Tab completion: offer parens as appropriate in CREATE/ALTER TEXT SEARCH.

Jeff Janes, Georgios Kokolatos

Discussion: https://postgr.es/m/CAMkU=1wU=vgxnvwy2HswLUVvoawrkrjZYeKXMr3w3p=_NNbGhQ@mail.gmail.com

src/bin/psql/tab-complete.c

@@ -2140,7 +2140,7 @@ psql_completion(const char *text, int start, int end)
 	else if (Matches("ALTER", "TEXT", "SEARCH", "TEMPLATE|PARSER", MatchAny))
 		COMPLETE_WITH("RENAME TO", "SET SCHEMA");
 	else if (Matches("ALTER", "TEXT", "SEARCH", "DICTIONARY", MatchAny))
-		COMPLETE_WITH("OWNER TO", "RENAME TO", "SET SCHEMA");
+		COMPLETE_WITH("(", "OWNER TO", "RENAME TO", "SET SCHEMA");
 	else if (Matches("ALTER", "TEXT", "SEARCH", "CONFIGURATION", MatchAny))
 		COMPLETE_WITH("ADD MAPPING FOR", "ALTER MAPPING",
 					  "DROP MAPPING FOR",
@@ -2635,7 +2635,7 @@ psql_completion(const char *text, int start, int end)
 /* CREATE TEXT SEARCH */
 	else if (Matches("CREATE", "TEXT", "SEARCH"))
 		COMPLETE_WITH("CONFIGURATION", "DICTIONARY", "PARSER", "TEMPLATE");
-	else if (Matches("CREATE", "TEXT", "SEARCH", "CONFIGURATION", MatchAny))
+	else if (Matches("CREATE", "TEXT", "SEARCH", "CONFIGURATION|DICTIONARY|PARSER|TEMPLATE", MatchAny))
 		COMPLETE_WITH("(");
 
 /* CREATE SUBSCRIPTION */