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add find-word native word

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we can implement the tick word with this later...
This commit is contained in:
tocariimaa 2025-02-04 19:19:54 -03:00
parent bf608ad103
commit d3b3e7230f
1 changed files with 17 additions and 0 deletions
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pila.c
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@ -441,6 +441,22 @@ parse_word_nat(RpnState *st)
push_val(st, BOX_STR(wn));
}
void
find_word_nat(RpnState *st)
{
Value wnw = pop_val(st);
if (wnw.kind == VAL_NIL || wnw.kind != VAL_STR) {
signal_error(st, "expected string");
return;
}
Word *w = search_word(st, wnw.str);
if (w == nil) {
push_val(st, Nil);
return;
}
push_val(st, BOX_INTN((u64)w));
}
void
add_word(RpnState *st, Word *w)
{
@ -635,6 +651,7 @@ main(int argc, char **argv)
{.name = Sl("'"), .kind = WORD_NATIVE, .nat = tick_nat },
{.name = Sl(">#"), .kind = WORD_NATIVE, .nat = to_number_nat },
{.name = Sl("parse-word"), .kind = WORD_NATIVE, .nat = parse_word_nat },
{.name = Sl("find-word"), .kind = WORD_NATIVE, .nat = find_word_nat },
{.name = Sl("exec"), .kind = WORD_NATIVE, .nat = exec_nat},
{.name = Sl("eval"), .kind = WORD_NATIVE, .nat = eval_nat},
{.name = Sl("dup"), .kind = WORD_NATIVE, .nat = dup_nat },