From: Matt S Trout <mst@shadowcat.co.uk>
Date: Wed, 17 Apr 2019 00:46:00 +0000 (+0000)
Subject: move clause rendering to better calling convention
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=scpubgit%2FQ-Branch.git;a=commitdiff_plain;h=fe8b493f5d24be683bf3e3ddf2fb933ae8d193e6

move clause rendering to better calling convention
---

diff --git a/lib/SQL/Abstract.pm b/lib/SQL/Abstract.pm
index 340a757..6ee5a5f 100644
--- a/lib/SQL/Abstract.pm
+++ b/lib/SQL/Abstract.pm
@@ -393,12 +393,12 @@ sub _update_set_values {
   my ($self, $data) = @_;
 
   return $self->render_aqt(
-    $self->_expand_update_set_values($data),
+    $self->_expand_update_set_values(undef, $data),
   );
 }
 
 sub _expand_update_set_values {
-  my ($self, $data) = @_;
+  my ($self, undef, $data) = @_;
   $self->_expand_maybe_list_expr( [
     map {
       my ($k, $set) = @$_;
diff --git a/lib/SQL/Abstract/Clauses.pm b/lib/SQL/Abstract/Clauses.pm
index fc36e74..605424f 100644
--- a/lib/SQL/Abstract/Clauses.pm
+++ b/lib/SQL/Abstract/Clauses.pm
@@ -26,7 +26,7 @@ sub register_defaults {
     for @{$self->{clauses_of}{update}};
   $self->{expand_clause}{'update.update'} = '_expand_update_clause_target';
   $self->{render_clause}{'update.target'} = sub {
-    my ($self, $target) = @_;
+    my ($self, undef, $target) = @_;
     my ($sql, @bind) = $self->render_aqt($target);
     ($self->_sqlcase('update ').$sql, @bind);
   };
@@ -37,7 +37,7 @@ sub register_defaults {
     for @{$self->{clauses_of}{delete}};
   $self->{expand_clause}{"delete.from"} = '_expand_delete_clause_target';
   $self->{render_clause}{'delete.target'} = sub {
-    my ($self, $from) = @_;
+    my ($self, undef, $from) = @_;
     my ($sql, @bind) = $self->render_aqt($from);
     ($self->_sqlcase('delete from ').$sql, @bind);
   };
@@ -50,24 +50,24 @@ sub register_defaults {
   $self->{expand_clause}{'insert.target'} = '_expand_insert_clause_target';
   $self->{expand_clause}{'insert.fields'} = sub {
     return +{ -row => [
-      shift->_expand_maybe_list_expr(@_, -ident)
-    ] } if ref($_[1]) eq 'ARRAY';
-    return $_[1]; # should maybe still expand somewhat?
+      shift->_expand_maybe_list_expr($_[2], -ident)
+    ] } if ref($_[2]) eq 'ARRAY';
+    return $_[2]; # should maybe still expand somewhat?
   };
   $self->{expand_clause}{'insert.values'} = '_expand_insert_clause_values';
   $self->{expand_clause}{'insert.returning'} = sub {
     shift->_expand_maybe_list_expr(@_, -ident);
   };
   $self->{render_clause}{'insert.fields'} = sub {
-    return $_[0]->render_aqt($_[1]);
+    return $_[0]->render_aqt($_[2]);
   };
   $self->{render_clause}{'insert.target'} = sub {
-    my ($self, $from) = @_;
+    my ($self, undef, $from) = @_;
     my ($sql, @bind) = $self->render_aqt($from);
     ($self->_sqlcase('insert into ').$sql, @bind);
   };
   $self->{render_clause}{'insert.from'} = sub {
-    return $_[0]->render_aqt($_[1], 1);
+    return $_[0]->render_aqt($_[2], 1);
   };
   $self->{expand}{values} = '_expand_values';
   $self->{render}{values} = '_render_values';
@@ -78,51 +78,51 @@ sub register_defaults {
 }
 
 sub _expand_select_clause_select {
-  my ($self, $select) = @_;
+  my ($self, undef, $select) = @_;
   +(select => $self->_expand_maybe_list_expr($select, -ident));
 }
 
 sub _expand_select_clause_from {
-  my ($self, $from) = @_;
+  my ($self, undef, $from) = @_;
   +(from => $self->_expand_maybe_list_expr($from, -ident));
 }
 
 sub _expand_select_clause_where {
-  my ($self, $where) = @_;
+  my ($self, undef, $where) = @_;
   +(where => $self->expand_expr($where));
 }
 
 sub _expand_select_clause_order_by {
-  my ($self, $order_by) = @_;
+  my ($self, undef, $order_by) = @_;
   +(order_by => $self->_expand_order_by($order_by));
 }
 
 sub _expand_update_clause_target {
-  my ($self, $target) = @_;
+  my ($self, undef, $target) = @_;
   +(target => $self->_expand_maybe_list_expr($target, -ident));
 }
 
 sub _expand_update_clause_set {
-  return $_[1] if ref($_[1]) eq 'HASH' and ($_[1]->{-op}||[''])->[0] eq ',';
-  +(set => shift->_expand_update_set_values(@_));
+  return $_[2] if ref($_[2]) eq 'HASH' and ($_[2]->{-op}||[''])->[0] eq ',';
+  +(set => $_[0]->_expand_update_set_values($_[1], $_[2]));
 }
 
 sub _expand_update_clause_where {
-  +(where => shift->expand_expr(@_));
+  +(where => $_[0]->expand_expr($_[2]));
 }
 
 sub _expand_update_clause_returning {
-  +(returning => shift->_expand_maybe_list_expr(@_, -ident));
+  +(returning => $_[0]->_expand_maybe_list_expr($_[2], -ident));
 }
 
 sub _expand_delete_clause_target {
-  +(target => shift->_expand_maybe_list_expr(@_, -ident));
+  +(target => $_[0]->_expand_maybe_list_expr($_[2], -ident));
 }
 
-sub _expand_delete_clause_where { +(where => shift->expand_expr(@_)); }
+sub _expand_delete_clause_where { +(where => $_[0]->expand_expr($_[2])); }
 
 sub _expand_delete_clause_returning {
-  +(returning => shift->_expand_maybe_list_expr(@_, -ident));
+  +(returning => $_[0]->_expand_maybe_list_expr($_[2], -ident));
 }
 
 sub _expand_statement {
@@ -136,7 +136,7 @@ sub _expand_statement {
     map {
       my $val = $args->{$_};
       if (defined($val) and my $exp = $ec->{"${type}.$_"}) {
-        if ((my (@exp) = $self->$exp($val)) == 1) {
+        if ((my (@exp) = $self->$exp($_ => $val)) == 1) {
           ($_ => $exp[0])
         } else {
           @exp
@@ -156,7 +156,7 @@ sub _render_statement {
     local $self->{convert_where} = $self->{convert} if $clause eq 'where';
     my ($sql) = my @part = do {
       if (my $rdr = $self->{render_clause}{"${type}.${clause}"}) {
-        $self->$rdr($clause_expr);
+        $self->$rdr($clause, $clause_expr);
       } else {
         my ($clause_sql, @bind) = $self->render_aqt($clause_expr, 1);
         my $sql = join ' ',
@@ -238,11 +238,11 @@ sub insert {
 }
 
 sub _expand_insert_clause_target {
-  +(target => shift->_expand_maybe_list_expr(@_, -ident));
+  +(target => $_[0]->_expand_maybe_list_expr($_[2], -ident));
 }
 
 sub _expand_insert_clause_values {
-  my ($self, $data) = @_;
+  my ($self, undef, $data) = @_;
   if (ref($data) eq 'HASH' and (keys(%$data))[0] =~ /^-/) {
     return $self->expand_expr($data);
   }
@@ -327,5 +327,4 @@ sub clone {
   );
 }
 
-
 1;
diff --git a/lib/SQL/Abstract/ExtraClauses.pm b/lib/SQL/Abstract/ExtraClauses.pm
index 7c534c1..ad49758 100644
--- a/lib/SQL/Abstract/ExtraClauses.pm
+++ b/lib/SQL/Abstract/ExtraClauses.pm
@@ -24,9 +24,9 @@ sub register_defaults {
   $self->clauses_of(select => 'with', @clauses);
   $self->clause_expanders(
     'select.group_by', sub {
-      $_[0]->_expand_maybe_list_expr($_[1], -ident)
+      $_[0]->_expand_maybe_list_expr($_[2], -ident)
     },
-    'select.having', 'expand_expr',
+    'select.having', sub { $_[0]->expand_expr($_[2]) },
   );
   foreach my $thing (qw(join from_list)) {
     $self->expander($thing => "_expand_${thing}")
@@ -51,13 +51,13 @@ sub register_defaults {
   $self->clause_expanders(
     'update.from' => '_expand_select_clause_from',
     'delete.using' => sub {
-      +(using => $_[0]->_expand_from_list(undef, $_[1]));
+      +(using => $_[0]->_expand_from_list(undef, $_[2]));
     },
     'insert.rowvalues' => sub {
-      +(from => $_[0]->expand_expr({ -values => $_[1] }));
+      +(from => $_[0]->expand_expr({ -values => $_[2] }));
     },
     'insert.select' => sub {
-      +(from => $_[0]->expand_expr({ -select => $_[1] }));
+      +(from => $_[0]->expand_expr({ -select => $_[2] }));
     },
   );
 
@@ -86,7 +86,7 @@ sub register_defaults {
   $self->expanders(map +($_ => $expand_setop), qw(union intersect except));
 
   $self->clause_renderer('select.setop' => sub {
-    my ($self, $setop) = @_;
+    my ($self, undef, $setop) = @_;
     $self->render_aqt($setop);
   });
 
@@ -103,7 +103,7 @@ sub register_defaults {
     $self->clause_expander("select.${setop}" => sub {
       +(setop => $_[0]->expand_expr({
                    "-${setop}" => {
-                     queries => (ref($_[1]) eq 'ARRAY' ? $_[1] : [ $_[1] ]),
+                     queries => (ref($_[2]) eq 'ARRAY' ? $_[2] : [ $_[2] ]),
                    }
                  }));
     });
@@ -111,13 +111,13 @@ sub register_defaults {
       +(setop => $_[0]->expand_expr({
                    "-${setop}" => {
                      type => 'all',
-                     queries => (ref($_[1]) eq 'ARRAY' ? $_[1] : [ $_[1] ]),
+                     queries => (ref($_[2]) eq 'ARRAY' ? $_[2] : [ $_[2] ]),
                    }
                  }));
     });
   }
   $self->clause_expander('select.with' => my $with_expander = sub {
-    my ($self, $with) = @_;
+    my ($self, undef, $with) = @_;
     if (ref($with) eq 'HASH') {
       return +{
         %$with,
@@ -137,15 +137,15 @@ sub register_defaults {
     return +{ queries => \@exp };
   });
   $self->clause_expander('select.with_recursive' => sub {
-    my ($self, $with) = @_;
-    my $exp = $self->$with_expander($with);
+    my ($self, undef, $with) = @_;
+    my $exp = $self->$with_expander(undef, $with);
     return +(with => +{
       %$exp,
       type => 'recursive'
     });
   });
   $self->clause_renderer('select.with' => sub {
-    my ($self, $with) = @_;
+    my ($self, undef, $with) = @_;
     my $q_part = [ $self->join_clauses(', ',
       map {
         my ($alias, $query) = @$_;
@@ -168,7 +168,7 @@ sub register_defaults {
 sub format_keyword { $_[0]->_sqlcase(join ' ', split '_', $_[1]) }
 
 sub _expand_select_clause_from {
-  my ($self, $from) = @_;
+  my ($self, undef, $from) = @_;
   +(from => $self->_expand_from_list(undef, $from));
 }
 
@@ -281,7 +281,7 @@ sub _render_alias {
 }
 
 sub _expand_update_clause_target {
-  my ($self, $target) = @_;
+  my ($self, undef, $target) = @_;
   +(target => $self->_expand_from_list(undef, $target));
 }
 
diff --git a/t/01generate.t b/t/01generate.t
index 4fa38ed..87bce6a 100644
--- a/t/01generate.t
+++ b/t/01generate.t
@@ -863,6 +863,7 @@ for my $t (@tests) {
     }
     else {
       lives_ok(sub {
+        alarm(5); local $SIG{ALRM} = sub { die "Timed out" };
         warnings_like(
           sub { $cref->() },
           $t->{warns} || [],