Rewrote the ansi parser to exactly callback on color setting, so now just need to clean this all up and fix a few little bugs.

ansi_parser.rl

@@ -3,6 +3,7 @@
 #include "dbc.hpp"
 #include <SFML/Graphics.hpp>
 #include "ansi_parser.hpp"
+#include <iostream>
 
 using namespace fmt;
 
@@ -36,7 +37,9 @@ using namespace fmt;
     }
   }
 
-  action color24b { }
+  action color_out {
+    color_cb(color, bgcolor);
+  }
   action is_fg {
     target = color;
   }
@@ -45,17 +48,30 @@ using namespace fmt;
   }
 
   action out {
-    write(bgcolor, color, fc);
+    write_cb(fc);
   }
 
   action reset_fg { color = $default_fg; }
   action reset_bg { bgcolor = $default_bg; }
+  action invert {
+    color = {100,100,100}; // UNDO THIS
+    bgcolor = $default_bg; // THIS TOO
+    color_cb(color, bgcolor);
+  }
+  action reset_invert {
+    color = $default_fg;
+    bgcolor = $default_bg;
+    color_cb(color, bgcolor);
+  }
+  action half_bright {
+  }
 
   action red { target.r = value; }
   action blue { target.g = value; }
   action green { target.b = value; }
   action start { value = 0; }
-  action end { }
+  action end {}
+  action log { println("command {}", (char)fc); }
 
   ESC = 0x1B;
   start = ESC "[";
@@ -70,7 +86,16 @@ using namespace fmt;
       start %start
       (
         reset |
-        (fg|bg) color24b num %red ";" num %blue ";" num %green %color24b
+        "0"  |
+        "1"  |
+        "2" %half_bright |
+        "3"  |
+        "4"  |
+        "5"  |
+        "6"  |
+        "7" %invert |
+        "27" %reset_invert |
+        (fg|bg) (color24b num %red ";" num %blue ";" num %green ) %color_out
       ) "m" %end
   );
 
@@ -93,7 +118,7 @@ ANSIParser::ANSIParser(sf::Color default_fg, sf::Color default_bg) :
   }
 }
 
-bool ANSIParser::parse(std::wstring_view codes, WriteCB write) {
+bool ANSIParser::parse(std::wstring_view codes, ColorCB color_cb, WriteCB write_cb) {
   const wchar_t *start = NULL;
   int cs = 0;
   unsigned int value = 0;
@@ -107,5 +132,15 @@ bool ANSIParser::parse(std::wstring_view codes, WriteCB write) {
   %% write init;
   %% write exec;
 
-  return p - pe == 0;
+  bool good = p - pe == 0;
+
+  if(!good) {
+    println("FAIL AT {}", p - pe);
+    // dear cthuhlu, save me from the pain that is wstring
+    for(int i = 0; i < 100; i++) {
+      print("{}", char(p[i]));
+    }
+  }
+
+  return good;
 }