !isDate(val)) {
return keys(val)
.sort() // Sort to prevent SSR issues on pre-rendered sorted tables
.filter(v => !isUndefinedOrNull(v)) // Ignore undefined/null values
.map(k => stringifyObjectValues(val[k]))
.join(" ");
}
return toString(val);
};
export default stringifyObjectValues;