@@ -64,3 +64,144 @@ 
 dl {
   margin-left: 1em;  
 }
+
+.note {
+  -moz-background-clip: padding;
+  -webkit-background-clip: padding-box;
+  background-clip: padding-box;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
+  border-radius: 3px;
+  margin: 10px auto;
+  padding: 2px 4px 0 4px;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
+  color: #264c72;
+  background-color: #d8ebf8;
+  border: 1px solid #A4D1EF;
+  font-size: 90%;
+}
+.note a {
+  color: #264c72;
+}
+.note p:first-child {
+  font-weight: bold;
+  color: #264c72;
+}
+.note p:first-child:before {
+  font-family: "themify";
+  font-style: normal;
+  font-weight: normal;
+  font-size: 100%;
+  color: #264c72;
+  content: "\e717" " ";
+}
+.note a {
+  color: #132639;
+}
+.tip {
+  -moz-background-clip: padding;
+  -webkit-background-clip: padding-box;
+  background-clip: padding-box;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
+  border-radius: 3px;
+  margin: 10px auto;
+  padding: 2px 4px 0 4px;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
+  color: #009926;
+  background-color: #d8f5cd;
+  border: 1px solid #B0EB99;
+  font-size: 90%;
+}
+.tip a {
+  color: #264c72;
+}
+.tip p:first-child {
+  font-weight: bold;
+  color: #009926;
+}
+.tip p:first-child:before {
+  font-family: "themify";
+  font-style: normal;
+  font-weight: normal;
+  font-size: 100%;
+  color: #009926;
+  content: "\e64d" " ";
+}
+.tip a {
+  color: #004d13;
+}
+.warning {
+  -moz-background-clip: padding;
+  -webkit-background-clip: padding-box;
+  background-clip: padding-box;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
+  border-radius: 3px;
+  margin: 10px auto;
+  padding: 2px 4px 0 4px;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
+  color: #705400;
+  background-color: #FFEBAD;
+  border: 1px solid #FFDB70;
+  font-size: 90%;
+}
+.warning a {
+  color: #264c72;
+}
+.warning p:first-child {
+  font-weight: bold;
+  color: #705400;
+}
+.warning p:first-child:before {
+  font-family: "themify";
+  font-style: normal;
+  font-weight: normal;
+  font-size: 100%;
+  color: #705400;
+  content: "\e6c5" " ";
+}
+.warning a {
+  color: #241b00;
+}
+.sidebar {
+  -moz-background-clip: padding;
+  -webkit-background-clip: padding-box;
+  background-clip: padding-box;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
+  border-radius: 3px;
+  margin: 10px auto;
+  padding: 2px 4px 0 4px;
+  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
+  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.8);
+  color: #555;
+  background-color: #f8f8f8;
+  border: 1px solid #f8f8f8;
+  font-size: 90%;
+}
+.sidebar a {
+  color: #264c72;
+}
+.sidebar p:first-child {
+  font-weight: bold;
+  color: #555;
+}
+.sidebar p:first-child:before {
+  font-family: "themify";
+  font-style: normal;
+  font-weight: normal;
+  font-size: 100%;
+  color: #555;
+  content: "\e717" " ";
+}
+.sidebar a {
+  color: #2f2f2f;
+}
+.tip p, .warning p, .note p, .sidebar p {
+  margin: 0 auto;
+  line-height: 1.7em;
+}

@@ -6,7 +6,6 @@ > %operator%
 > _Signature:_ [ $2 **⇒** $3](class:kwd)
 > 
 > $4
-
  #}
 
 {# link-module => [`$1` Module](/reference-$1/) #}

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,5 @@ 
+-----
+content-type: page
+title: Learn
+-----
+Coming soon...

@@ -0,0 +1,1 @@ 
+TBD.

@@ -34,11 +34,10 @@ > The following:
 > 
 > `((error "MyError") (message "This is a test error")) format-error`
 > 
-> produces: `"This is a test error"`
-}
+> produces: `"This is a test error"`#}
 
 {#op||from-json||S||\*||
-Converts a JSON string into {{M -> MiNiM}} data.#}
+Converts a JSON string into {{M -> min}} data.#}
 
 {#op||import||§||{{null}}||
 Imports the a previously-loaded module {{sl}}, defining all its symbols in the current scope. #}
@@ -49,23 +48,36 @@ 
 {#op||load||S||\*?||
 Parses and interprets the specified {{M}} file {{s}}, adding [.min](class:ext) if not specified. #}
 
+{#op||loglevel||§||{{null}}||
+Sets the current logging level to {{sl}}. {{sl}} must be one of the following strings or quoted symbols:
+
+  * debug
+  * info
+  * notice
+  * warn
+  * error
+  * fatal
+
+> %note%
+> Note
+> 
+> The default logging level is _notice_.
+ #}
+
 {#op||module||(\*) §||{{null}}||
 Creates a new module {{sl}} based on quotation {{q}}. #}
 
 {#op||publish||§ (*)||{{null}}||
 Publishes symbol {{sl}} to the scope of [(\*)](class:kwd).
-
-> %sidebar%
-> Example
->
+> 
+> > %sidebar%
+> > Example
+> >
 > Publish symbol [my-local-symbol](class:kwd) to [ROOT](class:kwd) scope:
-> `'my-local-symbol ROOT publish`
-
- #}
+> > `'my-local-symbol ROOT publish` #}
 
 {#op||raise||(E)||{{null}}||
 Raises the error specified via the dictionary {{e}}.#}
-
 
 {#op||sigils||{{null}}||(S+)||
 Returns a list of all sigils defined in the [ROOT](class:kwd) scope.#}
@@ -79,6 +91,27 @@ 
 {#op||to-json||(\*)||S||
 Converts a quotation into a JSON string {{s}}.#}
 
+
+{#op||try||(\*)||\*?||
+Evaluates quotation {{q}} as a try/catch/finally block. 
+> 
+> {{q}} must contain the following elements:
+> 
+> 1. A quotation containing the code to be evaluated (_try_ block).
+> 1. _(optional)_ A quotation containing the code to execute in case of error (_catch_ block).
+> 1. _(optional)_ A quotation containing the code to execute after the code has been evaluated, whether an error occurred or not (_finally_ block).
+> 
+>> %sidebar%
+>> Example
+>>
+>> The following program executed on an empty stack prints the message "Insufficient items on the stack" and pushes 0 on the stack:
+>> 
+>>       (
+>>         (pop)
+>>         (format-error puts)
+>>         (0)
+>>       ) try #}
+
 {#op||with||(2) (1)||\*?||
-Applies quotation [(2)](class:kwd) within the scope of [(1)](class:kwd). #}
+Applies quotation {{2}} within the scope of {{1}}. #}
 

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: Learn
 -----
-Coming soon...
+{@ _includes/_learn_.md || 0 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: crypto Module
 -----
-{@ _reference-crypto_.md || 1 @}
+{@ _includes/_reference-crypto_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: fs Module
 -----
-{@ _reference-fs_.md || 1 @}
+{@ _includes/_reference-fs_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: io Module
 -----
-{@ _reference-io_.md || 1 @}
+{@ _includes/_reference-io_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: lang Module
 -----
-{@ _reference-lang_.md || 1 @}
+{@ _includes/_reference-lang_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: logic Module
 -----
-{@ _reference-logic_.md || 1 @}
+{@ _includes/_reference-logic_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: num Module
 -----
-{@ _reference-num_.md || 1 @}
+{@ _includes/_reference-num_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: str Module
 -----
-{@ _reference-str_.md || 1 @}
+{@ _includes/_reference-str_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: sys Module
 -----
-{@ _reference-sys_.md || 1 @}
+{@ _includes/_reference-sys_.md || 1 @}

@@ -2,4 +2,4 @@ -----
 content-type: page
 title: time Module
 -----
-{@ _reference-time_.md || 1 @}
+{@ _includes/_reference-time_.md || 1 @}

@@ -3,4 +3,4 @@ content-type: page
 title: Reference
 -----
 
-{@ _reference_.md || 0 @}
+{@ _includes/_reference_.md || 0 @}

@@ -51,7 +51,7 @@ ;Main
 modified (
   dup
   (
-    ((/id "^_" match) ()) ;Ignore files starting with underscore.
+    ((/id "^_includes" match) ()) ;Ignore files starting with underscore.
     ((asset?) (copy2output))
     ((content?) (process-content set-destination output-fwrite)) 
   ) case