# the data structure, then to fetch the data do:
# push @rows, dclone($row_data_struct) while ($sth->fetchrow);
#
- my $parser_src = sprintf('$_ = %s for @{$_[0]}', __visit_infmap_simple($_[0]) );
- # change the quoted placeholders to unquoted alias-references
- $parser_src =~ s/ \' \xFF__VALPOS__(\d+)__\xFF \' /"\$_->[$1]"/gex;
-
- __wrap_in_strictured_scope($parser_src);
+ __wrap_in_strictured_scope( sprintf
+ '$_ = %s for @{$_[0]}',
+ __visit_infmap_simple( $_[0] )
+ );
}
# the simple non-collapsing nested structure recursor
if (keys %$my_cols) {
my $branch_null_checks = join ' && ', map
- { "( ! defined '\xFF__VALPOS__${_}__\xFF' )" }
+ { "( ! defined \$_->[$_] )" }
sort { $a <=> $b } values %{$rel_cols->{$rel}}
;
if (scalar @{$args->{collapse_map}{-identifying_columns}}) {
$top_node_key = join ('', map
- { "{'\xFF__IDVALPOS__${_}__\xFF'}" }
+ { "{ \$cur_row_ids{$_} }" }
@{$args->{collapse_map}{-identifying_columns}}
);
}
elsif( my @variants = @{$args->{collapse_map}{-identifying_columns_variants}} ) {
my @path_parts = map { sprintf
- "( ( defined '\xFF__VALPOS__%d__\xFF' ) && (join qq(\xFF), '', %s, '') )",
+ "( ( defined \$cur_row_data->[%d] ) && (join qq(\xFF), '', %s, '') )",
$_->[0], # checking just first is enough - one ID defined, all defined
- ( join ', ', map { ++$variant_idcols->{$_} and "'\xFF__IDVALPOS__${_}__\xFF'" } @$_ ),
+ ( join ', ', map { ++$variant_idcols->{$_} and " \$cur_row_ids{$_} " } @$_ ),
} @variants;
my $virtual_column_idx = (scalar keys %{$args->{val_index}} ) + 1;
- $top_node_key = "{'\xFF__IDVALPOS__${virtual_column_idx}__\xFF'}";
+ $top_node_key = "{ \$cur_row_ids{$virtual_column_idx} }";
- $top_node_key_assembler = sprintf "'\xFF__IDVALPOS__%d__\xFF' = (%s);",
+ $top_node_key_assembler = sprintf " \$cur_row_ids{%d} = ( %s ); ",
$virtual_column_idx,
"\n" . join( "\n or\n", @path_parts, qq{"\0\$rows_pos\0"} )
;
### END LITERAL STRING EVAL
EOS
- # !!! note - different var than the one above
- # change the quoted placeholders to unquoted alias-references
- $parser_src =~ s/ \' \xFF__VALPOS__(\d+)__\xFF \' /"\$cur_row_data->[$1]"/gex;
- $parser_src =~ s/
- \' \xFF__IDVALPOS__(\d+)__\xFF \'
- /
- "\$cur_row_ids{$1}"
- /gex;
-
__wrap_in_strictured_scope($parser_src);
}
}
my $me_struct;
- $me_struct = __result_struct_to_source($my_cols) if keys %$my_cols;
+ $me_struct = __result_struct_to_source($my_cols, 1) if keys %$my_cols;
$me_struct = sprintf( '[ %s ]', $me_struct||'' )
unless $args->{hri_style};
my $node_key = $args->{collapse_map}->{-custom_node_key} || join ('', map
- { "{'\xFF__IDVALPOS__${_}__\xFF'}" }
+ { "{ \$cur_row_ids{$_} }" }
@{$args->{collapse_map}->{-identifying_columns}}
);
my $node_idx_slot = sprintf '$collapse_idx[%d]%s', $cur_node_idx, $node_key;
# start of wrap of the entire chain in a conditional
splice @src, $rel_src_pos, 0, sprintf "( ! defined %s )\n ? %s%s{%s} = %s\n : do {",
- "'\xFF__VALPOS__${first_distinct_child_idcol}__\xFF'",
+ "\$cur_row_data->[$first_distinct_child_idcol]",
$node_idx_slot,
$args->{hri_style} ? '' : '[1]',
perlstring($rel),
else {
splice @src, $rel_src_pos + 1, 0, sprintf ( '(defined %s) or bless (%s[1]{%s}, %s);',
- "'\xFF__VALPOS__${first_distinct_child_idcol}__\xFF'",
+ "\$cur_row_data->[$first_distinct_child_idcol]",
$node_idx_slot,
perlstring($rel),
perlstring($null_branch_class),
}
sub __result_struct_to_source {
- sprintf( '{ %s }', join (', ', map
- { sprintf "%s => '\xFF__VALPOS__%d__\xFF'", perlstring($_), $_[0]{$_} }
- sort keys %{$_[0]}
- ));
+ my ($data, $is_collapsing) = @_;
+
+ sprintf( '{ %s }',
+ join (', ', map {
+ sprintf ( "%s => %s",
+ perlstring($_),
+ $is_collapsing
+ ? "\$cur_row_data->[$data->{$_}]"
+ : "\$_->[ $data->{$_} ]"
+ )
+ } sort keys %{$data}
+ )
+ );
}
1;