504 lines
8.8 KiB
JavaScript
504 lines
8.8 KiB
JavaScript
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module.exports = (function(){function _waka(parser, startRule) {
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if(startRule && ! parser.rules[startRule])
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throw new Error('start rule missing: ' + JSON.stringify(startRule))
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return {
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getState: function() {
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return parser.state
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},
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getTrace: function(message) {
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return (message ? message + '\n' : '') + parser.state.traceLine()
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},
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exec: function(input) {
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if(! startRule)
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throw new Error('no start rule given')
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parser.state.setInput(input)
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try {
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var value = parser.rules[startRule]()
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}
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catch(err) {
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var error = err
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}
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if(error == null) {
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if(! parser.state.adv || ! parser.state.isEOF())
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var error = new Error('Unexpected syntax in top')
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}
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return {
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success: error == null,
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value: ! error ? value : undefined,
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error: error
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}
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},
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startWith: function(rule) {
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return _waka(parser, rule)
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},
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}
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};
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return _waka((function(){'use strict';
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var _rules={};
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_rules.NameStartChar = function() {
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var _R=_P.match(":");
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if(!_P.adv){ _P.adv=true;
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var $0=_P.cur();
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if($0==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("A"<=$0&&$0<="Z");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var _R=_P.match("_");
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}
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if(!_P.adv){ _P.adv=true;
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var $1=_P.cur();
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if($1==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("a"<=$1&&$1<="z");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $2=_P.cur();
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if($2==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00C0"<=$2&&$2<="\u00D6");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $3=_P.cur();
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if($3==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00D8"<=$3&&$3<="\u00F6");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $4=_P.cur();
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if($4==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00F8"<=$4&&$4<="\u02FF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $5=_P.cur();
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if($5==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u0370"<=$5&&$5<="\u037D");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $6=_P.cur();
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if($6==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u037F"<=$6&&$6<="\u1FFF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $7=_P.cur();
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if($7==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u200C"<=$7&&$7<="\u200D");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $8=_P.cur();
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if($8==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u2070"<=$8&&$8<="\u218F");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $9=_P.cur();
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if($9==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u2C00"<=$9&&$9<="\u2FEF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $a=_P.cur();
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if($a==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u3001"<=$a&&$a<="\uD7FF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $b=_P.cur();
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if($b==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\uF900"<=$b&&$b<="\uFDCF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $c=_P.cur();
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if($c==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\uFDF0"<=$c&&$c<="\uFFFD");
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}
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}
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if(!_P.adv){ _P.adv=true;
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$d:{var $e=_P.pos;
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var $f=_P.cur();
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if($f==null){_P.adv=false;
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null;
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}else{
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_P.step("\uD800"<=$f&&$f<="\uDB7F");
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}
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if(!_P.adv) break $d;
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var $g=_P.cur();
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if($g==null){_P.adv=false;
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null;
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}else{
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_P.step("\uDC00"<=$g&&$g<="\uDFFF");
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}
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var _R=_P.doc.substring($e,_P.pos);
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}
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if(!_P.adv) _P.pos=$e;
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}
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return _R;
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}
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_rules.NameChar = function() {
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var _R=_rules.NameStartChar();
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if(!_P.adv){ _P.adv=true;
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var _R=_P.match("-");
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}
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if(!_P.adv){ _P.adv=true;
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var _R=_P.match(".");
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}
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if(!_P.adv){ _P.adv=true;
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var $0=_P.cur();
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if($0==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("0"<=$0&&$0<="9");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var _R=_P.match("\u00B7");
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}
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if(!_P.adv){ _P.adv=true;
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var $1=_P.cur();
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if($1==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u0300"<=$1&&$1<="\u036F");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $2=_P.cur();
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if($2==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u203F"<=$2&&$2<="\u2040");
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}
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}
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return _R;
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}
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_rules.Name = function() {
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$0:{var $1=_P.pos;
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_rules.NameStartChar();
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if(!_P.adv) break $0;
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var $2=false;
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for(;;) {
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_rules.NameChar();
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if(!_P.adv) break;
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$2=true;
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}; _P.adv=true;
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var _R=_P.doc.substring($1,_P.pos);
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}
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if(!_P.adv) _P.pos=$1;
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return _R;
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}
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_rules.QName = function() {
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var _R=_rules.PrefixedName();
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if(!_P.adv){ _P.adv=true;
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var _R=_rules.UnprefixedName();
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}
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return _R;
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}
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_rules.PrefixedName = function() {
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$0:{var $1=_P.pos;
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_rules.Prefix();
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if(!_P.adv) break $0;
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_P.match(":");
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if(!_P.adv) break $0;
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_rules.LocalPart();
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var _R=_P.doc.substring($1,_P.pos);
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}
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if(!_P.adv) _P.pos=$1;
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return _R;
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}
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_rules.UnprefixedName = function() {
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var _R=_rules.LocalPart();
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return _R;
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}
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_rules.Prefix = function() {
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var _R=_rules.NCName();
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return _R;
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}
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_rules.LocalPart = function() {
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var _R=_rules.NCName();
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return _R;
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}
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_rules.NCNameStartChar = function() {
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var $0=_P.cur();
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if($0==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("A"<=$0&&$0<="Z");
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}
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if(!_P.adv){ _P.adv=true;
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var _R=_P.match("_");
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}
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if(!_P.adv){ _P.adv=true;
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var $1=_P.cur();
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if($1==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("a"<=$1&&$1<="z");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $2=_P.cur();
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if($2==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00C0"<=$2&&$2<="\u00D6");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $3=_P.cur();
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if($3==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00D8"<=$3&&$3<="\u00F6");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $4=_P.cur();
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if($4==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u00F8"<=$4&&$4<="\u02FF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $5=_P.cur();
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if($5==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u0370"<=$5&&$5<="\u037D");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $6=_P.cur();
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if($6==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u037F"<=$6&&$6<="\u1FFF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $7=_P.cur();
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if($7==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u200C"<=$7&&$7<="\u200D");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $8=_P.cur();
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if($8==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u2070"<=$8&&$8<="\u218F");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $9=_P.cur();
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if($9==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u2C00"<=$9&&$9<="\u2FEF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $a=_P.cur();
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if($a==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\u3001"<=$a&&$a<="\uD7FF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $b=_P.cur();
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if($b==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\uF900"<=$b&&$b<="\uFDCF");
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}
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}
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if(!_P.adv){ _P.adv=true;
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var $c=_P.cur();
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if($c==null){_P.adv=false;
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var _R=null;
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}else{
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var _R=_P.step("\uFDF0"<=$c&&$c<="\uFFFD");
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}
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}
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if(!_P.adv){ _P.adv=true;
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$d:{var $e=_P.pos;
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var $f=_P.cur();
|
||
|
|
if($f==null){_P.adv=false;
|
||
|
|
null;
|
||
|
|
}else{
|
||
|
|
_P.step("\uD800"<=$f&&$f<="\uDB7F");
|
||
|
|
}
|
||
|
|
if(!_P.adv) break $d;
|
||
|
|
var $g=_P.cur();
|
||
|
|
if($g==null){_P.adv=false;
|
||
|
|
null;
|
||
|
|
}else{
|
||
|
|
_P.step("\uDC00"<=$g&&$g<="\uDFFF");
|
||
|
|
}
|
||
|
|
var _R=_P.doc.substring($e,_P.pos);
|
||
|
|
}
|
||
|
|
if(!_P.adv) _P.pos=$e;
|
||
|
|
}
|
||
|
|
return _R;
|
||
|
|
}
|
||
|
|
_rules.NCNameChar = function() {
|
||
|
|
var _R=_rules.NCNameStartChar();
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var _R=_P.match("-");
|
||
|
|
}
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var _R=_P.match(".");
|
||
|
|
}
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var $0=_P.cur();
|
||
|
|
if($0==null){_P.adv=false;
|
||
|
|
var _R=null;
|
||
|
|
}else{
|
||
|
|
var _R=_P.step("0"<=$0&&$0<="9");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var _R=_P.match("\u00B7");
|
||
|
|
}
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var $1=_P.cur();
|
||
|
|
if($1==null){_P.adv=false;
|
||
|
|
var _R=null;
|
||
|
|
}else{
|
||
|
|
var _R=_P.step("\u0300"<=$1&&$1<="\u036F");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if(!_P.adv){ _P.adv=true;
|
||
|
|
var $2=_P.cur();
|
||
|
|
if($2==null){_P.adv=false;
|
||
|
|
var _R=null;
|
||
|
|
}else{
|
||
|
|
var _R=_P.step("\u203F"<=$2&&$2<="\u2040");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return _R;
|
||
|
|
}
|
||
|
|
_rules.NCName = function() {
|
||
|
|
$0:{var $1=_P.pos;
|
||
|
|
_rules.NCNameStartChar();
|
||
|
|
if(!_P.adv) break $0;
|
||
|
|
var $2=false;
|
||
|
|
for(;;) {
|
||
|
|
_rules.NCNameChar();
|
||
|
|
if(!_P.adv) break;
|
||
|
|
$2=true;
|
||
|
|
}; _P.adv=true;
|
||
|
|
var _R=_P.doc.substring($1,_P.pos);
|
||
|
|
}
|
||
|
|
if(!_P.adv) _P.pos=$1;
|
||
|
|
return _R;
|
||
|
|
}
|
||
|
|
function ParserState() {
|
||
|
|
this.doc = ''
|
||
|
|
this.pos = 0
|
||
|
|
this.adv = true
|
||
|
|
|
||
|
|
this.setInput = function(doc) {
|
||
|
|
this.doc = doc
|
||
|
|
this.pos = 0
|
||
|
|
this.adv = true
|
||
|
|
}
|
||
|
|
|
||
|
|
this.isEOF = function() {
|
||
|
|
return this.pos == this.doc.length
|
||
|
|
}
|
||
|
|
|
||
|
|
this.cur = function() {
|
||
|
|
return _P.doc[_P.pos]
|
||
|
|
}
|
||
|
|
|
||
|
|
this.match = function(str) {
|
||
|
|
if(_P.adv = _P.doc.substr(_P.pos, str.length) == str) {
|
||
|
|
_P.pos += str.length
|
||
|
|
return str
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.step = function(flag) {
|
||
|
|
if(_P.adv = flag) {
|
||
|
|
_P.pos++
|
||
|
|
return _P.doc[_P.pos - 1]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
this.unexpected = function(rule) {
|
||
|
|
throw new Error('Unexpected syntax in ' + rule)
|
||
|
|
}
|
||
|
|
|
||
|
|
this.traceLine = function(pos) {
|
||
|
|
if(! pos) pos = _P.pos
|
||
|
|
|
||
|
|
var from = _P.doc.lastIndexOf('\n', pos), to = _P.doc.indexOf('\n', pos)
|
||
|
|
|
||
|
|
if(from == -1)
|
||
|
|
from = 0
|
||
|
|
else
|
||
|
|
from++
|
||
|
|
|
||
|
|
if(to == -1)
|
||
|
|
to = pos.length
|
||
|
|
|
||
|
|
var lineNo = _P.doc.substring(0, from).split('\n').length
|
||
|
|
var line = _P.doc.substring(from, to)
|
||
|
|
var pointer = Array(200).join(' ').substr(0, pos - from) + '^^^'
|
||
|
|
|
||
|
|
return (
|
||
|
|
'Line ' + lineNo + ':\n' +
|
||
|
|
line + '\n' +
|
||
|
|
pointer
|
||
|
|
)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var _P = new ParserState
|
||
|
|
return {
|
||
|
|
state: _P,
|
||
|
|
rules: _rules,
|
||
|
|
}
|
||
|
|
})(),null)})()
|