Preserve leading whitespace in pre and bc blocks. [#129 state:resolved]

CHANGELOG

@@ -1,5 +1,7 @@
 === Edge
 
+* Preserve leading whitespace in pre and bc blocks. [Jason Garber]
+
 * Don't add hard break after preexisting <br />. [Jason Garber]
 
 * Change to list attributes so you can give style/class to list items (taken from PyTextile).  Breaks backwards compatibility.

ext/redcloth_scan/redcloth_scan.rl

@@ -13,8 +13,8 @@
   notextile_block_start = ( "notextile" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) " "+ ) %SET_ATTR ;
   pre_tag_start = "<pre" [^>]* ">" (space* code_tag_start)? ;
   pre_tag_end = (code_tag_end space*)? "</pre>" LF? ;
-  pre_block_start = ( "pre" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) " "+ ) %SET_ATTR ;
-  bc_start = ( "bc" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) " "+ ) %SET_ATTR ;
+  pre_block_start = ( "pre" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) " " ) %SET_ATTR ;
+  bc_start = ( "bc" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) " " ) %SET_ATTR ;
   bq_start = ( "bq" >A %{ STORE("type"); } A C :> "." ( "." %extend | "" ) ( ":" %A uri %{ STORE("cite"); } )? " "+ ) %SET_ATTR ;
   non_ac_btype = ( "bq" | "bc" | "pre" | "notextile" | "table" );
   btype = (alpha alnum*) -- (non_ac_btype | "fn" digit+);

spec/fixtures/basic.yml

@@ -937,4 +937,26 @@ html: |-
 ---
 name: lang attribute cannot contain square brackets
 in: "some @[[code]]@"
-html: "<p>some <code>[[code]]</code></p>"
+html: "<p>some <code>[[code]]</code></p>"
+---
+name: pre blocks preserve leading whitespace
+in: |-
+  pre.      Text in a pre block
+  is displayed in a fixed-width
+       font. It preserves
+    s p a c e s, line breaks
+       and ascii bunnies.
+html: |-
+  <pre>     Text in a pre block
+  is displayed in a fixed-width
+       font. It preserves
+    s p a c e s, line breaks
+       and ascii bunnies.</pre>
+---
+name: code blocks preserve leading whitespace
+in: |-
+  bc.   false
+  } else {
+html: |-
+  <pre><code>  false
+  } else {</code></pre>