braid-design-system/lib/utils/source.macro.js

Themeable design system for the SEEK Group

const { createMacro } = require('babel-plugin-macros');
const { default: generate } = require('@babel/generator');

module.exports = createMacro(({ babel: { types: t }, references }) => {
  if (!references.default) {
    return;
  }

  references.default.forEach(({ parentPath }) => {
    const value = parentPath.node.arguments[0] || t.identifier('undefined');
    const code = t.stringLiteral(generate(value).code);

    return parentPath.replaceWith(
      t.objectExpression([
        t.objectProperty(t.identifier('code'), code),
        t.objectProperty(t.identifier('value'), value),
      ]),
    );
  });
});