Ignore unmatched line on right-justification mode

Unmatched line is NOT ignored on right-justification mode. However this
commit makes such a line ignored when the end of the line is highlighted
as one of the ignored syntax groups (e.g. Comments or Strings)

autoload/easy_align.vim

@@ -251,8 +251,14 @@ function! s:do_align(just, all_tokens, all_delims, fl, ll, fc, lc, pattern, nth,
     let delim  = delims[nth]
     let token  = s:rtrim( tokens[nth] )
     let token  = s:rtrim( strpart(token, 0, len(token) - len(s:rtrim(delim))) )
-    if empty(delim) && !exists('tokens[nth + 1]') && a:just == 0 && a:ignore_unmatched
+    if empty(delim) && !exists('tokens[nth + 1]') && a:ignore_unmatched
+      if a:just == 0
         continue
+      " Do not ignore on right-justification mode, except when the end of the
+      " line is highlighted as ignored syntax (e.g. comments or strings).
+      elseif s:highlighted_as(line, a:fc + len(token) - 1, a:ignores)
+        continue
+      endif
     endif
 
     let indent        = len(matchstr(tokens[0], '^\s\+'))

test/basic.expected

@@ -355,15 +355,15 @@ my_object        .
   |batch_size     |Fixnum      |nil         |number of maximum items to be assigned at once     |
   |logger         |Logger      |nil         |logger instance for debug logs                     |
 
-  |    Option    <|    Type   <|    Default<|    Description                                   <|
+  |    Option    ~|    Type   ~|    Default~|    Description                                   ~|
-  |    --        <|    --     <|    --     <|    --                                            <|
+  |    --        ~|    --     ~|    --     ~|    --                                            ~|
-  |    threads   <|    Fixnum <|    1      <|    number of threads in the thread pool          <|
+  |    threads   ~|    Fixnum ~|    1      ~|    number of threads in the thread pool          ~|
-  |    queues    <|    Fixnum <|    1      <|    number of concurrent queues                   <|
+  |    queues    ~|    Fixnum ~|    1      ~|    number of concurrent queues                   ~|
-  |    queue_size<|    Fixnum <|    1000   <|    size of each queue                            <|
+  |    queue_size~|    Fixnum ~|    1000   ~|    size of each queue                            ~|
-  |    interval  <|    Numeric<|    0      <|    dispatcher interval for batch processing      <|
+  |    interval  ~|    Numeric~|    0      ~|    dispatcher interval for batch processing      ~|
-  |    batch     <|    Boolean<|    false  <|    enables batch processing mode                 <|
+  |    batch     ~|    Boolean~|    false  ~|    enables batch processing mode                 ~|
-  |    batch_size<|    Fixnum <|    nil    <|    number of maximum items to be assigned at once<|
+  |    batch_size~|    Fixnum ~|    nil    ~|    number of maximum items to be assigned at once~|
-  |    logger    <|    Logger <|    nil    <|    logger instance for debug logs                <|
+  |    logger    ~|    Logger ~|    nil    ~|    logger instance for debug logs                ~|
 
 ```c
 
@@ -374,10 +374,10 @@ static std::map<std::string, float>* scores = pointer;
 
 ```
 
-  Paul<<< McCartney{{{ 1942
+  Paul@@@ McCartney{{{ 1942
-George<<< Harrison {{{ 1943
+George@@@ Harrison {{{ 1943
- Ringo<<< Starr    {{{ 1940
+ Ringo@@@ Starr    {{{ 1940
-  Pete<<< Best     {{{ 1941
+  Pete@@@ Best     {{{ 1941
 
   Paul McCartney 1942
 George  Harrison 1943
@@ -624,3 +624,30 @@ eggplant = 5
         daisy = 4
      eggplant = 5
 
+
+```c
+
+                        int a = 1;
+                       long b = 2;
+                      float c = 3;
+                     string d = 4;
+// this line should not get aligned
+                   long int e = 5;
+                  std::map f;
+std::map g; /* this? */
+short h /* how about this? */ = 6;
+                     string i = "asdf";
+
+int a                         = 1;
+long b                        = 2;
+float c                       = 3;
+string d                      = 4;
+// this line should not get aligned
+long int e                    = 5;
+std::map f;
+std::map g; /* this? */
+short h /* how about this? */ = 6;
+string i                      = "asdf";
+
+```
+

test/basic.md

@@ -136,3 +136,19 @@ Pete Best 1941
         daisy = 4
      eggplant = 5
 
+
+```c
+
+int a = 1;
+long b = 2;
+float c = 3;
+string d = 4;
+// this line should not get aligned
+long int e = 5;
+std::map f;
+std::map g; /* this? */
+short h /* how about this? */ = 6;
+string i = "asdf";
+
+```
+

test/basic.script

@@ -1 +1 @@
-4Gvipjyvip
+4Gvipjyvip