From f6385b071cee2c261da28bf98fd1599da1a30ddb Mon Sep 17 00:00:00 2001
From: Johannes Ranke <jranke@uni-bremen.de>
Date: Wed, 13 Nov 2019 11:05:39 +0100
Subject: Likelihood ratio test for mmkin columns with two fits

---
 NAMESPACE                          | 1 +
 R/lrtest.mkinfit.R                 | 5 ++---
 docs/reference/index.html          | 2 +-
 docs/reference/lrtest.mkinfit.html | 8 ++++++--
 man/lrtest.mkinfit.Rd              | 6 +++++-
 5 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/NAMESPACE b/NAMESPACE
index f428a612..e561621b 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -7,6 +7,7 @@ S3method(confint,mkinfit)
 S3method(loftest,mkinfit)
 S3method(logLik,mkinfit)
 S3method(lrtest,mkinfit)
+S3method(lrtest,mmkin)
 S3method(mkinpredict,mkinfit)
 S3method(mkinpredict,mkinmod)
 S3method(nobs,mkinfit)
diff --git a/R/lrtest.mkinfit.R b/R/lrtest.mkinfit.R
index 380cf3a5..0054ea88 100644
--- a/R/lrtest.mkinfit.R
+++ b/R/lrtest.mkinfit.R
@@ -18,10 +18,9 @@ lmtest::lrtest
 #' parameters (alternative hypothesis) is listed first, then the model with the
 #' lower number of fitted parameters (null hypothesis).
 #'
-#' The method for mmkin objects only works for column objects with two members.
-#'
 #' @importFrom stats logLik update
-#' @param object An \code{\link{mkinfit}} object
+#' @param object An \code{\link{mkinfit}} object, or an \code{\link{mmkin}} column
+#'  object containing two fits to the same data.
 #' @param object_2 Optionally, another mkinfit object fitted to the same data.
 #' @param \dots Argument to \code{\link{mkinfit}}, passed to
 #'   \code{\link{update.mkinfit}} for creating the alternative fitted object.
diff --git a/docs/reference/index.html b/docs/reference/index.html
index 0947ff94..4398469b 100644
--- a/docs/reference/index.html
+++ b/docs/reference/index.html
@@ -209,7 +209,7 @@ more datasets</p></td>
       </tr><tr>
         
         <td>
-          <p><code><a href="lrtest.mkinfit.html">lrtest(<i>&lt;mkinfit&gt;</i>)</a></code> </p>
+          <p><code><a href="lrtest.mkinfit.html">lrtest(<i>&lt;mkinfit&gt;</i>)</a></code> <code><a href="lrtest.mkinfit.html">lrtest(<i>&lt;mmkin&gt;</i>)</a></code> </p>
         </td>
         <td><p>Likelihood ratio test for mkinfit models</p></td>
       </tr><tr>
diff --git a/docs/reference/lrtest.mkinfit.html b/docs/reference/lrtest.mkinfit.html
index 1d82eb74..70157db9 100644
--- a/docs/reference/lrtest.mkinfit.html
+++ b/docs/reference/lrtest.mkinfit.html
@@ -145,14 +145,18 @@ and can be expressed by fixing the parameters of the other.</p>
     </div>
 
     <pre class="usage"><span class='co'># S3 method for mkinfit</span>
-<span class='fu'><a href='https://rdrr.io/pkg/lmtest/man/lrtest.html'>lrtest</a></span>(<span class='no'>object</span>, <span class='kw'>object_2</span> <span class='kw'>=</span> <span class='kw'>NULL</span>, <span class='no'>...</span>)</pre>
+<span class='fu'><a href='https://rdrr.io/pkg/lmtest/man/lrtest.html'>lrtest</a></span>(<span class='no'>object</span>, <span class='kw'>object_2</span> <span class='kw'>=</span> <span class='kw'>NULL</span>, <span class='no'>...</span>)
+
+<span class='co'># S3 method for mmkin</span>
+<span class='fu'><a href='https://rdrr.io/pkg/lmtest/man/lrtest.html'>lrtest</a></span>(<span class='no'>object</span>, <span class='no'>...</span>)</pre>
 
     <h2 class="hasAnchor" id="arguments"><a class="anchor" href="#arguments"></a>Arguments</h2>
     <table class="ref-arguments">
     <colgroup><col class="name" /><col class="desc" /></colgroup>
     <tr>
       <th>object</th>
-      <td><p>An <code><a href='mkinfit.html'>mkinfit</a></code> object</p></td>
+      <td><p>An <code><a href='mkinfit.html'>mkinfit</a></code> object, or an <code><a href='mmkin.html'>mmkin</a></code> column
+object containing two fits to the same data.</p></td>
     </tr>
     <tr>
       <th>object_2</th>
diff --git a/man/lrtest.mkinfit.Rd b/man/lrtest.mkinfit.Rd
index bc8ab4dc..84d7bc99 100644
--- a/man/lrtest.mkinfit.Rd
+++ b/man/lrtest.mkinfit.Rd
@@ -2,12 +2,16 @@
 % Please edit documentation in R/lrtest.mkinfit.R
 \name{lrtest.mkinfit}
 \alias{lrtest.mkinfit}
+\alias{lrtest.mmkin}
 \title{Likelihood ratio test for mkinfit models}
 \usage{
 \method{lrtest}{mkinfit}(object, object_2 = NULL, ...)
+
+\method{lrtest}{mmkin}(object, ...)
 }
 \arguments{
-\item{object}{An \code{\link{mkinfit}} object}
+\item{object}{An \code{\link{mkinfit}} object, or an \code{\link{mmkin}} column
+object containing two fits to the same data.}
 
 \item{object_2}{Optionally, another mkinfit object fitted to the same data.}
 
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