From 28a2f2773cb6e6f131d1062fd4cfd3b85cbad37f Mon Sep 17 00:00:00 2001
From: Alex <alexchandel@gmail.com>
Date: Sat, 17 Oct 2015 19:25:36 -0400
Subject: [PATCH 1/2] permit any whole number for tabLength

from #8261
---
 src/config-schema.coffee | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/config-schema.coffee b/src/config-schema.coffee
index 88e00c71d..15e5223b8 100644
--- a/src/config-schema.coffee
+++ b/src/config-schema.coffee
@@ -171,7 +171,7 @@ module.exports =
       tabLength:
         type: 'integer'
         default: 2
-        enum: [1, 2, 3, 4, 6, 8]
+        minimum: 1
         description: 'Number of spaces used to represent a tab.'
       softWrap:
         type: 'boolean'

From fff2a54258f7796ebec19fe1733b231ff89bfd2c Mon Sep 17 00:00:00 2001
From: Alex <alexchandel@gmail.com>
Date: Tue, 9 Feb 2016 20:27:50 -0500
Subject: [PATCH 2/2] :white_check_mark: Specs for variable tabLength

For #9198
---
 spec/text-editor-spec.coffee | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/spec/text-editor-spec.coffee b/spec/text-editor-spec.coffee
index 426eb3129..6959d4da5 100644
--- a/spec/text-editor-spec.coffee
+++ b/spec/text-editor-spec.coffee
@@ -139,6 +139,15 @@ describe "TextEditor", ->
         expect(editor2.getSoftTabs()).toBe true
         expect(editor2.getEncoding()).toBe 'macroman'
 
+        atom.config.set('editor.tabLength', -1)
+        expect(editor2.getTabLength()).toBe 1
+        atom.config.set('editor.tabLength', 2)
+        expect(editor2.getTabLength()).toBe 2
+        atom.config.set('editor.tabLength', 17)
+        expect(editor2.getTabLength()).toBe 17
+        atom.config.set('editor.tabLength', 128)
+        expect(editor2.getTabLength()).toBe 128
+
     it "uses scoped `core.fileEncoding` values", ->
       editor1 = null
       editor2 = null