compute.device · thing ·

deviceFallbackRule

A device fallback rule record carrying requestedBackend, fallbackBackend, reason, notes.

computecompute.devicecpudevicemethodsource-examplethingyeho

Inspect device capability catalogs and model resource lifetimes and placement decisions.

external thing deviceFallbackRule

Status: source-declared

Fields and methods (7)
text requestedBackend
Stores requested backend as text.
text fallbackBackend
Stores fallback backend as text.
text reason
Stores reason as text.
text notes
Stores notes as text.
deviceFallbackRule(text requestedBackend, text fallbackBackend, text reason, text notes)
Device fallback rule.
HasFallback() returns bool
Has fallback. Complete example
Describe() returns text
Describe. Complete example

Use deviceFallbackRule

A complete small caller. Values are illustrative; check the returned result and package requirements before connecting live resources.

cpu · source-example · type checked

using compute.device

// Inspect device capability catalogs and model resource lifetimes and placement decisions.
deviceFallbackRule sample = deviceFallbackRule("requested Backend", "fallback Backend", "reason", "notes")
Console.Log(Text.From(sample.requestedBackend))
project.mech
manifestVersion = "2"
package = "api.example.compute_device__devicefallbackrule"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceFallbackRule.HasFallback

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Has fallback.
deviceFallbackRule instance = deviceFallbackRule("requested Backend", "fallback Backend", "reason", "notes")
bool result = instance.HasFallback()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.compute_device__devicefallbackrule"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"

deviceFallbackRule.Describe

A complete caller for this public method. Sample inputs are illustrative; native resources require their owning lifecycle.

cpu · method · source-example · type checked

using compute.device

// Describe.
deviceFallbackRule instance = deviceFallbackRule("requested Backend", "fallback Backend", "reason", "notes")
text result = instance.Describe()
Console.Log(Text.From(result))
project.mech
manifestVersion = "2"
package = "api.example.compute_device__devicefallbackrule"
version = "0.1.0"
languageEdition = "yeho-core-2026.1"

[app]
kind = "headless"

[[dependencies]]
package = "compute.buffer"
version = "0.1.0"
path = "../../../yeho/packages/compute/buffer"

[[dependencies]]
package = "compute.device"
version = "0.1.0"
path = "../../../yeho/packages/compute/device"

[[dependencies]]
package = "compute.tensor"
version = "0.1.0"
path = "../../../yeho/packages/compute/tensor"

[[dependencies]]
package = "console"
version = "0.1.0"
path = "../../../yeho/packages/console"

[[dependencies]]
package = "diagnostics"
version = "0.1.0"
path = "../../../yeho/packages/diagnostics"
Notes and source

Package presence and a declaration do not establish support on every host. Host services need their platform and lifecycle setup.

yeho/packages/compute/device/device.yh:82