"barrel file" meaning in All languages combined

See barrel file on Wiktionary

Noun [English]

Forms: barrel files [plural]
Head templates: {{en-noun}} barrel file (plural barrel files)
  1. (programming) A JavaScript or TypeScript module which does nothing except import various files and then export them together, for the convenience of other developers who only need to know about and work with that single barrel file.

Inflected forms

{
  "forms": [
    {
      "form": "barrel files",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "barrel file (plural barrel files)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "JavaScript",
          "orig": "en:JavaScript",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Programming",
          "orig": "en:Programming",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              151,
              162
            ]
          ],
          "ref": "2024, Ángel Sola Orbaiceta, Build a Frontend Web Framework (From Scratch), Shelter Island, N.Y.: Manning Publications Co., →ISBN, page 111:",
          "text": "The first thing you want to do to build your framework is export the functions that you want to expose to the developer using it from the src/index.js barrel file. Whatever you export from this file makes the public API of the framework.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A JavaScript or TypeScript module which does nothing except import various files and then export them together, for the convenience of other developers who only need to know about and work with that single barrel file."
      ],
      "id": "en-barrel_file-en-noun-wpt02p4w",
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "JavaScript",
          "JavaScript#Proper noun"
        ],
        [
          "TypeScript",
          "TypeScript#Proper noun"
        ],
        [
          "module",
          "module#Noun"
        ],
        [
          "import",
          "import#Verb"
        ],
        [
          "export",
          "export#Verb"
        ]
      ],
      "raw_glosses": [
        "(programming) A JavaScript or TypeScript module which does nothing except import various files and then export them together, for the convenience of other developers who only need to know about and work with that single barrel file."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ]
    }
  ],
  "word": "barrel file"
}
{
  "forms": [
    {
      "form": "barrel files",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "barrel file (plural barrel files)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:JavaScript",
        "en:Programming"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              151,
              162
            ]
          ],
          "ref": "2024, Ángel Sola Orbaiceta, Build a Frontend Web Framework (From Scratch), Shelter Island, N.Y.: Manning Publications Co., →ISBN, page 111:",
          "text": "The first thing you want to do to build your framework is export the functions that you want to expose to the developer using it from the src/index.js barrel file. Whatever you export from this file makes the public API of the framework.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A JavaScript or TypeScript module which does nothing except import various files and then export them together, for the convenience of other developers who only need to know about and work with that single barrel file."
      ],
      "links": [
        [
          "programming",
          "programming#Noun"
        ],
        [
          "JavaScript",
          "JavaScript#Proper noun"
        ],
        [
          "TypeScript",
          "TypeScript#Proper noun"
        ],
        [
          "module",
          "module#Noun"
        ],
        [
          "import",
          "import#Verb"
        ],
        [
          "export",
          "export#Verb"
        ]
      ],
      "raw_glosses": [
        "(programming) A JavaScript or TypeScript module which does nothing except import various files and then export them together, for the convenience of other developers who only need to know about and work with that single barrel file."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "programming",
        "sciences"
      ]
    }
  ],
  "word": "barrel file"
}

Download raw JSONL data for barrel file meaning in All languages combined (1.8kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2026-08-28 from the enwiktionary dump dated 2026-08-05 using wiktextract (872fc7b and 4deed51). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.