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ScanTarget

Struct ScanTarget 

Source
#[non_exhaustive]
pub struct ScanTarget { pub key: VulnKey, pub osv_name: OsvQueryName, pub version: OsvVersion, pub display_version: ConcreteVersion, /* private fields */ }
Expand description

One dependency to query against OSV.

Four distinct strings, deliberately: key is this project’s internal lookup key (EcosystemFormatter::normalize_package_name), osv_name is OSV’s canonical spelling (EcosystemFormatter::osv_package_name). The transform from key to osv_name is not round-trippable (Swift owner/repo -> github.com/owner/repo; NuGet raw vs Composer lowercased), so the client cannot reconstruct the map key from what it sends on the wire — both must be carried alongside each other.

version and display_version are the same split, one level down: version is what gets sent on the wire (EcosystemFormatter::osv_version), while display_version is the ecosystem-native spelling a caller should surface back to the user (e.g. in crate::osv::UpgradeStatus). They coincide for every ecosystem except Go, where osv_version strips the mandatory v prefix — a caller that echoed version in an upgrade suggestion would show 1.2.3 instead of the go.mod-native v1.2.3.

§Examples

use deps_core::ConcreteVersion;
use deps_core::osv::{OsvPackageName, OsvQueryName, OsvVersion, ScanTarget};
use deps_core::test_util::vuln_key;

let target = ScanTarget::new(
    vuln_key("time"),
    OsvQueryName::Confirmed(OsvPackageName::new("time").unwrap()),
    OsvVersion::new("0.1.43"),
    ConcreteVersion::new("0.1.43"),
);
assert!(*target.osv_name.name() == target.key.as_str());

Fields (Non-exhaustive)§

This struct is marked as non-exhaustive
Non-exhaustive structs could have additional fields added in future. Therefore, non-exhaustive structs cannot be constructed in external crates using the traditional Struct { .. } syntax; cannot be matched against without a wildcard ..; and struct update syntax will not work.
§key: VulnKey

This project’s internal lookup key — used to key VulnerabilityMap.

§osv_name: OsvQueryName

The package name to send on the wire, with the trust its negative answer deserves.

§version: OsvVersion

Concrete version to query, resolved per the version-selection policy and rewritten to OSV’s wire spelling via EcosystemFormatter::osv_version. Never surface this to the user — use Self::display_version instead.

§display_version: ConcreteVersion

The same version in the ecosystem’s native spelling (pre-osv_version rewrite), for callers that need to display it back to the user rather than send it to OSV.

Implementations§

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impl ScanTarget

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pub fn new( key: VulnKey, osv_name: OsvQueryName, version: OsvVersion, display_version: ConcreteVersion, ) -> Self

Constructs a ScanTarget from its four fields.

Needed because Self is #[non_exhaustive]: a struct literal only works inside this crate, so every other crate must go through this constructor instead.

Prefer Self::from_native when version is simply display_version rewritten via crate::lsp_helpers::OsvNaming::osv_version — the common production shape — so the pair is derived rather than hand-rolled at every call site.

§Arguments
  • key - This project’s internal lookup key — used to key VulnerabilityMap, not what gets sent to OSV
  • osv_name - OSV’s package name for this ecosystem — sent on the wire, distinct from key because the two do not always round-trip (see Self::key’s docs) — with its trust level
  • version - Concrete version rewritten to OSV’s wire spelling (EcosystemFormatter::osv_version) — sent to OSV, never shown to the user
  • display_version - The same version in the ecosystem’s native spelling, for surfacing back to the user instead of version
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pub fn with_siblings( self, versions: &InUseVersions, naming: &dyn OsvNaming, ) -> Self

Attaches the sibling release tags of versions, deriving each wire version via naming.osv_version.

Taking crate::lsp_helpers::InUseVersions (which only crate::lsp_helpers::resolve_in_use_versions produces) keeps arbitrary tags from being attached. Only crate::osv::OsvClient’s local-matching path evaluates siblings; a server-side matched target carrying any is skipped fail-closed.

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pub fn siblings(&self) -> &[ScanVersion]

The sibling release tags attached via Self::with_siblings.

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pub fn from_native( key: VulnKey, osv_name: OsvQueryName, native: ConcreteVersion, naming: &dyn OsvNaming, ) -> Self

Constructs a ScanTarget from a native (ecosystem-spelled) version, deriving the wire version field via naming.osv_version(&native) — so a caller no longer hand-rolls the (formatter.osv_version(&v), v) pair Self::new would otherwise require.

§Examples
use deps_core::ConcreteVersion;
use deps_core::lsp_helpers::OsvNaming;
use deps_core::osv::{OsvPackageName, OsvQueryName, ScanTarget};
use deps_core::test_util::vuln_key;

struct DefaultFormatter;
impl OsvNaming for DefaultFormatter {}

let target = ScanTarget::from_native(
    vuln_key("time"),
    OsvQueryName::Confirmed(OsvPackageName::new("time").unwrap()),
    ConcreteVersion::new("0.1.43"),
    &DefaultFormatter,
);
assert_eq!(target.version, "0.1.43");
assert_eq!(target.display_version, "0.1.43");

Trait Implementations§

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impl Clone for ScanTarget

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fn clone(&self) -> Self

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for ScanTarget

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

Formats the value using the given formatter. Read more
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impl Eq for ScanTarget

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impl PartialEq for ScanTarget

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

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

Inequality operator !=. Read more
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impl StructuralPartialEq for ScanTarget

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Gets the TypeId of self. Read more
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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
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more
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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.
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