variabless-font-configuration-2.ts

const fontSizes = [10, 12, 14 , ...];
const coreStyles = {
  fontSize: {
    variableName: 'text:valueKey',
    properties: [{
      prop: 'font-size',
      selector: '.text:valueKey'
    }],
    value: fontSizes.reduce((acc, size) => {
      acc[size] = `${size / 16}rem`;

      return acc;
    }, {}),
  }
};