private VariableReplacer(ApplicationContext context, FeatureConfig feature, TaskConfig task, Dictionary<string, string> replacements)
{
mContext = context;
mFeature = feature;
mTask = task;
mReplacements = replacements;
}
public TaskExecutionContext(RunContext context, FeatureConfig feature, TaskConfig task, VariableReplacer replacer)
{
mContext = context;
mFeature = feature;
mTask = task;
mReplacer = replacer;
}
public ITask CreateTask(TaskConfig taskConfig)
{
Type taskType;
if (mTypeMap.TryGetValue(taskConfig.TaskName, out taskType))
{
return (ITask)Activator.CreateInstance(taskType);
}
TaskDefinitionConfig taskDefinition;
if (mTaskDefinitions.TryGet(taskConfig.TaskName, out taskDefinition))
{
return new CustomTask(taskDefinition, this);
}
throw new SoftFailureException(string.Format("Cannot find task {0}", taskConfig.TaskName));
}
private static Dictionary<string, string> BuildInitialReplacements(ApplicationContext context, FeatureConfig feature, TaskConfig task)
{
var result = new Dictionary<string, string>();
result["projectRoot"] = context.ProjectRoot;
result["f:name"] = feature.Name;
result["f:baseDirectory"] = feature.BaseDirectory;
foreach (var kvp in context.UserConfig.EnvironmentVariables)
{
result[string.Format("e:{0}", kvp.Key)] = kvp.Value;
}
foreach (var kvp in task.Parameters)
{
result[kvp.Key] = kvp.Value;
}
return result;
}
public VariableReplacer WithSubTask(TaskDefinitionConfig taskDefinition, TaskConfig taskConfig)
{
return new VariableReplacer(mContext, mFeature, taskConfig, MergeDictionaries(mReplacements, MergeDictionaries(taskConfig.Parameters, taskDefinition.Definitions)));
}
public VariableReplacer(ApplicationContext context, FeatureConfig feature, TaskConfig task)
: this(context, feature, task, BuildInitialReplacements(context, feature, task))
{
}