reload.js
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"use strict";
var utils = require("../utils");
var publicUtils = require("./public-utils");
var _ = require("../../lodash.custom");
var defaultConfig = require("../default-config");
var stream = require("./stream");
/**
* @param emitter
* @returns {Function}
*/
module.exports = function (emitter) {
/**
* Inform browsers about file changes.
*
* eg: reload("core.css")
*/
function browserSyncReload (opts) {
/**
* BACKWARDS COMPATIBILITY:
* Passing an object as the only arg to the `reload`
* method with at *least* the key-value pair of {stream: true},
* was only ever used for streams support - so it's safe to check
* for that signature here and defer to the
* dedicated `.stream()` method instead.
*/
if (_.isObject(opts)) {
if (!Array.isArray(opts) && Object.keys(opts).length) {
if (opts.stream === true) {
return stream(emitter)(opts);
}
}
}
/**
* Handle single string paths such as
* reload("core.css")
*/
if (typeof opts === "string" && opts !== "undefined") {
return publicUtils.emitChangeEvent(emitter, opts, true);
}
/**
* Handle an array of file paths such as
* reload(["core.css, "ie.cess"])
*/
if (Array.isArray(opts)) {
if (utils.willCauseReload(opts, defaultConfig.injectFileTypes)) {
return publicUtils.emitBrowserReload(emitter);
}
return opts.forEach(function (filepath) {
publicUtils.emitChangeEvent(emitter, filepath, true);
});
}
/**
* At this point the argument given was neither an object,
* array or string so we simply perform a reload. This is to
* allow the following syntax to work as expected
*
* reload();
*/
return publicUtils.emitBrowserReload(emitter);
}
return browserSyncReload;
};