165 lines
8.5 KiB
Org Mode
165 lines
8.5 KiB
Org Mode
#+TITLE: ESS (R) layer
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#+TAGS: dsl|layer|programming
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[[file:img/r.jpg]]
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* Table of Contents :TOC_5_gh:noexport:
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- [[#description][Description]]
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- [[#features][Features:]]
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- [[#install][Install]]
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- [[#options][Options]]
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- [[#key-bindings][Key bindings]]
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- [[#inferior-repl-process][Inferior REPL process]]
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- [[#help][Help]]
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- [[#more-interaction-with-the-repl][More interaction with the REPL]]
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- [[#r-devtools][R devtools]]
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- [[#debugging][Debugging]]
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- [[#editing-markdown][Editing Markdown]]
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* Description
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This layer adds support for statistical programming languages to Spacemacs.
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** Features:
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- Syntax highlighting
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- Auto-completion
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- Syntax-checking via [[https://github.com/jimhester/lintr][lintr]]
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- Additional data viewer for R via [[https://github.com/myuhe/ess-R-data-view.el][ess-R-data-view]]
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- Support for Org-Babel
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- Showing of inline help for =R= constructs
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- Repl support via =R terminal=
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- Support for =S=, =SAS= and =R=
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- Much more via the [[https://ess.r-project.org/Manual/ess.html#Current-Features][ESS Project]]
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* Install
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To use this configuration layer, add it to your =~/.spacemacs=. You will need to
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add =ess= to the existing =dotspacemacs-configuration-layers= list in this
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file.
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Also install [[https://github.com/jimhester/lintr][lintr]] library via the R terminal to enable syntax checking.
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To do so start the R terminal and type below code.
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#+BEGIN_SRC R
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install.packages("lintr")
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#+END_SRC
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* Options
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Use a key binding to insert =<-=:
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#+BEGIN_SRC emacs-lisp
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(setq-default dotspacemacs-configuration-layers '((ess :variables
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ess-assign-key "\M--")))
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#+END_SRC
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* Key bindings
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** Inferior REPL process
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Send code to inferior process with these commands:
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| Key binding | Description |
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|-------------+------------------------------------------------------|
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| ~SPC m '~ | start REPL |
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| ~SPC m ,~ | send region, current function, or paragraph and step |
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| ~SPC m s i~ | start REPL |
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| ~SPC m s s~ | switch between file and REPL |
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| ~SPC m s S~ | switch the process associate with file |
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|-------------+------------------------------------------------------|
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| ~SPC m s b~ | send buffer and keep code buffer focused |
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| ~SPC m s B~ | send buffer and switch to REPL in insert mode |
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| ~SPC m s d~ | send region or line and step |
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| ~SPC m s D~ | send function or paragraph and step |
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| ~SPC m s f~ | send function and keep code buffer focused |
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| ~SPC m s F~ | send function and focus REPL |
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| ~SPC m s l~ | send line and keep code buffer focused |
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| ~SPC m s L~ | send line and focus REPL |
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| ~SPC m s r~ | send region and keep code buffer focused |
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| ~SPC m s R~ | send region and focus REPL |
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** Help
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Get help and helpers for inspecting objects at point are available in R buffers only.
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| Key binding | Description |
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|-------------+----------------------------------------------------------------|
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| ~SPC m h a~ | help apropos |
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| ~SPC m h d~ | display help on object |
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| ~SPC m h e~ | describe object |
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| ~SPC m h h~ | display help on object |
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| ~SPC m h i~ | display index for package |
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| ~SPC m h m~ | manual lookup |
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| ~SPC m h o~ | display demos |
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| ~SPC m h p~ | view data under point using [ess-R-data-view][ess-R-data-view] |
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| ~SPC m h r~ | lookup reference |
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| ~SPC m h t~ | view table using [ess-R-data-view][ess-R-data-view] |
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| ~SPC m h v~ | display vignettes |
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| ~SPC m h w~ | help web search |
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| ~C-j~ | next item in REPL history |
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| ~C-k~ | previous item in REPL history |
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** More interaction with the REPL
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Helpers that provide further interaction with the REPL.
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| Key binding | Description |
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|---------------+-------------------------------------------------------|
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| ~SPC m r /~ | set working directory |
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| ~SPC m r TAB~ | install package |
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| ~SPC m r d~ | edit object source or dump() object into a new buffer |
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| ~SPC m r e~ | execute a command in the ESS process |
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| ~SPC m r i~ | install package |
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| ~SPC m r l~ | load installed package |
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| ~SPC m r r~ | reload ESS process |
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| ~SPC m r s~ | set source style |
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| ~SPC m r t~ | build tags for directory |
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| ~SPC m r w~ | set "width" option |
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** R devtools
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Interaction with the =R= =devtools= package.
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| Key binding | Description |
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|---------------+------------------------------------------|
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| ~SPC m w TAB~ | interface for =devtools::install()= |
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| ~SPC m w a~ | ask for a devtools command and runs it |
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| ~SPC m w c~ | interface for =devtools::check()= |
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| ~SPC m w d~ | interface for =devtools::document()= |
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| ~SPC m w i~ | interface for =devtools::install()= |
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| ~SPC m w l~ | interface for =devtools::load_all()= |
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| ~SPC m w r~ | interface for =devtools::revdep_check()= |
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| ~SPC m w s~ | set a package for ESS r-package commands |
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| ~SPC m w t~ | interface for =devtools::tests()= |
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| ~SPC m w u~ | interface for =devtools::unload()= |
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** Debugging
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Tools for debugging
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| Key binding | Description |
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|--------------+-------------------------------------------------------------------|
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| ~SPC m d ?~ | =ess-tracebug-show-help= |
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| ~SPC m d `~ | show traceback and last error message |
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| ~SPC m d \~~ | display call current call stack |
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| ~SPC m d b~ | set breakpoint |
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| ~SPC m d B~ | set conditional breakpoint |
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| ~SPC m d d~ | set debugging flag for function |
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| ~SPC m d e~ | toggle the =on-error= action |
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| ~SPC m d i~ | jump to point where the last debugger or traceback event occurred |
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| ~SPC m d k~ | kill breakpoint |
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| ~SPC m d K~ | kill all breakpoints in buffer |
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| ~SPC m d l~ | Set breakpoint logger |
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| ~SPC m d n~ | go to next breakpoint |
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| ~SPC m d N~ | go to previous breakpoint |
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| ~SPC m d p~ | go to previous breakpoint |
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| ~SPC m d o~ | toggle breakpoint state |
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| ~SPC m d s~ | set environment for evaluation |
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| ~SPC m d t~ | toggle tracebug |
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| ~SPC m d u~ | unflag function for debug |
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| ~SPC m d w~ | trigger ESS watch mode |
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** Editing Markdown
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Edit Markdown files
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| Key binding | Description |
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|-------------+-----------------------------------------------------------|
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| ~SPC m c C~ | send knitr/sweave chunk and switch to REPL in insert mode |
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| ~SPC m c c~ | send knitr/sweave chunk and keep buffer focused |
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| ~SPC m c d~ | send knitr/sweave chunk and step to next chunk |
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| ~SPC m c m~ | mark knitr/sweave chunk around point |
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| ~SPC m c n~ | next knitr/sweave chunk |
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| ~SPC m c N~ | previous knitr/sweave chunk |
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