Add and document component_separator (#57)

Author: wbthomason

README.md

@@ -130,6 +130,10 @@ lsp_status.config {
     indicator_ok = 'Ok',
   })
 ```
+- `indicator_separator`: a string which goes between each diagnostic group symbol and its count.
+  Defaults to whitespace.
+- `component_separator`: a string which goes between each "chunk" of the statusline component (i.e.
+  different diagnostic groups, messages). Defaults to whitespace.
 - `diagnostics`: Boolean, `true` by default. If `false`, the default statusline component does not
   display LSP diagnostics.
 

doc/lsp-status.txt

@@ -105,6 +105,11 @@ config({config})                                   *lsp-status.config()*
                   should be updated and displayed in the default statusline
                   component. Shows the current function, method, class,
                   struct, interface, enum, module, or namespace.
+                • `indicator_separator`: a string which goes between each
+                  diagnostic group symbol and its count. Defaults to whitespace.
+                • `component_separator`: a string which goes between each
+                  "chunk" of the statusline component (i.e. different diagnostic
+                  groups, messages). Defaults to whitespace.
                 • `indicator_errors` : Symbol to place next to the error count
                   in `status` . Default: '',• 
                 • `indicator_warnings` : Symbol to place next to the warning

lua/lsp-status.lua

@@ -3,6 +3,7 @@ local default_config = {
   current_function = true,
   diagnostics = true,
   indicator_separator = ' ',
+  component_separator = ' ',
   indicator_errors = '',
   indicator_warnings = '',
   indicator_info = '🛈',

lua/lsp-status/statusline.lua

@@ -104,12 +104,13 @@ local function get_lsp_statusline(bufnr)
     table.insert(msgs, client_name .. ' ' .. contents)
   end
 
-  local base_status = vim.trim(table.concat(status_parts, ' ') .. ' ' .. table.concat(msgs, ' '))
+  local base_status = vim.trim(table.concat(status_parts, config.component_separator) .. ' ' ..
+                                 table.concat(msgs, config.component_separator))
   local symbol = config.status_symbol .. ((some_diagnostics and only_hint) and '' or ' ')
   if config.current_function then
     local current_function = vim.b.lsp_current_function
     if current_function and current_function ~= '' then
-      symbol = symbol .. '(' .. current_function .. ') '
+      symbol = symbol .. '(' .. current_function .. ')' .. config.component_separator
     end
   end