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# -*- ruby -*-
def camelize(lower_case_and_underscored_word)
lower_case_and_underscored_word.to_s.gsub(/\/(.?)/) { "::" + $1.upcase }.gsub(/(^|_)(.)/) { $2.upcase }
end
ec_txt, ec_def = *ARGV
File.open(ec_def, 'w') do |fd_def|
fd_def.puts <<EOCODE
/*
* #{ec_def} - Definition of error classes.
*
* WARNING: This file is autogenerated. Please edit #{__FILE__} !
*
*/
EOCODE
File.read(ec_txt).lines.each do |line|
# The format of this file is one error code per line, with the following
# whitespace-separated fields:
#
# sqlstate E/W/S errcode_macro_name spec_name
if line =~ /^(\w+)\s+(\w+)\s+(\w+)\s+(\w+)\s+/i
sqlstate, ews, errcode_macro_name = $1, $2, $3
next unless ews=='E'
is_sqlclass = sqlstate[2..-1] == '000'
class_code = sqlstate[0,2]
baseclass_code = is_sqlclass ? 'NULL' : class_code.inspect
class_name = camelize(errcode_macro_name.sub('ERRCODE_', '').downcase)
fd_def.puts "{"
fd_def.puts " VALUE klass = define_error_class( #{class_name.inspect}, #{baseclass_code} );"
fd_def.puts " register_error_class( #{sqlstate.inspect}, klass );"
if is_sqlclass
fd_def.puts " register_error_class( #{class_code.inspect}, klass );"
end
fd_def.puts "}"
end
end
end
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