Compiling ic-agent v0.39.1
error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
--> /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/util.rs:8:5
|
8 | tokio::time::sleep(d).await;
| ^^^^^ use of undeclared crate or module `tokio`
error[E0080]: evaluation of constant value failed
--> /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/util.rs:23:11
|
23 | { panic!("Using ic-agent from WASM requires enabling the `wasm-bindgen` feature") };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the evaluated program panicked at 'Using ic-agent from WASM requires enabling the `wasm-bindgen` feature', /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/util.rs:23:11
|
= note: this error originates in the macro `$crate::panic::panic_2021` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0308]: mismatched types
--> /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/agent/http_transport/reqwest_transport.rs:28:47
|
28 | pub fn create<U: Into<String>>(url: U) -> Result<Self, AgentError> {
| ------ ^^^^^^^^^^^^^^^^^^^^^^^^ expected `Result<ReqwestTransport, AgentError>`, found `()`
| |
| implicitly returns `()` as its body has no tail or `return` expression
|
= note: expected enum `Result<ReqwestTransport, AgentError>`
found unit type `()`
error[E0308]: mismatched types
--> /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/agent/mod.rs:187:61
|
187 | client: config.client.unwrap_or_else(|| {
| _____________________________________________________________^
188 | | #[cfg(not(target_family = "wasm"))]
189 | | {
190 | | Client::builder()
... |
199 | | }
200 | | }),
| |_____________________^ expected `Client`, found `()`
error[E0433]: failed to resolve: use of undeclared crate or module `tokio`
--> /Users/ahmed/.cargo/registry/src/index.crates.io-6f17d22bba15001f/ic-agent-0.39.1/src/util.rs:33:5
|
33 | tokio::spawn(f);
| ^^^^^ use of undeclared crate or module `tokio`
As the error message states:
Using ic-agent from WASM requires enabling the
wasm-bindgenfeature
If you are trying to use ic-agent in a Rust-based browser frontend, you must enable the wasm-bindgen feature. If you are developing a canister, then you must not use the agent in a canister, and instead should make canister calls using the ic-cdk API.
If you search the forum for __wbindgen_describe you’ll find a bunch of threads of the same issue. Long story short some of your dependencies are trying to do things that wasm can’t do
This error message seems to indicate that you are using the agent in a canister. As I said: