config.json5

{
	source: ['tokens/**/*.json'],
	platforms: {
		css: {
			transforms: [
				'attribute/cti',
				'name/cti/kebab',
				'color/css',
				'custom/pxToRem',
			],
			buildPath: 'build/css/',
			options: {
				outputReferences: true,
			},
			files: [
				{
					destination: 'tokens.css',
					filter: 'remove-useless-tokens',
					format: 'css/variables',
				},
			],
		},
		js: {
			transforms: [
				'attribute/cti',
				'name/cti/pascal',
				'size/rem',
				'color/css',
				'custom/pxToRem',
			],
			buildPath: 'build/js/',
			files: [
				{
					destination: 'tokens.js',
					filter: 'remove-useless-tokens',
					format: 'javascript/esm',
				},
				{
					destination: 'tokens.d.ts',
					filter: 'remove-useless-tokens',
					format: 'typescript/esm-declarations',
				},
			],
		},
		json: {
			transformGroup: 'js',
			buildPath: 'build/json/',
			files: [
				{
					destination: 'tokens.json',
					filter: 'remove-useless-tokens',
					format: 'json/flat-with-references',
				},
			],
		},
	},
}