Reimplement exec parsing. Instead of special-casing exec as a command,

promote it to a decoration (like 'command' or 'builtin'). This makes tab
completion and syntax highlighting treat exec's first argument as a
command and is otherwise a nice simplification. Fixes #1300

1 files changed, 3 insertions, 0 deletions

diff --git a/parse_productions.cpp b/parse_productions.cpp
index ff473268..d559a0d9 100644
--- a/parse_productions.cpp
+++ b/parse_productions.cpp
@@ -357,6 +357,7 @@ PRODUCTIONS(decorated_statement) =
     {symbol_plain_statement},
     {KEYWORD(parse_keyword_command), symbol_plain_statement},
     {KEYWORD(parse_keyword_builtin), symbol_plain_statement},
+    {KEYWORD(parse_keyword_exec), symbol_plain_statement}
 };
 RESOLVE(decorated_statement)
 {
@@ -374,6 +375,8 @@ RESOLVE(decorated_statement)
             return 1;
         case parse_keyword_builtin:
             return 2;
+        case parse_keyword_exec:
+            return 3;
     }
 }