1564396449
详细说明: - 添加了V2版本的工作流页面和结果页面 - 更新了Serena记忆文件 - 添加了详细实施计划文档 - 优化了Vite配置 - 更新了项目文档CLAUDE.md - 构建了演示系统的dist版本 - 包含了exhibition-demo的完整依赖
35 lines
984 B
JavaScript
35 lines
984 B
JavaScript
let random = async bytes => crypto.getRandomValues(new Uint8Array(bytes))
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let customAlphabet = (alphabet, defaultSize = 21) => {
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let mask = (2 << (Math.log(alphabet.length - 1) / Math.LN2)) - 1
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let step = -~((1.6 * mask * defaultSize) / alphabet.length)
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return async (size = defaultSize) => {
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let id = ''
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while (true) {
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let bytes = crypto.getRandomValues(new Uint8Array(step))
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let i = step | 0
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while (i--) {
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id += alphabet[bytes[i] & mask] || ''
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if (id.length === size) return id
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}
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}
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}
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}
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let nanoid = async (size = 21) => {
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let id = ''
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let bytes = crypto.getRandomValues(new Uint8Array((size |= 0)))
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while (size--) {
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let byte = bytes[size] & 63
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if (byte < 36) {
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id += byte.toString(36)
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} else if (byte < 62) {
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id += (byte - 26).toString(36).toUpperCase()
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} else if (byte < 63) {
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id += '_'
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} else {
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id += '-'
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}
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}
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return id
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}
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export { nanoid, customAlphabet, random }
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