@ant-design/icons/lib/utils.js

[](https://npmjs.org/package/@ant-design/icons) [](https://npmjs.org/package/@ant-design/icons)

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.generate = generate;
exports.getSecondaryColor = getSecondaryColor;
exports.iconStyles = void 0;
exports.isIconDefinition = isIconDefinition;
exports.normalizeAttrs = normalizeAttrs;
exports.normalizeTwoToneColors = normalizeTwoToneColors;
exports.useInsertStyles = exports.svgBaseProps = void 0;
exports.warning = warning;
var _colors = require("@ant-design/colors");
var _dynamicCSS = require("@rc-component/util/lib/Dom/dynamicCSS");
var _shadow = require("@rc-component/util/lib/Dom/shadow");
var _warning = _interopRequireDefault(require("@rc-component/util/lib/warning"));
var _react = _interopRequireWildcard(require("react"));
var _Context = _interopRequireDefault(require("./components/Context"));
function _getRequireWildcardCache(e) { if ("function" != typeof WeakMap) return null; var r = new WeakMap(), t = new WeakMap(); return (_getRequireWildcardCache = function (e) { return e ? t : r; })(e); }
function _interopRequireWildcard(e, r) { if (!r && e && e.__esModule) return e; if (null === e || "object" != typeof e && "function" != typeof e) return { default: e }; var t = _getRequireWildcardCache(r); if (t && t.has(e)) return t.get(e); var n = { __proto__: null }, a = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var u in e) if ("default" !== u && Object.prototype.hasOwnProperty.call(e, u)) { var i = a ? Object.getOwnPropertyDescriptor(e, u) : null; i && (i.get || i.set) ? Object.defineProperty(n, u, i) : n[u] = e[u]; } return n.default = e, t && t.set(e, n), n; }
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function camelCase(input) {
  return input.replace(/-(.)/g, (match, g) => g.toUpperCase());
}
function warning(valid, message) {
  (0, _warning.default)(valid, `[@ant-design/icons] ${message}`);
}
function isIconDefinition(target) {
  return typeof target === 'object' && typeof target.name === 'string' && typeof target.theme === 'string' && (typeof target.icon === 'object' || typeof target.icon === 'function');
}
function normalizeAttrs(attrs = {}) {
  return Object.keys(attrs).reduce((acc, key) => {
    const val = attrs[key];
    switch (key) {
      case 'class':
        acc.className = val;
        delete acc.class;
        break;
      default:
        delete acc[key];
        acc[camelCase(key)] = val;
    }
    return acc;
  }, {});
}
function generate(node, key, rootProps) {
  if (!rootProps) {
    return /*#__PURE__*/_react.default.createElement(node.tag, {
      key,
      ...normalizeAttrs(node.attrs)
    }, (node.children || []).map((child, index) => generate(child, `${key}-${node.tag}-${index}`)));
  }
  return /*#__PURE__*/_react.default.createElement(node.tag, {
    key,
    ...normalizeAttrs(node.attrs),
    ...rootProps
  }, (node.children || []).map((child, index) => generate(child, `${key}-${node.tag}-${index}`)));
}
function getSecondaryColor(primaryColor) {
  // choose the second color
  return (0, _colors.generate)(primaryColor)[0];
}
function normalizeTwoToneColors(twoToneColor) {
  if (!twoToneColor) {
    return [];
  }
  return Array.isArray(twoToneColor) ? twoToneColor : [twoToneColor];
}

// These props make sure that the SVG behaviours like general text.
// Reference: https://blog.prototypr.io/align-svg-icons-to-text-and-say-goodbye-to-font-icons-d44b3d7b26b4
const svgBaseProps = exports.svgBaseProps = {
  width: '1em',
  height: '1em',
  fill: 'currentColor',
  'aria-hidden': 'true',
  focusable: 'false'
};
const iconStyles = exports.iconStyles = `
.anticon {
  display: inline-flex;
  align-items: center;
  color: inherit;
  font-style: normal;
  line-height: 0;
  text-align: center;
  text-transform: none;
  vertical-align: -0.125em;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.anticon > * {
  line-height: 1;
}

.anticon svg {
  display: inline-block;
}

.anticon::before {
  display: none;
}

.anticon .anticon-icon {
  display: block;
}

.anticon[tabindex] {
  cursor: pointer;
}

.anticon-spin::before,
.anticon-spin {
  display: inline-block;
  -webkit-animation: loadingCircle 1s infinite linear;
  animation: loadingCircle 1s infinite linear;
}

@-webkit-keyframes loadingCircle {
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}

@keyframes loadingCircle {
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
`;
const useInsertStyles = eleRef => {
  const {
    csp,
    prefixCls,
    layer
  } = (0, _react.useContext)(_Context.default);
  let mergedStyleStr = iconStyles;
  if (prefixCls) {
    mergedStyleStr = mergedStyleStr.replace(/anticon/g, prefixCls);
  }
  if (layer) {
    mergedStyleStr = `@layer ${layer} {\n${mergedStyleStr}\n}`;
  }
  (0, _react.useEffect)(() => {
    const ele = eleRef.current;
    const shadowRoot = (0, _shadow.getShadowRoot)(ele);
    (0, _dynamicCSS.updateCSS)(mergedStyleStr, '@ant-design-icons', {
      prepend: !layer,
      csp,
      attachTo: shadowRoot
    });
  }, []);
};
exports.useInsertStyles = useInsertStyles;