Function validateNonNegativeEdgeWeights

repos/effect/packages/effect/src/Graph.ts:3152–3166

(
  graph: Graph<N, E, T> | MutableGraph<N, E, T>,
  cost: (edgeData: E) => number,
  algorithm: string
)

   */
  readonly direction?: MermaidDirection

  /**
   * Function to determine node shape for each node.
   * Defaults to "rectangle" for all nodes if not provided.
   */
  readonly nodeShape?: (data: N) => MermaidNodeShape
}

/**
 * Escapes special characters in labels for Mermaid syntax compatibility.
 */
const escapeMermaidLabel = (label: string): string => {
  // Escape special characters for Mermaid using HTML entity codes
  // According to: https://mermaid.js.org/syntax/flowchart.html#special-characters-that-break-syntax
  return label
    .replace(/#/g, "#35;")
    .replace(/"/g, "#quot;")
    .replace(/</g, "#lt;")