oid
This commit is contained in:
parent
bcb12599ac
commit
1bec222dec
314
lexer.l
314
lexer.l
@ -1,4 +1,5 @@
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var types = [
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"DSEQ",
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"SLASH",
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"LSB",
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"RSB",
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@ -20,7 +21,7 @@ var types = [
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"OR",
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"NOT",
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"ADDRESS",
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"OID",
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"OID_LITERAL",
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"TIME",
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"TIMEDIFF",
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"INTEGER_LITERAL",
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@ -72,6 +73,16 @@ Lexer.prototype = {
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console.log( print_f("Found unknown symbol on position: %s", this._yy_cursor));
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},
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_oidUnexpectedSymbol: function(){
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this._error = true;
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this._last_found_lexeme = {
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error: 3,
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start: this._yy_lex_start,
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end: this._yy_cursor
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};
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console.log( print_f("Found unknown symbol in Oid on position: %s", this._yy_cursor));
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},
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_foundLexeme: function(_lexeme) {
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console.log(print_f("found lex: %s; start: %s; end: %s; result => %s", _lexeme, this._yy_lex_start, this._yy_cursor, this._string.substring(this._yy_lex_start, this._yy_cursor)));
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this._last_found_lexeme = {
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@ -82,6 +93,18 @@ Lexer.prototype = {
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end: this._yy_cursor
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};
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},
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_foundOidLexeme: function(_lexeme, _lsb, _rsb) {
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console.log(print_f("found lex: %s; start: %s; end: %s; result => %s", _lexeme, this._yy_lex_start, this._yy_cursor, this._string.substring(this._yy_lex_start, this._yy_cursor)));
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this._last_found_lexeme = {
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error: 0,
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lexeme: _lexeme,
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value: this._string.substring(this._yy_lex_start, this._yy_cursor),
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start: this._yy_lex_start,
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end: this._yy_cursor,
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lsb: _lsb,
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rsb: _rsb
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};
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},
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_endOfString: function(){
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console.log(print_f("search end\n"));
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this._end = true;
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@ -128,6 +151,116 @@ Lexer.prototype = {
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this._notFoundCloseQuote();
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},
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_searchOid: function (){
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var lsb, rsb;
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var state = 0;
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while(this._yy_cursor < this._string.length){
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switch(state){
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case 0:
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this._yy_char = this._string[this._yy_cursor];
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(function(){
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switch(this._yy_char){
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case " ":
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state = 0;
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this._yy_cursor++;
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break;
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case "[":
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lsb = {start: this._yy_cursor, end: this._yy_cursor + 1};
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state = 1;
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break;
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default:
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state = 5;
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}
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}.bind(this))();
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break;
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case 1:
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this._yy_char = this._string[++this._yy_cursor];
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(function(){
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switch(this._yy_char){
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case " ":
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state = 1;
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break;
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case "0":
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case "1":
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case "2":
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case "3":
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case "4":
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case "5":
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case "6":
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case "7":
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case "8":
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case "9":
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state = 2;
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break;
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case "]":
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state = 4;
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break;
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default:
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state = 5;
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}
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}.bind(this))();
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break;
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case 2:
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this._yy_char = this._string[++this._yy_cursor];
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(function(){
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switch(this._yy_char){
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case " ":
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case "0":
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case "1":
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case "2":
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case "3":
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case "4":
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case "5":
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case "6":
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case "7":
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case "8":
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case "9":
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state = 2;
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break;
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case ".":
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state = 3;
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break;
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case "]":
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state = 4;
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break;
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default:
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state = 5;
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}
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}.bind(this))();
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break;
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case 3:
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this._yy_char = this._string[++this._yy_cursor];
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(function(){
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switch(this._yy_char){
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case " ":
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case "0":
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case "1":
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case "2":
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case "3":
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case "4":
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case "5":
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case "6":
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case "7":
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case "8":
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case "9":
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state = 2;
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break;
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default:
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state = 5;
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}
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}.bind(this))();
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break;
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case 4:
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rsb = {start: this._yy_cursor, end: this._yy_cursor + 1};
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++this._yy_cursor;
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this._foundOidLexeme("OID_LITERAL", lsb, rsb);
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return;
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case 5:
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this._oidUnexpectedSymbol();
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return;
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}
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}
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},
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_set_next: function(){
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this._yy_accept = 0;
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this._state = 1;
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@ -147,108 +280,129 @@ Lexer.prototype = {
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if(this._end) return false;
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while(true){
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switch(id) /*!re2c
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re2c:define:YYCTYPE = _r2c_var_;
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re2c:define:YYCURSOR = this._yy_cursor;
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re2c:define:YYMARKER = this._yy_marker;
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re2c:yyfill:enable = 0;
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switch(id) {
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D = [0-9];
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end = "\x00";
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L = [A-Za-z_];
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RL = [\U00000400-\U00000451];
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START/*!re2c
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re2c:define:YYCTYPE = _r2c_var_;
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re2c:define:YYCURSOR = this._yy_cursor;
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re2c:define:YYMARKER = this._yy_marker;
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re2c:yyfill:enable = 0;
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CR = "\r";
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LF = "\n";
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CRLF = CR?LF;
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INTEGER = "-"?D+;
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SP = " ";
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TAB = "\t";
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D = [0-9];
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DSEQ = D+;
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DELIM = SP|TAB|CR|LF;
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end = "\x00";
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L = [A-Za-z_];
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RL = [\U00000400-\U00000451];
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LSB = "[";
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SLASH = "/";
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RSB = "]";
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LCB = "(";
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RCB = ")";
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COLON = ":";
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COMMA = ",";
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DOT = ".";
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REM = "%";
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GT = ">";
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GTE = ">=";
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LT = "<";
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LTE = "<=";
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EQ = "==";
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NEQ = "!=";
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CR = "\r";
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LF = "\n";
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CRLF = CR?LF;
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INTEGER = "-"?D+;
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SP = " ";
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TAB = "\t";
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AND = 'AND';
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OR = 'OR';
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NOT = 'NOT';
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LIKE = 'LIKE';
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NLIKE = 'NLIKE';
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DELIM = SP|TAB|CR|LF;
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ADDRESS = "Address";
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TIME = "Time";
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OID = "Oid";
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TIMEDIFF = "TimeDiff";
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LSB = "[";
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SLASH = "/";
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RSB = "]";
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LCB = "(";
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RCB = ")";
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COLON = ":";
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COMMA = ",";
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DOT = ".";
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REM = "%";
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GT = ">";
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GTE = ">=";
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LT = "<";
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LTE = "<=";
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EQ = "==";
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NEQ = "!=";
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BOOL_LITERAL = 'true'|'false';
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FLOAT_LITERAL = "-"? D* "." D+ ("e" "-"? D+)?;
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INTEGER_LITERAL = INTEGER;
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ID = L(L|D)*;
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AND = 'AND';
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OR = 'OR';
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NOT = 'NOT';
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LIKE = 'LIKE';
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NLIKE = 'NLIKE';
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QU = "\"";
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SQU = "'";
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ADDRESS = "Address";
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TIME = "Time";
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OID = "Oid";
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TIMEDIFF = "TimeDiff";
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ID = L(L|D)*;
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BOOL_LITERAL = 'true'|'false';
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INTEGER_LITERAL = INTEGER;
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FLOAT_LITERAL = "-"? D* "." D+ ("e" "-"? D+)?;
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QU = "\"";
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SQU = "'";
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end { this._endOfString(); return; }
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end { this._endOfString(); return; }
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DSEQ { this._foundLexeme("DSEQ"); this._set_next(); return; }
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SLASH { this._foundLexeme("SLASH"); this._set_next(); return; }
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LSB { this._foundLexeme("LSB"); this._set_next(); return; }
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RSB { this._foundLexeme("RSB"); this._set_next(); return; }
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LCB { this._foundLexeme("LCB"); this._set_next(); return; }
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RCB { this._foundLexeme("RCB"); this._set_next(); return; }
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COLON { this._foundLexeme("COLON"); this._set_next(); return; }
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COMMA { this._foundLexeme("COMMA"); this._set_next(); return; }
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DOT { this._foundLexeme("DOT"); this._set_next(); return; }
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REM { this._foundLexeme("REM"); this._set_next(); return; }
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SLASH { this._foundLexeme("SLASH"); this._set_next(); return; }
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LSB { this._foundLexeme("LSB"); this._set_next(); return; }
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RSB { this._foundLexeme("RSB"); this._set_next(); return; }
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LCB { this._foundLexeme("LCB"); this._set_next(); return; }
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RCB { this._foundLexeme("RCB"); this._set_next(); return; }
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COLON { this._foundLexeme("COLON"); this._set_next(); return; }
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COMMA { this._foundLexeme("COMMA"); this._set_next(); return; }
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DOT { this._foundLexeme("DOT"); this._set_next(); return; }
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REM { this._foundLexeme("REM"); this._set_next(); return; }
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GT { this._foundLexeme("GT"); this._set_next(); return; }
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GTE { this._foundLexeme("GTE"); this._set_next(); return; }
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LT { this._foundLexeme("LT"); this._set_next(); return; }
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LTE { this._foundLexeme("LTE"); this._set_next(); return; }
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EQ { this._foundLexeme("EQ"); this._set_next(); return; }
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NEQ { this._foundLexeme("NEQ"); this._set_next(); return; }
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LIKE { this._foundLexeme("LIKE"); this._set_next(); return; }
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NLIKE { this._foundLexeme("NLIKE"); this._set_next(); return; }
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GT { this._foundLexeme("GT"); this._set_next(); return; }
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GTE { this._foundLexeme("GTE"); this._set_next(); return; }
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LT { this._foundLexeme("LT"); this._set_next(); return; }
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LTE { this._foundLexeme("LTE"); this._set_next(); return; }
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EQ { this._foundLexeme("EQ"); this._set_next(); return; }
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NEQ { this._foundLexeme("NEQ"); this._set_next(); return; }
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LIKE { this._foundLexeme("LIKE"); this._set_next(); return; }
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NLIKE { this._foundLexeme("NLIKE"); this._set_next(); return; }
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AND { this._foundLexeme("AND"); this._set_next(); return; }
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OR { this._foundLexeme("OR"); this._set_next(); return; }
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NOT { this._foundLexeme("NOT"); this._set_next(); return; }
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AND { this._foundLexeme("AND"); this._set_next(); return; }
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OR { this._foundLexeme("OR"); this._set_next(); return; }
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NOT { this._foundLexeme("NOT"); this._set_next(); return; }
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ADDRESS { this._foundLexeme("ADDRESS"); this._set_next(); return; }
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TIME { this._foundLexeme("TIME"); this._set_next(); return; }
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TIMEDIFF { this._foundLexeme("TIMEDIFF"); this._set_next(); return; }
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OID { this._foundLexeme("OID"); this._set_next(); return; }
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ADDRESS { this._foundLexeme("ADDRESS"); this._set_next(); return; }
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TIME { this._foundLexeme("TIME"); this._set_next(); return; }
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TIMEDIFF { this._foundLexeme("TIMEDIFF"); this._set_next(); return; }
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OID { id = 100000001; break; }
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INTEGER_LITERAL { this._foundLexeme("INTEGER_LITERAL"); this._set_next(); return; }
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FLOAT_LITERAL { this._foundLexeme("FLOAT_LITERAL"); this._set_next(); return; }
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BOOL_LITERAL { this._foundLexeme("BOOL_LITERAL"); this._set_next(); return; }
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INTEGER_LITERAL { this._foundLexeme("INTEGER_LITERAL"); this._set_next(); return; }
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FLOAT_LITERAL { this._foundLexeme("FLOAT_LITERAL"); this._set_next(); return; }
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BOOL_LITERAL { this._foundLexeme("BOOL_LITERAL"); this._set_next(); return; }
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ID { this._foundLexeme("ID"); this._set_next(); return; }
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DELIM { this._set_next(); break; }
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ID { this._foundLexeme("ID"); this._set_next(); return; }
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DELIM { this._set_next(); break; }
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QU|SQU { id = 100000000; break;}
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QU|SQU { id = 100000000; break;}
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[^] { this._unknownSymbol(); this._set_next(); return; }
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*/ENDER}
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[^] { this._unknownSymbol(); this._set_next(); return; }
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*/END &&<STRING&&
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&&<OID&&
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}
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}
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}
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};
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&&>STRING
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case 100000000:
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this._searchString();
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this._set_next();
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return;
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&&
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&&>OID
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case 100000001:
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this._searchOid();
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this._set_next();
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return;
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&&
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var print_f = function() {
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var r_str = "";
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32
main.js
32
main.js
@ -16,8 +16,9 @@ exec("re2c -i lexer.l", function(err, stdout, stderr) {
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var post_process_lexer = function (_string) {
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// insert last case for string detect
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_string = _string.replace(/\}\nENDER}/gm, "yy100000000: { this._searchString(); this._set_next(); return; }}}");
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// replace start and end fbrackets
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_string = _string.replace(/START\n\{/gm, "");
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_string = _string.replace(/\}\nEND/gm, "");
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_string = _string.replace(/^.*(_r2c_var_.*;|unsigned int yyaccept = 0;)\n/gm, ""); // replace var yych;
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_string = _string.replace(/(yych = \*this._yy_cursor);\n/gm, "\tcase 1:\n yych = this._string[this._yy_cursor];\n"); // insert "case 1:" before;
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@ -52,9 +53,36 @@ var post_process_lexer = function (_string) {
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var output = args["o"] || "lexer.js";
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_string = process_metatags(_string);
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if( !(args["no-beautify"] || args["nb"]) ) {
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_string = js_beautify(_string, {indent_size: 4, space_in_empty_paren: true});
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}
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fs.writeFileSync(output, _string);
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};
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var process_metatags = function (_string) {
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var metatags = {};
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_string = _string.replace(/&&>([A-Z_][A-Z0-9_]+)([\s\S]*?)&&/gm, function (_full, _metatag, _text) {
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if(!metatags[_metatag]){
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metatags[_metatag] = {
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includes: []
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};
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}
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metatags[_metatag].includes.push(_text);
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return "";
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});
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_string = _string.replace(/&&<([A-Z_][A-Z0-9_]+)&&/gm, function (_full, _metatag) {
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var metatag = metatags[_metatag];
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if(!metatag){
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throw "not found metatag for include"
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}
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return metatag.includes.join("");
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});
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return _string;
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};
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5
test.js
5
test.js
@ -42,11 +42,12 @@ var test = function() {
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(new Lexer("NLIKE")).search();
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(new Lexer("nlike")).search();
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(new Lexer("Address")).search();
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(new Lexer("Oid")).search();
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(new Lexer("Oid[1.2.3]")).search();
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(new Lexer("Oid [ 2431.2.3 ]")).search();
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(new Lexer("Time")).search();
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(new Lexer("TimeDiff")).search();
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var lex_test_all = new Lexer("[ ] ( ) : , . % > >= < <= == != AND and OR or NOT not LIKE like NLIKE nlike Address Time TimeDiff 'sdfadfasdf' \"asdfasfd\" ")
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var lex_test_all = new Lexer("[ ] ( ) : , . % > >= < <= == != AND and OR or NOT not LIKE like NLIKE nlike Address Oid[1.2.3] Time TimeDiff 'sdfadfasdf' \"asdfasfd\" ")
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var _lex;
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console.log("start search");
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