diff options
Diffstat (limited to 'src/utils/bases.ts')
-rw-r--r-- | src/utils/bases.ts | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/utils/bases.ts b/src/utils/bases.ts new file mode 100644 index 0000000..a610d13 --- /dev/null +++ b/src/utils/bases.ts @@ -0,0 +1,11 @@ +export const bufferToBase = (buf: Uint8Array, base = 10): string => { + if (base < 2 || base > 36) { + throw new RangeError("Base must be between 2 and 36."); + } + + const max = Math.ceil(8 / Math.log2(base)); // Math.log2(1 << 8) = 8 + + return Array.from(buf, (byte) => byte.toString(base).padStart(max, "0")).join( + "", + ); +}; |