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node_modules/@fluentui/merge-styles/lib/keyframes.js

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+import { getStyleOptions } from './StyleOptionsState';
+import { Stylesheet } from './Stylesheet';
+import { serializeRuleEntries } from './styleToClassName';
+/**
+ * Registers keyframe definitions.
+ *
+ * @public
+ */
+export function keyframes(timeline) {
+    var stylesheet = Stylesheet.getInstance();
+    var rulesArray = [];
+    for (var prop in timeline) {
+        if (timeline.hasOwnProperty(prop)) {
+            rulesArray.push(prop, '{', serializeRuleEntries(getStyleOptions(), timeline[prop]), '}');
+        }
+    }
+    var rules = rulesArray.join('');
+    var className = stylesheet.classNameFromKey(rules);
+    if (className) {
+        return className;
+    }
+    var name = stylesheet.getClassName();
+    stylesheet.insertRule("@keyframes ".concat(name, "{").concat(rules, "}"), true);
+    stylesheet.cacheClassName(name, rules, [], ['keyframes', rules]);
+    return name;
+}
+//# sourceMappingURL=keyframes.js.map