Merge pull request #527 from lambdalisue/use-tab-to-indent

Use "\t" instead of " " for leading spaces in fern.vim

Author: lambdalisue

autoload/fern/renderer/default.vim

@@ -92,7 +92,7 @@ function! s:render_node(node, base, options) abort
 endfunction
 
 call s:Config.config(expand('<sfile>:p'), {
-      \ 'leading': ' ',
+      \ 'leading': "\t",
       \ 'root_symbol': '',
       \ 'leaf_symbol': '|  ',
       \ 'collapsed_symbol': '|+ ',

ftplugin/fern.vim

@@ -5,3 +5,4 @@ let b:did_ftplugin = 1
 
 setlocal cursorline
 setlocal nolist nowrap nospell
+setlocal tabstop=1

test/behavior/Fern.vimspec

@@ -37,9 +37,9 @@ Describe Fern
       Assert Equals(getline(1, '$'), [
             \ 'root',
             \ '|- deep/',
-            \ ' |- alpha/',
-            \ '  |- beta/',
-            \ '   |  gamma',
+            \ "\t|- alpha/",
+            \ "\t\t|- beta/",
+            \ "\t\t\t|  gamma",
             \ '|+ heavy/',
             \ '|+ shallow/',
             \ '|  leaf',
@@ -51,8 +51,8 @@ Describe Fern
       Assert Equals(getline(1, '$'), [
             \ 'root',
             \ '|- deep/',
-            \ ' |- alpha/',
-            \ '  |+ beta/',
+            \ "\t|- alpha/",
+            \ "\t\t|+ beta/",
             \ '|+ heavy/',
             \ '|+ shallow/',
             \ '|  leaf',
@@ -76,9 +76,9 @@ Describe Fern
       Assert Equals(winnr('$'), 1)
       Assert Equals(getline(2, '$'), [
             \ '|- deep/',
-            \ ' |- alpha/',
-            \ '  |- beta/',
-            \ '   |  gamma',
+            \ "\t|- alpha/",
+            \ "\t\t|- beta/",
+            \ "\t\t\t|  gamma",
             \ '|+ shallow/',
             \ '|  leaf',
             \])
@@ -93,9 +93,9 @@ Describe Fern
       Assert Equals(winnr('$'), 1)
       Assert Equals(getline(2, '$'), [
             \ '|- deep/',
-            \ ' |- alpha/',
-            \ '  |- beta/',
-            \ '   |  gamma',
+            \ "\t|- alpha/",
+            \ "\t\t|- beta/",
+            \ "\t\t\t|  gamma",
             \ '|+ shallow/',
             \ '|  leaf',
             \])
@@ -110,9 +110,9 @@ Describe Fern
       Assert Equals(winnr('$'), 1)
       Assert Equals(getline(2, '$'), [
             \ '|- deep/',
-            \ ' |- alpha/',
-            \ '  |- beta/',
-            \ '   |  gamma',
+            \ "\t|- alpha/",
+            \ "\t\t|- beta/",
+            \ "\t\t\t|  gamma",
             \ '|+ shallow/',
             \ '|  leaf',
             \])

test/fern/renderer/default.vimspec

@@ -41,9 +41,9 @@ Describe fern#renderer#default
         Assert Equals(r, [
               \ 'root',
               \ '|- shallow/',
-              \ ' |+ alpha/',
-              \ ' |+ beta/',
-              \ ' |  gamma',
+              \ "\t|+ alpha/",
+              \ "\t|+ beta/",
+              \ "\t|  gamma",
               \])
       End
 
@@ -60,9 +60,9 @@ Describe fern#renderer#default
         Assert Equals(r, [
               \ 'root',
               \ '|- shallow/',
-              \ ' |+ alpha/',
-              \ ' |+ beta/',
-              \ ' |  gamma',
+              \ "\t|+ alpha/",
+              \ "\t|+ beta/",
+              \ "\t|  gamma",
               \])
       End
     End