NAMESPACE

useDynLib(sonic, .registration = TRUE)

import("stats")
import("Rcpp")

export("fastRM", "fast2PL", "fast3PL", "fast3PLu", "fast4PL",
  "estfun.rm", "estfun.twopl", "estfun.threepl", "estfun.threeplu", "estfun.fourpl"
)

S3method("coef", "rm")
S3method("logLik", "rm")
S3method("nobs", "rm")
S3method("print", "rm")
S3method("print", "summary.rm")
S3method("summary", "rm")
S3method("vcov", "rm")
S3method("weights", "rm")

S3method("coef", "twopl")
S3method("logLik", "twopl")
S3method("nobs", "twopl")
S3method("print", "twopl")
S3method("print", "summary.twopl")
S3method("summary", "twopl")
S3method("vcov", "twopl")
S3method("weights", "twopl")

S3method("coef", "threepl")
S3method("logLik", "threepl")
S3method("nobs", "threepl")
S3method("print", "threepl")
S3method("print", "summary.threepl")
S3method("summary", "threepl")
S3method("vcov", "threepl")
S3method("weights", "threepl")

S3method("coef", "threeplu")
S3method("logLik", "threeplu")
S3method("nobs", "threeplu")
S3method("print", "threeplu")
S3method("print", "summary.threeplu")
S3method("summary", "threeplu")
S3method("vcov", "threeplu")
S3method("weights", "threeplu")

S3method("coef", "fourpl")
S3method("logLik", "fourpl")
S3method("nobs", "fourpl")
S3method("print", "fourpl")
S3method("print", "summary.fourpl")
S3method("summary", "fourpl")
S3method("vcov", "fourpl")
S3method("weights", "fourpl")

### conditional registration of strucchange methods
if(getRversion() >= "3.6.0") {
  S3method(sandwich::estfun, "rm")
  S3method(sandwich::estfun, "twopl")
  S3method(sandwich::estfun, "threepl")
  S3method(sandwich::estfun, "threeplu")
  S3method(sandwich::estfun, "fourpl")
}