Initial commit

This commit is contained in:
eleksir
2025-05-08 18:12:52 +03:00
commit b21e3c84c0
1553 changed files with 649819 additions and 0 deletions

View File

@@ -0,0 +1,36 @@
package attribute
type Builder struct {
Key string
Value Value
}
// String returns a Builder for a string value.
func String(key, value string) Builder {
return Builder{key, StringValue(value)}
}
// Int64 returns a Builder for an int64.
func Int64(key string, value int64) Builder {
return Builder{key, Int64Value(value)}
}
// Int returns a Builder for an int64.
func Int(key string, value int) Builder {
return Builder{key, IntValue(value)}
}
// Float64 returns a Builder for a float64.
func Float64(key string, v float64) Builder {
return Builder{key, Float64Value(v)}
}
// Bool returns a Builder for a boolean.
func Bool(key string, v bool) Builder {
return Builder{key, BoolValue(v)}
}
// Valid checks for valid key and type.
func (b *Builder) Valid() bool {
return len(b.Key) > 0 && b.Value.Type() != INVALID
}

View File

@@ -0,0 +1,49 @@
// Copied from https://github.com/open-telemetry/opentelemetry-go/blob/cc43e01c27892252aac9a8f20da28cdde957a289/attribute/rawhelpers.go
// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package attribute
import (
"math"
)
func boolToRaw(b bool) uint64 { // b is not a control flag.
if b {
return 1
}
return 0
}
func rawToBool(r uint64) bool {
return r != 0
}
func int64ToRaw(i int64) uint64 {
// Assumes original was a valid int64 (overflow not checked).
return uint64(i) // nolint: gosec
}
func rawToInt64(r uint64) int64 {
// Assumes original was a valid int64 (overflow not checked).
return int64(r) // nolint: gosec
}
func float64ToRaw(f float64) uint64 {
return math.Float64bits(f)
}
func rawToFloat64(r uint64) float64 {
return math.Float64frombits(r)
}

View File

@@ -0,0 +1,170 @@
// Adapted from https://github.com/open-telemetry/opentelemetry-go/blob/cc43e01c27892252aac9a8f20da28cdde957a289/attribute/value.go
//
// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package attribute
import (
"encoding/json"
"fmt"
"strconv"
)
// Type describes the type of the data Value holds.
type Type int // redefines builtin Type.
// Value represents the value part in key-value pairs.
type Value struct {
vtype Type
numeric uint64
stringly string
}
const (
// INVALID is used for a Value with no value set.
INVALID Type = iota
// BOOL is a boolean Type Value.
BOOL
// INT64 is a 64-bit signed integral Type Value.
INT64
// FLOAT64 is a 64-bit floating point Type Value.
FLOAT64
// STRING is a string Type Value.
STRING
)
// BoolValue creates a BOOL Value.
func BoolValue(v bool) Value {
return Value{
vtype: BOOL,
numeric: boolToRaw(v),
}
}
// IntValue creates an INT64 Value.
func IntValue(v int) Value {
return Int64Value(int64(v))
}
// Int64Value creates an INT64 Value.
func Int64Value(v int64) Value {
return Value{
vtype: INT64,
numeric: int64ToRaw(v),
}
}
// Float64Value creates a FLOAT64 Value.
func Float64Value(v float64) Value {
return Value{
vtype: FLOAT64,
numeric: float64ToRaw(v),
}
}
// StringValue creates a STRING Value.
func StringValue(v string) Value {
return Value{
vtype: STRING,
stringly: v,
}
}
// Type returns a type of the Value.
func (v Value) Type() Type {
return v.vtype
}
// AsBool returns the bool value. Make sure that the Value's type is
// BOOL.
func (v Value) AsBool() bool {
return rawToBool(v.numeric)
}
// AsInt64 returns the int64 value. Make sure that the Value's type is
// INT64.
func (v Value) AsInt64() int64 {
return rawToInt64(v.numeric)
}
// AsFloat64 returns the float64 value. Make sure that the Value's
// type is FLOAT64.
func (v Value) AsFloat64() float64 {
return rawToFloat64(v.numeric)
}
// AsString returns the string value. Make sure that the Value's type
// is STRING.
func (v Value) AsString() string {
return v.stringly
}
type unknownValueType struct{}
// AsInterface returns Value's data as interface{}.
func (v Value) AsInterface() interface{} {
switch v.Type() {
case BOOL:
return v.AsBool()
case INT64:
return v.AsInt64()
case FLOAT64:
return v.AsFloat64()
case STRING:
return v.stringly
}
return unknownValueType{}
}
// String returns a string representation of Value's data.
func (v Value) String() string {
switch v.Type() {
case BOOL:
return strconv.FormatBool(v.AsBool())
case INT64:
return strconv.FormatInt(v.AsInt64(), 10)
case FLOAT64:
return fmt.Sprint(v.AsFloat64())
case STRING:
return v.stringly
default:
return "unknown"
}
}
// MarshalJSON returns the JSON encoding of the Value.
func (v Value) MarshalJSON() ([]byte, error) {
var jsonVal struct {
Type string
Value interface{}
}
jsonVal.Type = v.Type().String()
jsonVal.Value = v.AsInterface()
return json.Marshal(jsonVal)
}
func (t Type) String() string {
switch t {
case BOOL:
return "bool"
case INT64:
return "int64"
case FLOAT64:
return "float64"
case STRING:
return "string"
}
return "invalid"
}