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Annotation of parser3/src/classes/regex.C, revision 1.13

1.1       misha       1: /** @file
                      2:        Parser: @b int parser class.
                      3: 
1.11      moko        4:        Copyright (c) 2001-2017 Art. Lebedev Studio (http://www.artlebedev.com)
1.1       misha       5:        Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
                      6: */
                      7: 
                      8: #include "classes.h"
                      9: #include "pa_vmethod_frame.h"
                     10: 
                     11: #include "pa_request.h"
                     12: #include "pa_vint.h"
                     13: #include "pa_vregex.h"
                     14: 
1.13    ! moko       15: volatile const char * IDENT_REGEX_C="$Id: regex.C,v 1.12 2018/01/19 00:27:43 moko Exp $";
1.7       moko       16: 
1.1       misha      17: // class
                     18: 
                     19: class MRegex: public Methoded {
1.2       misha      20: public: // VStateless_class
1.5       misha      21:        Value* create_new_value(Pool&) { return new VRegex(); }
1.1       misha      22: public:
                     23:        MRegex();
                     24: };
                     25: 
                     26: // global variable
                     27: 
1.9       moko       28: DECLARE_CLASS_VAR(regex, new MRegex);
1.1       misha      29: 
                     30: // methods
                     31: 
                     32: static void _create(Request& r, MethodParams& params) {
                     33:        VRegex& vregex=GET_SELF(r, VRegex);
                     34: 
1.12      moko       35:        if(VRegex* aregex = static_cast<VRegex*>(params[0].as(VREGEX_TYPE))){
                     36:                if(params.count()>1)
                     37:                        throw Exception(PARSER_RUNTIME, 0, "options can't be specified");
                     38:                vregex.set(*aregex);
                     39:        } else {
1.13    ! moko       40:                const String& pattern=params.as_string(0, "regexp must not be code");
1.12      moko       41:                vregex.set(r.charsets.source(), &pattern, params.count()>1 ? &params.as_string(1, OPTIONS_MUST_NOT_BE_CODE) : 0);
                     42:        }
1.1       misha      43: 
                     44:        vregex.compile();
                     45:        vregex.study();
                     46: }
                     47: 
                     48: 
                     49: static void _size(Request& r, MethodParams&) {
                     50:        VRegex& vregex=GET_SELF(r, VRegex);
1.10      moko       51:        r.write(*new VInt(vregex.get_info_size()));
1.1       misha      52: }
                     53: 
                     54: static void _study_size(Request& r, MethodParams&) {
                     55:        VRegex& vregex=GET_SELF(r, VRegex);
1.10      moko       56:        r.write(*new VInt(vregex.get_study_size()));
1.1       misha      57: }
                     58: 
                     59: // constructor
                     60: 
                     61: MRegex::MRegex(): Methoded("regex") {
1.12      moko       62:        // ^regex::create[string|regex[;options]]
1.1       misha      63:        add_native_method("create", Method::CT_DYNAMIC, _create, 1, 2);
                     64: 
                     65:        // ^regex.info_size[]
                     66:        add_native_method("size", Method::CT_DYNAMIC, _size, 0, 0);
                     67: 
                     68:        // ^regex.study_size[]
                     69:        add_native_method("study_size", Method::CT_DYNAMIC, _study_size, 0, 0);
                     70: 
                     71: }
1.2       misha      72: