Struct CountingVisitor 

pub struct CountingVisitor {
    pub models: usize,
    pub enums: usize,
    pub fields: usize,
    pub datasources: usize,
    pub generators: usize,
}

Example visitor that counts nodes in the AST.

Fields

models: usize

Number of models.

enums: usize

Number of enums.

fields: usize

Number of fields.

datasources: usize

Number of datasources.

generators: usize

Number of generators.

Trait Implementations

impl Debug for CountingVisitor

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

Formats the value using the given formatter.

impl Default for CountingVisitor

fn default() -> CountingVisitor

Returns the “default value” for a type.

impl Visitor for CountingVisitor

fn visit_datasource(&mut self, datasource: &DatasourceDecl) -> Result<()>

Visit a datasource declaration.

fn visit_generator(&mut self, generator: &GeneratorDecl) -> Result<()>

Visit a generator declaration.

fn visit_model(&mut self, model: &ModelDecl) -> Result<()>

Visit a model declaration.

fn visit_enum(&mut self, enum_decl: &EnumDecl) -> Result<()>

Visit an enum declaration.

fn visit_field(&mut self, field: &FieldDecl) -> Result<()>

Visit a field declaration.

fn visit_schema(&mut self, schema: &Schema) -> Result<()>

Visit the entire schema.

fn visit_declaration(&mut self, decl: &Declaration) -> Result<()>

Visit a top-level declaration.

fn visit_enum_variant(&mut self, variant: &EnumVariant) -> Result<()>

Visit an enum variant.

fn visit_field_attribute(&mut self, attr: &FieldAttribute) -> Result<()>

Visit a field attribute.

fn visit_model_attribute(&mut self, attr: &ModelAttribute) -> Result<()>

Visit a model attribute.

fn visit_expr(&mut self, expr: &Expr) -> Result<()>

Visit an expression.

fn visit_config_field(&mut self, field: &ConfigField) -> Result<()>

Visit a configuration field.

fn visit_type_decl(&mut self, type_decl: &TypeDecl) -> Result<()>

Visit a composite type declaration.