cleanup write_core

This commit is contained in:
Yuichi Nishiwaki 2015-06-25 17:50:20 +09:00
parent 37902d38f7
commit 032e40e963
1 changed files with 178 additions and 134 deletions

View File

@ -80,10 +80,79 @@ traverse_shared(struct writer_control *p, pic_value obj)
}
}
static void
write_blob(pic_state *pic, pic_blob *blob, xFILE *file)
{
size_t i;
xfprintf(pic, file, "#u8(");
for (i = 0; i < blob->len; ++i) {
xfprintf(pic, file, "%d", blob->data[i]);
if (i + 1 < blob->len) {
xfprintf(pic, file, " ");
}
}
xfprintf(pic, file, ")");
}
static void
write_char(pic_state *pic, char c, xFILE *file, int mode)
{
if (mode == DISPLAY_MODE) {
xfputc(pic, c, file);
return;
}
switch (c) {
default: xfprintf(pic, file, "#\\%c", c); break;
case '\a': xfprintf(pic, file, "#\\alarm"); break;
case '\b': xfprintf(pic, file, "#\\backspace"); break;
case 0x7f: xfprintf(pic, file, "#\\delete"); break;
case 0x1b: xfprintf(pic, file, "#\\escape"); break;
case '\n': xfprintf(pic, file, "#\\newline"); break;
case '\r': xfprintf(pic, file, "#\\return"); break;
case ' ': xfprintf(pic, file, "#\\space"); break;
case '\t': xfprintf(pic, file, "#\\tab"); break;
}
}
static void
write_str(pic_state *pic, pic_str *str, xFILE *file, int mode)
{
size_t i;
const char *cstr = pic_str_cstr(pic, str);
if (mode == DISPLAY_MODE) {
xfprintf(pic, file, "%s", pic_str_cstr(pic, str));
return;
}
xfprintf(pic, file, "\"");
for (i = 0; i < pic_str_len(str); ++i) {
if (cstr[i] == '"' || cstr[i] == '\\') {
xfputc(pic, '\\', file);
}
xfputc(pic, cstr[i], file);
}
xfprintf(pic, file, "\"");
}
#if PIC_ENABLE_FLOAT
static void
write_float(pic_state *pic, double f, xFILE *file)
{
if (isnan(f)) {
xfprintf(pic, file, signbit(f) ? "-nan.0" : "+nan.0");
} else if (isinf(f)) {
xfprintf(pic, file, signbit(f) ? "-inf.0" : "+inf.0");
} else {
xfprintf(pic, file, "%f", f);
}
}
#endif
static void write_core(struct writer_control *p, pic_value);
static void
write_pair(struct writer_control *p, struct pic_pair *pair)
write_pair_help(struct writer_control *p, struct pic_pair *pair)
{
pic_state *pic = p->pic;
khash_t(l) *lh = &p->labels;
@ -113,7 +182,7 @@ write_pair(struct writer_control *p, struct pic_pair *pair)
xfprintf(pic, p->file, " ");
}
write_pair(p, pic_pair_ptr(pair->cdr));
write_pair_help(p, pic_pair_ptr(pair->cdr));
return;
}
else {
@ -123,17 +192,91 @@ write_pair(struct writer_control *p, struct pic_pair *pair)
}
static void
write_str(pic_state *pic, struct pic_string *str, xFILE *file)
write_pair(struct writer_control *p, struct pic_pair *pair)
{
size_t i;
const char *cstr = pic_str_cstr(pic, str);
pic_state *pic = p->pic;
xFILE *file = p->file;
pic_sym *tag;
for (i = 0; i < pic_str_len(str); ++i) {
if (cstr[i] == '"' || cstr[i] == '\\') {
xfputc(pic, '\\', file);
if (pic_pair_p(pair->cdr) && pic_nil_p(pic_cdr(pic, pair->cdr)) && pic_sym_p(pair->car)) {
tag = pic_sym_ptr(pair->car);
if (tag == pic->sQUOTE) {
xfprintf(pic, file, "'");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sUNQUOTE) {
xfprintf(pic, file, ",");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sUNQUOTE_SPLICING) {
xfprintf(pic, file, ",@");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sQUASIQUOTE) {
xfprintf(pic, file, "`");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sSYNTAX_QUOTE) {
xfprintf(pic, file, "#'");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sSYNTAX_UNQUOTE) {
xfprintf(pic, file, "#,");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sSYNTAX_UNQUOTE_SPLICING) {
xfprintf(pic, file, "#,@");
write_core(p, pic_car(pic, pair->cdr));
return;
}
else if (tag == pic->sSYNTAX_QUASIQUOTE) {
xfprintf(pic, file, "#`");
write_core(p, pic_car(pic, pair->cdr));
return;
}
xfputc(pic, cstr[i], file);
}
xfprintf(pic, file, "(");
write_pair_help(p, pair);
xfprintf(pic, file, ")");
}
static void
write_vec(struct writer_control *p, pic_vec *vec)
{
pic_state *pic = p->pic;
xFILE *file = p->file;
size_t i;
xfprintf(pic, file, "#(");
for (i = 0; i < vec->len; ++i) {
write_core(p, vec->data[i]);
if (i + 1 < vec->len) {
xfprintf(pic, file, " ");
}
}
xfprintf(pic, file, ")");
}
static void
write_dict(struct writer_control *p, struct pic_dict *dict)
{
pic_state *pic = p->pic;
xFILE *file = p->file;
pic_sym *sym;
khiter_t it;
xfprintf(pic, file, "#.(dictionary");
pic_dict_for_each (sym, dict, it) {
xfprintf(pic, file, " '%s ", pic_symbol_name(pic, sym));
write_core(p, pic_dict_ref(pic, dict, sym));
}
xfprintf(pic, file, ")");
}
static void
@ -143,13 +286,8 @@ write_core(struct writer_control *p, pic_value obj)
khash_t(l) *lh = &p->labels;
khash_t(v) *vh = &p->visited;
xFILE *file = p->file;
size_t i;
pic_sym *sym, *tag;
khiter_t it;
int ret;
#if PIC_ENABLE_FLOAT
double f;
#endif
/* shared objects */
if (pic_vtype(obj) == PIC_VTYPE_HEAP && ((it = kh_get(l, lh, pic_ptr(obj))) != kh_end(lh)) && kh_val(lh, it) != -1) {
@ -169,136 +307,42 @@ write_core(struct writer_control *p, pic_value obj)
xfprintf(pic, file, "()");
break;
case PIC_TT_BOOL:
if (pic_true_p(obj))
xfprintf(pic, file, "#t");
else
xfprintf(pic, file, "#f");
xfprintf(pic, file, pic_true_p(obj) ? "#t" : "#f");
break;
case PIC_TT_PAIR:
if (pic_pair_p(pic_cdr(pic, obj)) && pic_nil_p(pic_cddr(pic, obj)) && pic_sym_p(pic_car(pic, obj))) {
tag = pic_sym_ptr(pic_car(pic, obj));
if (tag == pic->sQUOTE) {
xfprintf(pic, file, "'");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sUNQUOTE) {
xfprintf(pic, file, ",");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sUNQUOTE_SPLICING) {
xfprintf(pic, file, ",@");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sQUASIQUOTE) {
xfprintf(pic, file, "`");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sSYNTAX_QUOTE) {
xfprintf(pic, file, "#'");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sSYNTAX_UNQUOTE) {
xfprintf(pic, file, "#,");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sSYNTAX_UNQUOTE_SPLICING) {
xfprintf(pic, file, "#,@");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
else if (tag == pic->sSYNTAX_QUASIQUOTE) {
xfprintf(pic, file, "#`");
write_core(p, pic_list_ref(pic, obj, 1));
break;
}
}
xfprintf(pic, file, "(");
write_pair(p, pic_pair_ptr(obj));
xfprintf(pic, file, ")");
break;
case PIC_TT_SYMBOL:
xfprintf(pic, file, "%s", pic_symbol_name(pic, pic_sym_ptr(obj)));
break;
case PIC_TT_CHAR:
if (p->mode == DISPLAY_MODE) {
xfputc(pic, pic_char(obj), file);
break;
}
switch (pic_char(obj)) {
default: xfprintf(pic, file, "#\\%c", pic_char(obj)); break;
case '\a': xfprintf(pic, file, "#\\alarm"); break;
case '\b': xfprintf(pic, file, "#\\backspace"); break;
case 0x7f: xfprintf(pic, file, "#\\delete"); break;
case 0x1b: xfprintf(pic, file, "#\\escape"); break;
case '\n': xfprintf(pic, file, "#\\newline"); break;
case '\r': xfprintf(pic, file, "#\\return"); break;
case ' ': xfprintf(pic, file, "#\\space"); break;
case '\t': xfprintf(pic, file, "#\\tab"); break;
}
break;
#if PIC_ENABLE_FLOAT
case PIC_TT_FLOAT:
f = pic_float(obj);
if (isnan(f)) {
xfprintf(pic, file, signbit(f) ? "-nan.0" : "+nan.0");
} else if (isinf(f)) {
xfprintf(pic, file, signbit(f) ? "-inf.0" : "+inf.0");
} else {
xfprintf(pic, file, "%f", pic_float(obj));
}
break;
#endif
case PIC_TT_INT:
xfprintf(pic, file, "%d", pic_int(obj));
case PIC_TT_ID:
xfprintf(pic, file, "#<identifier %s>", pic_symbol_name(pic, pic_var_name(pic, obj)));
break;
case PIC_TT_EOF:
xfprintf(pic, file, "#.(eof-object)");
break;
case PIC_TT_STRING:
if (p->mode == DISPLAY_MODE) {
xfprintf(pic, file, "%s", pic_str_cstr(pic, pic_str_ptr(obj)));
break;
}
xfprintf(pic, file, "\"");
write_str(pic, pic_str_ptr(obj), file);
xfprintf(pic, file, "\"");
case PIC_TT_INT:
xfprintf(pic, file, "%d", pic_int(obj));
break;
case PIC_TT_VECTOR:
xfprintf(pic, file, "#(");
for (i = 0; i < pic_vec_ptr(obj)->len; ++i) {
write_core(p, pic_vec_ptr(obj)->data[i]);
if (i + 1 < pic_vec_ptr(obj)->len) {
xfprintf(pic, file, " ");
}
}
xfprintf(pic, file, ")");
#if PIC_ENABLE_FLOAT
case PIC_TT_FLOAT:
write_float(pic, pic_float(obj), file);
break;
#endif
case PIC_TT_SYMBOL:
xfprintf(pic, file, "%s", pic_symbol_name(pic, pic_sym_ptr(obj)));
break;
case PIC_TT_BLOB:
xfprintf(pic, file, "#u8(");
for (i = 0; i < pic_blob_ptr(obj)->len; ++i) {
xfprintf(pic, file, "%d", pic_blob_ptr(obj)->data[i]);
if (i + 1 < pic_blob_ptr(obj)->len) {
xfprintf(pic, file, " ");
}
}
xfprintf(pic, file, ")");
write_blob(pic, pic_blob_ptr(obj), file);
break;
case PIC_TT_CHAR:
write_char(pic, pic_char(obj), file, p->mode);
break;
case PIC_TT_STRING:
write_str(pic, pic_str_ptr(obj), file, p->mode);
break;
case PIC_TT_PAIR:
write_pair(p, pic_pair_ptr(obj));
break;
case PIC_TT_VECTOR:
write_vec(p, pic_vec_ptr(obj));
break;
case PIC_TT_DICT:
xfprintf(pic, file, "#.(dictionary");
pic_dict_for_each (sym, pic_dict_ptr(obj), it) {
xfprintf(pic, file, " '%s ", pic_symbol_name(pic, sym));
write_core(p, pic_dict_ref(pic, pic_dict_ptr(obj), sym));
}
xfprintf(pic, file, ")");
break;
case PIC_TT_ID:
xfprintf(pic, file, "#<identifier %s>", pic_symbol_name(pic, pic_var_name(pic, obj)));
write_dict(p, pic_dict_ptr(obj));
break;
default:
xfprintf(pic, file, "#<%s %p>", pic_type_repr(pic_type(obj)), pic_ptr(obj));