C++ (Cpp) jl_id_char示例

示例#1

文件： julia_extensions.c 项目： deinst/julia

value_t fl_accum_julia_symbol(value_t *args, u_int32_t nargs)
{
    argcount("accum-julia-symbol", nargs, 2);
    ios_t *s = fl_toiostream(args[1], "accum-julia-symbol");
    if (!iscprim(args[0]) || ((cprim_t*)ptr(args[0]))->type != wchartype)
        type_error("accum-julia-symbol", "wchar", args[0]);
    uint32_t wc = *(uint32_t*)cp_data((cprim_t*)ptr(args[0]));
    ios_t str;
    ios_mem(&str, 0);
    while (jl_id_char(wc)) {
        ios_getutf8(s, &wc);
        if (wc == '!') {
            uint32_t nwc;
            ios_peekutf8(s, &nwc);
            // make sure != is always an operator
            if (nwc == '=') {
                ios_ungetc('!', s);
                break;
            }
        }
        ios_pututf8(&str, wc);
        if (ios_peekutf8(s, &wc) == IOS_EOF)
            break;
    }
    ios_pututf8(&str, 0);
    return symbol(normalize(str.buf));
}

示例#2

文件： julia_extensions.c 项目： JuliaLang/julia

value_t fl_accum_julia_symbol(fl_context_t *fl_ctx, value_t *args, uint32_t nargs)
{
    argcount(fl_ctx, "accum-julia-symbol", nargs, 2);
    ios_t *s = fl_toiostream(fl_ctx, args[1], "accum-julia-symbol");
    if (!iscprim(args[0]) || ((cprim_t*)ptr(args[0]))->type != fl_ctx->wchartype)
        type_error(fl_ctx, "accum-julia-symbol", "wchar", args[0]);
    uint32_t wc = *(uint32_t*)cp_data((cprim_t*)ptr(args[0]));
    ios_t str;
    int allascii=1;
    ios_mem(&str, 0);
    do {
        allascii &= (wc <= 0x7f);
        ios_getutf8(s, &wc);
        if (wc == '!') {
            uint32_t nwc;
            ios_peekutf8(s, &nwc);
            // make sure != is always an operator
            if (nwc == '=') {
                ios_ungetc('!', s);
                break;
            }
        }
        ios_pututf8(&str, wc);
        if (ios_peekutf8(s, &wc) == IOS_EOF)
            break;
    } while (jl_id_char(wc));
    ios_pututf8(&str, 0);
    return symbol(fl_ctx, allascii ? str.buf : normalize(fl_ctx, str.buf));
}

示例#3

文件： julia_extensions.c 项目： deinst/julia

value_t fl_julia_identifier_char(value_t *args, u_int32_t nargs)
{
    argcount("identifier-char?", nargs, 1);
    if (!iscprim(args[0]) || ((cprim_t*)ptr(args[0]))->type != wchartype)
        type_error("identifier-char?", "wchar", args[0]);
    uint32_t wc = *(uint32_t*)cp_data((cprim_t*)ptr(args[0]));
    return jl_id_char(wc) ? FL_T : FL_F;
}

示例#4

文件： julia_extensions.c 项目： JuliaLang/julia

value_t fl_julia_identifier_char(fl_context_t *fl_ctx, value_t *args, uint32_t nargs)
{
    argcount(fl_ctx, "identifier-char?", nargs, 1);
    if (!iscprim(args[0]) || ((cprim_t*)ptr(args[0]))->type != fl_ctx->wchartype)
        type_error(fl_ctx, "identifier-char?", "wchar", args[0]);
    uint32_t wc = *(uint32_t*)cp_data((cprim_t*)ptr(args[0]));
    return jl_id_char(wc) ? fl_ctx->T : fl_ctx->F;
}

示例#5

文件： rtutils.c 项目： MatthiasJReisinger/julia

JL_DLLEXPORT int jl_is_identifier(char *str)
{
    size_t i = 0;
    uint32_t wc = u8_nextchar(str, &i);
    if (!jl_id_start_char(wc))
        return 0;
    while ((wc = u8_nextchar(str, &i)) != 0) {
        if (!jl_id_char(wc))
            return 0;
    }
    return 1;
}