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adding type printer accessor

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Alex Shinn 2011-10-30 23:55:42 +09:00
parent b8a8393a02
commit cf7afa1e54
2 changed files with 7 additions and 1 deletions
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6
lib/chibi/ast.c
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@ -175,6 +175,11 @@ static sexp sexp_type_slots_op (sexp ctx sexp_api_params(self, n), sexp t) {
return sexp_type_slots(t);
}
static sexp sexp_type_printer_op (sexp ctx sexp_api_params(self, n), sexp t) {
sexp_assert_type(ctx, sexp_typep, SEXP_TYPE, t);
return sexp_type_print(t) ? sexp_make_foreign(ctx, "print", 3, 0, (sexp_proc1)sexp_type_print(t), NULL) : SEXP_FALSE;
}
static sexp sexp_object_size (sexp ctx sexp_api_params(self, n), sexp x) {
sexp t;
if ((! sexp_pointerp(x)) || (sexp_pointer_tag(x) >= sexp_context_num_types(ctx)))
@ -408,6 +413,7 @@ sexp sexp_init_library (sexp ctx sexp_api_params(self, n), sexp env) {
sexp_define_foreign(ctx, env, "type-name", 1, sexp_type_name_op);
sexp_define_foreign(ctx, env, "type-cpl", 1, sexp_type_cpl_op);
sexp_define_foreign(ctx, env, "type-slots", 1, sexp_type_slots_op);
sexp_define_foreign(ctx, env, "type-printer", 1, sexp_type_printer_op);
sexp_define_foreign(ctx, env, "object-size", 1, sexp_object_size);
sexp_define_foreign_opt(ctx, env, "integer->immediate", 2, sexp_integer_to_immediate, SEXP_FALSE);
sexp_define_foreign(ctx, env, "gc", 0, sexp_gc_op);

2
lib/chibi/ast.sld
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@ -30,7 +30,7 @@
bytecode-name bytecode-literals bytecode-source
pair-source pair-source-set!
port-line port-line-set!
type-name type-cpl type-parent type-slots
type-name type-cpl type-parent type-slots type-printer
object-size integer->immediate gc
string-contains integer->error-string
flatten-dot update-free-vars!)