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Merged
nodejs-github-bot merged 3 commits into from
Apr 3, 2025
Merged

sqlite,src: refactor sqlite value conversion #57571

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4299a25
sqlite,src: refactor sqlite value conversion
geeksilva97 Mar 21, 2025
2611aa7
fixup: apply review suggestions
geeksilva97 Mar 24, 2025
94276bc
sqlite,src: improve conversion macro
geeksilva97 Mar 26, 2025
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165 changes: 82 additions & 83 deletions src/node_sqlite.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -67,6 +67,63 @@ using v8::Value;
} \
} while (0)

#define SQLITE_VALUE_TO_JS( \
from, unreachable_message, isolate, use_big_int_args, ...) \
switch (sqlite3_##from##_type(__VA_ARGS__)) { \
case SQLITE_INTEGER: { \
sqlite3_int64 val = sqlite3_##from##_int64(__VA_ARGS__); \
if (use_big_int_args) { \
return BigInt::New(isolate, val); \
} else if (std::abs(val) <= kMaxSafeJsInteger) { \
return Number::New(isolate, val); \
} else { \
return MaybeLocal<Value>(); \
} \
break; \
} \
case SQLITE_FLOAT: { \
return Number::New(isolate, sqlite3_##from##_double(__VA_ARGS__)); \
break; \
} \
case SQLITE_TEXT: { \
const char* v = \
reinterpret_cast<const char*>(sqlite3_##from##_text(__VA_ARGS__)); \
return String::NewFromUtf8(isolate, v).As<Value>(); \
} \
case SQLITE_NULL: \
return Null(isolate); \
case SQLITE_BLOB: { \
size_t size = static_cast<size_t>(sqlite3_##from##_bytes(__VA_ARGS__)); \
auto data = reinterpret_cast<const uint8_t*>( \
sqlite3_##from##_blob(__VA_ARGS__)); \
auto store = ArrayBuffer::NewBackingStore(isolate, size); \
memcpy(store->Data(), data, size); \
auto ab = ArrayBuffer::New(isolate, std::move(store)); \
return Uint8Array::New(ab, 0, size); \
} \
default: \
UNREACHABLE(unreachable_message); \
}

MaybeLocal<Value> SQLiteValueToJS(Isolate* isolate,
bool use_big_int_args,
sqlite3_value* sqlite_value) {
SQLITE_VALUE_TO_JS(
value, "Bad SQLite value", isolate, use_big_int_args, sqlite_value);
}

MaybeLocal<Value> SQLiteValueToJS(Isolate* isolate,
bool use_big_int_args,
sqlite3_stmt* stmt,
int column) {
SQLITE_VALUE_TO_JS(column,
"Bad SQLite column type",
isolate,
use_big_int_args,
stmt,
column);
}

inline MaybeLocal<Object> CreateSQLiteError(Isolate* isolate,
const char* message) {
Local<String> js_msg;
Expand Down Expand Up @@ -356,51 +413,18 @@ void UserDefinedFunction::xFunc(sqlite3_context* ctx,

for (int i = 0; i < argc; ++i) {
sqlite3_value* value = argv[i];
MaybeLocal<Value> js_val;

switch (sqlite3_value_type(value)) {
case SQLITE_INTEGER: {
sqlite3_int64 val = sqlite3_value_int64(value);
if (self->use_bigint_args_) {
js_val = BigInt::New(isolate, val);
} else if (std::abs(val) <= kMaxSafeJsInteger) {
js_val = Number::New(isolate, val);
} else {
// Ignore the SQLite error because a JavaScript exception is being
// thrown.
self->db_->SetIgnoreNextSQLiteError(true);
sqlite3_result_error(ctx, "", 0);
THROW_ERR_OUT_OF_RANGE(isolate,
"Value is too large to be represented as a "
"JavaScript number: %" PRId64,
val);
return;
}
break;
}
case SQLITE_FLOAT:
js_val = Number::New(isolate, sqlite3_value_double(value));
break;
case SQLITE_TEXT: {
const char* v =
reinterpret_cast<const char*>(sqlite3_value_text(value));
js_val = String::NewFromUtf8(isolate, v).As<Value>();
break;
}
case SQLITE_NULL:
js_val = Null(isolate);
break;
case SQLITE_BLOB: {
size_t size = static_cast<size_t>(sqlite3_value_bytes(value));
auto data = reinterpret_cast<const uint8_t*>(sqlite3_value_blob(value));
auto store = ArrayBuffer::NewBackingStore(isolate, size);
memcpy(store->Data(), data, size);
auto ab = ArrayBuffer::New(isolate, std::move(store));
js_val = Uint8Array::New(ab, 0, size);
break;
}
default:
UNREACHABLE("Bad SQLite value");
MaybeLocal<Value> js_val =
SQLiteValueToJS(isolate, self->use_bigint_args_, value);

if (js_val.IsEmpty()) {
// Ignore the SQLite error because a JavaScript exception is pending.
self->db_->SetIgnoreNextSQLiteError(true);
sqlite3_result_error(ctx, "", 0);
THROW_ERR_OUT_OF_RANGE(isolate,
"Value is too large to be represented as a "
"JavaScript number: %" PRId64,
sqlite3_value_int64(value));
return;
}

Local<Value> local;
Expand Down Expand Up @@ -1511,45 +1535,20 @@ bool StatementSync::BindValue(const Local<Value>& value, const int index) {
}

MaybeLocal<Value> StatementSync::ColumnToValue(const int column) {
switch (sqlite3_column_type(statement_, column)) {
case SQLITE_INTEGER: {
sqlite3_int64 value = sqlite3_column_int64(statement_, column);
if (use_big_ints_) {
return BigInt::New(env()->isolate(), value);
} else if (std::abs(value) <= kMaxSafeJsInteger) {
return Number::New(env()->isolate(), value);
} else {
THROW_ERR_OUT_OF_RANGE(env()->isolate(),
"The value of column %d is too large to be "
"represented as a JavaScript number: %" PRId64,
column,
value);
return MaybeLocal<Value>();
}
}
case SQLITE_FLOAT:
return Number::New(env()->isolate(),
sqlite3_column_double(statement_, column));
case SQLITE_TEXT: {
const char* value = reinterpret_cast<const char*>(
sqlite3_column_text(statement_, column));
return String::NewFromUtf8(env()->isolate(), value).As<Value>();
}
case SQLITE_NULL:
return Null(env()->isolate());
case SQLITE_BLOB: {
size_t size =
static_cast<size_t>(sqlite3_column_bytes(statement_, column));
auto data = reinterpret_cast<const uint8_t*>(
sqlite3_column_blob(statement_, column));
auto store = ArrayBuffer::NewBackingStore(env()->isolate(), size);
memcpy(store->Data(), data, size);
auto ab = ArrayBuffer::New(env()->isolate(), std::move(store));
return Uint8Array::New(ab, 0, size);
}
default:
UNREACHABLE("Bad SQLite column type");
Isolate* isolate = env()->isolate();
MaybeLocal<Value> js_val =
SQLiteValueToJS(isolate, use_big_ints_, statement_, column);

if (js_val.IsEmpty()) {
THROW_ERR_OUT_OF_RANGE(isolate,
"The value of column %d is too large to be "
"represented as a JavaScript number: %" PRId64,
column,
sqlite3_column_int64(statement_, column));
return MaybeLocal<Value>();
}

return js_val;
}

MaybeLocal<Name> StatementSync::ColumnNameToName(const int column) {
Expand Down
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