diff --git a/docs/.nojekyll b/docs/.nojekyll
deleted file mode 100644
index e69de29..0000000
diff --git a/docs/classes/_box_.box.html b/docs/classes/_box_.box.html
index ba34cb2..456acdc 100644
--- a/docs/classes/_box_.box.html
+++ b/docs/classes/_box_.box.html
@@ -127,7 +127,7 @@ <h3>constructor</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L64">Box.ts:64</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L64">Box.ts:64</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -149,7 +149,7 @@ <h3>_requestors</h3>
 					<div class="tsd-signature tsd-kind-icon">_requestors<span class="tsd-signature-symbol">:</span> <a href="../modules/_box_.html#requestor" class="tsd-signature-type">Requestor</a><span class="tsd-signature-symbol">[]</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L64">Box.ts:64</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L64">Box.ts:64</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -159,7 +159,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> value</h3>
 					<div class="tsd-signature tsd-kind-icon">value<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">any</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L63">Box.ts:63</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L63">Box.ts:63</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -176,7 +176,7 @@ <h3>assert</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L152">Box.ts:152</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L152">Box.ts:152</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -202,7 +202,7 @@ <h3>compose</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L197">Box.ts:197</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L197">Box.ts:197</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -225,7 +225,7 @@ <h3>exec</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L113">Box.ts:113</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L113">Box.ts:113</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">Promise</span><span class="tsd-signature-symbol">&lt;</span><span class="tsd-signature-type">any</span><span class="tsd-signature-symbol">&gt;</span></h4>
@@ -242,7 +242,7 @@ <h3>if</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L78">Box.ts:78</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L78">Box.ts:78</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -268,7 +268,7 @@ <h3>if<wbr>Else</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L95">Box.ts:95</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L95">Box.ts:95</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -297,7 +297,7 @@ <h3>if<wbr>Return</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L128">Box.ts:128</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L128">Box.ts:128</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -323,7 +323,7 @@ <h3>map</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L178">Box.ts:178</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L178">Box.ts:178</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -348,7 +348,7 @@ <h3><span class="tsd-flag ts-flagStatic">Static</span> errors</h3>
 					<div class="tsd-signature tsd-kind-icon">errors<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">object</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L71">Box.ts:71</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L71">Box.ts:71</a></li>
 						</ul>
 					</aside>
 					<section class="tsd-panel tsd-member tsd-kind-variable tsd-parent-kind-object-literal tsd-is-not-exported">
@@ -357,7 +357,7 @@ <h3>Box<wbr>Early<wbr>Return<wbr>Error</h3>
 						<div class="tsd-signature tsd-kind-icon">Box<wbr>Early<wbr>Return<wbr>Error<span class="tsd-signature-symbol">:</span> <a href="_box_.boxearlyreturnerror.html" class="tsd-signature-type">BoxEarlyReturnError</a></div>
 						<aside class="tsd-sources">
 							<ul>
-								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L73">Box.ts:73</a></li>
+								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L73">Box.ts:73</a></li>
 							</ul>
 						</aside>
 					</section>
@@ -367,7 +367,7 @@ <h3>Box<wbr>Error</h3>
 						<div class="tsd-signature tsd-kind-icon">Box<wbr>Error<span class="tsd-signature-symbol">:</span> <a href="_box_.boxerror.html" class="tsd-signature-type">BoxError</a></div>
 						<aside class="tsd-sources">
 							<ul>
-								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L72">Box.ts:72</a></li>
+								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L72">Box.ts:72</a></li>
 							</ul>
 						</aside>
 					</section>
@@ -377,7 +377,7 @@ <h3>Not<wbr>Found</h3>
 						<div class="tsd-signature tsd-kind-icon">Not<wbr>Found<span class="tsd-signature-symbol">:</span> <a href="../modules/_box_.html#notfound" class="tsd-signature-type">NotFound</a></div>
 						<aside class="tsd-sources">
 							<ul>
-								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L75">Box.ts:75</a></li>
+								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L75">Box.ts:75</a></li>
 							</ul>
 						</aside>
 					</section>
@@ -387,7 +387,7 @@ <h3>Unauthorized</h3>
 						<div class="tsd-signature tsd-kind-icon">Unauthorized<span class="tsd-signature-symbol">:</span> <a href="../modules/_box_.html#unauthorized" class="tsd-signature-type">Unauthorized</a></div>
 						<aside class="tsd-sources">
 							<ul>
-								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L74">Box.ts:74</a></li>
+								<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L74">Box.ts:74</a></li>
 							</ul>
 						</aside>
 					</section>
diff --git a/docs/classes/_box_.boxearlyreturnerror.html b/docs/classes/_box_.boxearlyreturnerror.html
index 86f4eb3..7c7c62e 100644
--- a/docs/classes/_box_.boxearlyreturnerror.html
+++ b/docs/classes/_box_.boxearlyreturnerror.html
@@ -118,7 +118,7 @@ <h3>constructor</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L30">Box.ts:30</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L30">Box.ts:30</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -140,7 +140,7 @@ <h3>code</h3>
 					<div class="tsd-signature tsd-kind-icon">code<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">string</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L29">Box.ts:29</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L29">Box.ts:29</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -172,7 +172,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> return<wbr>Value</h3>
 					<div class="tsd-signature tsd-kind-icon">return<wbr>Value<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">any</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L30">Box.ts:30</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L30">Box.ts:30</a></li>
 						</ul>
 					</aside>
 				</section>
diff --git a/docs/classes/_box_.boxerror.html b/docs/classes/_box_.boxerror.html
index c5f3e08..294c170 100644
--- a/docs/classes/_box_.boxerror.html
+++ b/docs/classes/_box_.boxerror.html
@@ -118,7 +118,7 @@ <h3>constructor</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L15">Box.ts:15</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L15">Box.ts:15</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -173,7 +173,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> reason</h3>
 					<div class="tsd-signature tsd-kind-icon">reason<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">string</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L15">Box.ts:15</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L15">Box.ts:15</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -195,7 +195,7 @@ <h3>status<wbr>Code</h3>
 					<div class="tsd-signature tsd-kind-icon">status<wbr>Code<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">number</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L14">Box.ts:14</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L14">Box.ts:14</a></li>
 						</ul>
 					</aside>
 				</section>
diff --git a/docs/interfaces/_box_.errorspec.html b/docs/interfaces/_box_.errorspec.html
index 34dbbaa..48ec11c 100644
--- a/docs/interfaces/_box_.errorspec.html
+++ b/docs/interfaces/_box_.errorspec.html
@@ -100,7 +100,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> message</h3>
 					<div class="tsd-signature tsd-kind-icon">message<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">string</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L5">Box.ts:5</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L5">Box.ts:5</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -110,7 +110,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> reason</h3>
 					<div class="tsd-signature tsd-kind-icon">reason<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">string</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L7">Box.ts:7</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L7">Box.ts:7</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -120,7 +120,7 @@ <h3><span class="tsd-flag ts-flagOptional">Optional</span> status<wbr>Code</h3>
 					<div class="tsd-signature tsd-kind-icon">status<wbr>Code<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">undefined</span><span class="tsd-signature-symbol"> | </span><span class="tsd-signature-type">number</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L6">Box.ts:6</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L6">Box.ts:6</a></li>
 						</ul>
 					</aside>
 				</section>
diff --git a/docs/modules/_box_.html b/docs/modules/_box_.html
index 94e33f4..02d00c8 100644
--- a/docs/modules/_box_.html
+++ b/docs/modules/_box_.html
@@ -111,7 +111,7 @@ <h3>Assertion</h3>
 					<div class="tsd-signature tsd-kind-icon">Assertion<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">function</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L11">Box.ts:11</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L11">Box.ts:11</a></li>
 						</ul>
 					</aside>
 					<div class="tsd-type-declaration">
@@ -142,7 +142,7 @@ <h3>IBox</h3>
 					<div class="tsd-signature tsd-kind-icon">IBox<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">object</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L9">Box.ts:9</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L9">Box.ts:9</a></li>
 						</ul>
 					</aside>
 					<div class="tsd-type-declaration">
@@ -160,7 +160,7 @@ <h3>Requestor</h3>
 					<div class="tsd-signature tsd-kind-icon">Requestor<span class="tsd-signature-symbol">:</span> <span class="tsd-signature-type">Function</span></div>
 					<aside class="tsd-sources">
 						<ul>
-							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L10">Box.ts:10</a></li>
+							<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L10">Box.ts:10</a></li>
 						</ul>
 					</aside>
 				</section>
@@ -177,7 +177,7 @@ <h3>Not<wbr>Found</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L46">Box.ts:46</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L46">Box.ts:46</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>
@@ -208,7 +208,7 @@ <h3>Unauthorized</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L39">Box.ts:39</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L39">Box.ts:39</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-returns-title">Returns <span class="tsd-signature-type">object</span></h4>
@@ -233,7 +233,7 @@ <h3>validate<wbr>Requestors</h3>
 						<li class="tsd-description">
 							<aside class="tsd-sources">
 								<ul>
-									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/2c4e686/src/Box.ts#L53">Box.ts:53</a></li>
+									<li>Defined in <a href="https://github.com/davide-talesco/box/blob/fae986f/src/Box.ts#L53">Box.ts:53</a></li>
 								</ul>
 							</aside>
 							<h4 class="tsd-parameters-title">Parameters</h4>