Struct AwsEcrContainerImageDetailsBuilder

Source

#[non_exhaustive]
pub struct AwsEcrContainerImageDetailsBuilder { /* private fields */ }

Expand description

A builder for AwsEcrContainerImageDetails.

Implementations§

Source §

impl AwsEcrContainerImageDetailsBuilder

Source

pub fn architecture(self, input: impl Into<String>) -> Self

The architecture of the Amazon ECR container image.

Source

pub fn set_architecture(self, input: Option<String>) -> Self

The architecture of the Amazon ECR container image.

Source

pub fn get_architecture(&self) -> &Option<String>

The architecture of the Amazon ECR container image.

Source

pub fn author(self, input: impl Into<String>) -> Self

The image author of the Amazon ECR container image.

Source

pub fn set_author(self, input: Option<String>) -> Self

The image author of the Amazon ECR container image.

Source

pub fn get_author(&self) -> &Option<String>

The image author of the Amazon ECR container image.

Source

pub fn image_hash(self, input: impl Into<String>) -> Self

The image hash of the Amazon ECR container image.

Source

pub fn set_image_hash(self, input: Option<String>) -> Self

The image hash of the Amazon ECR container image.

Source

pub fn get_image_hash(&self) -> &Option<String>

The image hash of the Amazon ECR container image.

Source

pub fn image_tags(self, input: impl Into<String>) -> Self

Appends an item to image_tags.

To override the contents of this collection use set_image_tags.

The image tags attached to the Amazon ECR container image.

Source

pub fn set_image_tags(self, input: Option<Vec<String>>) -> Self

The image tags attached to the Amazon ECR container image.

Source

pub fn get_image_tags(&self) -> &Option<Vec<String>>

The image tags attached to the Amazon ECR container image.

Source

pub fn platform(self, input: impl Into<String>) -> Self

The platform of the Amazon ECR container image.

Source

pub fn set_platform(self, input: Option<String>) -> Self

The platform of the Amazon ECR container image.

Source

pub fn get_platform(&self) -> &Option<String>

The platform of the Amazon ECR container image.

Source

pub fn pushed_at(self, input: DateTime) -> Self

The date and time the Amazon ECR container image was pushed.

Source

pub fn set_pushed_at(self, input: Option<DateTime>) -> Self

The date and time the Amazon ECR container image was pushed.

Source

pub fn get_pushed_at(&self) -> &Option<DateTime>

The date and time the Amazon ECR container image was pushed.

Source

pub fn last_in_use_at(self, input: DateTime) -> Self

The most recent date and time a cluster was running the image.

Source

pub fn set_last_in_use_at(self, input: Option<DateTime>) -> Self

The most recent date and time a cluster was running the image.

Source

pub fn get_last_in_use_at(&self) -> &Option<DateTime>

The most recent date and time a cluster was running the image.

Source

pub fn in_use_count(self, input: i64) -> Self

The number of Amazon ECS or Amazon EKS clusters currently running the image.

Source

pub fn set_in_use_count(self, input: Option<i64>) -> Self

The number of Amazon ECS or Amazon EKS clusters currently running the image.

Source

pub fn get_in_use_count(&self) -> &Option<i64>

The number of Amazon ECS or Amazon EKS clusters currently running the image.

Source

pub fn registry(self, input: impl Into<String>) -> Self

The registry the Amazon ECR container image belongs to.

Source

pub fn set_registry(self, input: Option<String>) -> Self

The registry the Amazon ECR container image belongs to.

Source

pub fn get_registry(&self) -> &Option<String>

The registry the Amazon ECR container image belongs to.

Source

pub fn repository_name(self, input: impl Into<String>) -> Self

The name of the repository the Amazon ECR container image resides in.

Source

pub fn set_repository_name(self, input: Option<String>) -> Self

The name of the repository the Amazon ECR container image resides in.

Source

pub fn get_repository_name(&self) -> &Option<String>

The name of the repository the Amazon ECR container image resides in.

Source

pub fn build(self) -> AwsEcrContainerImageDetails

Consumes the builder and constructs a AwsEcrContainerImageDetails.

Trait Implementations§

Source §

impl Clone for AwsEcrContainerImageDetailsBuilder

Source §

fn clone(&self) -> AwsEcrContainerImageDetailsBuilder

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

Source §

impl Debug for AwsEcrContainerImageDetailsBuilder

Source §

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

Formats the value using the given formatter. Read more

Source §

impl Default for AwsEcrContainerImageDetailsBuilder

Source §

fn default() -> AwsEcrContainerImageDetailsBuilder

Returns the “default value” for a type. Read more

Source §

impl PartialEq for AwsEcrContainerImageDetailsBuilder

Source §

fn eq(&self, other: &AwsEcrContainerImageDetailsBuilder) -> bool

Tests for self and other values to be equal, and is used by ==.

1.0.0 · Source§

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

Source §

impl StructuralPartialEq for AwsEcrContainerImageDetailsBuilder

Auto Trait Implementations§

§

impl UnwindSafe for AwsEcrContainerImageDetailsBuilder

Blanket Implementations§

Source §

impl<T> Any for T
where T: 'static + ?Sized,

Source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

Source §

impl<T> Borrow<T> for T
where T: ?Sized,

Source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

Source §

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source §

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

Source §

impl<T> CloneToUninit for T
where T: Clone,

Source §

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

Source §

impl<T> From<T> for T

Source §

fn from(t: T) -> T

Returns the argument unchanged.

Source §

impl<T> Instrument for T

Source §

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

Source §

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

Source §

impl<T, U> Into for T
where U: From<T>,

Source §

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source §

impl<T> IntoEither for T

Source §

fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

Source §

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

Source §

impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

Source §

fn into_shared(self) -> Shared

Creates a shared type from an unshared type.

Source §

impl<T> Paint for T
where T: ?Sized,

Source §

fn fg(&self, value: Color) -> Painted<&T>

Returns a styled value derived from self with the foreground set to value.

This method should be used rarely. Instead, prefer to use color-specific builder methods like red() and green(), which have the same functionality but are pithier.

§Example

Set foreground color to white using fg():

use yansi::{Paint, Color};

painted.fg(Color::White);

Set foreground color to white using white().

use yansi::Paint;

painted.white();

Source §

fn primary(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Primary].

§Example

println!("{}", value.primary());

Source §

fn fixed(&self, color: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Fixed].

§Example

println!("{}", value.fixed(color));

Source §

fn rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

Returns self with the fg() set to [Color :: Rgb].

§Example

println!("{}", value.rgb(r, g, b));

Source §

fn black(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Black].

§Example

println!("{}", value.black());

Source §

fn red(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Red].

§Example

println!("{}", value.red());

Source §

fn green(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Green].

§Example

println!("{}", value.green());

Source §

fn yellow(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Yellow].

§Example

println!("{}", value.yellow());

Source §

fn blue(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Blue].

§Example

println!("{}", value.blue());

Source §

fn magenta(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Magenta].

§Example

println!("{}", value.magenta());

Source §

fn cyan(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: Cyan].

§Example

println!("{}", value.cyan());

Source §

fn white(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: White].

§Example

println!("{}", value.white());

Source §

fn bright_black(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightBlack].

§Example

println!("{}", value.bright_black());

Source §

fn bright_red(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightRed].

§Example

println!("{}", value.bright_red());

Source §

fn bright_green(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightGreen].

§Example

println!("{}", value.bright_green());

Source §

fn bright_yellow(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightYellow].

§Example

println!("{}", value.bright_yellow());

Source §

fn bright_blue(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightBlue].

§Example

println!("{}", value.bright_blue());

Source §

fn bright_magenta(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightMagenta].

§Example

println!("{}", value.bright_magenta());

Source §

fn bright_cyan(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightCyan].

§Example

println!("{}", value.bright_cyan());

Source §

fn bright_white(&self) -> Painted<&T>

Returns self with the fg() set to [Color :: BrightWhite].

§Example

println!("{}", value.bright_white());

Source §

fn bg(&self, value: Color) -> Painted<&T>

Returns a styled value derived from self with the background set to value.

This method should be used rarely. Instead, prefer to use color-specific builder methods like on_red() and on_green(), which have the same functionality but are pithier.

§Example

Set background color to red using fg():

use yansi::{Paint, Color};

painted.bg(Color::Red);

Set background color to red using on_red().

use yansi::Paint;

painted.on_red();

Source §

fn on_primary(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Primary].

§Example

println!("{}", value.on_primary());

Source §

fn on_fixed(&self, color: u8) -> Painted<&T>

Returns self with the bg() set to [Color :: Fixed].

§Example

println!("{}", value.on_fixed(color));

Source §

fn on_rgb(&self, r: u8, g: u8, b: u8) -> Painted<&T>

Returns self with the bg() set to [Color :: Rgb].

§Example

println!("{}", value.on_rgb(r, g, b));

Source §

fn on_black(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Black].

§Example

println!("{}", value.on_black());

Source §

fn on_red(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Red].

§Example

println!("{}", value.on_red());

Source §

fn on_green(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Green].

§Example

println!("{}", value.on_green());

Source §

fn on_yellow(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Yellow].

§Example

println!("{}", value.on_yellow());

Source §

fn on_blue(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Blue].

§Example

println!("{}", value.on_blue());

Source §

fn on_magenta(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Magenta].

§Example

println!("{}", value.on_magenta());

Source §

fn on_cyan(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: Cyan].

§Example

println!("{}", value.on_cyan());

Source §

fn on_white(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: White].

§Example

println!("{}", value.on_white());

Source §

fn on_bright_black(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightBlack].

§Example

println!("{}", value.on_bright_black());

Source §

fn on_bright_red(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightRed].

§Example

println!("{}", value.on_bright_red());

Source §

fn on_bright_green(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightGreen].

§Example

println!("{}", value.on_bright_green());

Source §

fn on_bright_yellow(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightYellow].

§Example

println!("{}", value.on_bright_yellow());

Source §

fn on_bright_blue(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightBlue].

§Example

println!("{}", value.on_bright_blue());

Source §

fn on_bright_magenta(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightMagenta].

§Example

println!("{}", value.on_bright_magenta());

Source §

fn on_bright_cyan(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightCyan].

§Example

println!("{}", value.on_bright_cyan());

Source §

fn on_bright_white(&self) -> Painted<&T>

Returns self with the bg() set to [Color :: BrightWhite].

§Example

println!("{}", value.on_bright_white());

Source §

fn attr(&self, value: Attribute) -> Painted<&T>

Enables the styling Attribute value.

This method should be used rarely. Instead, prefer to use attribute-specific builder methods like bold() and underline(), which have the same functionality but are pithier.

§Example

Make text bold using attr():

use yansi::{Paint, Attribute};

painted.attr(Attribute::Bold);

Make text bold using using bold().

use yansi::Paint;

painted.bold();

Source §

fn bold(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Bold].

§Example

println!("{}", value.bold());

Source §

fn dim(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Dim].

§Example

println!("{}", value.dim());

Source §

fn italic(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Italic].

§Example

println!("{}", value.italic());

Source §

fn underline(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Underline].

§Example

println!("{}", value.underline());

Source §

fn blink(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Blink].

§Example

println!("{}", value.blink());

Source §

fn rapid_blink(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: RapidBlink].

§Example

println!("{}", value.rapid_blink());

Source §

fn invert(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Invert].

§Example

println!("{}", value.invert());

Source §

fn conceal(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Conceal].

§Example

println!("{}", value.conceal());

Source §

fn strike(&self) -> Painted<&T>

Returns self with the attr() set to [Attribute :: Strike].

§Example

println!("{}", value.strike());

Source §

fn quirk(&self, value: Quirk) -> Painted<&T>

Enables the yansi Quirk value.

This method should be used rarely. Instead, prefer to use quirk-specific builder methods like mask() and wrap(), which have the same functionality but are pithier.

§Example

Enable wrapping using .quirk():

use yansi::{Paint, Quirk};

painted.quirk(Quirk::Wrap);

Enable wrapping using wrap().

use yansi::Paint;

painted.wrap();

Source §

fn mask(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Mask].

§Example

println!("{}", value.mask());

Source §

fn wrap(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Wrap].

§Example

println!("{}", value.wrap());

Source §

fn linger(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Linger].

§Example

println!("{}", value.linger());

Source §

fn clear(&self) -> Painted<&T>

👎Deprecated since 1.0.1: renamed to resetting() due to conflicts with Vec::clear(). The clear() method will be removed in a future release.

Returns self with the quirk() set to [Quirk :: Clear].

§Example

println!("{}", value.clear());

Source §

fn resetting(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Resetting].

§Example

println!("{}", value.resetting());

Source §

fn bright(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: Bright].

§Example

println!("{}", value.bright());

Source §

fn on_bright(&self) -> Painted<&T>

Returns self with the quirk() set to [Quirk :: OnBright].

§Example

println!("{}", value.on_bright());

Source §

fn whenever(&self, value: Condition) -> Painted<&T>

Conditionally enable styling based on whether the Condition value applies. Replaces any previous condition.

See the crate level docs for more details.

§Example

Enable styling painted only when both stdout and stderr are TTYs:

use yansi::{Paint, Condition};

painted.red().on_yellow().whenever(Condition::STDOUTERR_ARE_TTY);

Source §

fn new(self) -> Painted<Self>
where Self: Sized,

Create a new Painted with a default Style. Read more

Source §

fn paint<S>(&self, style: S) -> Painted<&Self>
where S: Into<Style>,

Apply a style wholesale to self. Any previous style is replaced. Read more

Source §

impl<T> Same for T

Source §

type Output = T

Should always be Self

Source §

impl<T> ToOwned for T
where T: Clone,

Source §

type Owned = T

The resulting type after obtaining ownership.

Source §

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

Source §

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

Source §

impl<T, U> TryFrom for T
where U: Into<T>,

Source §

type Error = Infallible

The type returned in the event of a conversion error.

Source §

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

Source §

impl<T, U> TryInto for T
where U: TryFrom<T>,

Source §

type Error = >::Error

The type returned in the event of a conversion error.

Source §

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

Source §

impl<T> WithSubscriber for T

Source §

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

Source §

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more

Source §

AwsEcrContainerImageDetailsBuilder

Struct AwsEcrContainerImageDetailsBuilder Copy item path

Implementations§

impl AwsEcrContainerImageDetailsBuilder

pub fn architecture(self, input: impl Into<String>) -> Self

pub fn set_architecture(self, input: Option<String>) -> Self

pub fn get_architecture(&self) -> &Option<String>

pub fn author(self, input: impl Into<String>) -> Self

pub fn set_author(self, input: Option<String>) -> Self

pub fn get_author(&self) -> &Option<String>

pub fn image_hash(self, input: impl Into<String>) -> Self

pub fn set_image_hash(self, input: Option<String>) -> Self

pub fn get_image_hash(&self) -> &Option<String>

pub fn image_tags(self, input: impl Into<String>) -> Self

pub fn set_image_tags(self, input: Option<Vec<String>>) -> Self

pub fn get_image_tags(&self) -> &Option<Vec<String>>

pub fn platform(self, input: impl Into<String>) -> Self

pub fn set_platform(self, input: Option<String>) -> Self

pub fn get_platform(&self) -> &Option<String>

pub fn pushed_at(self, input: DateTime) -> Self

pub fn set_pushed_at(self, input: Option<DateTime>) -> Self

pub fn get_pushed_at(&self) -> &Option<DateTime>

pub fn last_in_use_at(self, input: DateTime) -> Self

pub fn set_last_in_use_at(self, input: Option<DateTime>) -> Self

pub fn get_last_in_use_at(&self) -> &Option<DateTime>

pub fn in_use_count(self, input: i64) -> Self

pub fn set_in_use_count(self, input: Option<i64>) -> Self

pub fn get_in_use_count(&self) -> &Option<i64>

pub fn registry(self, input: impl Into<String>) -> Self

pub fn set_registry(self, input: Option<String>) -> Self

pub fn get_registry(&self) -> &Option<String>

pub fn repository_name(self, input: impl Into<String>) -> Self

pub fn set_repository_name(self, input: Option<String>) -> Self

pub fn get_repository_name(&self) -> &Option<String>

pub fn build(self) -> AwsEcrContainerImageDetails

Trait Implementations§

impl Clone for AwsEcrContainerImageDetailsBuilder

fn clone(&self) -> AwsEcrContainerImageDetailsBuilder

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

impl Debug for AwsEcrContainerImageDetailsBuilder

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

impl Default for AwsEcrContainerImageDetailsBuilder

fn default() -> AwsEcrContainerImageDetailsBuilder

impl PartialEq for AwsEcrContainerImageDetailsBuilder

fn eq(&self, other: &AwsEcrContainerImageDetailsBuilder) -> bool

fn ne(&self, other: &Rhs) -> bool

impl StructuralPartialEq for AwsEcrContainerImageDetailsBuilder

Auto Trait Implementations§

impl Freeze for AwsEcrContainerImageDetailsBuilder

impl RefUnwindSafe for AwsEcrContainerImageDetailsBuilder

impl Send for AwsEcrContainerImageDetailsBuilder

impl Sync for AwsEcrContainerImageDetailsBuilder

impl Unpin for AwsEcrContainerImageDetailsBuilder

impl UnwindSafe for AwsEcrContainerImageDetailsBuilder

Blanket Implementations§

impl<T> Any for Twhere T: 'static + ?Sized,

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> CloneToUninit for Twhere T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

impl<T> From<T> for T

fn from(t: T) -> T

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

fn in_current_span(self) -> Instrumented<Self>

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T> IntoEither for T

fn into_either(self, into_left: bool) -> Either<Self, Self>

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>where F: FnOnce(&Self) -> bool,

impl<Unshared, Shared> IntoShared<Shared> for Unsharedwhere Shared: FromUnshared<Unshared>,

fn into_shared(self) -> Shared

impl<T> Paint for Twhere T: ?Sized,

fn fg(&self, value: Color) -> Painted<&T>

§Example

fn primary(&self) -> Painted<&T>

§Example

Struct AwsEcrContainerImageDetailsBuilder

impl<T> Any for T
where T: 'static + ?Sized,

impl<T> Borrow<T> for T
where T: ?Sized,

impl<T> BorrowMut<T> for T
where T: ?Sized,

impl<T> CloneToUninit for T
where T: Clone,

impl<T, U> Into<U> for T
where U: From<T>,

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

impl<Unshared, Shared> IntoShared<Shared> for Unshared
where Shared: FromUnshared<Unshared>,

impl<T> Paint for T
where T: ?Sized,