Macro qname

macro_rules! qname {
    ( $n:expr ) => { ... };
    ( $n:expr, $( $x:expr ),* ) => { ... };
    ( $n:expr; $a:expr ) => { ... };
    ( $n:expr, $( $x:expr ),*; $a:expr ) => { ... };
}

Make quoted name of identifier.

Examples

#[macro_use] extern crate sql_builder;
use sql_builder::{SqlBuilder, SqlName};

let sql = SqlBuilder::select_from(qname!("public", "BOOKS"; "b"))
    .field(qname!("b", "title"))
    .field(qname!("s", "total"))
    .left()
    .join(qname!("shops"; "s"))
    .on_eq(qname!("b", "id"), qname!("s", "book"))
    .sql()?;

assert_eq!("SELECT 'b'.'title', 's'.'total' FROM 'public'.'BOOKS' AS b LEFT JOIN 'shops' AS s ON 'b'.'id' = 's'.'book';", &sql);