@sanity/migrate/dist/actions/migration/templates/minimalSimple.js

Tooling for running data migrations on Sanity.io projects

export var minimalSimple = function(param) {
    var documentTypes = param.documentTypes, migrationName = param.migrationName;
    return "import {at, defineMigration, setIfMissing, unset} from 'sanity/migrate'\n\nexport default defineMigration({\n  title: ".concat(JSON.stringify(migrationName), ",\n").concat(documentTypes.length > 0 ? "  documentTypes: [".concat(documentTypes.map(function(t) {
        return JSON.stringify(t);
    }).join(', '), "],\n") : '', "\n  migrate: {\n    document(doc, context) {\n      // this will be called for every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n\n      return at('title', setIfMissing('Default title'))\n    },\n    node(node, path, context) {\n      // this will be called for every node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n\n      if (typeof node === 'string' && node === 'deleteme') {\n        return unset()\n      }\n    },\n    object(node, path, context) {\n      // this will be called for every object node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n      if (node._type === 'author') {\n        // make sure all authors objects have a books array\n        return at('books', setIfMissing([]))\n      }\n    },\n    array(node, path, context) {\n      // this will be called for every array node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n    },\n    string(node, path, context) {\n      // this will be called for every string node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n    },\n    number(node, path, context) {\n      // this will be called for every number node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n    },\n    boolean(node, path, context) {\n      // this will be called for every boolean node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n    },\n    null(node, path, context) {\n      // this will be called for every null node in every document of the matching type\n      // any patch returned will be applied to the document\n      // you can also return mutations that touches other documents\n    },\n  },\n})\n");
};