bleve/query_syntax.nex

/\"((\\\")|(\\\\)|(\\\/)|(\\b)|(\\f)|(\\n)|(\\r)|(\\t)|(\\u[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F][0-9a-fA-F])|[^\"])*\"/     { 
                    lval.s = yylex.Text()[1:len(yylex.Text())-1]
                    logDebugTokens("PHRASE - %s", lval.s);
                    return PHRASE 
              }
/\+/              { logDebugTokens("PLUS"); return PLUS }
/-/               { logDebugTokens("MINUS"); return MINUS }
/:/               { logDebugTokens("COLON"); return COLON }
/^/               { logDebugTokens("BOOST"); return BOOST }
/\(/              { logDebugTokens("LPAREN"); return LPAREN }
/\)/              { logDebugTokens("RPAREN"); return RPAREN }
/-?[0-9]|[1-9][0-9]*/
                  { 
                    lval.n,_ = strconv.Atoi(yylex.Text());
                    logDebugTokens("INT - %d", lval.n);
                    return INT 
                  }
/[ \t\n]+/        { logDebugTokens("WHITESPACE (count=%d)", len(yylex.Text())) /* eat up whitespace */ }
/[^\t\n\f\r :^\+\-]+/           { 
                    lval.s = yylex.Text()
                    logDebugTokens("STRING - %s", lval.s);
                    return STRING 
                  }
//
package bleve

import("log")
import("strconv")

func logDebugTokens(format string, v ...interface{}) {
    if debugLexer {
        log.Printf(format, v...)
    }
}