The ATS scale measures the tendency to be self-critical at any failure to perform well, holdings of overly high standards, and finally, the tendency to generalize from a single failure to the broader sense of self-worth.
Carver, C. S., La Voie, L., Kuhl, J., & Ganellen, R. J. (1988). Cognitive concomitants of depression: A further examination of the roles of generalization, high standards, and self-criticism. Journal of Social and Clinical Psychology, 7, 350-365.