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• .. (вверх)
• [DIR] ..
• [FILE] account.ts
• [FILE] address.ts
• [FILE] bytes.ts
• [FILE] constants.ts
• [FILE] externals.ts
• [FILE] hash.ts
• [FILE] helpers.ts
• [FILE] index.ts
• [FILE] internal.ts
• [FILE] object.ts
• [FILE] signature.ts
• [FILE] types.ts

Просмотр файла: helpers.ts

import { isHexString } from './internal'

/**
 * Throws if a string is not hex prefixed
 * @param {string} input string to check hex prefix of
 */
export const assertIsHexString = function (input: string): void {
  if (!isHexString(input)) {
    const msg = `This method only supports 0x-prefixed hex strings but input was: ${input}`
    throw new Error(msg)
  }
}

/**
 * Throws if input is not a buffer
 * @param {Buffer} input value to check
 */
export const assertIsBuffer = function (input: Buffer): void {
  if (!Buffer.isBuffer(input)) {
    const msg = `This method only supports Buffer but input was: ${input}`
    throw new Error(msg)
  }
}

/**
 * Throws if input is not an array
 * @param {number[]} input value to check
 */
export const assertIsArray = function (input: number[]): void {
  if (!Array.isArray(input)) {
    const msg = `This method only supports number arrays but input was: ${input}`
    throw new Error(msg)
  }
}

/**
 * Throws if input is not a string
 * @param {string} input value to check
 */
export const assertIsString = function (input: string): void {
  if (typeof input !== 'string') {
    const msg = `This method only supports strings but input was: ${input}`
    throw new Error(msg)
  }
}

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