index.js•1.22 kB
"use strict";
var normalizeOpts = require("es5-ext/object/normalize-options")
, resolveLength = require("./lib/resolve-length")
, plain = require("./plain");
module.exports = function (fn/*, options*/) {
var options = normalizeOpts(arguments[1]), length;
if (!options.normalizer) {
length = options.length = resolveLength(options.length, fn.length, options.async);
if (length !== 0) {
if (options.primitive) {
if (length === false) {
options.normalizer = require("./normalizers/primitive");
} else if (length > 1) {
options.normalizer = require("./normalizers/get-primitive-fixed")(length);
}
} else if (length === false) options.normalizer = require("./normalizers/get")();
else if (length === 1) options.normalizer = require("./normalizers/get-1")();
else options.normalizer = require("./normalizers/get-fixed")(length);
}
}
// Assure extensions
if (options.async) require("./ext/async");
if (options.promise) require("./ext/promise");
if (options.dispose) require("./ext/dispose");
if (options.maxAge) require("./ext/max-age");
if (options.max) require("./ext/max");
if (options.refCounter) require("./ext/ref-counter");
return plain(fn, options);
};