"use strict";
var __assign = (this && this.__assign) || Object.assign || function(t) {
    for (var s, i = 1, n = arguments.length; i < n; i++) {
        s = arguments[i];
        for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
            t[p] = s[p];
    }
    return t;
};
var escapeRegexp_1 = require("../escapeRegexp");
exports.__esModule = true;
exports["default"] = function (pattern) {
    var regexp = new RegExp("^" + escapeRegexp_1["default"](pattern) + "\\.(.+)");
    return function (action) {
        if (action.type === pattern) {
            return action;
        }
        else {
            var match = action.type.match(regexp);
            if (match) {
                return __assign({}, action, { type: match[1] });
            }
            else {
                return null;
            }
        }
    };
};