Function getFilePathFromToolInput

src/utils/collapseReadSearch.ts:76–87

* Extract the primary file/directory path from a tool_use input. * Handles both `file_path` (Read/Write/Edit) and `path` (Grep/Glob). * `path` may be a string or an array of strings for multi-directory tools.

(toolInput: unknown)

 * `path` may be a string or an array of strings for multi-directory tools.
 */
function getFilePathFromToolInput(toolInput: unknown): string | undefined {
  const input = toolInput as
    | { file_path?: string; path?: string | string[]; pattern?: string; glob?: string }
    | undefined
  if (input?.file_path) {
    return input.file_path
  }
  if (input?.path) {
    return Array.isArray(input.path) ? input.path[0] : input.path
  }
  return undefined
}

/**
 * Check if a search tool use targets memory files by examining its path, pattern, and glob.