X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FSQL%2FTranslator%2FParser%2FSybase.pm;h=e3fd943337d9053e24d10556bb3cf90bfa1693a8;hb=aa4301a7a673eb7206bb6c837a2adaaf33d9c6d9;hp=5e500aa3a4898b64211d5768e1f0a039de275778;hpb=b03926cdac036bdbcf69e478ca29e1121c814646;p=dbsrgits%2FSQL-Translator.git diff --git a/lib/SQL/Translator/Parser/Sybase.pm b/lib/SQL/Translator/Parser/Sybase.pm index 5e500aa..e3fd943 100644 --- a/lib/SQL/Translator/Parser/Sybase.pm +++ b/lib/SQL/Translator/Parser/Sybase.pm @@ -1,23 +1,5 @@ package SQL::Translator::Parser::Sybase; -# ------------------------------------------------------------------- -# Copyright (C) 2002-2009 SQLFairy Authors -# -# This program is free software; you can redistribute it and/or -# modify it under the terms of the GNU General Public License as -# published by the Free Software Foundation; version 2. -# -# This program is distributed in the hope that it will be useful, but -# WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -# General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -# 02111-1307 USA -# ------------------------------------------------------------------- - =head1 NAME SQL::Translator::Parser::Sybase - parser for Sybase @@ -36,25 +18,22 @@ DBI-Sybase parser included with SQL::Translator. =cut use strict; +use warnings; + +our $VERSION = '1.59'; -use vars qw[ $DEBUG $VERSION $GRAMMAR @EXPORT_OK ]; -$VERSION = '1.99'; +our $DEBUG; $DEBUG = 0 unless defined $DEBUG; use Data::Dumper; -use Parse::RecDescent; -use Exporter; -use base qw(Exporter); - -@EXPORT_OK = qw(parse); +use SQL::Translator::Utils qw/ddl_parser_instance/; -$::RD_ERRORS = 1; -$::RD_WARN = 1; -$::RD_HINT = 1; +use base qw(Exporter); +our @EXPORT_OK = qw(parse); -$GRAMMAR = q{ +our $GRAMMAR = <<'END_OF_GRAMMAR'; -{ +{ my ( %tables, @table_comments, $table_order ); } @@ -75,7 +54,7 @@ statement : create_table | exec | -use : /use/i WORD GO +use : /use/i WORD GO { @table_comments = () } setuser : /setuser/i NAME GO @@ -103,7 +82,7 @@ exec : exec_statement(s) GO exec_statement : /exec/i /[^\n]+/ comment : comment_start comment_middle comment_end - { + { my $comment = $item[2]; $comment =~ s/^\s*|\s*$//mg; $comment =~ s/^\**\s*//mg; @@ -120,7 +99,7 @@ comment_middle : m{([^*]+|\*(?!/))*} # Create table. # create_table : /create/i /table/i ident '(' create_def(s /,/) ')' lock(?) on_system(?) GO - { + { my $table_owner = $item[3]{'owner'}; my $table_name = $item[3]{'name'}; @@ -138,10 +117,10 @@ create_table : /create/i /table/i ident '(' create_def(s /,/) ')' lock(?) on_sys for my $def ( @{ $item[5] } ) { if ( $def->{'supertype'} eq 'field' ) { my $field_name = $def->{'name'}; - $tables{ $table_name }{'fields'}{ $field_name } = + $tables{ $table_name }{'fields'}{ $field_name } = { %$def, order => $i }; $i++; - + if ( $def->{'is_primary_key'} ) { push @{ $tables{ $table_name }{'constraints'} }, { type => 'primary_key', @@ -158,7 +137,7 @@ create_table : /create/i /table/i ident '(' create_def(s /,/) ')' lock(?) on_sys } } -create_constraint : /create/i constraint +create_constraint : /create/i constraint { @table_comments = (); push @{ $tables{ $item[2]{'table'} }{'constraints'} }, $item[2]; @@ -185,18 +164,18 @@ create_def : field blank : /\s*/ -field : field_name data_type nullable(?) - { - $return = { +field : field_name data_type nullable(?) + { + $return = { supertype => 'field', - name => $item{'field_name'}, + name => $item{'field_name'}, data_type => $item{'data_type'}{'type'}, size => $item{'data_type'}{'size'}, - nullable => $item[3][0], -# default => $item{'default_val'}[0], -# is_auto_inc => $item{'auto_inc'}[0], -# is_primary_key => $item{'primary_key'}[0], - } + nullable => $item[3][0], +# default => $item{'default_val'}[0], +# is_auto_inc => $item{'auto_inc'}[0], +# is_primary_key => $item{'primary_key'}[0], + } } constraint : primary_key_constraint @@ -208,12 +187,12 @@ index_name : WORD table_name : WORD -data_type : WORD field_size(?) - { - $return = { - type => $item[1], +data_type : WORD field_size(?) + { + $return = { + type => $item[1], size => $item[2][0] - } + } } lock : /lock/i /datarows/i @@ -233,31 +212,31 @@ nullable : /not/i /null/i | /null/i { $return = 1 } -default_val : /default/i /(?:')?[\w\d.-]*(?:')?/ +default_val : /default/i /(?:')?[\w\d.-]*(?:')?/ { $item[2]=~s/'//g; $return=$item[2] } auto_inc : /auto_increment/i { 1 } -primary_key_constraint : /primary/i /key/i index_name(?) parens_field_list - { - $return = { +primary_key_constraint : /primary/i /key/i index_name(?) parens_field_list + { + $return = { supertype => 'constraint', name => $item{'index_name'}[0], type => 'primary_key', fields => $item[4], - } + } } unique_constraint : /unique/i clustered(?) INDEX(?) index_name(?) on_table(?) parens_field_list - { - $return = { + { + $return = { supertype => 'constraint', type => 'unique', clustered => $item[2][0], name => $item[4][0], table => $item[5][0], fields => $item[6], - } + } } clustered : /clustered/i @@ -274,15 +253,15 @@ on_system : /on/i /system/i { $return = 1 } index : clustered(?) INDEX index_name(?) on_table(?) parens_field_list - { - $return = { + { + $return = { supertype => 'index', type => 'normal', clustered => $item[1][0], name => $item[3][0], table => $item[4][0], fields => $item[5], - } + } } parens_field_list : '(' field_name(s /,/) ')' @@ -306,39 +285,39 @@ COMMA : ',' QUOTE : /'/ -}; +END_OF_GRAMMAR -# ------------------------------------------------------------------- sub parse { my ( $translator, $data ) = @_; - my $parser = Parse::RecDescent->new($GRAMMAR); + + # Enable warnings within the Parse::RecDescent module. + local $::RD_ERRORS = 1 unless defined $::RD_ERRORS; # Make sure the parser dies when it encounters an error + local $::RD_WARN = 1 unless defined $::RD_WARN; # Enable warnings. This will warn on unused rules &c. + local $::RD_HINT = 1 unless defined $::RD_HINT; # Give out hints to help fix problems. local $::RD_TRACE = $translator->trace ? 1 : undef; local $DEBUG = $translator->debug; - unless (defined $parser) { - return $translator->error("Error instantiating Parse::RecDescent ". - "instance: Bad grammer"); - } + my $parser = ddl_parser_instance('Sybase'); my $result = $parser->startrule($data); return $translator->error( "Parse failed." ) unless defined $result; warn Dumper( $result ) if $DEBUG; my $schema = $translator->schema; - my @tables = sort { + my @tables = sort { $result->{ $a }->{'order'} <=> $result->{ $b }->{'order'} } keys %{ $result }; for my $table_name ( @tables ) { my $tdata = $result->{ $table_name }; - my $table = $schema->add_table( name => $tdata->{'name'} ) + my $table = $schema->add_table( name => $tdata->{'name'} ) or die "Can't create table '$table_name': ", $schema->error; $table->comments( $tdata->{'comments'} ); - my @fields = sort { - $tdata->{'fields'}->{$a}->{'order'} + my @fields = sort { + $tdata->{'fields'}->{$a}->{'order'} <=> $tdata->{'fields'}->{$b}->{'order'} } keys %{ $tdata->{'fields'} };