JSON Vars

JSON Vars extention

Extention provides additional Azure pipeline tasks that gives ability to read content of JSON file and set its properies as pipeline variables.

JsonVars task

Running on Node.js (Cross-patform)

Example

test.json

{
   "glossary":{
      "title":"example glossary",
      "GlossDiv":{
         "title":"S",
         "GlossList":{
            "GlossEntry":{
               "ID":"SGML",
               "SortAs":"SGML",
               "GlossTerm":"Standard Generalized Markup Language",
               "Acronym":"SGML",
               "Abbrev":"ISO 8879:1986",
               "GlossDef":{
                  "para":"A meta-markup language, used to create markup languages such as DocBook.",
                  "GlossSeeAlso":[
                     "GML",
                     "XML"
                  ]
               },
               "GlossSee":"markup"
            }
         }
      }
   }
}

pipeline.yaml

trigger:
- master

pool:
  vmImage: ubuntu-latest

stages:
  - stage:
    jobs:
      - job: json_output
        steps:
          - task: JsonVarsV2@0
            name: jsonOutput
            inputs:
              jsonFilePath: '$(System.DefaultWorkingDirectory)/test.json'
              envPathSeparator: '.'
              isOutput: true
          - task: PowerShell@2
            inputs:
              targetType: 'inline'
              script: |
                Write-Host "$(glossary.GlossDiv.GlossList.GlossEntry.GlossTerm)"


      - job: read_json
        dependsOn: json_output
        variables: 
          - name: glossary
            value: $[ dependencies.json_output.outputs['jsonOutput.glossary.GlossDiv.GlossList.GlossEntry.GlossTerm'] ]
        steps:
          
        - task: PowerShell@2
          inputs:
            targetType: 'inline'
            script: |
              Write-Host "$(glossary)"
            

Console Output

json_output
Starting: PowerShell
Standard Generalized Markup Language

read_json
Starting: PowerShell
Standard Generalized Markup Language