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import sbt._
trait BuildInfoEnvironment {
self : Project =>
def buildInfoEnvironmentLocation: Path
/**
* Environment for storing properties that
* 1) need to be saved across sbt session
* 2) Are local to a layer
* Used to save the last version of the compiler used to build the layer (for discarding it's product if necessary)
*/
lazy val layerEnvironment = new BasicEnvironment {
// use the project's Logger for any properties-related logging
def log = self.log
// the properties file will be read/stored
def envBackingPath = buildInfoEnvironmentLocation
// define some properties
lazy val lastCompilerVersion: Property[String] = propertyOptional[String]("")
}
}
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