| 1 | "use strict";
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| 2 |
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| 3 | Object.defineProperty(exports, "__esModule", {
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| 4 | value: true
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| 5 | });
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| 6 | exports.axisPropsAreEqual = axisPropsAreEqual;
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| 7 | var _propsAreEqual = require("./propsAreEqual");
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| 8 | var _excluded = ["domain", "range"],
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| 9 | _excluded2 = ["domain", "range"];
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| 10 | function _objectWithoutProperties(e, t) { if (null == e) return {}; var o, r, i = _objectWithoutPropertiesLoose(e, t); if (Object.getOwnPropertySymbols) { var n = Object.getOwnPropertySymbols(e); for (r = 0; r < n.length; r++) o = n[r], -1 === t.indexOf(o) && {}.propertyIsEnumerable.call(e, o) && (i[o] = e[o]); } return i; }
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| 11 | function _objectWithoutPropertiesLoose(r, e) { if (null == r) return {}; var t = {}; for (var n in r) if ({}.hasOwnProperty.call(r, n)) { if (-1 !== e.indexOf(n)) continue; t[n] = r[n]; } return t; }
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| 12 | function shortArraysAreEqual(arr1, arr2) {
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| 13 | if (arr1 === arr2) {
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| 14 | return true;
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| 15 | }
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| 16 | if (Array.isArray(arr1) && arr1.length === 2 && Array.isArray(arr2) && arr2.length === 2) {
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| 17 | return arr1[0] === arr2[0] && arr1[1] === arr2[1];
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| 18 | }
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| 19 | return false;
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| 20 | }
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| 21 |
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| 22 | /**
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| 23 | * Usually we would not compare array props deeply for performance consideration.
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| 24 | * However, for axis props, domain is sometimes defined as a two-elements array, and range is always
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| 25 | * a two-elements array. So we can do a shallow comparison for the rest props and a shallow
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| 26 | * comparison for these two array props.
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| 27 | * @param prevProps
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| 28 | * @param nextProps
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| 29 | */
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| 30 | function axisPropsAreEqual(prevProps, nextProps) {
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| 31 | if (prevProps === nextProps) {
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| 32 | return true;
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| 33 | }
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| 34 | var {
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| 35 | domain: prevDomain,
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| 36 | range: prevRange
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| 37 | } = prevProps,
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| 38 | prevRest = _objectWithoutProperties(prevProps, _excluded);
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| 39 | var {
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| 40 | domain: nextDomain,
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| 41 | range: nextRange
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| 42 | } = nextProps,
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| 43 | nextRest = _objectWithoutProperties(nextProps, _excluded2);
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| 44 | if (!shortArraysAreEqual(prevDomain, nextDomain)) {
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| 45 | return false;
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| 46 | }
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| 47 | if (!shortArraysAreEqual(prevRange, nextRange)) {
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| 48 | return false;
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| 49 | }
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| 50 | return (0, _propsAreEqual.propsAreEqual)(prevRest, nextRest);
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| 51 | } |
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