{"version":3,"sources":["../../src/cache/item/id.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;;;;;;;;;;;;;GAuBG;AAEH,OAAO,KAAK,EAAC,SAAS,EAAC,MAAM,iBAAiB,CAAC;AAE/C;;;;;GAKG;AACH,oBAAY,WAAW,GAAG,MAAM,CAAC;AAEjC;;;;GAIG;AACH,wBAAgB,WAAW,CAAC,KAAK,SAAS,SAAS,EAAE,IAAI,EAAE,KAAK,GAAG,WAAW,GAAG,IAAI,CAqBpF","file":"id.d.ts","sourcesContent":["/**\n *\tMIT License\n *\n *\tCopyright (c) 2019 - 2022 Toreda, Inc.\n *\n *\tPermission is hereby granted, free of charge, to any person obtaining a copy\n *\tof this software and associated documentation files (the \"Software\"), to deal\n *\tin the Software without restriction, including without limitation the rights\n *\tto use, copy, modify, merge, publish, distribute, sublicense, and/or sell\n *\tcopies of the Software, and to permit persons to whom the Software is\n *\tfurnished to do so, subject to the following conditions:\n\n * \tThe above copyright notice and this permission notice shall be included in all\n * \tcopies or substantial portions of the Software.\n *\n * \tTHE SOFTWARE IS PROVIDED \"AS IS\", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\n *\tIMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\n *\tFITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\n * \tAUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\n *\tLIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\n *\tOUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE\n * \tSOFTWARE.\n *\n */\n\nimport type {Cacheable} from '../../cacheable';\n\n/**\n * Expressive type alias replacing`string` where Cache Item Id types\n * would be used.\n *\n * @category Expressive Types\n */\nexport type CacheItemId = string;\n\n/**\n * Get id value from any `Cacheable` if present, otherwise returns `null`.\n * @param item\n * @returns\n */\nexport function cacheItemId<ItemT extends Cacheable>(item: ItemT): CacheItemId | null {\n\tif (!item) {\n\t\treturn null;\n\t}\n\n\tconst id = item.id as unknown;\n\tif (typeof id === 'string') {\n\t\treturn id;\n\t}\n\n\t// If id is a strong type function\n\tif (typeof id !== 'function') {\n\t\treturn null;\n\t}\n\n\tconst result = id();\n\tif (typeof result !== 'string') {\n\t\treturn null;\n\t}\n\n\treturn result;\n}\n"]}