impl PartialEq for Foo {
$0fn eq(&self, other: &Self) -> bool {
- if core::mem::discriminant(self) == core::mem::discriminant(other) {
- match (self, other) {
- (Self::Bar(l0), Self::Bar(r0)) => l0 == r0,
- _ => true,
- }
- } else {
- false
+ match (self, other) {
+ (Self::Bar(l0), Self::Bar(r0)) => l0 == r0,
+ _ => core::mem::discriminant(self) == core::mem::discriminant(other),
}
}
}
impl PartialEq for Foo {
$0fn eq(&self, other: &Self) -> bool {
- if core::mem::discriminant(self) == core::mem::discriminant(other) {
- match (self, other) {
- (Self::Bar { bin: l_bin }, Self::Bar { bin: r_bin }) => l_bin == r_bin,
- (Self::Baz { qux: l_qux, fez: l_fez }, Self::Baz { qux: r_qux, fez: r_fez }) => l_qux == r_qux && l_fez == r_fez,
- _ => true,
- }
- } else {
- false
+ match (self, other) {
+ (Self::Bar { bin: l_bin }, Self::Bar { bin: r_bin }) => l_bin == r_bin,
+ (Self::Baz { qux: l_qux, fez: l_fez }, Self::Baz { qux: r_qux, fez: r_fez }) => l_qux == r_qux && l_fez == r_fez,
+ _ => core::mem::discriminant(self) == core::mem::discriminant(other),
}
}
}
}
}
- if !arms.is_empty() && case_count > arms.len() {
- let lhs = make::wildcard_pat().into();
- arms.push(make::match_arm(Some(lhs), None, make::expr_literal("true").into()));
- }
-
let expr = match arms.len() {
0 => eq_check,
_ => {
- let condition = make::condition(eq_check, None);
+ if case_count > arms.len() {
+ let lhs = make::wildcard_pat().into();
+ arms.push(make::match_arm(Some(lhs), None, eq_check));
+ }
let match_target = make::expr_tuple(vec![self_name, other_name]);
let list = make::match_arm_list(arms).indent(ast::edit::IndentLevel(1));
- let match_expr = Some(make::expr_match(match_target, list));
- let then_branch = make::block_expr(None, match_expr);
- let then_branch = then_branch.indent(ast::edit::IndentLevel(1));
-
- let else_branche = make::expr_literal("false");
- let else_branche = make::block_expr(None, Some(else_branche.into()))
- .indent(ast::edit::IndentLevel(1));
-
- make::expr_if(condition, then_branch, Some(else_branche.into()))
+ make::expr_match(match_target, list)
}
};