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psql: Add tab completion for pstdin and pstdout in \copy.

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This commit adds tab completion support for the keywords "pstdin" and
"pstdout" in the \copy command. "pstdin" is now suggested after FROM,
and "pstdout" is suggested after TO, alongside filenames and other
keywords.

Author: Yugo Nagata <nagata@sraoss.co.jp>
Reviewed-by: Srinath Reddy Sadipiralla <srinath2133@gmail.com>
Reviewed-by: Kirill Reshke <reshkekirill@gmail.com>
Reviewed-by: Masahiko Sawada <sawada.mshk@gmail.com>
Discussion: https://postgr.es/m/20251231183953.95132e171e43abd5e9b78084@sraoss.co.jp
This commit is contained in:
Masahiko Sawada 2026-01-07 16:22:42 -08:00
parent e1c971945d
commit 28c4b8a05b
1 changed files with 15 additions and 6 deletions
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21
src/bin/psql/tab-complete.in.c
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@ -3357,13 +3357,22 @@ match_previous_words(int pattern_id,
/* Complete COPY|\copy <sth> FROM|TO with filename or STDIN/STDOUT/PROGRAM */
else if (Matches("COPY|\\copy", MatchAny, "FROM|TO"))
{
/* COPY requires quoted filename */
bool force_quote = HeadMatches("COPY");
if (TailMatches("FROM"))
COMPLETE_WITH_FILES_PLUS("", force_quote, "STDIN", "PROGRAM");
if (HeadMatches("COPY"))
{
/* COPY requires quoted filename */
if (TailMatches("FROM"))
COMPLETE_WITH_FILES_PLUS("", true, "STDIN", "PROGRAM");
else
COMPLETE_WITH_FILES_PLUS("", true, "STDOUT", "PROGRAM");
}
else
COMPLETE_WITH_FILES_PLUS("", force_quote, "STDOUT", "PROGRAM");
{
/* \copy supports pstdin and pstdout */
if (TailMatches("FROM"))
COMPLETE_WITH_FILES_PLUS("", false, "STDIN", "PSTDIN", "PROGRAM");
else
COMPLETE_WITH_FILES_PLUS("", false, "STDOUT", "PSTDOUT", "PROGRAM");
}
}
/* Complete COPY|\copy <sth> FROM|TO PROGRAM */