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go-sqlite3 gomod version (#12490)

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techknowlogick 2020-08-13 21:54:46 -04:00 • committed by GitHub
parent b37c7dd384
commit 8a0049bb03
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32 changed files with 13260 additions and 7349 deletions
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132
vendor/github.com/mattn/go-sqlite3/sqlite3.go generated vendored
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@ -802,20 +802,29 @@ func (c *SQLiteConn) exec(ctx context.Context, query string, args []namedValue)
}
var res driver.Result
if s.(*SQLiteStmt).s != nil {
stmtArgs := make([]namedValue, 0, len(args))
na := s.NumInput()
if len(args) < na {
if len(args) - start < na {
s.Close()
return nil, fmt.Errorf("not enough args to execute query: want %d got %d", na, len(args))
}
for i := 0; i < na; i++ {
args[i].Ordinal -= start
// consume the number of arguments used in the current
// statement and append all named arguments not
// contained therein
stmtArgs = append(stmtArgs, args[start:start+na]...)
for i := range args {
if (i < start || i >= na) && args[i].Name != "" {
stmtArgs = append(stmtArgs, args[i])
}
}
res, err = s.(*SQLiteStmt).exec(ctx, args[:na])
for i := range stmtArgs {
stmtArgs[i].Ordinal = i + 1
}
res, err = s.(*SQLiteStmt).exec(ctx, stmtArgs)
if err != nil && err != driver.ErrSkip {
s.Close()
return nil, err
}
args = args[na:]
start += na
}
tail := s.(*SQLiteStmt).t
@ -848,24 +857,33 @@ func (c *SQLiteConn) Query(query string, args []driver.Value) (driver.Rows, erro
func (c *SQLiteConn) query(ctx context.Context, query string, args []namedValue) (driver.Rows, error) {
start := 0
for {
stmtArgs := make([]namedValue, 0, len(args))
s, err := c.prepare(ctx, query)
if err != nil {
return nil, err
}
s.(*SQLiteStmt).cls = true
na := s.NumInput()
if len(args) < na {
return nil, fmt.Errorf("not enough args to execute query: want %d got %d", na, len(args))
if len(args) - start < na {
return nil, fmt.Errorf("not enough args to execute query: want %d got %d", na, len(args) - start)
}
for i := 0; i < na; i++ {
args[i].Ordinal -= start
// consume the number of arguments used in the current
// statement and append all named arguments not contained
// therein
stmtArgs = append(stmtArgs, args[start:start+na]...)
for i := range args {
if (i < start || i >= na) && args[i].Name != "" {
stmtArgs = append(stmtArgs, args[i])
}
}
rows, err := s.(*SQLiteStmt).query(ctx, args[:na])
for i := range stmtArgs {
stmtArgs[i].Ordinal = i + 1
}
rows, err := s.(*SQLiteStmt).query(ctx, stmtArgs)
if err != nil && err != driver.ErrSkip {
s.Close()
return rows, err
}
args = args[na:]
start += na
tail := s.(*SQLiteStmt).t
if tail == "" {
@ -1778,11 +1796,6 @@ func (s *SQLiteStmt) NumInput() int {
return int(C.sqlite3_bind_parameter_count(s.s))
}
type bindArg struct {
n int
v driver.Value
}
var placeHolder = []byte{0}
func (s *SQLiteStmt) bind(args []namedValue) error {
@ -1791,52 +1804,63 @@ func (s *SQLiteStmt) bind(args []namedValue) error {
return s.c.lastError()
}
bindIndices := make([][3]int, len(args))
prefixes := []string{":", "@", "$"}
for i, v := range args {
bindIndices[i][0] = args[i].Ordinal
if v.Name != "" {
cname := C.CString(":" + v.Name)
args[i].Ordinal = int(C.sqlite3_bind_parameter_index(s.s, cname))
C.free(unsafe.Pointer(cname))
for j := range prefixes {
cname := C.CString(prefixes[j] + v.Name)
bindIndices[i][j] = int(C.sqlite3_bind_parameter_index(s.s, cname))
C.free(unsafe.Pointer(cname))
}
args[i].Ordinal = bindIndices[i][0]
}
}
for _, arg := range args {
n := C.int(arg.Ordinal)
switch v := arg.Value.(type) {
case nil:
rv = C.sqlite3_bind_null(s.s, n)
case string:
if len(v) == 0 {
rv = C._sqlite3_bind_text(s.s, n, (*C.char)(unsafe.Pointer(&placeHolder[0])), C.int(0))
} else {
b := []byte(v)
for i, arg := range args {
for j := range bindIndices[i] {
if bindIndices[i][j] == 0 {
continue
}
n := C.int(bindIndices[i][j])
switch v := arg.Value.(type) {
case nil:
rv = C.sqlite3_bind_null(s.s, n)
case string:
if len(v) == 0 {
rv = C._sqlite3_bind_text(s.s, n, (*C.char)(unsafe.Pointer(&placeHolder[0])), C.int(0))
} else {
b := []byte(v)
rv = C._sqlite3_bind_text(s.s, n, (*C.char)(unsafe.Pointer(&b[0])), C.int(len(b)))
}
case int64:
rv = C.sqlite3_bind_int64(s.s, n, C.sqlite3_int64(v))
case bool:
if v {
rv = C.sqlite3_bind_int(s.s, n, 1)
} else {
rv = C.sqlite3_bind_int(s.s, n, 0)
}
case float64:
rv = C.sqlite3_bind_double(s.s, n, C.double(v))
case []byte:
if v == nil {
rv = C.sqlite3_bind_null(s.s, n)
} else {
ln := len(v)
if ln == 0 {
v = placeHolder
}
rv = C._sqlite3_bind_blob(s.s, n, unsafe.Pointer(&v[0]), C.int(ln))
}
case time.Time:
b := []byte(v.Format(SQLiteTimestampFormats[0]))
rv = C._sqlite3_bind_text(s.s, n, (*C.char)(unsafe.Pointer(&b[0])), C.int(len(b)))
}
case int64:
rv = C.sqlite3_bind_int64(s.s, n, C.sqlite3_int64(v))
case bool:
if v {
rv = C.sqlite3_bind_int(s.s, n, 1)
} else {
rv = C.sqlite3_bind_int(s.s, n, 0)
if rv != C.SQLITE_OK {
return s.c.lastError()
}
case float64:
rv = C.sqlite3_bind_double(s.s, n, C.double(v))
case []byte:
if v == nil {
rv = C.sqlite3_bind_null(s.s, n)
} else {
ln := len(v)
if ln == 0 {
v = placeHolder
}
rv = C._sqlite3_bind_blob(s.s, n, unsafe.Pointer(&v[0]), C.int(ln))
}
case time.Time:
b := []byte(v.Format(SQLiteTimestampFormats[0]))
rv = C._sqlite3_bind_text(s.s, n, (*C.char)(unsafe.Pointer(&b[0])), C.int(len(b)))
}
if rv != C.SQLITE_OK {
return s.c.lastError()
}
}
return nil