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76 lines (67 loc) · 2.82 KB
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var utils = require('loader-utils');
var bootstrapModule = /(\.bootstrapModule|\.bootstrapModuleFactory)\((.+)\)/gm;
var bootLoader = /((hmr_1|r)\.bootloader)\((.+)\)/gm;
function Angular2HMRLoader(source, sourcemap) {
var self = this;
// Not cacheable during unit tests;
self.cacheable && self.cacheable();
var query = utils.getOptions(self) || {};
function done(src, srcmap) {
// Support for tests
if (self.callback) {
self.callback(null, src, srcmap);
} else {
return src;
}
}
if (query.prod) {
source = source.replace(bootLoader, function (match, boot, ngmodule, main, offset, src) {
// return updated metadata
return '(document.readyState === "complete" || document.readyState === "interactive") ? ' + main +
'() : document.addEventListener("DOMContentLoaded", function() { ' + main + '()' + ' })';
});
return done(source, sourcemap);
}
source = source.replace(bootstrapModule, function (match, boot, ngmodule, offset, src) {
// return updated metadata
var newLine = ' ';
if (query.pretty) {
newLine = '\n';
}
return boot + '(' + ngmodule + ')' +
'.then(function(MODULE_REF) {'+ newLine +
' if (module["hot"]) {'+ newLine +
' module["hot"]["accept"]();'+ newLine +
' '+ newLine +
' if (MODULE_REF.instance["hmrOnInit"]) {'+ newLine +
' module["hot"]["data"] && MODULE_REF.instance["hmrOnInit"](module["hot"]["data"]);'+ newLine +
' }'+ newLine +
' if (MODULE_REF.instance["hmrOnStatus"]) {'+ newLine +
' module["hot"]["apply"](function(status) {'+ newLine +
' MODULE_REF.instance["hmrOnStatus"](status);'+ newLine +
' });'+ newLine +
' }'+ newLine +
' if (MODULE_REF.instance["hmrOnCheck"]) {'+ newLine +
' module["hot"]["check"](function(err, outdatedModules) {'+ newLine +
' MODULE_REF.instance["hmrOnCheck"](err, outdatedModules);'+ newLine +
' });'+ newLine +
' }'+ newLine +
' if (MODULE_REF.instance["hmrOnDecline"]) {'+ newLine +
' module["hot"]["decline"](function(dependencies) {'+ newLine +
' MODULE_REF.instance["hmrOnDecline"](dependencies);'+ newLine +
' });'+ newLine +
' }'+ newLine +
' module["hot"]["dispose"](function(store) {'+ newLine +
' MODULE_REF.instance["hmrOnDestroy"] && MODULE_REF.instance["hmrOnDestroy"](store);'+ newLine +
' MODULE_REF.destroy();'+ newLine +
' MODULE_REF.instance["hmrAfterDestroy"] && MODULE_REF.instance["hmrAfterDestroy"](store);'+ newLine +
' });'+ newLine +
' }'+ newLine +
' return MODULE_REF;'+ newLine +
'})'
});
return done(source, sourcemap)
};
// Make sure it works anyway you import it
Angular2HMRLoader.default = Angular2HMRLoader;
module.exports = Angular2HMRLoader