Chain.jl example

Chain.jl example.ipynb

{
  "cells": [
    {
      "metadata": {},
      "cell_type": "markdown",
      "source": "https://twitter.com/_dsudo/status/1392823818494693376"
    },
    {
      "metadata": {},
      "cell_type": "markdown",
      "source": "https://github.com/jkrumbiegel/Chain.jl"
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "using Chain",
      "execution_count": 1,
      "outputs": []
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@chain begin\n    (1, 2, 3)\n    ((a, b, c) = _; a + b + c)\n    println\nend",
      "execution_count": 2,
      "outputs": [
        {
          "output_type": "stream",
          "text": "6\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@chain begin\n    (1, 2, 3)\n    +(_...)\n    println\nend",
      "execution_count": 3,
      "outputs": [
        {
          "output_type": "stream",
          "text": "6\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@chain begin\n    (1, 2, 3)\n    sum\n    println\nend",
      "execution_count": 4,
      "outputs": [
        {
          "output_type": "stream",
          "text": "6\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": ":((1, 2, 3) |>\n(((a, b, c),) -> a + b + c) |>\nprintln) |> Base.remove_linenums!",
      "execution_count": 5,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 5,
          "data": {
            "text/plain": ":(((1, 2, 3) |> (((a, b, c),)->begin\n                  a + b + c\n              end)) |> println)"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "(1, 2, 3) |>\n(((a, b, c),) -> a + b + c) |>\nprintln",
      "execution_count": 6,
      "outputs": [
        {
          "output_type": "stream",
          "text": "6\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "f((a, b, c)) = a + b + c\nt = (1, 2, 3)\nf(t)",
      "execution_count": 7,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 7,
          "data": {
            "text/plain": "6"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "t = (1, 2, 3)\n(((a, b, c),) -> a + b + c)(t)",
      "execution_count": 8,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 8,
          "data": {
            "text/plain": "6"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@show VERSION\n(a = 0, b = 0, c = 0, x = 1, y = 2, z = 3) |>\n(((; x, y, z),) -> muladd(x, y, z)) |>\nprintln",
      "execution_count": 9,
      "outputs": [
        {
          "output_type": "stream",
          "text": "VERSION = v\"1.7.0-DEV.1049\"\n5\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@show VERSION\ng((; x, y, z)) = muladd(x, y, z)\nu = (a = 0, b = 0, c = 0, x = 1, y = 2, z = 3)\ng(u)",
      "execution_count": 10,
      "outputs": [
        {
          "output_type": "stream",
          "text": "VERSION = v\"1.7.0-DEV.1049\"\n",
          "name": "stdout"
        },
        {
          "output_type": "execute_result",
          "execution_count": 10,
          "data": {
            "text/plain": "5"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@show VERSION\nu = (a = 0, b = 0, c = 0, x = 1, y = 2, z = 3)\n(((; x, y, z),) -> muladd(x, y, z))(u)",
      "execution_count": 11,
      "outputs": [
        {
          "output_type": "stream",
          "text": "VERSION = v\"1.7.0-DEV.1049\"\n",
          "name": "stdout"
        },
        {
          "output_type": "execute_result",
          "execution_count": 11,
          "data": {
            "text/plain": "5"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "Base.@kwdef struct Foo{A, B, C, X, Y, Z}\n    a::A = 0\n    b::B = 0\n    c::C = 0\n    x::X = 1\n    y::Y = 2\n    z::Z = 3\nend\n\nfoo = Foo()",
      "execution_count": 12,
      "outputs": [
        {
          "output_type": "execute_result",
          "execution_count": 12,
          "data": {
            "text/plain": "Foo{Int64, Int64, Int64, Int64, Int64, Int64}(0, 0, 0, 1, 2, 3)"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "dump(foo)",
      "execution_count": 13,
      "outputs": [
        {
          "output_type": "stream",
          "text": "Foo{Int64, Int64, Int64, Int64, Int64, Int64}\n  a: Int64 0\n  b: Int64 0\n  c: Int64 0\n  x: Int64 1\n  y: Int64 2\n  z: Int64 3\n",
          "name": "stdout"
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@show VERSION\nh((; x, y, z)) = @show x y z muladd(x, y, z)\nh(foo)",
      "execution_count": 14,
      "outputs": [
        {
          "output_type": "stream",
          "text": "VERSION = v\"1.7.0-DEV.1049\"\nx = 1\ny = 2\nz = 3\nmuladd(x, y, z) = 5\n",
          "name": "stdout"
        },
        {
          "output_type": "execute_result",
          "execution_count": 14,
          "data": {
            "text/plain": "5"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "@show VERSION\n(((; x, y, z),) -> muladd(x, y, z))(foo)",
      "execution_count": 15,
      "outputs": [
        {
          "output_type": "stream",
          "text": "VERSION = v\"1.7.0-DEV.1049\"\n",
          "name": "stdout"
        },
        {
          "output_type": "execute_result",
          "execution_count": 15,
          "data": {
            "text/plain": "5"
          },
          "metadata": {}
        }
      ]
    },
    {
      "metadata": {
        "trusted": true
      },
      "cell_type": "code",
      "source": "",
      "execution_count": null,
      "outputs": []
    }
  ],
  "metadata": {
    "@webio": {
      "lastKernelId": null,
      "lastCommId": null
    },
    "_draft": {
      "nbviewer_url": "https://gist.github.com/a291c163a3361be1a2c9796ae8c9e5b0"
    },
    "gist": {
      "id": "a291c163a3361be1a2c9796ae8c9e5b0",
      "data": {
        "description": "Chain.jl example",
        "public": true
      }
    },
    "kernelspec": {
      "name": "julia-1.7-depwarn-o3",
      "display_name": "Julia 1.7.0-DEV depwarn -O3",
      "language": "julia"
    },
    "language_info": {
      "file_extension": ".jl",
      "name": "julia",
      "mimetype": "application/julia",
      "version": "1.7.0"
    },
    "toc": {
      "nav_menu": {},
      "number_sections": true,
      "sideBar": true,
      "skip_h1_title": false,
      "base_numbering": 1,
      "title_cell": "Table of Contents",
      "title_sidebar": "Contents",
      "toc_cell": false,
      "toc_position": {},
      "toc_section_display": true,
      "toc_window_display": false
    }
  },
  "nbformat": 4,
  "nbformat_minor": 5
}