main repo

node_modules/framer-motion/dist/es/render/svg/utils/path.mjs

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+import { px } from 'motion-dom';
+
+const dashKeys = {
+    offset: "stroke-dashoffset",
+    array: "stroke-dasharray",
+};
+const camelKeys = {
+    offset: "strokeDashoffset",
+    array: "strokeDasharray",
+};
+/**
+ * Build SVG path properties. Uses the path's measured length to convert
+ * our custom pathLength, pathSpacing and pathOffset into stroke-dashoffset
+ * and stroke-dasharray attributes.
+ *
+ * This function is mutative to reduce per-frame GC.
+ */
+function buildSVGPath(attrs, length, spacing = 1, offset = 0, useDashCase = true) {
+    // Normalise path length by setting SVG attribute pathLength to 1
+    attrs.pathLength = 1;
+    // We use dash case when setting attributes directly to the DOM node and camel case
+    // when defining props on a React component.
+    const keys = useDashCase ? dashKeys : camelKeys;
+    // Build the dash offset
+    attrs[keys.offset] = px.transform(-offset);
+    // Build the dash array
+    const pathLength = px.transform(length);
+    const pathSpacing = px.transform(spacing);
+    attrs[keys.array] = `${pathLength} ${pathSpacing}`;
+}
+
+export { buildSVGPath };