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Nasal: add more isTYPE helpers from Henning

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This commit is contained in:
James Turner 2020-04-16 11:42:41 +01:00
parent 2ab0122124
commit c51c0c43ed
1 changed files with 40 additions and 0 deletions
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40
simgear/nasal/lib.c
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@ -226,6 +226,41 @@ static naRef f_typeof(naContext c, naRef me, int argc, naRef* args)
return NEWCSTR(c, t);
}
static naRef f_isstr(naContext c, naRef me, int argc, naRef* args)
{
naRef r = argc > 0 ? args[0] : naNil();
if(naIsString(r)) return naNum(1);
else return naNum(0);
}
static naRef f_isvec(naContext c, naRef me, int argc, naRef* args)
{
naRef r = argc > 0 ? args[0] : naNil();
if(naIsVector(r)) return naNum(1);
else return naNum(0);
}
static naRef f_ishash(naContext c, naRef me, int argc, naRef* args)
{
naRef r = argc > 0 ? args[0] : naNil();
if(naIsHash(r)) return naNum(1);
else return naNum(0);
}
static naRef f_isfunc(naContext c, naRef me, int argc, naRef* args)
{
naRef r = argc > 0 ? args[0] : naNil();
if(naIsFunc(r)) return naNum(1);
else return naNum(0);
}
static naRef f_isghost(naContext c, naRef me, int argc, naRef* args)
{
naRef r = argc > 0 ? args[0] : naNil();
if(naIsGhost(r)) return naNum(1);
else return naNum(0);
}
static naRef f_ghosttype(naContext c, naRef me, int argc, naRef* args)
{
naRef g = argc > 0 ? args[0] : naNil();
@ -652,6 +687,11 @@ static naCFuncItem funcs[] = {
{ "id", f_id },
{ "isint", f_isint },
{ "isnum", f_isnum },
{ "isghost", f_isghost },
{ "isstr", f_isstr },
{ "isvec", f_isvec },
{ "ishash", f_ishash },
{ "isfunc", f_isfunc },
{ 0 }
};