Whoops, forgot the build for v1.0.0
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var gulp = require('gulp');
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/* CoffeeScript compile deps */
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var path = require('path');
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var gutil = require('gulp-util');
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var concat = require('gulp-concat');
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var rename = require('gulp-rename');
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var coffee = require('gulp-coffee');
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var cache = require('gulp-cached');
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var remember = require('gulp-remember');
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var plumber = require('gulp-plumber');
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var source = ["lib/**/*.coffee", "index.coffee"]
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gulp.task('coffee', function() {
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return gulp.src(source, {base: "."})
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.pipe(plumber())
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.pipe(cache("coffee"))
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.pipe(coffee({bare: true}).on('error', gutil.log)).on('data', gutil.log)
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.pipe(remember("coffee"))
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.pipe(gulp.dest("."));
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});
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gulp.task('watch', function () {
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gulp.watch(source, ['coffee']);
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});
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gulp.task('default', ['coffee', 'watch']);
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@ -0,0 +1,99 @@
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var Promise, createRetrieverPromise, fs, nodeifyWrapper, retrieveBuffer, retrieveCoreHttpStream, retrieveFilesystemStream, retrieveRequestHttpStream;
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Promise = require("bluebird");
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fs = Promise.promisifyAll(require("fs"));
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nodeifyWrapper = function(callback, func) {
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return func().nodeify(callback);
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};
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createRetrieverPromise = function(stream, retriever) {
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return new Promise(function(resolve, reject) {
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return retriever(stream, function(result) {
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if (result != null) {
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if (result instanceof Error) {
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console.log("REJECTING...", result);
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return reject(result);
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} else {
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return resolve(result);
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}
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} else {
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return reject(new Error("Could not find a length using this lengthRetriever."));
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}
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});
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});
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};
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retrieveBuffer = function(stream, callback) {
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if (stream instanceof Buffer) {
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return callback(stream.length);
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} else {
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return callback(null);
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}
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};
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retrieveFilesystemStream = function(stream, callback) {
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var _ref;
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if (stream.hasOwnProperty("fd")) {
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if (stream.end !== void 0 && stream.end !== Infinity && stream.start !== void 0) {
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return callback(stream.end + 1 - ((_ref = stream.start) != null ? _ref : 0));
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} else {
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return Promise["try"](function() {
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return fs.statAsync(stream.path);
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}).then(function(stat) {
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var _ref1;
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return callback(stat.size - ((_ref1 = stream.start) != null ? _ref1 : 0));
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})["catch"](function(err) {
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return callback(err);
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});
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}
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} else {
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return callback(null);
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}
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};
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retrieveCoreHttpStream = function(stream, callback) {
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if (stream.hasOwnProperty("httpVersion") && (stream.headers["content-length"] != null)) {
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return callback(parseInt(stream.headers["content-length"]));
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} else {
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return callback(null);
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}
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};
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retrieveRequestHttpStream = function(stream, callback) {
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if (stream.hasOwnProperty("httpModule")) {
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return stream.on("response", function(response) {
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if (response.headers["content-length"] != null) {
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return callback(parseInt(response.headers["content-length"]));
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} else {
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return callback(null);
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}
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});
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} else {
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return callback(null);
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}
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};
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module.exports = function(stream, options, callback) {
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if (options == null) {
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options = {};
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}
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return nodeifyWrapper(callback, function() {
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var retriever, retrieverPromises, _i, _j, _len, _len1, _ref, _ref1;
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retrieverPromises = [];
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if (options.lengthRetrievers != null) {
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_ref = options.lengthRetrievers;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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retriever = _ref[_i];
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retrieverPromises.push(createRetrieverPromise(stream, retriever));
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}
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}
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_ref1 = [retrieveBuffer, retrieveFilesystemStream, retrieveCoreHttpStream, retrieveRequestHttpStream];
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for (_j = 0, _len1 = _ref1.length; _j < _len1; _j++) {
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retriever = _ref1[_j];
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retrieverPromises.push(createRetrieverPromise(stream, retriever));
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}
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return Promise.any(retrieverPromises);
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});
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};
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