pcommon

package
v0.59.0 Latest Latest
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 Go to latest Published: Aug 31, 2022 License: Apache-2.0 Imports: 13 Imported by: 684

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Index

Constants

This section is empty.

Variables

View Source 
var EmptySpanID = NewSpanID([8]byte{})

EmptySpanID represents the empty (all zero bytes) SpanID.

View Source 
var EmptyTraceID = NewTraceID([16]byte{})

EmptyTraceID represents the empty (all zero bytes) TraceID.

Functions

This section is empty.

Types

type ImmutableByteSlice added in v0.54.0 

type ImmutableByteSlice internal.ImmutableByteSlice

ImmutableByteSlice represents a []byte slice that cannot be mutated. The instance of ImmutableByteSlice can be assigned to multiple objects since it's immutable.

func NewImmutableByteSlice added in v0.54.0 

func NewImmutableByteSlice(orig []byte) ImmutableByteSlice

NewImmutableByteSlice creates a new ImmutableByteSlice by copying the provided []byte slice.

func (ImmutableByteSlice) AsRaw added in v0.59.0 

func (ms ImmutableByteSlice) AsRaw() []byte

AsRaw returns a copy of the []byte slice.

func (ImmutableByteSlice) At added in v0.59.0 

func (ms ImmutableByteSlice) At(i int) byte

At returns an item from particular index.

func (ImmutableByteSlice) Len added in v0.59.0 

func (ms ImmutableByteSlice) Len() int

Len returns length of the []byte slice value.

type ImmutableFloat64Slice added in v0.54.0 

type ImmutableFloat64Slice internal.ImmutableFloat64Slice

ImmutableFloat64Slice represents a []float64 slice that cannot be mutated. The instance of ImmutableFloat64Slice can be assigned to multiple objects since it's immutable.

func NewImmutableFloat64Slice added in v0.54.0 

func NewImmutableFloat64Slice(orig []float64) ImmutableFloat64Slice

NewImmutableFloat64Slice creates a new ImmutableFloat64Slice by copying the provided []float64 slice.

func (ImmutableFloat64Slice) AsRaw added in v0.59.0 

func (ms ImmutableFloat64Slice) AsRaw() []float64

AsRaw returns a copy of the []float64 slice.

func (ImmutableFloat64Slice) At added in v0.59.0 

func (ms ImmutableFloat64Slice) At(i int) float64

At returns an item from particular index.

func (ImmutableFloat64Slice) Len added in v0.59.0 

func (ms ImmutableFloat64Slice) Len() int

Len returns length of the []float64 slice value.

type ImmutableUInt64Slice added in v0.54.0 

type ImmutableUInt64Slice internal.ImmutableUInt64Slice

ImmutableUInt64Slice represents a []uint64 slice that cannot be mutated. The instance of ImmutableUInt64Slice can be assigned to multiple objects since it's immutable.

func NewImmutableUInt64Slice added in v0.54.0 

func NewImmutableUInt64Slice(orig []uint64) ImmutableUInt64Slice

NewImmutableUInt64Slice creates a new ImmutableUInt64Slice by copying the provided []uint64 slice.

func (ImmutableUInt64Slice) AsRaw added in v0.59.0 

func (ms ImmutableUInt64Slice) AsRaw() []uint64

AsRaw returns a copy of the []uint64 slice.

func (ImmutableUInt64Slice) At added in v0.59.0 

func (ms ImmutableUInt64Slice) At(i int) uint64

At returns an item from particular index.

func (ImmutableUInt64Slice) Len added in v0.59.0 

func (ms ImmutableUInt64Slice) Len() int

Len returns length of the []uint64 slice value.

type InstrumentationScope 

type InstrumentationScope internal.InstrumentationScope

func NewInstrumentationScope 

func NewInstrumentationScope() InstrumentationScope

NewInstrumentationScope creates a new empty InstrumentationScope.

This must be used only in testing code. Users should use "AppendEmpty" when part of a Slice, OR directly access the member if this is embedded in another struct.

func (InstrumentationScope) Attributes added in v0.59.0 

func (ms InstrumentationScope) Attributes() Map

Attributes returns the Attributes associated with this InstrumentationScope.

func (InstrumentationScope) CopyTo added in v0.59.0 

func (ms InstrumentationScope) CopyTo(dest InstrumentationScope)

CopyTo copies all properties from the current struct to the dest.

func (InstrumentationScope) DroppedAttributesCount added in v0.59.0 

func (ms InstrumentationScope) DroppedAttributesCount() uint32

DroppedAttributesCount returns the droppedattributescount associated with this InstrumentationScope.

func (InstrumentationScope) MoveTo added in v0.59.0 

func (ms InstrumentationScope) MoveTo(dest InstrumentationScope)

MoveTo moves all properties from the current struct to dest resetting the current instance to its zero value

func (InstrumentationScope) Name added in v0.59.0 

func (ms InstrumentationScope) Name() string

Name returns the name associated with this InstrumentationScope.

func (InstrumentationScope) SetDroppedAttributesCount added in v0.59.0 

func (ms InstrumentationScope) SetDroppedAttributesCount(v uint32)

SetDroppedAttributesCount replaces the droppedattributescount associated with this InstrumentationScope.

func (InstrumentationScope) SetName added in v0.59.0 

func (ms InstrumentationScope) SetName(v string)

SetName replaces the name associated with this InstrumentationScope.

func (InstrumentationScope) SetVersion added in v0.59.0 

func (ms InstrumentationScope) SetVersion(v string)

SetVersion replaces the version associated with this InstrumentationScope.

func (InstrumentationScope) Version added in v0.59.0 

func (ms InstrumentationScope) Version() string

Version returns the version associated with this InstrumentationScope.

type Map 

type Map internal.Map

Map stores a map of string keys to elements of Value type.

func NewMap 

func NewMap() Map

NewMap creates a Map with 0 elements.

func NewMapFromRaw 

func NewMapFromRaw(rawMap map[string]interface{}) Map

NewMapFromRaw creates a Map with values from the given map[string]interface{}.

func (Map) AsRaw added in v0.59.0 

func (m Map) AsRaw() map[string]interface{}

AsRaw converts an OTLP Map to a standard go map

func (Map) Clear added in v0.59.0 

func (m Map) Clear()

Clear erases any existing entries in this Map instance.

func (Map) CopyTo added in v0.59.0 

func (m Map) CopyTo(dest Map)

CopyTo copies all elements from the current map to the dest.

func (Map) EnsureCapacity added in v0.59.0 

func (m Map) EnsureCapacity(capacity int)

EnsureCapacity increases the capacity of this Map instance, if necessary, to ensure that it can hold at least the number of elements specified by the capacity argument.

func (Map) Get added in v0.59.0 

func (m Map) Get(key string) (Value, bool)

Get returns the Value associated with the key and true. Returned Value is not a copy, it is a reference to the value stored in this map. It is allowed to modify the returned value using Value.Set* functions. Such modification will be applied to the value stored in this map.

If the key does not exist returns an invalid instance of the KeyValue and false. Calling any functions on the returned invalid instance will cause a panic.

func (Map) Insert added in v0.59.0 

func (m Map) Insert(k string, v Value)

Insert adds the Value to the map when the key does not exist. No action is applied to the map where the key already exists.

Calling this function with a zero-initialized Value struct will cause a panic.

Important: this function should not be used if the caller has access to the raw value to avoid an extra allocation.

NOTE: The method will be deprecated in 0.60.0. Replace it with the following function calls: For primitive types, use Insert<Type> methods, e.g. InsertString. For complex and unknown types, use: 

_, ok := m.Get(k)
if !ok {
	v.CopyTo(m.UpsertEmpty(k)) // or use m.UpsertEmpty<Type> for complex types.
}

func (Map) InsertBool added in v0.59.0 

func (m Map) InsertBool(k string, v bool)

InsertBool adds the bool Value to the map when the key does not exist. No action is applied to the map where the key already exists.

func (Map) InsertBytes added in v0.59.0 

func (m Map) InsertBytes(k string, v ImmutableByteSlice)

InsertBytes adds the ImmutableByteSlice Value to the map when the key does not exist. No action is applied to the map where the key already exists.

func (Map) InsertDouble added in v0.59.0 

func (m Map) InsertDouble(k string, v float64)

InsertDouble adds the double Value to the map when the key does not exist. No action is applied to the map where the key already exists.

func (Map) InsertInt added in v0.59.0 

func (m Map) InsertInt(k string, v int64)

InsertInt adds the int Value to the map when the key does not exist. No action is applied to the map where the key already exists.

func (Map) InsertNull added in v0.59.0 

func (m Map) InsertNull(k string)

InsertNull adds a null Value to the map when the key does not exist. No action is applied to the map where the key already exists. Deprecated: [0.59.0] Use Get and UpsertEmpty instead.

func (Map) InsertString added in v0.59.0 

func (m Map) InsertString(k string, v string)

InsertString adds the string Value to the map when the key does not exist. No action is applied to the map where the key already exists.

func (Map) Len added in v0.59.0 

func (m Map) Len() int

Len returns the length of this map.

Because the Map is represented internally by a slice of pointers, and the data are comping from the wire, it is possible that when iterating using "Range" to get access to fewer elements because nil elements are skipped.

func (Map) Range added in v0.59.0 

func (m Map) Range(f func(k string, v Value) bool)

Range calls f sequentially for each key and value present in the map. If f returns false, range stops the iteration.

Example: 

sm.Range(func(k string, v Value) bool {
    ...
})

func (Map) Remove added in v0.59.0 

func (m Map) Remove(key string) bool

Remove removes the entry associated with the key and returns true if the key was present in the map, otherwise returns false.

func (Map) RemoveIf added in v0.59.0 

func (m Map) RemoveIf(f func(string, Value) bool)

RemoveIf removes the entries for which the function in question returns true

func (Map) Sort added in v0.59.0 

func (m Map) Sort() Map

Sort sorts the entries in the Map so two instances can be compared. Returns the same instance to allow nicer code like: 

assert.EqualValues(t, expected.Sort(), actual.Sort())

func (Map) Update deprecated added in v0.59.0 

func (m Map) Update(k string, v Value)

Update updates an existing Value with a value. No action is applied to the map where the key does not exist.

Calling this function with a zero-initialized Value struct will cause a panic.

Important: this function should not be used if the caller has access to the raw value to avoid an extra allocation.

Deprecated: [0.59.0] Replace it with the following function calls: For primitive types, use Update<Type> methods, e.g. UpdateString. For complex and unknown types, use: 

toVal, ok := m.Get(k)
if ok {
	v.CopyTo(toVal) // or use m.UpsertEmpty<Type> for complex types.
}

func (Map) UpdateBool added in v0.59.0 

func (m Map) UpdateBool(k string, v bool)

UpdateBool updates an existing bool Value with a value. No action is applied to the map where the key does not exist.

func (Map) UpdateBytes added in v0.59.0 

func (m Map) UpdateBytes(k string, v ImmutableByteSlice)

UpdateBytes updates an existing ImmutableByteSlice Value with a value. No action is applied to the map where the key does not exist.

func (Map) UpdateDouble added in v0.59.0 

func (m Map) UpdateDouble(k string, v float64)

UpdateDouble updates an existing double Value with a value. No action is applied to the map where the key does not exist.

func (Map) UpdateInt added in v0.59.0 

func (m Map) UpdateInt(k string, v int64)

UpdateInt updates an existing int Value with a value. No action is applied to the map where the key does not exist.

func (Map) UpdateString added in v0.59.0 

func (m Map) UpdateString(k string, v string)

UpdateString updates an existing string Value with a value. No action is applied to the map where the key does not exist.

func (Map) Upsert deprecated added in v0.59.0 

func (m Map) Upsert(k string, v Value)

Upsert performs the Insert or Update action. The Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

Calling this function with a zero-initialized Value struct will cause a panic.

Important: this function should not be used if the caller has access to the raw value to avoid an extra allocation.

Deprecated: [0.59.0] Replace it with the following function calls: For primitive types, use Upsert<Type> methods, e.g. UpsertString. For complex types, use UpsertEmpty<Type> methods, e.g. UpsertEmptyMap, and fill it with the data. If you don't know the value type, replace it with v.CopyTo(m.UpsertEmpty()).

func (Map) UpsertBool added in v0.59.0 

func (m Map) UpsertBool(k string, v bool)

UpsertBool performs the Insert or Update action. The bool Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

func (Map) UpsertBytes added in v0.59.0 

func (m Map) UpsertBytes(k string, v ImmutableByteSlice)

UpsertBytes performs the Insert or Update action. The ImmutableByteSlice Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

func (Map) UpsertDouble added in v0.59.0 

func (m Map) UpsertDouble(k string, v float64)

UpsertDouble performs the Insert or Update action. The double Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

func (Map) UpsertEmpty added in v0.59.0 

func (m Map) UpsertEmpty(k string) Value

UpsertEmpty inserts or updates an empty value to the map under given key and return the updated/inserted value.

func (Map) UpsertEmptyMap added in v0.59.0 

func (m Map) UpsertEmptyMap(k string) Map

UpsertEmptyMap inserts or updates an empty map under given key and returns it.

func (Map) UpsertEmptySlice added in v0.59.0 

func (m Map) UpsertEmptySlice(k string) Slice

UpsertEmptySlice inserts or updates an empty clice under given key and returns it.

func (Map) UpsertInt added in v0.59.0 

func (m Map) UpsertInt(k string, v int64)

UpsertInt performs the Insert or Update action. The int Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

func (Map) UpsertString added in v0.59.0 

func (m Map) UpsertString(k string, v string)

UpsertString performs the Insert or Update action. The Value is inserted to the map that did not originally have the key. The key/value is updated to the map where the key already existed.

type Resource 

type Resource internal.Resource

func NewResource 

func NewResource() Resource

NewResource creates a new empty Resource.

This must be used only in testing code. Users should use "AppendEmpty" when part of a Slice, OR directly access the member if this is embedded in another struct.

func (Resource) Attributes added in v0.59.0 

func (ms Resource) Attributes() Map

Attributes returns the Attributes associated with this Resource.

func (Resource) CopyTo added in v0.59.0 

func (ms Resource) CopyTo(dest Resource)

CopyTo copies all properties from the current struct to the dest.

func (Resource) DroppedAttributesCount added in v0.59.0 

func (ms Resource) DroppedAttributesCount() uint32

DroppedAttributesCount returns the droppedattributescount associated with this Resource.

func (Resource) MoveTo added in v0.59.0 

func (ms Resource) MoveTo(dest Resource)

MoveTo moves all properties from the current struct to dest resetting the current instance to its zero value

func (Resource) SetDroppedAttributesCount added in v0.59.0 

func (ms Resource) SetDroppedAttributesCount(v uint32)

SetDroppedAttributesCount replaces the droppedattributescount associated with this Resource.

type Slice 

type Slice internal.Slice

Slice logically represents a slice of Value.

This is a reference type. If passed by value and callee modifies it, the caller will see the modification.

Must use NewSlice function to create new instances. Important: zero-initialized instance is not valid for use.

func NewSlice 

func NewSlice() Slice

NewSlice creates a Slice with 0 elements. Can use "EnsureCapacity" to initialize with a given capacity.

func NewSliceFromRaw added in v0.56.0 

func NewSliceFromRaw(rawSlice []interface{}) Slice

NewSliceFromRaw creates a Slice with values from the given []interface{}.

func (Slice) AppendEmpty added in v0.59.0 

func (es Slice) AppendEmpty() Value

AppendEmpty will append to the end of the slice an empty Value. It returns the newly added Value.

func (Slice) AsRaw added in v0.59.0 

func (es Slice) AsRaw() []interface{}

AsRaw converts the Slice to a standard go slice.

func (Slice) At added in v0.59.0 

func (es Slice) At(ix int) Value

At returns the element at the given index.

This function is used mostly for iterating over all the values in the slice: 

for i := 0; i < es.Len(); i++ {
    e := es.At(i)
    ... // Do something with the element
}

func (Slice) CopyTo added in v0.59.0 

func (es Slice) CopyTo(dest Slice)

CopyTo copies all elements from the current slice to the dest.

func (Slice) EnsureCapacity added in v0.59.0 

func (es Slice) EnsureCapacity(newCap int)

EnsureCapacity is an operation that ensures the slice has at least the specified capacity. 1. If the newCap <= cap then no change in capacity. 2. If the newCap > cap then the slice capacity will be expanded to equal newCap.

Here is how a new Slice can be initialized: 

es := NewSlice()
es.EnsureCapacity(4)
for i := 0; i < 4; i++ {
    e := es.AppendEmpty()
    // Here should set all the values for e.
}

func (Slice) Len added in v0.59.0 

func (es Slice) Len() int

Len returns the number of elements in the slice.

Returns "0" for a newly instance created with "NewSlice()".

func (Slice) MoveAndAppendTo added in v0.59.0 

func (es Slice) MoveAndAppendTo(dest Slice)

MoveAndAppendTo moves all elements from the current slice and appends them to the dest. The current slice will be cleared.

func (Slice) RemoveIf added in v0.59.0 

func (es Slice) RemoveIf(f func(Value) bool)

RemoveIf calls f sequentially for each element present in the slice. If f returns true, the element is removed from the slice.

type SpanID 

type SpanID struct {
	// contains filtered or unexported fields
}

SpanID is span identifier.

func InvalidSpanID deprecated 

func InvalidSpanID() SpanID

Deprecated: [v0.59.0] use EmptySpanID.

func NewSpanID 

func NewSpanID(bytes [8]byte) SpanID

NewSpanID returns a new SpanID from the given byte array.

func (SpanID) Bytes added in v0.59.0 

func (ms SpanID) Bytes() [8]byte

Bytes returns the byte array representation of the SpanID.

func (SpanID) HexString added in v0.59.0 

func (ms SpanID) HexString() string

HexString returns hex representation of the SpanID.

func (SpanID) IsEmpty added in v0.59.0 

func (ms SpanID) IsEmpty() bool

IsEmpty returns true if id doesn't contain at least one non-zero byte.

type Timestamp 

type Timestamp uint64

Timestamp is a time specified as UNIX Epoch time in nanoseconds since 1970-01-01 00:00:00 +0000 UTC.

func NewTimestampFromTime 

func NewTimestampFromTime(t time.Time) Timestamp

NewTimestampFromTime constructs a new Timestamp from the provided time.Time.

func (Timestamp) AsTime added in v0.59.0 

func (ts Timestamp) AsTime() time.Time

AsTime converts this to a time.Time.

func (Timestamp) String added in v0.59.0 

func (ts Timestamp) String() string

String returns the string representation of this in UTC.

type TraceID 

type TraceID struct {
	// contains filtered or unexported fields
}

TraceID is a trace identifier.

func InvalidTraceID deprecated 

func InvalidTraceID() TraceID

Deprecated: [v0.59.0] use EmptyTraceID.

func NewTraceID 

func NewTraceID(bytes [16]byte) TraceID

NewTraceID returns a new TraceID from the given byte array.

func (TraceID) Bytes added in v0.59.0 

func (ms TraceID) Bytes() [16]byte

Bytes returns the byte array representation of the TraceID.

func (TraceID) HexString added in v0.59.0 

func (ms TraceID) HexString() string

HexString returns hex representation of the TraceID.

func (TraceID) IsEmpty added in v0.59.0 

func (ms TraceID) IsEmpty() bool

IsEmpty returns true if id doesn't contain at least one non-zero byte.

type Value 

type Value internal.Value

Value is a mutable cell containing any value. Typically used as an element of Map or Slice. Must use one of NewValue+ functions below to create new instances.

Intended to be passed by value since internally it is just a pointer to actual value representation. For the same reason passing by value and calling setters will modify the original, e.g.: 

func f1(val Value) { val.SetIntVal(234) }
func f2() {
    v := NewValueString("a string")
    f1(v)
    _ := v.Type() // this will return ValueTypeInt
}

Important: zero-initialized instance is not valid for use. All Value functions below must be called only on instances that are created via NewValue+ functions.

func NewValueBool 

func NewValueBool(v bool) Value

NewValueBool creates a new Value with the given bool value.

func NewValueBytes 

func NewValueBytes(v ImmutableByteSlice) Value

NewValueBytes creates a new Value with the given ImmutableByteSlice value.

func NewValueDouble 

func NewValueDouble(v float64) Value

NewValueDouble creates a new Value with the given float64 value.

func NewValueEmpty 

func NewValueEmpty() Value

NewValueEmpty creates a new Value with an empty value.

func NewValueInt 

func NewValueInt(v int64) Value

NewValueInt creates a new Value with the given int64 value.

func NewValueMap 

func NewValueMap() Value

NewValueMap creates a new Value of map type.

func NewValueSlice 

func NewValueSlice() Value

NewValueSlice creates a new Value of array type.

func NewValueString 

func NewValueString(v string) Value

NewValueString creates a new Value with the given string value.

func (Value) AsString added in v0.59.0 

func (v Value) AsString() string

AsString converts an OTLP Value object of any type to its equivalent string representation. This differs from StringVal which only returns a non-empty value if the ValueType is ValueTypeString.

func (Value) BoolVal added in v0.59.0 

func (v Value) BoolVal() bool

BoolVal returns the bool value associated with this Value. If the Type() is not ValueTypeBool then returns false. Calling this function on zero-initialized Value will cause a panic.

func (Value) BytesVal added in v0.59.0 

func (v Value) BytesVal() ImmutableByteSlice

BytesVal returns the ImmutableByteSlice value associated with this Value. If the Type() is not ValueTypeBytes then returns an empty slice. Calling this function on zero-initialized Value will cause a panic.

func (Value) CopyTo added in v0.59.0 

func (v Value) CopyTo(dest Value)

CopyTo copies the attribute to a destination.

func (Value) DoubleVal added in v0.59.0 

func (v Value) DoubleVal() float64

DoubleVal returns the float64 value associated with this Value. If the Type() is not ValueTypeDouble then returns float64(0). Calling this function on zero-initialized Value will cause a panic.

func (Value) Equal added in v0.59.0 

func (v Value) Equal(av Value) bool

Equal checks for equality, it returns true if the objects are equal otherwise false.

func (Value) IntVal added in v0.59.0 

func (v Value) IntVal() int64

IntVal returns the int64 value associated with this Value. If the Type() is not ValueTypeInt then returns int64(0). Calling this function on zero-initialized Value will cause a panic.

func (Value) MapVal added in v0.59.0 

func (v Value) MapVal() Map

MapVal returns the map value associated with this Value. If the Type() is not ValueTypeMap then returns an invalid map. Note that using such map can cause panic.

Calling this function on zero-initialized Value will cause a panic.

func (Value) SetBoolVal added in v0.59.0 

func (v Value) SetBoolVal(bv bool)

SetBoolVal replaces the bool value associated with this Value, it also changes the type to be ValueTypeBool. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetBytesVal added in v0.59.0 

func (v Value) SetBytesVal(bv ImmutableByteSlice)

SetBytesVal replaces the ImmutableByteSlice value associated with this Value, it also changes the type to be ValueTypeBytes. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetDoubleVal added in v0.59.0 

func (v Value) SetDoubleVal(dv float64)

SetDoubleVal replaces the float64 value associated with this Value, it also changes the type to be ValueTypeDouble. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetEmptyMapVal added in v0.59.0 

func (v Value) SetEmptyMapVal() Map

SetEmptyMapVal sets value to an empty map and returns it. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetEmptySliceVal added in v0.59.0 

func (v Value) SetEmptySliceVal() Slice

SetEmptySliceVal sets value to an empty slice and returns it. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetIntVal added in v0.59.0 

func (v Value) SetIntVal(iv int64)

SetIntVal replaces the int64 value associated with this Value, it also changes the type to be ValueTypeInt. Calling this function on zero-initialized Value will cause a panic.

func (Value) SetStringVal added in v0.59.0 

func (v Value) SetStringVal(sv string)

SetStringVal replaces the string value associated with this Value, it also changes the type to be ValueTypeString. Calling this function on zero-initialized Value will cause a panic.

func (Value) SliceVal added in v0.59.0 

func (v Value) SliceVal() Slice

SliceVal returns the slice value associated with this Value. If the Type() is not ValueTypeSlice then returns an invalid slice. Note that using such slice can cause panic.

Calling this function on zero-initialized Value will cause a panic.

func (Value) StringVal added in v0.59.0 

func (v Value) StringVal() string

StringVal returns the string value associated with this Value. If the Type() is not ValueTypeString then returns empty string. Calling this function on zero-initialized Value will cause a panic.

func (Value) Type added in v0.59.0 

func (v Value) Type() ValueType

Type returns the type of the value for this Value. Calling this function on zero-initialized Value will cause a panic.

type ValueType 

type ValueType int32

ValueType specifies the type of Value. 

const (
	ValueTypeEmpty ValueType = iota
	ValueTypeString
	ValueTypeInt
	ValueTypeDouble
	ValueTypeBool
	ValueTypeMap
	ValueTypeSlice
	ValueTypeBytes
)

func (ValueType) String added in v0.59.0 

func (avt ValueType) String() string

String returns the string representation of the ValueType.

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