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Add feature flag metric #104

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merged 1 commit into from
Jan 9, 2024
Merged

Add feature flag metric #104

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16 changes: 15 additions & 1 deletion dist/aurora.js
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Original file line number Diff line number Diff line change
Expand Up @@ -57,12 +57,26 @@ function getSvelteVersion() {
return window.__svelte?.v ? Array.from(window.__svelte?.v).toString() : null;
}

// Detects standard feature flag usage
function getFeatureFlags() {
function getFeatureNames(name) {
return window.performance.getEntriesByName(name).map(mark => mark.detail?.feature).filter(Boolean);
}

return Array.from(new Set([
// Some frameworks used the old name before it changed
...getFeatureNames("mark_use_counter"),
...getFeatureNames("mark_feature_usage"),
]));
}

return {
ng_version: runSafely(getAngularVersion),
ng_img_user: runSafely(isAngularImageDirUser),
ng_priority_img_count: runSafely(getAngularImagePriorityCount),
nuxt_version: runSafely(getNuxtVersion),
nuxt_vue_version: runSafely(getVueVersionForNuxt),
react_version: runSafely(getReactVersion),
svelte_version: runSafely(getSvelteVersion)
svelte_version: runSafely(getSvelteVersion),
feature_flags: runSafely(getFeatureFlags),
};
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