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/** * Dervived from <https://github.com/rollup/plugins/tree/pluginutils-v4.1.0/packages/pluginutils> * * Licensed as follows: * * The MIT License (MIT) * * Copyright (c) 2019 RollupJS Plugin Contributors (https://github.com/rollup/plugins/graphs/contributors) * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */
import { isAbsolute, join, normalize, pm, resolve } from "../../deps.ts";import { ensureArray } from "../ensureArray.ts";
/** * getMatcherString * * @param {string} id * @param {string|false|null|undefined} resolutionBase * @returns {string} * @private */function getMatcherString(  id: string,  resolutionBase: string | false | null | undefined,) {  if (resolutionBase === false || isAbsolute(id) || id.startsWith("*")) {    return id;  }
  const basePath = normalize(resolve(resolutionBase || ""))    .replace(/[-^$*+?.()|[\]{}]/g, "\\$&");
  return join(basePath, id);}
/** * A valid `minimatch` pattern, or array of patterns. */export type FilterPattern =  | (string | RegExp)[]  | string  | RegExp  | null;
export type CreateFilter = (id: string | unknown) => boolean;
/** * createFilter * * @param {FilterPattern} include * @param {FilterPattern} exclude * @param {any} options * @returns {CreateFilter} * @private */export function createFilter(  include?: FilterPattern,  exclude?: FilterPattern,  options?: { resolve?: string | false | null },): CreateFilter {  const resolutionBase = options && options.resolve;
  const getMatcher = (id: string | RegExp) =>    id instanceof RegExp ? id : {      test: (what: string) => {        const pattern = getMatcherString(id, resolutionBase);        const fn = pm(pattern, { dot: true });        const result = fn(what);
        return result;      },    };
  const includeMatchers = ensureArray(include).map(getMatcher);  const excludeMatchers = ensureArray(exclude).map(getMatcher);
  return function result(id: string | unknown): boolean {    if (typeof id !== "string" || /\0/.test(id)) {      return false;    }
    const pathId = normalize(id);
    for (let i = 0; i < excludeMatchers.length; ++i) {      const matcher = excludeMatchers[i];
      if (matcher.test(pathId)) {        return false;      }    }
    for (let i = 0; i < includeMatchers.length; ++i) {      const matcher = includeMatchers[i];
      if (matcher.test(pathId)) {        return true;      }    }
    return !includeMatchers.length;  };}