Function isLikelyNoiseNode

website/src/lib/pr-insights.ts:56–83

(node: PRNode, directNodes: PRNode[])

}

function isLikelyNoiseNode(node: PRNode, directNodes: PRNode[]): boolean {
  if (node.prZone !== "direct") return false;

  const sameDiffCount = directNodes.filter(
    (n) => n.gitDiff && node.gitDiff && n.gitDiff === node.gitDiff
  ).length;

  const diff = node.gitDiff || "";

  if (node.type === "Variable") return sameDiffCount > 1;

  if (node.type === "Function" || node.type === "Class") {
    const diffHeaderMatch = diff.match(/^@@[^\n]*@@[^\n]*/)?.[0] || "";
    const isHunkAnchor =
      diffHeaderMatch.includes(`def ${node.name}`) ||
      diffHeaderMatch.includes(`class ${node.name}`);

    const addedOrChanged =
      diffAddsOrRemovesSymbol(diff, node.name, "def") ||
      diffAddsOrRemovesSymbol(diff, node.name, "class") ||
      (isHunkAnchor && hasAnchorBodyEdit(diff));

    if (!addedOrChanged && sameDiffCount > 1) return true;
    if (node.name === "<module>" && !diff.startsWith("@@ -0,0")) return true;
  }

  return false;
}

function isMeaningfulOrphan(node: PRNode, links: PRLink[]): boolean {
  if (!node.isOrphan) return false;