From: Fujii Masao <fujii@postgresql.org>
Date: Fri, 28 Nov 2014 12:29:45 +0000 (+0900)
Subject: Add tab-completion for ALTER TABLE ALTER CONSTRAINT in psql.
X-Git-Tag: REL9_5_ALPHA1~1136
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=202cbdf7821b4e83694794bfa9f05a376ccad8cd;p=postgresql

Add tab-completion for ALTER TABLE ALTER CONSTRAINT in psql.

Back-patch to 9.4 where ALTER TABLE ALTER CONSTRAINT was added.

Michael Paquier, bug reported by Andrey Lizenko.
---

diff --git a/src/bin/psql/tab-complete.c b/src/bin/psql/tab-complete.c
index 1bb5a8373f..7a509c1e45 100644
--- a/src/bin/psql/tab-complete.c
+++ b/src/bin/psql/tab-complete.c
@@ -1605,7 +1605,7 @@ psql_completion(const char *text, int start, int end)
 	else if (pg_strcasecmp(prev4_wd, "ALTER") == 0 &&
 			 pg_strcasecmp(prev3_wd, "TABLE") == 0 &&
 			 pg_strcasecmp(prev_wd, "ALTER") == 0)
-		COMPLETE_WITH_ATTR(prev2_wd, " UNION SELECT 'COLUMN'");
+		COMPLETE_WITH_ATTR(prev2_wd, " UNION SELECT 'COLUMN' UNION SELECT 'CONSTRAINT'");
 
 	/* ALTER TABLE xxx RENAME */
 	else if (pg_strcasecmp(prev4_wd, "ALTER") == 0 &&
@@ -1655,12 +1655,13 @@ psql_completion(const char *text, int start, int end)
 		COMPLETE_WITH_ATTR(prev3_wd, "");
 
 	/*
-	 * If we have ALTER TABLE <sth> DROP|RENAME|VALIDATE CONSTRAINT, provide
-	 * list of constraints
+	 * If we have ALTER TABLE <sth> ALTER|DROP|RENAME|VALIDATE CONSTRAINT,
+	 * provide list of constraints
 	 */
 	else if (pg_strcasecmp(prev5_wd, "ALTER") == 0 &&
 			 pg_strcasecmp(prev4_wd, "TABLE") == 0 &&
-			 (pg_strcasecmp(prev2_wd, "DROP") == 0 ||
+			 (pg_strcasecmp(prev2_wd, "ALTER") == 0 ||
+			  pg_strcasecmp(prev2_wd, "DROP") == 0 ||
 			  pg_strcasecmp(prev2_wd, "RENAME") == 0 ||
 			  pg_strcasecmp(prev2_wd, "VALIDATE") == 0) &&
 			 pg_strcasecmp(prev_wd, "CONSTRAINT") == 0)