Struct FieldTypeDescription 

pub struct FieldTypeDescription {
    pub type_id: u8,
    pub capacity: u64,
    pub string_capacity: u64,
    pub nested_type_name: String,
}

Field type description with type ID

Matches type_description_interfaces/msg/FieldType

Fields

type_id: u8

Type ID (1-166, see TypeId constants)

capacity: u64

Array/sequence capacity (0 for single values and unbounded sequences)

string_capacity: u64

String capacity for bounded strings (0 otherwise)

nested_type_name: String

Nested type name (empty for primitives)

Implementations

impl FieldTypeDescription

pub fn primitive(type_id: u8) -> Self

Create a primitive type description

pub fn nested(type_id: u8, nested_type_name: impl Into<String>) -> Self

Create a nested type description

pub fn array(type_id: u8, capacity: u64) -> Self

Create an array type description

pub fn nested_array( type_id: u8, capacity: u64, nested_type_name: impl Into<String>, ) -> Self

Create a nested array type description

Trait Implementations

impl Clone for FieldTypeDescription

fn clone(&self) -> FieldTypeDescription

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for FieldTypeDescription

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for FieldTypeDescription

fn default() -> FieldTypeDescription

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for FieldTypeDescription

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for FieldTypeDescription

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.