* [PATCH] msgmap: reduce constant usage
@ 2017-06-26 18:14 Eric Wong
0 siblings, 0 replies; only message in thread
From: Eric Wong @ 2017-06-26 18:14 UTC (permalink / raw)
To: meta
It is needless bloat and doesn't seem to help with readability,
in retrospect, either.
---
lib/PublicInbox/Msgmap.pm | 38 +++++++++++++++++---------------------
1 file changed, 17 insertions(+), 21 deletions(-)
diff --git a/lib/PublicInbox/Msgmap.pm b/lib/PublicInbox/Msgmap.pm
index 7e0f34a..b66ad8a 100644
--- a/lib/PublicInbox/Msgmap.pm
+++ b/lib/PublicInbox/Msgmap.pm
@@ -48,23 +48,20 @@ sub new_file {
# n.b. invoked directly by scripts/xhdr-num2mid
sub meta_accessor {
my ($self, $key, $value) = @_;
- use constant {
- meta_select => 'SELECT val FROM meta WHERE key = ? LIMIT 1',
- meta_update => 'UPDATE meta SET val = ? WHERE key = ? LIMIT 1',
- meta_insert => 'INSERT INTO meta (key,val) VALUES (?,?)',
- };
+ my $sql = 'SELECT val FROM meta WHERE key = ? LIMIT 1';
my $dbh = $self->{dbh};
my $prev;
- defined $value or
- return $dbh->selectrow_array(meta_select, undef, $key);
+ defined $value or return $dbh->selectrow_array($sql, undef, $key);
- $prev = $dbh->selectrow_array(meta_select, undef, $key);
+ $prev = $dbh->selectrow_array($sql, undef, $key);
if (defined $prev) {
- $dbh->do(meta_update, undef, $value, $key);
+ $sql = 'UPDATE meta SET val = ? WHERE key = ? LIMIT 1';
+ $dbh->do($sql, undef, $value, $key);
} else {
- $dbh->do(meta_insert, undef, $key, $value);
+ $sql = 'INSERT INTO meta (key,val) VALUES (?,?)';
+ $dbh->do($sql, undef, $key, $value);
}
$prev;
}
@@ -92,8 +89,8 @@ sub mid_insert {
sub mid_for {
my ($self, $num) = @_;
my $dbh = $self->{dbh};
- use constant MID_FOR => 'SELECT mid FROM msgmap WHERE num = ? LIMIT 1';
- my $sth = $self->{mid_for} ||= $dbh->prepare(MID_FOR);
+ my $sth = $self->{mid_for} ||=
+ $dbh->prepare('SELECT mid FROM msgmap WHERE num = ? LIMIT 1');
$sth->bind_param(1, $num);
$sth->execute;
$sth->fetchrow_array;
@@ -102,8 +99,8 @@ sub mid_for {
sub num_for {
my ($self, $mid) = @_;
my $dbh = $self->{dbh};
- use constant NUM_FOR => 'SELECT num FROM msgmap WHERE mid = ? LIMIT 1';
- my $sth = $self->{num_for} ||= $dbh->prepare(NUM_FOR);
+ my $sth = $self->{num_for} ||=
+ $dbh->prepare('SELECT num FROM msgmap WHERE mid = ? LIMIT 1');
$sth->bind_param(1, $mid);
$sth->execute;
$sth->fetchrow_array;
@@ -112,8 +109,8 @@ sub num_for {
sub minmax {
my ($self) = @_;
my $dbh = $self->{dbh};
- use constant NUM_MINMAX => 'SELECT MIN(num),MAX(num) FROM msgmap';
- my $sth = $self->{num_minmax} ||= $dbh->prepare(NUM_MINMAX);
+ my $sth = $self->{num_minmax} ||=
+ $dbh->prepare('SELECT MIN(num),MAX(num) FROM msgmap');
$sth->execute;
$sth->fetchrow_array;
}
@@ -138,8 +135,7 @@ sub mid_prefixes {
sub mid_delete {
my ($self, $mid) = @_;
my $dbh = $self->{dbh};
- use constant MID_DELETE => 'DELETE FROM msgmap WHERE mid = ?';
- my $sth = $dbh->prepare(MID_DELETE);
+ my $sth = $dbh->prepare('DELETE FROM msgmap WHERE mid = ?');
$sth->bind_param(1, $mid);
$sth->execute;
}
@@ -175,12 +171,12 @@ sub id_batch {
}
# only used for mapping external serial numbers (e.g. articles from gmane)
-# see scripts/xhdr-num2mid for usage
+# see scripts/xhdr-num2mid or PublicInbox::Filter::RubyLang for usage
sub mid_set {
my ($self, $num, $mid) = @_;
my $sth = $self->{mid_set} ||= do {
- my $sql = 'INSERT OR IGNORE INTO msgmap (num, mid) VALUES (?,?)';
- $self->{dbh}->prepare($sql);
+ $self->{dbh}->prepare(
+ 'INSERT OR IGNORE INTO msgmap (num,mid) VALUES (?,?)');
};
$sth->execute($num, $mid);
}
--
EW
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2017-06-26 18:14 [PATCH] msgmap: reduce constant usage Eric Wong
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