Add chapter status

_common.R

@@ -19,3 +19,20 @@ options(
   pillar.bold = TRUE,
   stringr.html = FALSE
 )
+
+
+status <- function(type) {
+  status <- switch(type,
+    restructuring = "undergoing heavy restructuring and may be confusing or incomplete",
+    drafting = "currently a dumping ground for ideas, and we don't recommend reading it",
+    stop("Invalid `type`", call. = FALSE)
+  )
+
+  cat(paste0(
+    "::: {.rmdnote}\n",
+    "You are reading the work-in-progress second edition of R for Data Science. ",
+    "This chapter is currently ", status, ". ",
+    "You can find the polished first edition at <https://r4ds.had.co.nz>.\n",
+    ":::\n"
+  ))
+}

column-wise.Rmd

@@ -1,5 +1,9 @@
 # Column-wise operations {#column-wise}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ## Introduction
 
 <!--# TO DO: Write introduction. -->

data-import.Rmd

@@ -1,5 +1,9 @@
 # Data import {#data-import}
 
+```{r, results = "asis", echo = FALSE}
+status("restructuring")
+```
+
 <!--# TO DO: This chapter got moved here from the wrangle section, make sure it makes sense in this new location, doesn't assume anything that comes after it. -->
 
 ## Introduction
@@ -663,4 +667,4 @@ For rectangular data:
 For hierarchical data: use **jsonlite** (by Jeroen Ooms) for json, and **xml2** for XML.
 Jenny Bryan has some excellent worked examples at <https://jennybc.github.io/purrr-tutorial/>.
 
-For other file types, try the [R data import/export manual](https://cran.r-project.org/doc/manuals/r-release/R-data.html) and the [**rio**](https://github.com/leeper/rio) package.
+For other file types, try the [R data import/export manual](https://cran.r-project.org/doc/manuals/r-release/R-data.html) and the [**rio**](https://github.com/leeper/rio) package.

data-transform.Rmd

@@ -1,5 +1,9 @@
 # Data transformation {#data-transform}
 
+```{r, results = "asis", echo = FALSE}
+status("restructuring")
+```
+
 ## Introduction
 
 Visualisation is an important tool for insight generation, but it is rare that you get the data in exactly the right form you need.

import-databases.Rmd

@@ -1,3 +1,7 @@
 # Databases {#import-databases}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 <!--# TO DO: Write chapter. -->

import-other.Rmd

@@ -1,3 +1,7 @@
 # Other types of data {#import-other}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 <!--# TO DO: Write chapter. -->

import-rectangular.Rmd

@@ -1,3 +1,7 @@
 # Rectangular data {#import-rectangular}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 <!--# TO DO: Write chapter. -->

import-spreadsheets.Rmd

@@ -1,3 +1,7 @@
 # Spreadsheets {#import-spreadsheets}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 <!--# TO DO: Write chapter. -->

import-webscrape.Rmd

@@ -1,3 +1,7 @@
 # Web scraping {#import-webscrape}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 <!--# TO DO: Write chapter. -->

list-columns.Rmd

@@ -1,5 +1,9 @@
 # List columns
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ## Introduction
 
 <!--# TO DO: Write introduction. -->

logicals-numbers.Rmd

@@ -1,5 +1,9 @@
 # Logicals and numbers {#logicals-numbers}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ## Introduction
 
 `between()`

missing-values.Rmd

@@ -1,5 +1,9 @@
 # Missing values {#missing-values}
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ## Introduction
 
 ```{r}

prog-strings.Rmd

@@ -1,5 +1,9 @@
 # Programming with strings
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ```{r}
 library(stringr)
 library(tidyr)

regexps.Rmd

@@ -1,5 +1,9 @@
 # Regular expressions
 
+```{r, results = "asis", echo = FALSE}
+status("restructuring")
+```
+
 ## Introduction
 
 The focus of this chapter will be on regular expressions, or regexps for short.

strings.Rmd

@@ -1,5 +1,9 @@
 # Strings
 
+```{r, results = "asis", echo = FALSE}
+status("restructuring")
+```
+
 ## Introduction
 
 This chapter introduces you to strings.

vector-tools.Rmd

@@ -1,5 +1,9 @@
 # Vector tools
 
+```{r, results = "asis", echo = FALSE}
+status("drafting")
+```
+
 ## Introduction
 
 `%in%`