Struct ProjectState 

pub struct ProjectState {
    pub models: BTreeMap<String, ModelState>,
}

The whole project’s managed schema.

Fields

models: BTreeMap<String, ModelState>

Models keyed by ModelState::name.

Implementations

impl ProjectState

pub fn new() -> Self

Empty project.

pub fn from_metas(metas: &[&ModelMeta]) -> Self

Build from compiled metadata, synthesizing auto M2M join tables.

pub fn model(&self, name: &str) -> Option<&ModelState>

Model by name.

pub fn model_mut(&mut self, name: &str) -> Option<&mut ModelState>

Mutable model by name.

pub fn model_for_table(&self, table: &str) -> Option<&ModelState>

Model whose table is table.

pub fn require(&self, name: &str) -> Result<&ModelState, MigrationError>

Model named name, or a MigrationError::State.

pub fn require_mut( &mut self, name: &str, ) -> Result<&mut ModelState, MigrationError>

Mutable model named name, or a MigrationError::State.

Trait Implementations

impl Clone for ProjectState

fn clone(&self) -> ProjectState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ProjectState

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

Formats the value using the given formatter.

impl Default for ProjectState

fn default() -> ProjectState

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for ProjectState

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl PartialEq for ProjectState

fn eq(&self, other: &ProjectState) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for ProjectState

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

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for ProjectState