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fn main() {
let foo = "";
let bar = "";
format!(); //~ ERROR requires at least a format string argument
format!(struct); //~ ERROR expected expression
format!("s", name =); //~ ERROR expected expression
format!(
"s {foo} {} {}",
foo = foo,
bar, //~ ERROR positional arguments cannot follow named arguments
);
format!("s {foo}", foo = struct); //~ ERROR expected expression
format!("s", struct); //~ ERROR expected expression
// This error should come after parsing errors to ensure they are non-fatal.
format!(123); //~ ERROR format argument must be a string literal
}
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