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generic types, any -> opaque

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This commit is contained in:
Antoni Piasecki
2026-07-17 11:44:05 +02:00
parent af08d1888a
commit 1471c229c2
20 changed files with 284 additions and 167 deletions
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42
std/json.zr
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@@ -9,33 +9,33 @@ const json.BOOL = 5
struct json.Value
type: i64
value: any
value: opaque
func json.Value.dump[v: json.Value] : str
s := new str.Builder
if v->type == json.OBJECT
map := v->value as HashMap
map := v->value as HashMap<json.Value>
keys := map->keys()
s->append_char('{')
for i in 0..keys->size
if i > 0
s->append_char(',')
s->append_char('"')
s->append(keys->nth(i) as str)
s->append(keys->nth(i))
s->append_char('"')
s->append_char(':')
value, _ := map->get(keys->nth(i) as str)
s->append((value as json.Value)->dump())
value, _ := map->get(keys->nth(i))
s->append(value->dump())
s->append_char('}')
keys->free()
else if v->type == json.ARRAY
arr := v->value as Array
arr := v->value as Array<json.Value>
s->append_char('[')
for i in 0..arr->size
if i > 0
s->append_char(',')
s->append((arr->nth(i) as json.Value)->dump())
s->append(arr->nth(i)->dump())
s->append_char(']')
else if v->type == json.STRING
// TODO: escape sequences
@@ -58,25 +58,25 @@ func json.Value.dump[v: json.Value] : str
func json.Value.free[v: json.Value] : void
if v->type == json.OBJECT
map := v->value as HashMap
map := v->value as HashMap<json.Value>
keys := map->keys()
for i in 0..keys->size
value, _ := map->get(keys->nth(i) as str)
(value as json.Value)->free()
value, _ := map->get(keys->nth(i))
value->free()
keys->free()
map->free_with_keys()
else if v->type == json.ARRAY
arr := v->value as Array
arr := v->value as Array<json.Value>
for i in 0..arr->size
(arr->nth(i) as json.Value)->free()
arr->nth(i)->free()
arr->free()
else if v->type == json.STRING
(v->value as str)->free()
(v as ptr)->free()
func json.val[x: any] : any
func json.val[x: opaque] : opaque
return (x as json.Value)->value
func json.parse[s: str] : json.Value
@@ -96,7 +96,7 @@ func json._parse_value[s: str, i: ptr] : json.Value
json._skip_whitespace(s, i)
out->type = json.OBJECT
out->value = HashMap.new()
out->value = HashMap.new() as opaque
if s[mem.read64(i)] != '}'
while true
@@ -110,7 +110,7 @@ func json._parse_value[s: str, i: ptr] : json.Value
json._skip_whitespace(s, i)
value := json._parse_value(s, i)
(out->value as HashMap)->insert(key, value)
(out->value as HashMap<json.Value>)->insert(key, value)
key->free()
json._skip_whitespace(s, i)
@@ -128,12 +128,12 @@ func json._parse_value[s: str, i: ptr] : json.Value
json._skip_whitespace(s, i)
out->type = json.ARRAY
out->value = []
out->value = [] as opaque
while s[mem.read64(i)] != ']'
json._skip_whitespace(s, i)
(out->value as Array)->push(json._parse_value(s, i))
(out->value as Array<json.Value>)->push(json._parse_value(s, i))
json._skip_whitespace(s, i)
if s[mem.read64(i)] == ','
@@ -147,7 +147,7 @@ func json._parse_value[s: str, i: ptr] : json.Value
mem.write64(i, mem.read64(i) + 1)
else if s[mem.read64(i)] == '"'
out->type = json.STRING
out->value = json._parse_string(s, i)
out->value = json._parse_string(s, i) as opaque
else if s[mem.read64(i)]->is_digit() || s[mem.read64(i)] == '-'
start := mem.read64(i)
@@ -164,18 +164,18 @@ func json._parse_value[s: str, i: ptr] : json.Value
num_str := s->substr_n(start, len)
out->type = json.NUMBER
out->value = num_str->parse_i64()
out->value = num_str->parse_i64() as opaque
num_str->free()
else if s[mem.read64(i)] == 'n' && s[mem.read64(i)+1] == 'u' && s[mem.read64(i)+2] == 'l' && s[mem.read64(i)+3] == 'l'
out->type = json.NULL
mem.write64(i, mem.read64(i) + 4)
else if s[mem.read64(i)] == 't' && s[mem.read64(i)+1] == 'r' && s[mem.read64(i)+2] == 'u' && s[mem.read64(i)+3] == 'e'
out->type = json.BOOL
out->value = true
out->value = true as opaque
mem.write64(i, mem.read64(i) + 4)
else if s[mem.read64(i)] == 'f' && s[mem.read64(i)+1] == 'a' && s[mem.read64(i)+2] == 'l' && s[mem.read64(i)+3] == 's' && s[mem.read64(i)+4] == 'e'
out->type = json.BOOL
out->value = false
out->value = false as opaque
mem.write64(i, mem.read64(i) + 5)
else
panic("json.parse: unexpected character")