Support deserialization of single termsOfUse (#538)

spruceid · Nov 1, 2023 · b99ab4c · b99ab4c
1 parent a9f593a
commit b99ab4c
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diff --git a/ssi-vc/Cargo.toml b/ssi-vc/Cargo.toml
@@ -37,6 +37,7 @@ ssi-core = { path = "../ssi-core", version = "0.1" }
 ssi-dids = { path = "../ssi-dids", version = "0.1.1" }
 ssi-json-ld = { path = "../ssi-json-ld", version = "0.2", default-features = false }
 ssi-ldp = { path = "../ssi-ldp", version = "0.3.0", default-features = false }
+serde_with = "2.3.2"
 
 [target.'cfg(not(target_arch = "wasm32"))'.dependencies]
 chrono = { version = "0.4", features = ["serde"] }

diff --git a/ssi-vc/src/lib.rs b/ssi-vc/src/lib.rs
@@ -8,6 +8,7 @@ mod cacao;
 pub mod revocation;
 
 use cacao::BindingDelegation;
+use serde_with::{formats::PreferMany, serde_as, OneOrMany as SerdeWithOneOrMany};
 pub use ssi_core::{one_or_many::OneOrMany, uri::URI};
 use ssi_dids::did_resolve::{resolve_key, DIDResolver};
 pub use ssi_dids::VerificationRelationship as ProofPurpose;
@@ -49,6 +50,7 @@ pub const DEFAULT_CONTEXT_V2: &str = "https://www.w3.org/ns/credentials/v2";
 // work around https://github.com/w3c/vc-test-suite/issues/103
 pub const ALT_DEFAULT_CONTEXT: &str = "https://w3.org/2018/credentials/v1";
 
+#[serde_as]
 #[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
 #[serde(rename_all = "camelCase")]
 pub struct Credential {
@@ -73,6 +75,7 @@ pub struct Credential {
     #[serde(skip_serializing_if = "Option::is_none")]
     pub credential_status: Option<Status>,
     #[serde(skip_serializing_if = "Option::is_none")]
+    #[serde_as(deserialize_as = "Option<SerdeWithOneOrMany<_, PreferMany>>")]
     pub terms_of_use: Option<Vec<TermsOfUse>>,
     #[serde(skip_serializing_if = "Option::is_none")]
     pub evidence: Option<OneOrMany<Evidence>>,