diff options
author | RĂ©mi Verschelde <remi@verschelde.fr> | 2021-06-15 15:43:55 +0200 |
---|---|---|
committer | GitHub <noreply@github.com> | 2021-06-15 15:43:55 +0200 |
commit | 78a2d3a9678e55e4a411efbf30d68aa8ea25d0e2 (patch) | |
tree | 2e004bec3725e195753704cad244f0e749cf88e9 | |
parent | fbdb1e0bab08e43312009a90580071003da333fd (diff) | |
parent | b3bd54001f55246bc1d2d5d601498846465bfc12 (diff) |
Merge pull request #49107 from timothyqiu/circular-structure
Fix json dump and print of circular structure
-rw-r--r-- | core/io/json.cpp | 21 | ||||
-rw-r--r-- | core/io/json.h | 2 | ||||
-rw-r--r-- | core/variant/variant.cpp | 2 |
3 files changed, 19 insertions, 6 deletions
diff --git a/core/io/json.cpp b/core/io/json.cpp index e3e9d6158b..82ef2a6894 100644 --- a/core/io/json.cpp +++ b/core/io/json.cpp @@ -55,7 +55,7 @@ static String _make_indent(const String &p_indent, int p_size) { return indent_text; } -String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys, bool p_full_precision) { +String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys, Set<const void *> &p_markers, bool p_full_precision) { String colon = ":"; String end_statement = ""; @@ -91,20 +91,29 @@ String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_ String s = "["; s += end_statement; Array a = p_var; + + ERR_FAIL_COND_V_MSG(p_markers.has(a.id()), "\"[...]\"", "Converting circular structure to JSON."); + p_markers.insert(a.id()); + for (int i = 0; i < a.size(); i++) { if (i > 0) { s += ","; s += end_statement; } - s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(a[i], p_indent, p_cur_indent + 1, p_sort_keys); + s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(a[i], p_indent, p_cur_indent + 1, p_sort_keys, p_markers); } s += end_statement + _make_indent(p_indent, p_cur_indent) + "]"; + p_markers.erase(a.id()); return s; } case Variant::DICTIONARY: { String s = "{"; s += end_statement; Dictionary d = p_var; + + ERR_FAIL_COND_V_MSG(p_markers.has(d.id()), "\"{...}\"", "Converting circular structure to JSON."); + p_markers.insert(d.id()); + List<Variant> keys; d.get_key_list(&keys); @@ -117,12 +126,13 @@ String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_ s += ","; s += end_statement; } - s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(String(E->get()), p_indent, p_cur_indent + 1, p_sort_keys); + s += _make_indent(p_indent, p_cur_indent + 1) + _print_var(String(E->get()), p_indent, p_cur_indent + 1, p_sort_keys, p_markers); s += colon; - s += _print_var(d[E->get()], p_indent, p_cur_indent + 1, p_sort_keys); + s += _print_var(d[E->get()], p_indent, p_cur_indent + 1, p_sort_keys, p_markers); } s += end_statement + _make_indent(p_indent, p_cur_indent) + "}"; + p_markers.erase(d.id()); return s; } default: @@ -131,7 +141,8 @@ String JSON::_print_var(const Variant &p_var, const String &p_indent, int p_cur_ } String JSON::print(const Variant &p_var, const String &p_indent, bool p_sort_keys, bool p_full_precision) { - return _print_var(p_var, p_indent, 0, p_sort_keys, p_full_precision); + Set<const void *> markers; + return _print_var(p_var, p_indent, 0, p_sort_keys, markers, p_full_precision); } Error JSON::_get_token(const char32_t *p_str, int &index, int p_len, Token &r_token, int &line, String &r_err_str) { diff --git a/core/io/json.h b/core/io/json.h index bfd2347725..5be8cc1e86 100644 --- a/core/io/json.h +++ b/core/io/json.h @@ -62,7 +62,7 @@ class JSON { static const char *tk_name[TK_MAX]; - static String _print_var(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys, bool p_full_precision = false); + static String _print_var(const Variant &p_var, const String &p_indent, int p_cur_indent, bool p_sort_keys, Set<const void *> &p_markers, bool p_full_precision = false); static Error _get_token(const char32_t *p_str, int &index, int p_len, Token &r_token, int &line, String &r_err_str); static Error _parse_value(Variant &value, Token &token, const char32_t *p_str, int &index, int p_len, int &line, String &r_err_str); diff --git a/core/variant/variant.cpp b/core/variant/variant.cpp index d10f41b833..4e45862fd3 100644 --- a/core/variant/variant.cpp +++ b/core/variant/variant.cpp @@ -1698,6 +1698,7 @@ String Variant::stringify(List<const void *> &stack) const { } str += "}"; + stack.erase(d.id()); return str; } break; case PACKED_VECTOR2_ARRAY: { @@ -1801,6 +1802,7 @@ String Variant::stringify(List<const void *> &stack) const { } str += "]"; + stack.erase(arr.id()); return str; } break; |