1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
|
if (process.env.NODE_ENV !== 'production') {
var hot = require('./index').hot;
if (module.hot) {
var cache = require.cache;
if (!module.parents || module.parents.length === 0) {
throw new Error(
'React-Hot-Loader: `react-hot-loader/root` is not supported on your system. ' +
'Please use `import {hot} from "react-hot-loader"` instead'
);
}
// access parent
var parent = cache[module.parents[0]];
if (!parent) {
throw new Error(
'React-Hot-Loader: `react-hot-loader/root` is not supported on your system. ' +
'Please use `import {hot} from "react-hot-loader"` instead'
);
}
// remove self from a cache
delete cache[module.id];
// setup hot for caller
exports.hot = hot(parent);
} else {
fallbackHot();
}
} else {
// prod mode
fallbackHot();
}
function fallbackHot() {
exports.hot = function (a) {
return a;
};
}
|