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List psql tab completion for various default keywords.

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Joachim Wieland
REL8_2_STABLE
Bruce Momjian 20 years ago
parent 20b508308a
commit 79b9564330
1 changed files with 36 additions and 18 deletions
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  1. 54
      src/bin/psql/tab-complete.c

54
src/bin/psql/tab-complete.c
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@ -3,7 +3,7 @@
*
* Copyright (c) 2000-2005, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/bin/psql/tab-complete.c,v 1.146 2006/02/12 03:22:19 momjian Exp $
* $PostgreSQL: pgsql/src/bin/psql/tab-complete.c,v 1.147 2006/02/12 07:21:40 momjian Exp $
*/
/*----------------------------------------------------------------------
@ -140,14 +140,16 @@ static const SchemaQuery *completion_squery; /* to pass a SchemaQuery */
*/
#define COMPLETE_WITH_QUERY(query) \
do { completion_charp = query; matches = completion_matches(text, complete_from_query); } while(0)
#define COMPLETE_WITH_SCHEMA_QUERY(query,addon) \
#define COMPLETE_WITH_QUERY_ADDON(query, addon) \
do { completion_charp = query addon; matches = completion_matches(text, complete_from_query); } while(0)
#define COMPLETE_WITH_SCHEMA_QUERY(query, addon) \
do { completion_squery = &(query); completion_charp = addon; matches = completion_matches(text, complete_from_schema_query); } while(0)
#define COMPLETE_WITH_LIST(list) \
do { completion_charpp = list; matches = completion_matches(text, complete_from_list); } while(0)
#define COMPLETE_WITH_CONST(string) \
do { completion_charp = string; matches = completion_matches(text, complete_from_const); } while(0)
#define COMPLETE_WITH_ATTR(table) \
do {completion_charp = Query_for_list_of_attributes; completion_info_charp = table; matches = completion_matches(text, complete_from_query); } while(0)
#define COMPLETE_WITH_ATTR(table, addon) \
do {completion_charp = Query_for_list_of_attributes addon; completion_info_charp = table; matches = completion_matches(text, complete_from_query); } while(0)
/*
* Assembly instructions for schema queries
@ -754,14 +756,28 @@ psql_completion(char *text, int start, int end)
else if (pg_strcasecmp(prev3_wd, "TABLE") == 0 &&
(pg_strcasecmp(prev_wd, "ALTER") == 0 ||
pg_strcasecmp(prev_wd, "RENAME") == 0))
COMPLETE_WITH_ATTR(prev2_wd);
COMPLETE_WITH_ATTR(prev2_wd, " UNION SELECT 'COLUMN'");
/* If we have TABLE <sth> ALTER COLUMN|RENAME COLUMN, provide list of columns */
else if (pg_strcasecmp(prev4_wd, "TABLE") == 0 &&
(pg_strcasecmp(prev2_wd, "ALTER") == 0 ||
pg_strcasecmp(prev2_wd, "RENAME") == 0) &&
pg_strcasecmp(prev_wd, "COLUMN") == 0)
COMPLETE_WITH_ATTR(prev3_wd, "");
/* ALTER TABLE xxx RENAME yyy */
else if (pg_strcasecmp(prev4_wd, "TABLE") == 0 &&
pg_strcasecmp(prev2_wd, "RENAME") == 0 &&
pg_strcasecmp(prev_wd, "TO") != 0)
COMPLETE_WITH_CONST("TO");
/* ALTER TABLE xxx RENAME COLUMN yyy */
else if (pg_strcasecmp(prev5_wd, "TABLE") == 0 &&
pg_strcasecmp(prev3_wd, "RENAME") == 0 &&
pg_strcasecmp(prev2_wd, "COLUMN") == 0 &&
pg_strcasecmp(prev_wd, "TO") != 0)
COMPLETE_WITH_CONST("TO");
/* If we have TABLE <sth> DROP, provide COLUMN or CONSTRAINT */
else if (pg_strcasecmp(prev3_wd, "TABLE") == 0 &&
pg_strcasecmp(prev_wd, "DROP") == 0)
@ -775,7 +791,7 @@ psql_completion(char *text, int start, int end)
else if (pg_strcasecmp(prev4_wd, "TABLE") == 0 &&
pg_strcasecmp(prev2_wd, "DROP") == 0 &&
pg_strcasecmp(prev_wd, "COLUMN") == 0)
COMPLETE_WITH_ATTR(prev3_wd);
COMPLETE_WITH_ATTR(prev3_wd, "");
/* ALTER TABLE ALTER [COLUMN] <foo> */
else if ((pg_strcasecmp(prev3_wd, "ALTER") == 0 &&
pg_strcasecmp(prev2_wd, "COLUMN") == 0) ||
@ -1021,18 +1037,18 @@ psql_completion(char *text, int start, int end)
pg_strcasecmp(prev2_wd, "ON") == 0)
{
if (find_open_parenthesis(end))
COMPLETE_WITH_ATTR(prev_wd);
COMPLETE_WITH_ATTR(prev_wd, "");
else
COMPLETE_WITH_CONST("(");
}
else if (pg_strcasecmp(prev5_wd, "INDEX") == 0 &&
pg_strcasecmp(prev3_wd, "ON") == 0 &&
pg_strcasecmp(prev_wd, "(") == 0)
COMPLETE_WITH_ATTR(prev2_wd);
COMPLETE_WITH_ATTR(prev2_wd, "");
/* same if you put in USING */
else if (pg_strcasecmp(prev4_wd, "ON") == 0 &&
pg_strcasecmp(prev2_wd, "USING") == 0)
COMPLETE_WITH_ATTR(prev3_wd);
COMPLETE_WITH_ATTR(prev3_wd, "");
/* Complete USING with an index method */
else if (pg_strcasecmp(prev_wd, "USING") == 0)
{
@ -1420,7 +1436,7 @@ psql_completion(char *text, int start, int end)
else if (rl_line_buffer[start - 1] == '(' &&
pg_strcasecmp(prev3_wd, "INSERT") == 0 &&
pg_strcasecmp(prev2_wd, "INTO") == 0)
COMPLETE_WITH_ATTR(prev_wd);
COMPLETE_WITH_ATTR(prev_wd, "");
/*
* Complete INSERT INTO <table> with "VALUES" or "SELECT" or "DEFAULT
@ -1452,10 +1468,12 @@ psql_completion(char *text, int start, int end)
/* LOCK */
/* Complete LOCK [TABLE] with a list of tables */
else if (pg_strcasecmp(prev_wd, "LOCK") == 0 ||
(pg_strcasecmp(prev_wd, "TABLE") == 0 &&
pg_strcasecmp(prev2_wd, "LOCK") == 0))
COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_tables, NULL);
else if (pg_strcasecmp(prev_wd, "LOCK") == 0)
COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_tables,
" UNION SELECT 'TABLE'");
else if (pg_strcasecmp(prev_wd, "TABLE") == 0 &&
pg_strcasecmp(prev2_wd, "LOCK") == 0)
COMPLETE_WITH_SCHEMA_QUERY(Query_for_list_of_tables, "");
/* For the following, handle the case of a single table only for now */
@ -1498,7 +1516,7 @@ psql_completion(char *text, int start, int end)
else if (pg_strcasecmp(prev4_wd, "FROM") == 0 &&
pg_strcasecmp(prev2_wd, "ORDER") == 0 &&
pg_strcasecmp(prev_wd, "BY") == 0)
COMPLETE_WITH_ATTR(prev3_wd);
COMPLETE_WITH_ATTR(prev3_wd, "");
/* PREPARE xx AS */
else if (pg_strcasecmp(prev_wd, "AS") == 0 &&
@ -1639,7 +1657,7 @@ psql_completion(char *text, int start, int end)
else if (pg_strcasecmp(prev3_wd, "SET") == 0
&& pg_strcasecmp(prev2_wd, "SESSION") == 0
&& pg_strcasecmp(prev_wd, "AUTHORIZATION") == 0)
COMPLETE_WITH_QUERY(Query_for_list_of_roles);
COMPLETE_WITH_QUERY_ADDON(Query_for_list_of_roles, " UNION SELECT 'DEFAULT'");
/* Complete RESET SESSION with AUTHORIZATION */
else if (pg_strcasecmp(prev2_wd, "RESET") == 0 &&
pg_strcasecmp(prev_wd, "SESSION") == 0)
@ -1706,7 +1724,7 @@ psql_completion(char *text, int start, int end)
* make a list of attributes.
*/
else if (pg_strcasecmp(prev_wd, "SET") == 0)
COMPLETE_WITH_ATTR(prev2_wd);
COMPLETE_WITH_ATTR(prev2_wd, "");
/* UPDATE xx SET yy = */
else if (pg_strcasecmp(prev2_wd, "SET") == 0 &&
@ -1763,7 +1781,7 @@ psql_completion(char *text, int start, int end)
/* WHERE */
/* Simple case of the word before the where being the table name */
else if (pg_strcasecmp(prev_wd, "WHERE") == 0)
COMPLETE_WITH_ATTR(prev2_wd);
COMPLETE_WITH_ATTR(prev2_wd, "");
/* ... FROM ... */
/* TODO: also include SRF ? */

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