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{
"additionalProperties": false,
"type": "object",
"properties": {
"description": {
"type": "string"
},
"owner": {
"type": "string",
"description": "The owner of the feature."
},
"applications": {
"description": "The applications that can enroll in experiments for this feature. Defaults to firefox-desktop if not present.",
"type": "array",
"items": {
"type": "string",
"enum": ["firefox-desktop", "firefox-desktop-background-task"]
},
"minItems": 1
},
"hasExposure": {
"type": "boolean",
"description": "If the feature sends an exposure event."
},
"exposureDescription": {
"type": "string",
"description": "A description of the implementation details of the exposure event, if one is sent."
},
"isEarlyStartup": {
"type": "boolean",
"description": "If the feature values should be cached in prefs for fast early startup."
},
"schema": {
"type": "object",
"description": "For features with large number of variables we instead point to a JSONSchema file instead of specifying them in the variables field",
"properties": {
"uri": {
"type": "string",
"description": "A resource:// URI that can be loaded at runtime from within Firefox.",
"format": "uri"
},
"path": {
"type": "string",
"description": "The path to the schema file relative to the repository root"
}
},
"required": ["uri", "path"]
},
"variables": {
"additionalProperties": false,
"type": "object",
"patternProperties": {
"[a-zA-Z0-9_]+": {
"type": "object",
"properties": {
"type": {
"type": "string",
"enum": ["json", "boolean", "int", "string"]
},
"fallbackPref": {
"type": "string",
"description": "A pref that provides the default value for a feature when none is present"
},
"setPref": {
"description": "A pref that should be set to the value of this variable when enrolling in experiments.",
"type": "object",
"properties": {
"branch": {
"type": "string",
"enum": ["default", "user"],
"description": "The branch the pref will be set on."
},
"pref": {
"type": "string",
"description": "The name of the pref."
}
},
"required": ["branch", "pref"],
"additionalProperties": false
},
"enum": {
"description": "Validate feature value using a list of possible options (for string only values)."
},
"description": {
"type": "string",
"description": "Explain how this value is being used"
}
},
"required": ["type", "description"],
"additionalProperties": false,
"dependentSchemas": {
"fallbackPref": {
"description": "setPref is mutually exclusive with fallbackPref",
"properties": {
"setPref": {
"const": null
}
}
},
"setPref": {
"description": "fallbackPref is mutually exclusive with setPref",
"properties": {
"fallbackPref": {
"const": null
}
}
}
}
}
}
}
},
"required": ["description", "hasExposure", "owner", "variables"],
"if": {
"properties": {
"hasExposure": {
"const": true
}
}
},
"then": {
"required": ["exposureDescription"]
}
}