Current File : /home/emergentqj/actioncivile/pre-auth/def/static/node_modules/@material-ui/styles/esm/ThemeProvider/ThemeProvider.js
import _extends from "@babel/runtime/helpers/esm/extends";
import React from 'react';
import PropTypes from 'prop-types';
import { exactProp } from '@material-ui/utils';
import ThemeContext from '../useTheme/ThemeContext';
import useTheme from '../useTheme';
import nested from './nested'; // To support composition of theme.
function mergeOuterLocalTheme(outerTheme, localTheme) {
if (typeof localTheme === 'function') {
var mergedTheme = localTheme(outerTheme);
if (process.env.NODE_ENV !== 'production') {
if (!mergedTheme) {
console.error(['Material-UI: You should return an object from your theme function, i.e.', '<ThemeProvider theme={() => ({})} />'].join('\n'));
}
}
return mergedTheme;
}
return _extends({}, outerTheme, localTheme);
}
/**
* This component takes a `theme` prop.
* It makes the `theme` available down the React tree thanks to React context.
* This component should preferably be used at **the root of your component tree**.
*/
function ThemeProvider(props) {
var children = props.children,
localTheme = props.theme;
var outerTheme = useTheme();
if (process.env.NODE_ENV !== 'production') {
if (outerTheme === null && typeof localTheme === 'function') {
console.error(['Material-UI: You are providing a theme function prop to the ThemeProvider component:', '<ThemeProvider theme={outerTheme => outerTheme} />', '', 'However, no outer theme is present.', 'Make sure a theme is already injected higher in the React tree ' + 'or provide a theme object.'].join('\n'));
}
}
var theme = React.useMemo(function () {
var output = outerTheme === null ? localTheme : mergeOuterLocalTheme(outerTheme, localTheme);
if (output != null) {
output[nested] = outerTheme !== null;
}
return output;
}, [localTheme, outerTheme]);
return /*#__PURE__*/React.createElement(ThemeContext.Provider, {
value: theme
}, children);
}
process.env.NODE_ENV !== "production" ? ThemeProvider.propTypes = {
/**
* Your component tree.
*/
children: PropTypes.node.isRequired,
/**
* A theme object. You can provide a function to extend the outer theme.
*/
theme: PropTypes.oneOfType([PropTypes.object, PropTypes.func]).isRequired
} : void 0;
if (process.env.NODE_ENV !== 'production') {
process.env.NODE_ENV !== "production" ? ThemeProvider.propTypes = exactProp(ThemeProvider.propTypes) : void 0;
}
export default ThemeProvider;
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