forked from extern/bruno
chore(#197): ran prettier on packages/bruno-query
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Anoop M D
parent
116e050987
commit
f68eacfe0d
@ -6,10 +6,10 @@ function normalize(value: any) {
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const values = [] as any[];
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value.forEach(item => {
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value.forEach((item) => {
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const value = normalize(item);
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if (value != null) {
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values.push(...Array.isArray(value) ? value : [value]);
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values.push(...(Array.isArray(value) ? value : [value]));
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}
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});
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@ -18,11 +18,11 @@ function normalize(value: any) {
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/**
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* Gets value of a prop from source.
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*
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*
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* If source is an array get value from each item.
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*
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*
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* If deep is true then recursively gets values for prop in nested objects.
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*
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*
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* Once a value is found will not recurse further into that value.
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*/
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function getValue(source: any, prop: string, deep = false): any {
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@ -31,7 +31,7 @@ function getValue(source: any, prop: string, deep = false): any {
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let value;
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if (Array.isArray(source)) {
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value = source.map(item => getValue(item, prop, deep));
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value = source.map((item) => getValue(item, prop, deep));
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} else {
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value = source[prop];
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if (deep) {
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@ -63,7 +63,7 @@ function objectPredicate(obj: Record<string, any>) {
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/**
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* Apply filter on source array or object
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*
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*
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* If the filter returns a non boolean non null value it is treated as a mapped value
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*/
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function filterOrMap(source: any, funOrObj: PredicateOrMapper) {
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@ -75,7 +75,7 @@ function filterOrMap(source: any, funOrObj: PredicateOrMapper) {
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if (item == null) continue;
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const value = fun(item);
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if (value === true) {
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result.push(item); // predicate
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result.push(item); // predicate
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} else if (value != null && value !== false) {
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result.push(value); // mapper
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}
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@ -85,7 +85,7 @@ function filterOrMap(source: any, funOrObj: PredicateOrMapper) {
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/**
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* Getter with deep navigation, filter and map support
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*
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*
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* 1. Easy array navigation
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* ```js
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* get(data, 'customer.orders.items.amount')
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@ -100,48 +100,49 @@ function filterOrMap(source: any, funOrObj: PredicateOrMapper) {
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* ```
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* 4. Array filtering [?] with corresponding filter function
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* ```js
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* get(data, '..items[?].amount', i => i.amount > 20)
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* get(data, '..items[?].amount', i => i.amount > 20)
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* ```
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* 5. Array filtering [?] with simple object predicate, same as (i => i.id === 2 && i.amount === 20)
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* ```js
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* get(data, '..items[?]', { id: 2, amount: 20 })
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* get(data, '..items[?]', { id: 2, amount: 20 })
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* ```
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* 6. Array mapping [?] with corresponding mapper function
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* ```js
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* get(data, '..items[?].amount', i => i.amount + 10)
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* get(data, '..items[?].amount', i => i.amount + 10)
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* ```
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*/
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export function get(source: any, path: string, ...fns: PredicateOrMapper[]) {
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const paths = path
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.replace(/\s+/g, '')
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.split(/(\.{1,2}|\[\?\]|\[\d+\])/g) // ["..", "items", "[?]", ".", "amount", "[0]" ]
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.filter(s => s.length > 0)
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.map(str => {
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.filter((s) => s.length > 0)
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.map((str) => {
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str = str.replace(/\[|\]/g, '');
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const index = parseInt(str);
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return isNaN(index) ? str : index;
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});
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let index = 0, lookbehind = '' as string | number, funIndex = 0;
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let index = 0,
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lookbehind = '' as string | number,
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funIndex = 0;
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while (source != null && index < paths.length) {
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const token = paths[index++];
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switch (true) {
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case token === "..":
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case token === ".":
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case token === '..':
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case token === '.':
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break;
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case token === "?":
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case token === '?':
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const fun = fns[funIndex++];
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if (fun == null)
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throw new Error(`missing function for ${lookbehind}`);
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if (fun == null) throw new Error(`missing function for ${lookbehind}`);
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source = filterOrMap(source, fun);
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break;
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case typeof token === 'number':
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source = normalize(source[token]);
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break;
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default:
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source = getValue(source, token as string, lookbehind === "..");
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source = getValue(source, token as string, lookbehind === '..');
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}
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lookbehind = token;
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@ -5,57 +5,56 @@ import { get } from '../src/index';
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const data = {
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customer: {
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address: {
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city: "bangalore"
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city: 'bangalore'
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},
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orders: [
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{
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id: "order-1",
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id: 'order-1',
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items: [
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{ id: 1, amount: 10 },
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{ id: 2, amount: 20 },
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{ id: 2, amount: 20 }
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]
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},
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{
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id: "order-2",
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id: 'order-2',
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items: [
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{ id: 3, amount: 30, },
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{ id: 3, amount: 30 },
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{ id: 4, amount: 40 }
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]
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}
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],
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},
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]
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}
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};
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describe("get", () => {
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describe('get', () => {
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it.each([
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["customer.address.city", "bangalore"],
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["customer.orders.items.amount", [10, 20, 30, 40]],
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["customer.orders.items.amount[0]", 10],
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["..items.amount", [10, 20, 30, 40]],
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["..amount", [10, 20, 30, 40]],
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["..items.amount[0]", 10],
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["..items[0].amount", 10],
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["..items[5].amount", undefined], // invalid index
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["..id", ["order-1", 1, 2, "order-2", 3, 4]], // all ids
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["customer.orders.foo", undefined],
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["..customer.foo", undefined],
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["..address", [{ city: "bangalore" }]], // .. will return array
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["..address[0]", { city: "bangalore" }],
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])("%s should be %j", (expr, result) => {
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['customer.address.city', 'bangalore'],
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['customer.orders.items.amount', [10, 20, 30, 40]],
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['customer.orders.items.amount[0]', 10],
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['..items.amount', [10, 20, 30, 40]],
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['..amount', [10, 20, 30, 40]],
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['..items.amount[0]', 10],
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['..items[0].amount', 10],
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['..items[5].amount', undefined], // invalid index
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['..id', ['order-1', 1, 2, 'order-2', 3, 4]], // all ids
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['customer.orders.foo', undefined],
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['..customer.foo', undefined],
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['..address', [{ city: 'bangalore' }]], // .. will return array
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['..address[0]', { city: 'bangalore' }]
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])('%s should be %j', (expr, result) => {
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expect(get(data, expr)).toEqual(result);
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});
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// filter and map
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it.each([
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["..items[?].amount", [40], (i: any) => i.amount > 30], // [?] filter
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["..items[?].amount", [40], { id: 4, amount: 40 }], // object filter
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["..items[?].amount", undefined, { id: 5, amount: 40 }],
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["..items..amount[?][0]", 40, (amt: number) => amt > 30],
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["..items..amount[0][?]", undefined, (amt: number) => amt > 30], // filter on single value
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["..items..amount[?]", [11, 21, 31, 41], (amt: number) => amt + 1], // [?] mapper
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["..items..amount[0][?]", 11, (amt: number) => amt + 1], // [?] map on single value
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])("%s should be %j for %s", (expr, result, filter) => {
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['..items[?].amount', [40], (i: any) => i.amount > 30], // [?] filter
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['..items[?].amount', [40], { id: 4, amount: 40 }], // object filter
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['..items[?].amount', undefined, { id: 5, amount: 40 }],
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['..items..amount[?][0]', 40, (amt: number) => amt > 30],
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['..items..amount[0][?]', undefined, (amt: number) => amt > 30], // filter on single value
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['..items..amount[?]', [11, 21, 31, 41], (amt: number) => amt + 1], // [?] mapper
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['..items..amount[0][?]', 11, (amt: number) => amt + 1] // [?] map on single value
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])('%s should be %j for %s', (expr, result, filter) => {
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expect(get(data, expr, filter)).toEqual(result);
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});
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});
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