87 lines
1.9 KiB
JavaScript
87 lines
1.9 KiB
JavaScript
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"use strict";
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var _ = require("../lodash.custom");
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var utils = require("./utils");
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var Rx = require("rx");
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/**
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* Plugin interface
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* @returns {*|function(this:exports)}
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*/
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module.exports.plugin = function (bs) {
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var options = bs.options;
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var emitter = bs.emitter;
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var defaultWatchOptions = options.get("watchOptions").toJS();
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return options.get("files").reduce(function (map, glob, namespace) {
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/**
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* Default CB when not given
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* @param event
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* @param path
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*/
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var fn = function (event, path) {
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emitter.emit("file:changed", {
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event: event,
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path: path,
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namespace: namespace
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});
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};
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var jsItem = glob.toJS();
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if (jsItem.globs.length) {
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var watcher = watch(jsItem.globs, defaultWatchOptions, fn);
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map[namespace] = {
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watchers: [watcher]
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};
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}
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if (jsItem.objs.length) {
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jsItem.objs.forEach(function (item) {
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if (!_.isFunction(item.fn)) {
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item.fn = fn;
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}
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var watcher = watch(item.match, item.options || defaultWatchOptions, item.fn.bind(bs.publicInstance));
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if (!map[namespace]) {
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map[namespace] = {
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watchers: [watcher]
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};
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} else {
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map[namespace].watchers.push(watcher);
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}
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});
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}
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return map;
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}, {});
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};
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/**
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* @param patterns
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* @param opts
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* @param cb
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* @returns {*}
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*/
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function watch (patterns, opts, cb) {
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if (typeof opts === "function") {
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cb = opts;
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opts = {};
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}
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var watcher = require("chokidar")
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.watch(patterns, opts);
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if (_.isFunction(cb)) {
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watcher.on("all", cb);
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}
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return watcher;
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}
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module.exports.watch = watch;
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