"barrel file" meaning in English

{
  "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": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "JavaScript",
          "orig": "en:JavaScript",
          "parents": [
            "Computer languages",
            "World Wide Web",
            "Programming",
            "Internet",
            "Computing",
            "Software engineering",
            "Networking",
            "Technology",
            "Computer science",
            "Engineering",
            "Software",
            "All topics",
            "Sciences",
            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Programming",
          "orig": "en:Programming",
          "parents": [
            "Computing",
            "Software engineering",
            "Technology",
            "Computer science",
            "Engineering",
            "Software",
            "All topics",
            "Sciences",
            "Applied sciences",
            "Media",
            "Fundamental",
            "Communication"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "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": "quote"
        }
      ],
      "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": [
        {
          "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": "quote"
        }
      ],
      "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"
}