@pixi/react
Version:
Write PixiJS applications using React declarative style.
105 lines (103 loc) • 2.38 kB
JavaScript
;
function isArray(input) {
return Array.isArray(input);
}
function isBoolean(input) {
return typeof input === "boolean";
}
function isEqual(inputA, inputB, options = {
arrays: "reference",
objects: "reference",
strict: true
}) {
const {
arrays,
objects,
strict
} = options;
if (typeof inputA !== typeof inputB || !!inputA !== !!inputB) {
return false;
}
if (isString(inputA) || isNumber(inputA)) {
return inputA === inputB;
}
const isInputAAnObject = isObject(inputA);
if (isInputAAnObject && objects === "reference") {
return inputA === inputB;
}
const isInputAAnArray = isArray(inputA);
if (isInputAAnArray && arrays === "reference") {
return inputA === inputB;
}
if ((isInputAAnArray || isInputAAnObject) && inputA === inputB) {
return true;
}
let key;
for (key in inputA) {
if (!(key in inputB)) {
return false;
}
}
let input = inputA;
if (strict) {
input = inputB;
}
if (isInputAAnObject && arrays === "shallow" && objects === "shallow") {
for (key in input) {
const equalityCheckResult = isEqual(inputA[key], inputB[key], {
strict,
objects: "reference"
});
if (!equalityCheckResult) {
return false;
}
}
} else {
for (key in input) {
if (inputA[key] !== inputB[key]) {
return false;
}
}
}
if (isUndefined(key)) {
if (isInputAAnArray && inputA.length === 0 && inputB.length === 0) {
return true;
}
if (isInputAAnObject && Object.keys(inputA).length === 0 && Object.keys(inputB).length === 0) {
return true;
}
if (inputA !== inputB) {
return false;
}
}
return true;
}
function isFunction(input) {
return typeof input === "function";
}
function isNull(input) {
return input === null;
}
function isNumber(input) {
return typeof input === "number";
}
function isObject(input) {
if (input !== Object(input)) {
return false;
}
if (isArray(input)) {
return false;
}
if (typeof input === "function") {
return false;
}
return true;
}
function isString(input) {
return typeof input === "string";
}
function isUndefined(input) {
return input === void 0;
}
export { isArray, isBoolean, isEqual, isFunction, isNull, isNumber, isObject, isString, isUndefined };
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