استفاده از AWS Step Functions به عنوان هنر

{
  "Comment": "Building a tree is fun!",
  "StartAt": "Time to plant a seed",
  "States": {
    "Time to plant a seed": {
      "Type": "Pass",
      "Next": "To grow a beautiful tree"
    },
    "To grow a beautiful tree": {
      "Type": "Task",
      "Resource": "arn:aws:lambda:us-east-1:xxxxxxxxxxxx:function:Fail",
      "Catch": [
         {
            "ErrorEquals": [
               "States.TaskFailed"
            ],
            "Next": "As tall as it can be, so wild and free"
         }
       ],
       "Next": "As tall as it can be, so wild and free"
    },
    "As tall as it can be, so wild and free": {
      "Type": "Pass",
      "Next": "My needles are green my trunk is brown"
    },
    "My needles are green my trunk is brown": {
      "Type": "Parallel",
      "Branches": [
        {
          "StartAt": "Im the tallest",
          "States": {
            "Im the tallest": {
              "Type": "Succeed"
            }
          }
        },
        {
          "StartAt": "Healthiest",
          "States": {
            "Healthiest": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:us-east-1:xxxxxxxxxxxx:function:Fail",
              "Catch": [
                {
                  "ErrorEquals": [
                    "States.TaskFailed"
                  ],
                  "Next": "Pine cones are my future"
                }
              ],
              "End": true
            },
            "Pine cones are my future": {
              "Type": "Pass",
              "Result": "Love em",
              "End": true
            }
          }
        },
        {
          "StartAt": "Tree around",
          "States": {
            "Tree around": {
              "Type": "Succeed"
            }
          }
        }
      ],
      "Next": "Whether growing up or growing down"
    },
    "Whether growing up or growing down": {
      "Type": "Parallel",
      "Next": "My trunk roots me to the ground",
      "Branches": [
        {
          "StartAt": "I reach for the sun",
          "States": {
            "I reach for the sun": {
              "Type": "Pass",
              "End": true
            }
          }
        },
        {
          "StartAt": "PC",
          "States": {
            "PC": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:us-east-1:xxxxxxxxxxxx:function:Fail",
              "Catch": [
                {
                  "ErrorEquals": [
                    "States.TaskFailed"
                  ],
                  "Next": "Squirrels and birds"
                }
              ],
              "End": true
            },
            "Squirrels and birds": {
              "Type": "Pass",
              "Result": "Beautiful",
              "End": true
            }
          }
        },
        {
          "StartAt": "I burrow deep underground",
          "States": {
            "I burrow deep underground": {
              "Type": "Pass",
              "End": true
            }
          }
        },
        {
          "StartAt": "!PC",
          "States": {
            "!PC": {
              "Type": "Task",
              "Resource": "arn:aws:lambda:us-east-1:xxxxxxxxxxxx:function:Fail",
              "Catch": [
                {
                  "ErrorEquals": [
                    "States.TaskFailed"
                  ],
                  "Next": "Home for many critters"
                }
              ],
              "End": true
            },
            "Home for many critters": {
              "Type": "Pass",
              "Result": "Good company",
              "End": true
            }
          }
        },
        {
          "StartAt": "I fill the air with scent profound",
          "States": {
            "I fill the air with scent profound": {
              "Type": "Pass",
              "End": true
            }
          }
        }
      ]
    },
    "My trunk roots me to the ground": {
      "Type": "Pass",
      "End": true
    }
  }
}