fixup thingop_expander code and convert EC as

[dbsrgits/SQL-Abstract.git] / lib / SQL / Abstract.pm

diff --git a/lib/SQL/Abstract.pm b/lib/SQL/Abstract.pm
index 7499493..a8b771f 100644 (file)
--- a/lib/SQL/Abstract.pm
+++ b/lib/SQL/Abstract.pm
@@ -150,11 +150,10 @@ our %Defaults = (
       qw(between not_between)),
     (map +($_ => __PACKAGE__->make_binop_expander('_expand_in')),
       qw(in not_in)),
-    'nest' => '_expand_nest',
     (map +($_ => '_expand_op_andor'), ('and', 'or')),
     (map +($_ => '_expand_op_is'), ('is', 'is_not')),
-    'ident' => '_expand_ident',
-    'value' => '_expand_value',
+    (map +($_ => __PACKAGE__->make_unop_expander("_expand_${_}")),
+      qw(ident value nest)),
   },
   render => {
     (map +($_, "_render_$_"),
@@ -333,16 +332,13 @@ BEGIN {
   )) {
     my $name = join '_', reverse split '_', $type;
     my $singular = "${type}er";
-    eval qq{sub ${singular} { shift->_ext_rw($name => \@_) }; 1 }
+
+    eval qq{sub ${singular} { shift->${singular}s(\@_) }; 1 }
       or die "Method builder failed for ${singular}: $@";
     eval qq{sub wrap_${singular} {
-      my (\$self, \$key, \$builder) = \@_;
-      my \$orig = \$self->_ext_rw('${name}', \$key);
-      \$self->_ext_rw(
-        '${name}', \$key,
-        \$builder->(\$orig, '${name}', \$key)
-      );
+      shift->wrap_${singular}s(\@_)
     }; 1 } or die "Method builder failed for wrap_${singular}: $@";
+
     eval qq{sub ${singular}s {
       my (\$self, \@args) = \@_;
       while (my (\$this_key, \$this_value) = splice(\@args, 0, 2)) {
@@ -364,6 +360,20 @@ BEGIN {
     eval qq{sub ${singular}_list { sort keys %{\$_[0]->{\$name}} }; 1; }
      or die "Method builder failed for ${singular}_list: $@";
   }
+  foreach my $singular (qw(unop_expander binop_expander)) {
+    eval qq{sub ${singular} { shift->${singular}s(\@_) }; 1 }
+      or die "Method builder failed for ${singular}: $@";
+    eval qq{sub ${singular}s {
+      my (\$self, \@args) = \@_;
+      while (my (\$this_key, \$this_value) = splice(\@args, 0, 2)) {
+        \$self->_ext_rw(
+           expand_op => \$this_key,
+           \$self->make_${singular}(\$this_value),
+        );
+      }
+      return \$self;
+    }; 1 } or die "Method builder failed for ${singular}s: $@";
+  }
 }
 
 sub register_op { $_[0]->{is_op}{$_[1]} = 1; $_[0] }
@@ -1193,10 +1203,7 @@ sub _expand_func {
 }
 
 sub _expand_ident {
-  my ($self, undef, $body, $k) = @_;
-  return $self->_expand_hashpair_cmp(
-    $k, { -ident => $body }
-  ) if defined($k);
+  my ($self, undef, $body) = @_;
   unless (defined($body) or (ref($body) and ref($body) eq 'ARRAY')) {
     puke "-ident requires a single plain scalar argument (a quotable identifier) or an arrayref of identifier parts";
   }
@@ -1210,9 +1217,6 @@ sub _expand_ident {
 }
 
 sub _expand_value {
-  return $_[0]->_expand_hashpair_cmp(
-    $_[3], { -value => $_[2] },
-  ) if defined($_[3]);
   +{ -bind => [ our $Cur_Col_Meta, $_[2] ] };
 }
 
@@ -3301,7 +3305,9 @@ forms. Examples:
 
 
 
-=head1 SPECIAL OPERATORS
+=head1 OLD EXTENSION SYSTEM
+
+=head2 SPECIAL OPERATORS
 
   my $sqlmaker = SQL::Abstract->new(special_ops => [
      {
@@ -3386,7 +3392,7 @@ of the MATCH .. AGAINST syntax for MySQL
   ]);
 
 
-=head1 UNARY OPERATORS
+=head2 UNARY OPERATORS
 
   my $sqlmaker = SQL::Abstract->new(unary_ops => [
      {
@@ -3438,6 +3444,13 @@ When supplied with a coderef, it is called as:
 
 =back
 
+=head1 NEW EXTENSION SYSTEM
+
+=head2 expander
+
+=head2 op_expander
+
+=head2 
 
 =head1 PERFORMANCE