Function createFilter

packages/vite/src/node/plugins/pluginFilter.ts:68–85

(
  exclude: Array<PluginFilter> | undefined,
  include: Array<PluginFilter> | undefined,
)

}

function createFilter(
  exclude: Array<PluginFilter> | undefined,
  include: Array<PluginFilter> | undefined,
): PluginFilter | undefined {
  if (!exclude && !include) {
    return
  }

  return (input) => {
    if (exclude?.some((filter) => filter(input))) {
      return false
    }
    if (include?.some((filter) => filter(input))) {
      return true
    }
    return !(include && include.length > 0)
  }
}

function normalizeFilter(filter: StringFilter): NormalizedStringFilter {
  if (typeof filter === 'string' || filter instanceof RegExp) {