Fixes PRINT COLOR() according to the documentation.

The color should be set up to the end of the PRINT statement.
Adds a test case.

Author: dmsc

src/syntax/basic.syn

@@ -292,7 +292,7 @@ PRINT_SEP_EOL:
         # Right-TAB and COLOR are complicated because we need to apply it to the *next*
         # parameter, so we read that parameter and the next optional separator:
         "RTab" T_EXPR emit { TOK_BYTE_POKE, PRINT_RTAB_ARG } PRINT_ONE emit { TOK_PRINT_RTAB } PRINT_SEP_EOL
-        "Color" T_EXPR emit { TOK_BYTE_POKE, PRINT_COLOR } PRINT_ONE_STR PRINT_SEP_EOL emit { TOK_0, TOK_BYTE_POKE, PRINT_COLOR }
+        "Color" T_EXPR emit { TOK_BYTE_POKE, PRINT_COLOR } PRINT_MORE emit { TOK_0, TOK_BYTE_POKE, PRINT_COLOR }
         "," emit { TOK_BYTE, 10, TOK_PRINT_TAB }
         ";"
         E_EOL emit { TOK_BYTE_PUT, ATEOL }

testsuite/tests/print-color.bas

@@ -13,3 +13,6 @@ GR.1
 ? "NORMAL" TAB(4) COLOR(128) "INVERSE" COLOR(0) "."
 
 ? "NORMAL" COLOR(128) RTAB(20) "INVERSE" COLOR(0) "."
+
+? 3, COLOR(32) "LOWERCASE" , "ALSO" ,
+? "NORMAL"

testsuite/tests/print-color.chk

@@ -40,3 +40,4 @@ SCREEN: plot 0,0  color 225
 SCREEN: plot 0,0  color 155
 NORMAL  �������.
 NORMAL       �������.
+3         lowercase also      NORMAL