Document the playpen flags in SETTINGS

Author: richo

autoload/rust.vim

@@ -405,6 +405,7 @@ function! rust#Play(count, line1, line2, ...) abort
   let payload = "format=simple&url=".webapi#http#encodeURI(body)
   let res = webapi#http#post(l:rust_shortener_url.'create.php', payload, {})
   let url = res.content
+
   redraw | echomsg 'Done: '.url
 endfunction
 

doc/rust.txt

@@ -95,6 +95,19 @@ g:cargo_manifest_name~
 	    let g:cargo_manifest_name = 'Cargo.toml'
 <
 
+                                                          *g:rust_playpen_url*
+g:rust_playpen_url~
+	Set this option to override the url for the playpen to use: >
+	    let g:rust_playpen_url = 'https://play.rust-lang.org/'
+<
+
+                                                        *g:rust_shortener_url*
+g:rust_shortener_url~
+	Set this option to override the url for the url shortener: >
+	    let g:rust_shortener_url = 'https://is.gd/'
+<
+
+
 ==============================================================================
 COMMANDS                                                       *rust-commands*