diff options
Diffstat (limited to 'vendor/github.com/ncruces/go-sqlite3/internal/util')
| -rw-r--r-- | vendor/github.com/ncruces/go-sqlite3/internal/util/json.go | 2 | ||||
| -rw-r--r-- | vendor/github.com/ncruces/go-sqlite3/internal/util/json_v2.go | 52 |
2 files changed, 54 insertions, 0 deletions
diff --git a/vendor/github.com/ncruces/go-sqlite3/internal/util/json.go b/vendor/github.com/ncruces/go-sqlite3/internal/util/json.go index 846237405..f582734cf 100644 --- a/vendor/github.com/ncruces/go-sqlite3/internal/util/json.go +++ b/vendor/github.com/ncruces/go-sqlite3/internal/util/json.go @@ -1,3 +1,5 @@ +//go:build !goexperiment.jsonv2 + package util import ( diff --git a/vendor/github.com/ncruces/go-sqlite3/internal/util/json_v2.go b/vendor/github.com/ncruces/go-sqlite3/internal/util/json_v2.go new file mode 100644 index 000000000..2fb052233 --- /dev/null +++ b/vendor/github.com/ncruces/go-sqlite3/internal/util/json_v2.go @@ -0,0 +1,52 @@ +//go:build goexperiment.jsonv2 + +package util + +import ( + "encoding/json/v2" + "math" + "strconv" + "time" + "unsafe" +) + +type JSON struct{ Value any } + +func (j JSON) Scan(value any) error { + var buf []byte + + switch v := value.(type) { + case []byte: + buf = v + case string: + buf = unsafe.Slice(unsafe.StringData(v), len(v)) + case int64: + buf = strconv.AppendInt(nil, v, 10) + case float64: + buf = AppendNumber(nil, v) + case time.Time: + buf = append(buf, '"') + buf = v.AppendFormat(buf, time.RFC3339Nano) + buf = append(buf, '"') + case nil: + buf = []byte("null") + default: + panic(AssertErr()) + } + + return json.Unmarshal(buf, j.Value) +} + +func AppendNumber(dst []byte, f float64) []byte { + switch { + case math.IsNaN(f): + dst = append(dst, "null"...) + case math.IsInf(f, 1): + dst = append(dst, "9.0e999"...) + case math.IsInf(f, -1): + dst = append(dst, "-9.0e999"...) + default: + return strconv.AppendFloat(dst, f, 'g', -1, 64) + } + return dst +} |
