[Codemods - Medium post]

wrap-amd-definition.js

root.find(j.ExpressionStatement, {
  expression: {
    type: 'AssignmentExpression',
    operator: '=',
  },
})
.filter(path =>
  path.value.expression.left &&
  isGBNamespaced(path.value.expression.left)
)
.forEach(assignment => {
  const body = j.returnStatement(assignment.value.expression.right);
  j(assignment)
    .replaceWith(
      j.expressionStatement(
        j.callExpression(
          j.identifier('define'),
          [
            j.arrayExpression(files),
            j.functionExpression(null, names, j.blockStatement([body]))
          ]
        )
      )
    );
});