Add dependencies, permit single-function usage

index.js

@@ -10,29 +10,29 @@ const { validateOptions } = require("@validatem/core");
const required = require("@validatem/required");
const isFunction = require("@validatem/is-function");
const defaultTo = require("@validatem/default-to");
const wrapValueAsOption = require("@validatem/wrap-value-as-option");
// FIXME: Update other stream implementations to new API
module.exports = function simpleSinkStream(_options) {
	let { onResult, onEnd, onAbort } = validateOptions(arguments, {
		onResult: [ required, isFunction ],
		onEnd: [ isFunction, defaultTo.literal(defaultOnEnd) ],
		onAbort: [ isFunction, defaultTo.literal(defaultOnAbort) ]
	});
	let { onResult, onEnd, onAbort } = validateOptions(arguments, [
		required,
		wrapValueAsOption("onResult"), {
			onResult: [ required, isFunction ],
			onEnd: [ isFunction, defaultTo.literal(function defaultOnEnd() {
				// We return whatever value we got last from the specified onResult callback.
				return lastResult;
			})],
			onAbort: [ isFunction, defaultTo.literal(function defaultOnAbort() {
				// no-op
			})]
		}
	]);
	let lastResult;
	let onEndCalled = false;
	let onEndResult;
	let abortHandled = false;
	function defaultOnEnd() {
		// We return whatever value we got last from the specified onResult callback.
		return lastResult;
	}
	function defaultOnAbort() {
		// no-op
	}
	return {
		description: `simple sink stream`,
		abort: propagateAbort,

package.json

@@ -6,12 +6,15 @@
  "author": "Sven Slootweg <admin@cryto.net>",
  "license": "WTFPL OR CC0-1.0",
  "dependencies": {
    "@ppstreams/is-aborted": "^0.1.0",
    "@ppstreams/is-end-of-stream": "^0.1.0",
    "@ppstreams/propagate-abort": "^0.1.2",
    "@ppstreams/propagate-peek": "^0.1.0",
    "@validatem/core": "^0.3.11",
    "@validatem/default-to": "^0.1.0",
    "@validatem/is-function": "^0.1.0",
    "@validatem/required": "^0.1.1",
    "@validatem/wrap-value-as-option": "^0.1.0",
    "bluebird": "^3.5.4"
  }
}