Sep 15, 2025 · Sep 17, 2025 · Sep 18, 2025 · Oct 23, 2025 · Sep 17, 2025
diff --git a/crates/rari-data/src/baseline.rs b/crates/rari-data/src/baseline.rs
 use url::Url;

 use crate::error::Error;
 use crate::feature_urls::get_mdn_url;

 #[derive(Debug, Clone, Serialize, JsonSchema)]
 pub struct Baseline<'a> {
    #[serde(flatten)]
    pub support: &'a SupportStatus,
    #[serde(skip_serializing_if = "std::ops::Not::not")]
    pub asterisk: bool,
    #[serde(skip_serializing_if = "Vec::is_empty")]
    pub alternatives: Vec<Alternative>,
    pub feature: &'a FeatureData,
 }

 #[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
 pub struct Alternative {
    pub name: String,
    pub description: String,
    pub mdn_url: String,
 }

 #[derive(Deserialize, Serialize, Clone, Debug)]
 pub struct WebFeatures {
    pub features: IndexMap<String, FeatureData>,
                            _ => true,
                        }
                    };

                    let alternatives = match feature.discouraged.clone() {
                        Some(discouraged) => discouraged
                            .alternatives
                            .iter()
                            .filter_map(|alternative| {
                                self.feature_data_by_name(alternative).and_then(|feature| {
                                    match get_mdn_url(alternative) {
                                        Some(url) => Some(Alternative {
                                            name: feature.name.clone(),
                                            description: feature.description.clone(),
                                            mdn_url: url.to_string(),
                                        }),
                                        None => {
                                            tracing::warn!(
                                                "Couldn't find url for {} web feature",
                                                alternative
                                            );
                                            None
                                        }
                                    }
                                })
                            })
                            .collect(),
                        _ => Vec::new(),
                    };

                    return Some(Baseline {
                        support: status_for_key,
                        asterisk,
                        alternatives,
                        feature,
                    });
                }
diff --git a/crates/rari-data/src/feature_urls.rs b/crates/rari-data/src/feature_urls.rs
 use indexmap::IndexMap;
 use std::sync::LazyLock;

 static FEATURE_MDN_URLS: LazyLock<IndexMap<&'static str, &'static str>> = LazyLock::new(|| {
    [
        ("async-clipboard", "/docs/Web/API/Clipboard_API"),
        ("background-color", "/docs/Web/CSS/background-color"),
        ("clip-path", "/docs/Web/CSS/clip-path"),
        ("color", "/docs/Web/CSS/color"),
        ("container-style-queries", "/docs/Web/CSS/@container"),
        (
            "contenteditable",
            "/docs/Web/HTML/Reference/Global_attributes/contenteditable",
        ),
        ("css-object-model", "/docs/Web/API/CSS_Object_Model"),
        (
            "destructuring",
            "/docs/Web/JavaScript/Reference/Operators/Destructuring",
        ),
        ("dom", "/docs/Web/API/Document_Object_Model"),
        ("font-face", "/docs/Web/CSS/@font-face"),
        (
            "get-computed-style",
            "/docs/Web/API/Window/getComputedStyle",
        ),
        ("media-queries", "/docs/Web/CSS/@media"),
        ("mutationobserver", "/docs/Web/API/MutationObserver"),
        (
            "navigation-timing",
            "/docs/Web/API/Performance_API/Navigation_timing",
        ),
        ("page-breaks", "/docs/Web/CSS/break-after"),
        ("performance", "/docs/Web/API/Performance_API"),
        ("scheduler", "/docs/Web/API/Prioritized_Task_Scheduling_API"),
        ("svg", "/docs/Web/SVG"),
        ("webxr-device", "/docs/Web/API/WebXR_Device_API"),
    ]
    .into_iter()
    .collect()
 });

 pub fn get_mdn_url(feature_key: &str) -> Option<&'static str> {
    FEATURE_MDN_URLS.get(feature_key).copied()
 }
diff --git a/crates/rari-data/src/lib.rs b/crates/rari-data/src/lib.rs
 pub mod baseline;
 pub mod error;
 pub mod feature_urls;
 pub mod specs;
Original file line number	Diff line number	Diff line change
Expand Up		@@ -14,16 +14,26 @@ use serde_json::Value;
		use url::Url;

		use crate::error::Error;
		use crate::feature_urls::get_mdn_url;

		#[derive(Debug, Clone, Serialize, JsonSchema)]
		pub struct Baseline<'a> {
		#[serde(flatten)]
		pub support: &'a SupportStatus,
		#[serde(skip_serializing_if = "std::ops::Not::not")]
		pub asterisk: bool,
		#[serde(skip_serializing_if = "Vec::is_empty")]
		pub alternatives: Vec<Alternative>,
		pub feature: &'a FeatureData,
		}

		#[derive(Deserialize, Serialize, Clone, Debug, JsonSchema)]
		pub struct Alternative {
		pub name: String,
		pub description: String,
		pub mdn_url: String,
		}

		#[derive(Deserialize, Serialize, Clone, Debug)]
		pub struct WebFeatures {
		pub features: IndexMap<String, FeatureData>,
Expand DownExpand Up		@@ -169,9 +179,37 @@ impl WebFeatures {
		_ => true,
		}
		};

		let alternatives = match feature.discouraged.clone() {
		Some(discouraged) => discouraged
		.alternatives
		.iter()
		.filter_map(\|alternative\| {
		self.feature_data_by_name(alternative).and_then(\|feature\| {
		match get_mdn_url(alternative) {
		Some(url) => Some(Alternative {
		name: feature.name.clone(),
		description: feature.description.clone(),
		mdn_url: url.to_string(),
		}),
		None => {
		tracing::warn!(
		"Couldn't find url for {} web feature",
		alternative
		);
		None
		}
		}
		})
		})
		.collect(),
		_ => Vec::new(),
		};

		return Some(Baseline {
		support: status_for_key,
		asterisk,
		alternatives,
		feature,
		});
		}
Expand Down
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,44 @@
		use indexmap::IndexMap;
		use std::sync::LazyLock;

		static FEATURE_MDN_URLS: LazyLock<IndexMap<&'static str, &'static str>> = LazyLock::new(\|\| {
		[
		("async-clipboard", "/docs/Web/API/Clipboard_API"),
		("background-color", "/docs/Web/CSS/background-color"),
		("clip-path", "/docs/Web/CSS/clip-path"),
		("color", "/docs/Web/CSS/color"),
		("container-style-queries", "/docs/Web/CSS/@container"),
		(
		"contenteditable",
		"/docs/Web/HTML/Reference/Global_attributes/contenteditable",
		),
		("css-object-model", "/docs/Web/API/CSS_Object_Model"),
		(
		"destructuring",
		"/docs/Web/JavaScript/Reference/Operators/Destructuring",
		),
		("dom", "/docs/Web/API/Document_Object_Model"),
		("font-face", "/docs/Web/CSS/@font-face"),
		(
		"get-computed-style",
		"/docs/Web/API/Window/getComputedStyle",
		),
		("media-queries", "/docs/Web/CSS/@media"),
		("mutationobserver", "/docs/Web/API/MutationObserver"),
		(
		"navigation-timing",
		"/docs/Web/API/Performance_API/Navigation_timing",
		),
		("page-breaks", "/docs/Web/CSS/break-after"),
		("performance", "/docs/Web/API/Performance_API"),
		("scheduler", "/docs/Web/API/Prioritized_Task_Scheduling_API"),
		("svg", "/docs/Web/SVG"),
		("webxr-device", "/docs/Web/API/WebXR_Device_API"),
		]
		.into_iter()
		.collect()
		});

		pub fn get_mdn_url(feature_key: &str) -> Option<&'static str> {
		FEATURE_MDN_URLS.get(feature_key).copied()
		}
Original file line number	Diff line number	Diff line change
		@@ -1,3 +1,4 @@
		pub mod baseline;
		pub mod error;
		pub mod feature_urls;
		pub mod specs;