Merge pull request #778 from mccarthy-m-g/coef_rename-poly

Add arguments to rename polynomials with `coef_rename()`

DESCRIPTION

@@ -9,7 +9,7 @@ Description: Create beautiful and customizable tables to summarize several
     RTF, JPG, or PNG. Tables can easily be embedded in 'Rmarkdown' or 'knitr'
     dynamic documents. Details can be found in Arel-Bundock (2022)
     <doi:10.18637/jss.v103.i01>.
-Version: 2.1.1
+Version: 2.1.1.1
 Authors@R: c(person("Vincent", "Arel-Bundock", 
                    email = "[email protected]", 
                    role = c("aut", "cre"),

NEWS.md

@@ -1,5 +1,9 @@
 # News 
 
+## Development
+
+* `coef_rename()` gets a `poly=TRUE` argument to rename `poly(x, 2)`-style coefficients. Thanks to @mccarthy-m-g for code contribution #778.
+
 ## 2.1.1
 
 * Documentation improvements

R/coef_rename.R

@@ -7,6 +7,7 @@
 #' @param factor boolean remove the "factor()" label
 #' @param factor_name boolean remove the "factor()" label and the name of the
 #' variable
+#' @param poly boolean remove the "poly()" label and function arguments
 #' @param backticks boolean remove backticks
 #' @param titlecase boolean convert to title case
 #' @param underscore boolean replace underscores by spaces
@@ -24,6 +25,7 @@
 coef_rename <- function(x,
                        factor = TRUE,
                        factor_name = TRUE,
+                       poly = TRUE,
                        backticks = TRUE,
                        titlecase = TRUE,
                        underscore = TRUE,
@@ -36,6 +38,10 @@ coef_rename <- function(x,
     out <- gsub("factor\\((.*)\\)", "\\1 ", out)
   }
 
+  if (isTRUE(poly)) {
+    out <- gsub("poly\\(([^,]*),.*\\)", "\\1^", out)
+  }
+
   if (isTRUE(underscore)) {
     out <- gsub("_", " ", out)
   }