Annotation of parser3/src/classes/int.C, revision 1.77
1.18 paf 1: /** @file
2: Parser: @b int parser class.
3:
1.76 moko 4: Copyright (c) 2001-2026 Art. Lebedev Studio (https://www.artlebedev.com)
1.71 moko 5: Authors: Konstantin Morshnev <moko@design.ru>, Alexandr Petrosian <paf@design.ru>
1.45 paf 6: */
1.18 paf 7:
1.22 paf 8: #include "classes.h"
1.50 paf 9: #include "pa_vmethod_frame.h"
10:
1.1 paf 11: #include "pa_request.h"
12: #include "pa_vdouble.h"
13: #include "pa_vint.h"
1.56 misha 14: #include "pa_vbool.h"
1.1 paf 15:
1.77 ! moko 16: volatile const char * IDENT_INT_C="$Id: int.C,v 1.76 2026/04/25 13:38:46 moko Exp $" IDENT_PA_VINT_H;
1.60 moko 17:
1.20 paf 18: // externs
1.1 paf 19:
1.50 paf 20: void _string_format(Request& r, MethodParams&);
1.20 paf 21:
22: // class
23:
1.50 paf 24: class MInt: public Methoded {
1.20 paf 25: public:
1.50 paf 26: MInt();
1.20 paf 27: };
1.1 paf 28:
1.50 paf 29: // global variable
30:
1.65 moko 31: DECLARE_CLASS_VAR(int, new MInt);
1.50 paf 32:
1.1 paf 33: // methods
34:
1.63 moko 35: static void _int(Request& r, MethodParams&) {
1.50 paf 36: VInt& vint=GET_SELF(r, VInt);
1.67 moko 37: r.write(*new VInt(vint.get_int()));
1.1 paf 38: }
39:
1.63 moko 40: static void _double(Request& r, MethodParams&) {
1.50 paf 41: VInt& vint=GET_SELF(r, VInt);
1.67 moko 42: r.write(*new VDouble(vint.as_double()));
1.1 paf 43: }
44:
1.63 moko 45: static void _bool(Request& r, MethodParams&) {
1.56 misha 46: VInt& vint=GET_SELF(r, VInt);
1.67 moko 47: r.write(VBool::get(vint.as_bool()));
1.56 misha 48: }
49:
1.13 paf 50: typedef void (*vint_op_func_ptr)(VInt& vint, double param);
51:
1.75 moko 52: static void __inc(VInt& vint, double param) { vint.inc(param); }
53: static void __dec(VInt& vint, double param) { vint.inc(-param); }
1.13 paf 54: static void __mul(VInt& vint, double param) { vint.mul(param); }
55: static void __div(VInt& vint, double param) { vint.div(param); }
1.74 moko 56: static void __mod(VInt& vint, double param) { vint.mod(clip2wint(param)); }
1.13 paf 57:
1.69 moko 58: static void vint_op(Request& r, MethodParams& params, vint_op_func_ptr func) {
1.50 paf 59: VInt& vint=GET_SELF(r, VInt);
60: double param=params.count()?params.as_double(0, "param must be numerical", r):1;
61: (*func)(vint, param);
1.1 paf 62: }
63:
1.50 paf 64: static void _inc(Request& r, MethodParams& params) { vint_op(r, params, &__inc); }
65: static void _dec(Request& r, MethodParams& params) { vint_op(r, params, &__dec); }
66: static void _mul(Request& r, MethodParams& params) { vint_op(r, params, &__mul); }
67: static void _div(Request& r, MethodParams& params) { vint_op(r, params, &__div); }
68: static void _mod(Request& r, MethodParams& params) { vint_op(r, params, &__mod); }
1.15 paf 69:
1.77 ! moko 70: static void _plus_plus(Request& r, MethodParams& params) {
! 71: VInt& vint=GET_SELF(r, VInt);
! 72: r.write(*new VInt(vint));
! 73: vint.inc(1);
! 74: }
! 75:
! 76: static void _minus_minus(Request& r, MethodParams& params) {
! 77: VInt& vint=GET_SELF(r, VInt);
! 78: r.write(*new VInt(vint));
! 79: vint.inc(-1);
! 80: }
! 81:
1.26 parser 82: // from string.C
1.61 moko 83: extern const String* sql_result_string(Request& r, MethodParams& params, Value*& default_code);
84:
1.50 paf 85: static void _sql(Request& r, MethodParams& params) {
1.74 moko 86: pa_wint val;
1.50 paf 87: Value* default_code=0;
1.61 moko 88: if(const String* string=sql_result_string(r, params, default_code))
1.74 moko 89: val=string->as_wint();
1.31 parser 90: else
1.36 parser 91: if(default_code)
1.74 moko 92: val=r.process(*default_code).as_wint();
1.36 parser 93: else {
1.69 moko 94: throw Exception(PARSER_RUNTIME, 0, "produced no result, but no default option specified");
1.31 parser 95: }
1.67 moko 96: r.write(*new VInt(val));
1.25 parser 97: }
98:
1.20 paf 99: // constructor
100:
1.50 paf 101: MInt::MInt(): Methoded("int") {
1.9 paf 102: // ^int.int[]
1.62 moko 103: // ^int.int[default for ^string.int compatibility]
1.42 paf 104: add_native_method("int", Method::CT_DYNAMIC, _int, 0, 1);
1.9 paf 105: // ^int.double[]
1.62 moko 106: // ^int.double[default for ^string.double compatibility]
1.42 paf 107: add_native_method("double", Method::CT_DYNAMIC, _double, 0, 1);
1.62 moko 108: // ^int.bool[]
109: // ^int.bool[default for ^string.bool compatibility]
1.56 misha 110: add_native_method("bool", Method::CT_DYNAMIC, _bool, 0, 1);
111:
1.77 ! moko 112: // ^int.inc[]
1.9 paf 113: // ^int.inc[offset]
1.20 paf 114: add_native_method("inc", Method::CT_DYNAMIC, _inc, 0, 1);
1.77 ! moko 115: // ^int.dec[]
1.13 paf 116: // ^int.dec[offset]
1.20 paf 117: add_native_method("dec", Method::CT_DYNAMIC, _dec, 0, 1);
1.77 ! moko 118:
! 119: // ^int.++[]
! 120: add_native_method("++", Method::CT_DYNAMIC, _plus_plus, 0, 0);
! 121: // ^int.--[]
! 122: add_native_method("--", Method::CT_DYNAMIC, _minus_minus, 0, 0);
! 123:
! 124: // ^int.mul[k]
1.20 paf 125: add_native_method("mul", Method::CT_DYNAMIC, _mul, 1, 1);
1.13 paf 126: // ^int.div[d]
1.20 paf 127: add_native_method("div", Method::CT_DYNAMIC, _div, 1, 1);
1.13 paf 128: // ^int.mod[offset]
1.20 paf 129: add_native_method("mod", Method::CT_DYNAMIC, _mod, 1, 1);
1.13 paf 130:
1.18 paf 131: // ^int.format{format}
1.20 paf 132: add_native_method("format", Method::CT_DYNAMIC, _string_format, 1, 1);
1.26 parser 133:
1.32 parser 134: // ^sql[query]
135: // ^sql[query][$.limit(1) $.offset(2) $.default(0)]
1.30 parser 136: add_native_method("sql", Method::CT_STATIC, _sql, 1, 2);
1.1 paf 137: }
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