Struct CaseExprBuilder 

pub struct CaseExprBuilder { /* private fields */ }

Builder for CASE expressions.

Implementations

impl CaseExprBuilder

pub fn when<C, R>(self, condition: C, result: R) -> Self

where C: Into<SimpleExpr>, R: Into<SimpleExpr>,

Add a WHEN clause.

pub fn else_result<E>(self, result: E) -> Expr

where E: Into<SimpleExpr>,

Set the ELSE clause and return the built Expr.

pub fn build(self) -> Expr

Build the CASE expression without an ELSE clause.

Trait Implementations

impl Clone for CaseExprBuilder

fn clone(&self) -> CaseExprBuilder

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CaseExprBuilder

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

Formats the value using the given formatter.