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authorakiyamn2023-09-24 23:22:21 +1000
committerakiyamn2023-09-24 23:22:21 +1000
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tree9cba501844a4a11dcbdffc4050ed8189561c55ed /node_modules/nanoid/index.browser.js
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Initial commit (by create-cloudflare CLI)
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-rw-r--r--node_modules/nanoid/index.browser.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/node_modules/nanoid/index.browser.js b/node_modules/nanoid/index.browser.js
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+import { urlAlphabet } from './url-alphabet/index.js'
+let random = bytes => crypto.getRandomValues(new Uint8Array(bytes))
+let customRandom = (alphabet, defaultSize, getRandom) => {
+ let mask = (2 << (Math.log(alphabet.length - 1) / Math.LN2)) - 1
+ let step = -~((1.6 * mask * defaultSize) / alphabet.length)
+ return (size = defaultSize) => {
+ let id = ''
+ while (true) {
+ let bytes = getRandom(step)
+ let j = step
+ while (j--) {
+ id += alphabet[bytes[j] & mask] || ''
+ if (id.length === size) return id
+ }
+ }
+ }
+}
+let customAlphabet = (alphabet, size = 21) =>
+ customRandom(alphabet, size, random)
+let nanoid = (size = 21) =>
+ crypto.getRandomValues(new Uint8Array(size)).reduce((id, byte) => {
+ byte &= 63
+ if (byte < 36) {
+ id += byte.toString(36)
+ } else if (byte < 62) {
+ id += (byte - 26).toString(36).toUpperCase()
+ } else if (byte > 62) {
+ id += '-'
+ } else {
+ id += '_'
+ }
+ return id
+ }, '')
+export { nanoid, customAlphabet, customRandom, urlAlphabet, random }