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123456789101112131415161718192021222324252627282930313233343536373839404142434445import { loadShikiTheme, type BundledShikiTheme } from 'astro-expressive-code'import { bundledThemes } from 'shiki'import { flattenThemeColors } from '~/utils'
// Use this function to export theme data for analysisconst exportThemeData = async () => { const keyArrays = await Promise.all( Object.keys(bundledThemes).map(async (theme) => { const exTheme = await loadShikiTheme(theme as BundledShikiTheme) const flatTheme = flattenThemeColors(exTheme) return Object.keys(flatTheme) }), ) // Find intersection of all key arrays const commonKeys = keyArrays.reduce((acc, keys) => acc.filter((key) => keys.includes(key)), ) const allKeys = keyArrays.flat() const keyCount = allKeys.reduce((acc: Record<string, number>, key) => { acc[key] = (acc[key] || 0) + 1 return acc }, {}) // Filter keys that appear in less than 10% of themes // and sort them alphabetically const sortedEntries = Object.entries(keyCount) .filter(([_, count]) => count > Math.ceil(Object.keys(bundledThemes).length / 10)) .sort((a, b) => a[0].localeCompare(b[0])) const jsonData = JSON.stringify( { allKeys: Object.fromEntries(sortedEntries), commonKeys: commonKeys.sort(), bundledThemes: Object.keys(bundledThemes).sort(), }, null, 2, ) const outputPath = './data/theme-data.json' // Write to file const fs = await import('fs/promises') await fs.writeFile(outputPath, jsonData, 'utf-8') console.log(`Theme data written to ${outputPath}`)}
await exportThemeData()