extract _expand_expr_hashpair_op

diff --git a/lib/SQL/Abstract.pm b/lib/SQL/Abstract.pm
index ed61272..3627abf 100644 (file)
--- a/lib/SQL/Abstract.pm
+++ b/lib/SQL/Abstract.pm
@@ -607,47 +607,7 @@ sub _expand_expr_hashpair {
   }
   $self->_assert_pass_injection_guard($k =~ /^-(.*)$/s) if $k =~ /^-/;
   if ($k =~ /^-/) {
-    if (my ($rest) = $k =~/^-not[_ ](.*)$/) {
-      return +{ -op => [
-        'not',
-        $self->_expand_expr({ "-${rest}", $v })
-      ] };
-    }
-    {
-      my $op = $k;
-      $op =~ s/^-// if length($op) > 1;
-
-      # top level special ops are illegal in general
-      # note that, arguably, if it makes no sense at top level, it also
-      # makes no sense on the other side of an = sign or similar but DBIC
-      # gets disappointingly upset if I disallow it
-      if (
-        (our $Expand_Depth) == 1
-        and List::Util::first { $op =~ $_->{regex} } @{$self->{special_ops}}
-      ) {
-        puke "Illegal use of top-level '-$op'"
-      }
-      if (my $us = List::Util::first { $op =~ $_->{regex} } @{$self->{unary_ops}}) {
-        return { -op => [ $op, $v ] };
-      }
-    }
-    if ($self->{render}{$k}) {
-      return { $k => $v };
-    }
-    if (
-      ref($v) eq 'HASH'
-      and keys %$v == 1
-      and (keys %$v)[0] =~ /^-/
-    ) {
-      my ($func) = $k =~ /^-(.*)$/;
-      if (List::Util::first { $func =~ $_->{regex} } @{$self->{special_ops}}) {
-        return +{ -op => [ $func, $self->_expand_expr($v) ] };
-      }
-      return +{ -func => [ $func, $self->_expand_expr($v) ] };
-    }
-    if (!ref($v) or is_literal_value($v)) {
-      return +{ -op => [ $k =~ /^-(.*)$/, $self->_expand_expr($v) ] };
-    }
+    return $self->_expand_expr_hashpair_op($k, $v);
   }
   if (
     !defined($v)
@@ -794,6 +754,52 @@ sub _expand_expr_hashpair {
   die "notreached";
 }
 
+sub _expand_expr_hashpair_op {
+  my ($self, $k, $v) = @_;
+  if (my ($rest) = $k =~/^-not[_ ](.*)$/) {
+    return +{ -op => [
+      'not',
+      $self->_expand_expr({ "-${rest}", $v })
+    ] };
+  }
+  {
+    my $op = $k;
+    $op =~ s/^-// if length($op) > 1;
+
+    # top level special ops are illegal in general
+    # note that, arguably, if it makes no sense at top level, it also
+    # makes no sense on the other side of an = sign or similar but DBIC
+    # gets disappointingly upset if I disallow it
+    if (
+      (our $Expand_Depth) == 1
+      and List::Util::first { $op =~ $_->{regex} } @{$self->{special_ops}}
+    ) {
+      puke "Illegal use of top-level '-$op'"
+    }
+    if (my $us = List::Util::first { $op =~ $_->{regex} } @{$self->{unary_ops}}) {
+      return { -op => [ $op, $v ] };
+    }
+  }
+  if ($self->{render}{$k}) {
+    return { $k => $v };
+  }
+  if (
+    ref($v) eq 'HASH'
+    and keys %$v == 1
+    and (keys %$v)[0] =~ /^-/
+  ) {
+    my ($func) = $k =~ /^-(.*)$/;
+    if (List::Util::first { $func =~ $_->{regex} } @{$self->{special_ops}}) {
+      return +{ -op => [ $func, $self->_expand_expr($v) ] };
+    }
+    return +{ -func => [ $func, $self->_expand_expr($v) ] };
+  }
+  if (!ref($v) or is_literal_value($v)) {
+    return +{ -op => [ $k =~ /^-(.*)$/, $self->_expand_expr($v) ] };
+  }
+  die "notreached";
+}
+
 sub _expand_ident {
   my ($self, $op, $body) = @_;
   unless (defined($body) or (ref($body) and ref($body) eq 'ARRAY')) {