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Constify ControlFlow methods without unstable bounds #148248

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Constify ControlFlow methods without unstable bounds #148248

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12 changes: 8 additions & 4 deletions library/core/src/ops/control_flow.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -150,7 +150,8 @@ impl<B, C> ControlFlow<B, C> {
/// ```
#[inline]
#[stable(feature = "control_flow_enum_is", since = "1.59.0")]
pub fn is_break(&self) -> bool {
#[rustc_const_unstable(feature = "const_control_flow", issue = "none")]
pub const fn is_break(&self) -> bool {
matches!(*self, ControlFlow::Break(_))
}

Expand All @@ -166,7 +167,8 @@ impl<B, C> ControlFlow<B, C> {
/// ```
#[inline]
#[stable(feature = "control_flow_enum_is", since = "1.59.0")]
pub fn is_continue(&self) -> bool {
#[rustc_const_unstable(feature = "const_control_flow", issue = "none")]
pub const fn is_continue(&self) -> bool {
matches!(*self, ControlFlow::Continue(_))
}

Expand Down Expand Up @@ -257,7 +259,8 @@ impl<B, C> ControlFlow<B, C> {
/// ```
#[inline]
#[unstable(feature = "control_flow_ok", issue = "140266")]
pub fn break_ok(self) -> Result<B, C> {
#[rustc_const_unstable(feature = "const_control_flow", issue = "none")]
pub const fn break_ok(self) -> Result<B, C> {
match self {
ControlFlow::Continue(c) => Err(c),
ControlFlow::Break(b) => Ok(b),
Expand Down Expand Up @@ -361,7 +364,8 @@ impl<B, C> ControlFlow<B, C> {
/// ```
#[inline]
#[unstable(feature = "control_flow_ok", issue = "140266")]
pub fn continue_ok(self) -> Result<C, B> {
#[rustc_const_unstable(feature = "const_control_flow", issue = "none")]
pub const fn continue_ok(self) -> Result<C, B> {
match self {
ControlFlow::Continue(c) => Ok(c),
ControlFlow::Break(b) => Err(b),
Expand Down
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