#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# 
# Parses Myanmar text, with syllable as token. 
#

$Cons = [[:Other_Letter:]&[:Myanmar:]];
$Virama = [\u1039];
$Asat = [\u103A];

$WordJoin = [:Line_Break=Word_Joiner:]; 

#
# default numerical definitions
#
$Extend       = [\p{Word_Break = Extend}];
$Format       = [\p{Word_Break = Format}];
$MidNumLet    = [\p{Word_Break = MidNumLet}];
$MidNum       = [\p{Word_Break = MidNum}];
$Numeric      = [\p{Word_Break = Numeric}];
$ExtendNumLet = [\p{Word_Break = ExtendNumLet}];                                                          
$MidNumLetEx    = $MidNumLet    ($Extend |  $Format)*;
$MidNumEx       = $MidNum       ($Extend |  $Format)*;
$NumericEx      = $Numeric      ($Extend |  $Format)*;
$ExtendNumLetEx = $ExtendNumLet ($Extend |  $Format)*;

$ConsEx = $Cons ($Extend | $Format)*;
$AsatEx = $Cons $Asat ($Virama $ConsEx)? ($Extend | $Format)*;
$MyanmarSyllableEx = $ConsEx ($Virama $ConsEx)? ($AsatEx)*;
$MyanmarJoinedSyllableEx = $MyanmarSyllableEx ($WordJoin $MyanmarSyllableEx)*;

!!forward;
$MyanmarJoinedSyllableEx {200};

# default numeric rules
$NumericEx $ExtendNumLetEx? (($MidNumEx | $MidNumLetEx)? $NumericEx $ExtendNumLetEx?)*  {100};