io.scalajs.nodejs.buffer.package.scala Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of nodejs_sjs0.6_2.11 Show documentation

NodeJS bindings for Scala.js

There is a newer version: 0.4.2

package io.scalajs.nodejs

import scala.scalajs.js

/**
  * buffer package object
  * @author [email protected]
  */
package object buffer {

  /////////////////////////////////////////////////////////////////////////////////
  //      Buffer Extensions
  /////////////////////////////////////////////////////////////////////////////////

  /**
    * Buffer Extensions
    * @author [email protected]
    */
  implicit class BufferExtensions(val buffer: Buffer) extends AnyVal {

    /**
      * Syntactic sugar for concatenating a buffer
      * @param aBuffer another buffer
      * @return a new buffer with the concatenated contents of both buffers
      */
    @inline
    def +(aBuffer: Buffer): Buffer = Buffer.concat(js.Array(buffer, aBuffer))

    /**
      * Returns the actual byte length of a string. This is not the same as String.prototype.length since that returns
      * the number of characters in a string.
      * @param encoding the optional encoding (default "utf8")
      */
    @inline
    def byteLength(encoding: String = "utf8"): Int = Buffer.byteLength(buffer, encoding)

    /**
      * Returns the hex-formatted string
      * @return the hex-formatted string
      */
    @inline
    def toHexString: String = buffer.entries().flatMap(_.lastOption).map(n => f"$n%02x").mkString

  }

}