theme.json generator

theme.js

// To run: node theme.js
const fs = require('fs');

const theme = {
    "settings": {
        "typography": {
            "fontSizes": [
                // This is a comment.
                {
                    "name": "Large",
                    "size": "clamp(var(--wp--custom--typography--normal), calc(1rem + var(--wp--custom--typography--large--preferred, 3vw)), var(--wp--custom--typography--large))",
                    "slug": "large"
                },
                // This is another comment.
                {
                    "name": "Extra Large",
                    "size": "clamp(var(--wp--custom--typography--large), calc(1rem + var(--wp--custom--typography--extra-large--preferred, 4vw)), var(--wp--custom--typography--extra-large))",
                    "slug": "extra-large"
                }
            ]
        }
    }
};

fs.writeFileSync('theme.json', JSON.stringify(theme, null, 4));