--- parser3/src/classes/string.C 2001/04/04 10:50:33 1.35 +++ parser3/src/classes/string.C 2001/05/08 06:07:47 1.47 @@ -5,48 +5,57 @@ Author: Alexander Petrosyan (http://design.ru/paf) - $Id: string.C,v 1.35 2001/04/04 10:50:33 paf Exp $ + $Id: string.C,v 1.47 2001/05/08 06:07:47 paf Exp $ */ +#include "classes.h" #include "pa_request.h" -#include "_string.h" #include "pa_vdouble.h" #include "pa_vint.h" #include "pa_vtable.h" #include "pa_vbool.h" #include "pa_string.h" -// global var +// defines -VStateless_class *string_class; +#define STRING_CLASS_NAME "string" + +// class + +class MString : public Methoded { +public: + MString(Pool& pool); +public: // Methoded + bool used_directly() { return false; } +}; // methods -static void _length(Request& r, const String&, Array *) { +static void _length(Request& r, const String& method_name, MethodParams *) { Pool& pool=r.pool(); - Value& value=*new(pool) VDouble(pool, r.self->get_string()->size()); - r.write_no_lang(value); + Value& result=*new(pool) VDouble(pool, r.self->get_string()->size()); + result.set_name(method_name); + r.write_no_lang(result); } -static void _int(Request& r, const String&, Array *) { +static void _int(Request& r, const String& method_name, MethodParams *) { Pool& pool=r.pool(); - Value& value=*new(pool) VInt(pool, (int)r.self->as_double()); - r.write_no_lang(value); + Value& result=*new(pool) VInt(pool, (int)r.self->as_double()); + result.set_name(method_name); + r.write_no_lang(result); } -static void _double(Request& r, const String&, Array *) { +static void _double(Request& r, const String& method_name, MethodParams *) { Pool& pool=r.pool(); - Value& value=*new(pool) VDouble(pool, r.self->as_double()); - r.write_no_lang(value); + Value& result=*new(pool) VDouble(pool, r.self->as_double()); + result.set_name(method_name); + r.write_no_lang(result); } -/// ^string.format{format} -/*not static*/void _string_format(Request& r, const String& method_name, Array *params) { +/*not static*/void _string_format(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - Value& fmt=*static_cast(params->get(0)); - // forcing {this param type} - r.fail_if_junction_(false, fmt, method_name, "fmt must be junction"); + Value& fmt=params->get_junction(0, "fmt must be code"); Temp_lang temp_lang(r, String::UL_PASS_APPENDED); char *buf=format(pool, r.self->as_double(), r.process(fmt).as_string().cstr()); @@ -54,58 +63,52 @@ static void _double(Request& r, const St r.write_no_lang(String(pool, buf)); } -static void _left(Request& r, const String&, Array *params) { +static void _left(Request& r, const String&, MethodParams *params) { Pool& pool=r.pool(); - size_t n=(size_t)r.process(*static_cast(params->get(0))).as_double(); + size_t n=(size_t)r.process(params->get(0)).as_double(); const String& string=*static_cast(r.self)->get_string(); r.write_assign_lang(*new(pool) VString(string.mid(0, n))); } -static void _right(Request& r, const String&, Array *params) { +static void _right(Request& r, const String&, MethodParams *params) { Pool& pool=r.pool(); - size_t n=(size_t)r.process(*static_cast(params->get(0))).as_double(); + size_t n=(size_t)r.process(params->get(0)).as_double(); const String& string=*static_cast(r.self)->get_string(); r.write_assign_lang(*new(pool) VString(string.mid(string.size()-n, string.size()))); } -static void _mid(Request& r, const String&, Array *params) { +static void _mid(Request& r, const String&, MethodParams *params) { Pool& pool=r.pool(); - size_t p=(size_t)r.process(*static_cast(params->get(0))).as_double(); - size_t n=(size_t)r.process(*static_cast(params->get(1))).as_double(); + size_t p=(size_t)r.process(params->get(0)).as_double(); + size_t n=(size_t)r.process(params->get(1)).as_double(); const String& string=*static_cast(r.self)->get_string(); r.write_assign_lang(*new(pool) VString(string.mid(p, p+n))); } -static void _pos(Request& r, const String& method_name, Array *params) { +static void _pos(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); - Value& substr=*static_cast(params->get(0)); - // forcing [this param type] - r.fail_if_junction_(true, substr, method_name, "substr must not be junction"); + Value& substr=params->get_no_junction(0, "substr must not be code"); const String& string=*static_cast(r.self)->get_string(); r.write_assign_lang(*new(pool) VInt(pool, string.pos(substr.as_string()))); } -static void split_list(Request& r, const String& method_name, Array *params, +static void split_list(Request& r, const String& method_name, MethodParams *params, const String& string, Array& result) { - Pool& pool=r.pool(); + Value& delim_value=params->get_no_junction(0, "delimiter must not be code"); - Value& delim_value=*static_cast(params->get(0)); - // forcing [this param type] - r.fail_if_junction_(true, delim_value, method_name, "delimiter must not be junction"); - - string.split(result, 0, delim_value.as_string(), String::UL_CLEAN, -1); + string.split(result, 0, delim_value.as_string()); } -static void _lsplit(Request& r, const String& method_name, Array *params) { +static void _lsplit(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); const String& string=*static_cast(r.self)->get_string(); @@ -119,7 +122,7 @@ static void _lsplit(Request& r, const St r.write_no_lang(*new(pool) VTable(pool, &table)); } -static void _rsplit(Request& r, const String& method_name, Array *params) { +static void _rsplit(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); const String& string=*static_cast(r.self)->get_string(); @@ -142,6 +145,7 @@ static void search_action(Table& table, table+=row; } +/// used by string: _match / replace_action struct Replace_action_info { Request *request; const String *origin; const String *src; String *dest; @@ -154,7 +158,7 @@ static void replace_action(Table& table, if(row) { // begin&middle // piece from last match['start'] to beginning of this match['finish'] if(start!=finish) - ai.dest->append(ai.src->mid(start, finish), String::UL_PASS_APPENDED);//ai.dest->APPEND_CONST("-"); + *ai.dest << ai.src->mid(start, finish);//ai.dest->APPEND_CONST("-"); // store found parts in one-record Vtable if(table.size()) // middle table.put(0, row); @@ -170,41 +174,32 @@ static void replace_action(Table& table, /* ai.dest->APPEND_CONST("("); - ai.dest->append(*(String *)row->get(1/*match* /), String::UL_PASS_APPENDED); + *ai.dest << *(String *)row->get(1/*match* /); ai.dest->APPEND_CONST(")"); */ - ai.dest->append(replaced.as_string(), String::UL_PASS_APPENDED); + *ai.dest << replaced.as_string(); } ai.post_match=(String *)row->get(2/*post_match*/); } else // end - ai.dest->append(*ai.post_match, String::UL_PASS_APPENDED); + *ai.dest << *ai.post_match; } -/** search/replace - ^string.match[regexp][options] - ^string.match[regexp][options]{replacement-code} -*/ -static void _match(Request& r, const String& method_name, Array *params) { +static void _match(Request& r, const String& method_name, MethodParams *params) { Pool& pool=r.pool(); const String& src=*static_cast(r.self)->get_string(); - Value& regexp=*static_cast(params->get(0)); - // forcing [this param type] - r.fail_if_junction_(true, regexp, method_name, "regexp must not be junction"); - - const String *options=0; - if(params->size()>1) { - Value& value=*static_cast(params->get(1)); - // forcing {this param type} - r.fail_if_junction_(true, value, method_name, "options must not be junction"); - options=&value.as_string(); - } + Value& regexp=params->get_no_junction(0, "regexp must not be code"); + + const String *options= + params->size()>1? + ¶ms->get_no_junction(1, "options must not be code").as_string():0; Value *result; Temp_lang temp_lang(r, String::UL_PASS_APPENDED); Table *table; if(params->size()<3) { // search - if(src.match(&method_name, + if(src.match(r.pcre_tables, + &method_name, regexp.as_string(), options, &table, search_action, 0)) { @@ -217,10 +212,7 @@ static void _match(Request& r, const Str } else // not matched [not global] result=new(pool) VBool(pool, false); } else { // replace - Value& replacement_code=*static_cast(params->get(2)); - // forcing {this param type} - r.fail_if_junction_(false, replacement_code, - method_name, "replacement code must be junction"); + Value& replacement_code=params->get_junction(2, "replacement code must be code"); String& dest=*new(pool) String(pool); Replace_action_info replace_action_info={ @@ -229,7 +221,8 @@ static void _match(Request& r, const Str &replacement_code, &src }; - src.match(&method_name, + src.match(r.pcre_tables, + &method_name, r.process(regexp).as_string(), options, &table, replace_action, &replace_action_info); @@ -239,38 +232,50 @@ static void _match(Request& r, const Str r.write_assign_lang(*result); } -// initialize +// constructor + +MString::MString(Pool& apool) : Methoded(apool) { + set_name(*NEW String(pool(), STRING_CLASS_NAME)); + -void initialize_string_class(Pool& pool, VStateless_class& vclass) { // ^string.length[] - vclass.add_native_method("length", Method::CT_DYNAMIC, _length, 0, 0); + add_native_method("length", Method::CT_DYNAMIC, _length, 0, 0); // ^string.int[] - vclass.add_native_method("int", Method::CT_DYNAMIC, _int, 0, 0); + add_native_method("int", Method::CT_DYNAMIC, _int, 0, 0); // ^string.double[] - vclass.add_native_method("double", Method::CT_DYNAMIC, _double, 0, 0); + add_native_method("double", Method::CT_DYNAMIC, _double, 0, 0); // ^string.format{format} - vclass.add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1); + add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1); // ^string.left(n) - vclass.add_native_method("left", Method::CT_DYNAMIC, _left, 1, 1); + add_native_method("left", Method::CT_DYNAMIC, _left, 1, 1); // ^string.right(n) - vclass.add_native_method("right", Method::CT_DYNAMIC, _right, 1, 1); + add_native_method("right", Method::CT_DYNAMIC, _right, 1, 1); // ^string.mid(p;n) - vclass.add_native_method("mid", Method::CT_DYNAMIC, _mid, 2, 2); + add_native_method("mid", Method::CT_DYNAMIC, _mid, 2, 2); // ^string.pos[substr] - vclass.add_native_method("pos", Method::CT_DYNAMIC, _pos, 1, 1); + add_native_method("pos", Method::CT_DYNAMIC, _pos, 1, 1); // ^string.lsplit[delim] - vclass.add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1); + add_native_method("lsplit", Method::CT_DYNAMIC, _lsplit, 1, 1); // ^string.rsplit[delim] - vclass.add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1); + add_native_method("rsplit", Method::CT_DYNAMIC, _rsplit, 1, 1); // ^string.match[regexp][options] // ^string.match[regexp][options]{replacement-code} - vclass.add_native_method("match", Method::CT_DYNAMIC, _match, 1, 3); + add_native_method("match", Method::CT_DYNAMIC, _match, 1, 3); } +// global variable + +Methoded *string_class; + +// creator + +Methoded *MString_create(Pool& pool) { + return string_class=new(pool) MString(pool); +}