// Copyright The OpenTelemetry Authors
// SPDX-License-Identifier: Apache-2.0

package attribute // import "go.opentelemetry.io/otel/attribute"

// Key represents the key part in key-value pairs. It's a string. The
// allowed character set in the key depends on the use of the key.
type Key string

// Bool creates a KeyValue instance with a BOOL Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Bool(name, value).
func ( Key) ( bool) KeyValue {
	return KeyValue{
		Key:   ,
		Value: BoolValue(),
	}
}

// BoolSlice creates a KeyValue instance with a BOOLSLICE Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- BoolSlice(name, value).
func ( Key) ( []bool) KeyValue {
	return KeyValue{
		Key:   ,
		Value: BoolSliceValue(),
	}
}

// Int creates a KeyValue instance with an INT64 Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Int(name, value).
func ( Key) ( int) KeyValue {
	return KeyValue{
		Key:   ,
		Value: IntValue(),
	}
}

// IntSlice creates a KeyValue instance with an INT64SLICE Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- IntSlice(name, value).
func ( Key) ( []int) KeyValue {
	return KeyValue{
		Key:   ,
		Value: IntSliceValue(),
	}
}

// Int64 creates a KeyValue instance with an INT64 Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Int64(name, value).
func ( Key) ( int64) KeyValue {
	return KeyValue{
		Key:   ,
		Value: Int64Value(),
	}
}

// Int64Slice creates a KeyValue instance with an INT64SLICE Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Int64Slice(name, value).
func ( Key) ( []int64) KeyValue {
	return KeyValue{
		Key:   ,
		Value: Int64SliceValue(),
	}
}

// Float64 creates a KeyValue instance with a FLOAT64 Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Float64(name, value).
func ( Key) ( float64) KeyValue {
	return KeyValue{
		Key:   ,
		Value: Float64Value(),
	}
}

// Float64Slice creates a KeyValue instance with a FLOAT64SLICE Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- Float64(name, value).
func ( Key) ( []float64) KeyValue {
	return KeyValue{
		Key:   ,
		Value: Float64SliceValue(),
	}
}

// String creates a KeyValue instance with a STRING Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- String(name, value).
func ( Key) ( string) KeyValue {
	return KeyValue{
		Key:   ,
		Value: StringValue(),
	}
}

// StringSlice creates a KeyValue instance with a STRINGSLICE Value.
//
// If creating both a key and value at the same time, use the provided
// convenience function instead -- StringSlice(name, value).
func ( Key) ( []string) KeyValue {
	return KeyValue{
		Key:   ,
		Value: StringSliceValue(),
	}
}

// Defined reports whether the key is not empty.
func ( Key) () bool {
	return len() != 0
}