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directive_location.go
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directive_location.go
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//go:generate stringer -type=DirectiveLocation -output directive_location_string.go
package ast
import (
"fmt"
"github.com/TykTechnologies/graphql-go-tools/v2/internal/pkg/unsafebytes"
"github.com/TykTechnologies/graphql-go-tools/v2/pkg/lexer/literal"
)
type DirectiveLocation int
const (
DirectiveLocationUnknown DirectiveLocation = iota
ExecutableDirectiveLocationQuery
ExecutableDirectiveLocationMutation
ExecutableDirectiveLocationSubscription
ExecutableDirectiveLocationField
ExecutableDirectiveLocationFragmentDefinition
ExecutableDirectiveLocationFragmentSpread
ExecutableDirectiveLocationInlineFragment
ExecutableDirectiveLocationVariableDefinition
TypeSystemDirectiveLocationSchema
TypeSystemDirectiveLocationScalar
TypeSystemDirectiveLocationObject
TypeSystemDirectiveLocationFieldDefinition
TypeSystemDirectiveLocationArgumentDefinition
TypeSystemDirectiveLocationInterface
TypeSystemDirectiveLocationUnion
TypeSystemDirectiveLocationEnum
TypeSystemDirectiveLocationEnumValue
TypeSystemDirectiveLocationInputObject
TypeSystemDirectiveLocationInputFieldDefinition
)
var (
locations = map[string]DirectiveLocation{
"QUERY": ExecutableDirectiveLocationQuery,
"MUTATION": ExecutableDirectiveLocationMutation,
"SUBSCRIPTION": ExecutableDirectiveLocationSubscription,
"FIELD": ExecutableDirectiveLocationField,
"FRAGMENT_DEFINITION": ExecutableDirectiveLocationFragmentDefinition,
"FRAGMENT_SPREAD": ExecutableDirectiveLocationFragmentSpread,
"INLINE_FRAGMENT": ExecutableDirectiveLocationInlineFragment,
"VARIABLE_DEFINITION": ExecutableDirectiveLocationVariableDefinition,
"SCHEMA": TypeSystemDirectiveLocationSchema,
"SCALAR": TypeSystemDirectiveLocationScalar,
"OBJECT": TypeSystemDirectiveLocationObject,
"FIELD_DEFINITION": TypeSystemDirectiveLocationFieldDefinition,
"ARGUMENT_DEFINITION": TypeSystemDirectiveLocationArgumentDefinition,
"INTERFACE": TypeSystemDirectiveLocationInterface,
"UNION": TypeSystemDirectiveLocationUnion,
"ENUM": TypeSystemDirectiveLocationEnum,
"ENUM_VALUE": TypeSystemDirectiveLocationEnumValue,
"INPUT_OBJECT": TypeSystemDirectiveLocationInputObject,
"INPUT_FIELD_DEFINITION": TypeSystemDirectiveLocationInputFieldDefinition,
}
)
type DirectiveLocations struct {
storage [20]bool
}
func (d *DirectiveLocations) Get(location DirectiveLocation) bool {
return d.storage[location]
}
func (d *DirectiveLocations) Set(location DirectiveLocation) {
d.storage[location] = true
}
func (d *DirectiveLocations) Unset(location DirectiveLocation) {
d.storage[location] = false
}
func (d *DirectiveLocations) Iterable() DirectiveLocationIterable {
return DirectiveLocationIterable{
locations: *d,
}
}
func (d *DirectiveLocations) SetFromRaw(bytes []byte) error {
location, exists := locations[string(bytes)]
if !exists {
return fmt.Errorf("invalid directive location: %s", string(bytes))
}
d.Set(location)
return nil
}
type DirectiveLocationIterable struct {
locations DirectiveLocations
current DirectiveLocation
}
func (d *DirectiveLocationIterable) Next() bool {
for i := d.current + 1; i < 20; i++ {
if d.locations.storage[i] {
d.current = i
return true
}
}
return false
}
func (d *DirectiveLocationIterable) Value() DirectiveLocation {
return d.current
}
func (d DirectiveLocation) LiteralBytes() ByteSlice {
switch d {
case ExecutableDirectiveLocationQuery:
return literal.LocationQuery
case ExecutableDirectiveLocationMutation:
return literal.LocationMutation
case ExecutableDirectiveLocationSubscription:
return literal.LocationSubscription
case ExecutableDirectiveLocationField:
return literal.LocationField
case ExecutableDirectiveLocationFragmentDefinition:
return literal.LocationFragmentDefinition
case ExecutableDirectiveLocationFragmentSpread:
return literal.LocationFragmentSpread
case ExecutableDirectiveLocationInlineFragment:
return literal.LocationInlineFragment
case ExecutableDirectiveLocationVariableDefinition:
return literal.LocationVariableDefinition
case TypeSystemDirectiveLocationSchema:
return literal.LocationSchema
case TypeSystemDirectiveLocationScalar:
return literal.LocationScalar
case TypeSystemDirectiveLocationObject:
return literal.LocationObject
case TypeSystemDirectiveLocationFieldDefinition:
return literal.LocationFieldDefinition
case TypeSystemDirectiveLocationArgumentDefinition:
return literal.LocationArgumentDefinition
case TypeSystemDirectiveLocationInterface:
return literal.LocationInterface
case TypeSystemDirectiveLocationUnion:
return literal.LocationUnion
case TypeSystemDirectiveLocationEnum:
return literal.LocationEnum
case TypeSystemDirectiveLocationEnumValue:
return literal.LocationEnumValue
case TypeSystemDirectiveLocationInputObject:
return literal.LocationInputObject
case TypeSystemDirectiveLocationInputFieldDefinition:
return literal.LocationInputFieldDefinition
default:
return nil
}
}
func (d DirectiveLocation) LiteralString() string {
return unsafebytes.BytesToString(d.LiteralBytes())
}