foxglove 0.18.0

Foxglove SDK
Documentation 
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use serde::{Deserialize, Serialize};

use crate::protocol::JsonMessage;

/// Subscribe parameter updates message.
///
/// Spec: <https://github.com/foxglove/ws-protocol/blob/main/docs/spec.md#subscribe-parameter-update>
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
#[serde(
    tag = "op",
    rename = "subscribeParameterUpdates",
    rename_all = "camelCase"
)]
pub struct SubscribeParameterUpdates {
    /// Parameter names.
    pub parameter_names: Vec<String>,
}

impl SubscribeParameterUpdates {
    /// Creates a new SubscribeParameterUpdates from an iterator of strings.
    pub fn new(names: impl IntoIterator<Item = impl Into<String>>) -> Self {
        Self {
            parameter_names: names.into_iter().map(Into::into).collect(),
        }
    }
}

impl JsonMessage for SubscribeParameterUpdates {}

#[cfg(test)]
mod tests {
    use super::*;

    fn message() -> SubscribeParameterUpdates {
        SubscribeParameterUpdates::new(["param1", "param2"])
    }

    #[test]
    fn test_encode() {
        insta::assert_json_snapshot!(message());
    }

    #[test]
    fn test_roundtrip() {
        let orig = message();
        let buf = orig.to_string();
        let parsed: SubscribeParameterUpdates = serde_json::from_str(&buf).unwrap();
        assert_eq!(parsed, orig);
    }
}