Struct FieldResolver 

pub struct FieldResolver { /* private fields */ }

Per-table field name resolver.

Implementations

impl FieldResolver

pub fn new() -> Self

pub fn register_field( &self, definition: impl Into<FieldDefinition>, ) -> Result<FieldId>

pub fn field_id(&self, name: &str) -> Option<FieldId>

pub fn field_name(&self, id: FieldId) -> Option<String>

pub fn field_exists(&self, name: &str) -> bool

pub fn field_count(&self) -> usize

pub fn field_names(&self) -> Vec<String>

pub fn field_constraints(&self, id: FieldId) -> Option<FieldConstraints>

pub fn field_constraints_by_name(&self, name: &str) -> Option<FieldConstraints>

pub fn set_field_unique(&self, name: &str, unique: bool) -> Result<()>

pub fn rename_field(&self, old_name: &str, new_name: &str) -> Result<()>

pub fn field_info(&self, id: FieldId) -> Option<FieldInfo>

pub fn field_info_by_name(&self, name: &str) -> Option<FieldInfo>

pub fn export_state(&self) -> FieldResolverState

pub fn from_state(state: FieldResolverState) -> Result<Self>

Trait Implementations

impl Clone for FieldResolver

fn clone(&self) -> FieldResolver

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for FieldResolver

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

Formats the value using the given formatter.

impl Default for FieldResolver

fn default() -> Self

Returns the “default value” for a type.