feat(redirections): allow a command composed only of redirections

test.sh

@@ -1404,4 +1404,41 @@ hello
 hi
 EOF
 
+when_run <<EOF "output redirections with no associated cmd"
+> outfile1 >> outfile2
+ls
+EOF
+expecting <<EOF
+outfile1
+outfile2
+EOF
+
+when_run <<EOF "here-doc with no associated cmd"
+<< eof
+hello there
+eof
+echo \$?
+EOF
+expecting <<EOF
+0
+EOF
+
+when_run <<EOF "input redirection with no associated cmd"
+echo hello > infile
+< infile
+echo \$?
+EOF
+expecting <<EOF
+0
+EOF
+
+when_run <<EOF "input redirection with no associated cmd where infile does not exist"
+< infile
+echo \$?
+EOF
+expecting <<EOF
+minishell: infile: No such file or directory
+1
+EOF
+
 finalize