import("stats", "Formula")
importFrom("lmtest", "coeftest", "coeftest.default")
importFrom("sandwich", "bread", "estfun")
importFrom("MASS", "negative.binomial")

export(
  ## heteroscedastic GLMs
  "hetglm",
  "hetglm.fit",
  "hetglm.control",
  
  ## optimize GLMs with eXtra parameters
  "glmx",
  "glmx.fit",
  "glmx.control",
  
  ## Pregibon distribution
  "dpregibon",
  "ppregibon",
  "qpregibon",
  "rpregibon",

  ## (parametric) link-glm generators
  "angular",
  "ao1",
  "ao2",
  "foldexp",
  "gj",
  "gosset",
  "loglog",
  "nblogit",
  "pregibon",
  "rocke",
  "talpha"
)

## methods for class hetglm
S3method("coef", "hetglm")
S3method("logLik", "hetglm")
S3method("model.frame", "hetglm")
S3method("model.matrix", "hetglm")
S3method("predict", "hetglm")
S3method("print", "hetglm")
S3method("print", "summary.hetglm")
S3method("residuals", "hetglm")
S3method("summary", "hetglm")
S3method("terms", "hetglm")
S3method("update", "hetglm")
S3method("vcov", "hetglm")

S3method("coeftest", "hetglm")
S3method("bread", "hetglm")
S3method("estfun", "hetglm")

## methods for class glmx
S3method("coef", "glmx")
S3method("formula", "glmx")
S3method("logLik", "glmx")
S3method("nobs", "glmx")
S3method("vcov", "glmx")
S3method("predict", "glmx")
S3method("print", "glmx")
S3method("print", "summary.glmx")
S3method("summary", "glmx")
