Group editor.increase/decreaseIndentPattern settings under editor.indent

Since these settings are paired, we don’t want to retrieve settings
from two different scopes for a given usage. This also emits a
deprecation warning when the old settings are used.

spec/fixtures/packages/package-with-scoped-properties/scoped-properties/omg.cson

@@ -1,5 +1,6 @@
 '.source.omg':
   'editor':
     'increaseIndentPattern': '^a'
+    'decreaseIndentPattern': '^z'
     'commentStart': '/*'
     'commentEnd': '*/'

spec/package-manager-spec.coffee

@@ -369,7 +369,7 @@ describe "PackageManager", ->
             atom.packages.activatePackage("package-with-scoped-properties")
 
           runs ->
-            expect(atom.config.get ['.source.omg'], 'editor.increaseIndentPattern').toBe '^a'
+            expect(atom.config.get ['.source.omg'], 'editor.indent.increasePattern').toBe '^a'
 
         it "combines 'editor.commentStart' and 'editor.commentEnd' strings under the 'editor.comment' key path", ->
           if atom.packages.isPackageLoaded("package-with-scoped-properties")
@@ -383,6 +383,18 @@ describe "PackageManager", ->
             expect(atom.config.get ['.source.omg'], 'editor.comment.end').toBe '*/'
             expect(Grim.deprecate).toHaveBeenCalled()
 
+        it "combines 'editor.increaseIndentPattern' and 'editor.decreaseIndentPattern' strings under the 'editor.indent' key path", ->
+          if atom.packages.isPackageLoaded("package-with-scoped-properties")
+            atom.packages.unloadPackage("package-with-scoped-properties")
+
+          waitsForPromise ->
+            atom.packages.activatePackage("package-with-scoped-properties")
+
+          runs ->
+            expect(atom.config.get ['.source.omg'], 'editor.indent.increasePattern').toBe '^a'
+            expect(atom.config.get ['.source.omg'], 'editor.indent.decreasePattern').toBe '^z'
+            expect(Grim.deprecate).toHaveBeenCalled()
+
     describe "converted textmate packages", ->
       it "loads the package's grammars", ->
         expect(atom.grammars.selectGrammar("file.rb").name).toBe "Null Grammar"
@@ -507,9 +519,9 @@ describe "PackageManager", ->
           atom.packages.activatePackage("package-with-scoped-properties")
 
         runs ->
-          expect(atom.config.get ['.source.omg'], 'editor.increaseIndentPattern').toBe '^a'
+          expect(atom.config.get ['.source.omg'], 'editor.indent.increasePattern').toBe '^a'
           atom.packages.deactivatePackage("package-with-scoped-properties")
-          expect(atom.config.get ['.source.omg'], 'editor.increaseIndentPattern').toBeUndefined()
+          expect(atom.config.get ['.source.omg'], 'editor.indent.increasePattern').toBeUndefined()
 
     describe "textmate packages", ->
       it "removes the package's grammars", ->

src/config-schema.coffee

@@ -88,9 +88,12 @@ module.exports =
             type: ['string', 'null']
           end:
             type: ['string', 'null']
-      increaseIndentPattern:
+      indent:
+        type: 'object'
+        properties:
+          increasePattern:
             type: ['string', 'null']
-      decreaseIndentPattern:
+          decreasePattern:
             type: ['string', 'null']
       foldEndPattern:
         type: ['string', 'null']

src/language-mode.coffee

@@ -249,7 +249,14 @@ class LanguageMode
   suggestedIndentForBufferRow: (bufferRow, options) ->
     currentIndentLevel = @editor.indentationForBufferRow(bufferRow)
     scopeDescriptor = @editor.scopeDescriptorForBufferPosition([bufferRow, 0])
-    return currentIndentLevel unless increaseIndentRegex = @increaseIndentRegexForScopeDescriptor(scopeDescriptor)
+
+    indentPatterns = atom.config.get(scopeDescriptor, 'editor.indent')
+    if indentPatterns?.increasePattern?
+      increaseIndentRegex = new OnigRegExp(indentPatterns.increasePattern)
+    if indentPatterns?.decreasePattern?
+      decreaseIndentRegex = new OnigRegExp(indentPatterns.decreasePattern)
+
+    return currentIndentLevel unless increaseIndentRegex?
 
     currentLine = @buffer.lineForRow(bufferRow)
     if options?.skipBlankLines ? true
@@ -263,7 +270,7 @@ class LanguageMode
     desiredIndentLevel = @editor.indentationForBufferRow(precedingRow)
     desiredIndentLevel += 1 if increaseIndentRegex.testSync(precedingLine) and not @editor.isBufferRowCommented(precedingRow)
 
-    return desiredIndentLevel unless decreaseIndentRegex = @decreaseIndentRegexForScopeDescriptor(scopeDescriptor)
+    return desiredIndentLevel unless decreaseIndentRegex?
     desiredIndentLevel -= 1 if decreaseIndentRegex.testSync(currentLine)
 
     Math.max(desiredIndentLevel, 0)
@@ -299,8 +306,13 @@ class LanguageMode
   # bufferRow - The row {Number}
   autoDecreaseIndentForBufferRow: (bufferRow) ->
     scopeDescriptor = @editor.scopeDescriptorForBufferPosition([bufferRow, 0])
-    increaseIndentRegex = @increaseIndentRegexForScopeDescriptor(scopeDescriptor)
-    decreaseIndentRegex = @decreaseIndentRegexForScopeDescriptor(scopeDescriptor)
+
+    indentPatterns = atom.config.get(scopeDescriptor, 'editor.indent')
+    if indentPatterns?.increasePattern?
+      increaseIndentRegex = new OnigRegExp(indentPatterns.increasePattern)
+    if indentPatterns?.decreasePattern?
+      decreaseIndentRegex = new OnigRegExp(indentPatterns.decreasePattern)
+
     return unless increaseIndentRegex and decreaseIndentRegex
 
     line = @buffer.lineForRow(bufferRow)
@@ -321,11 +333,5 @@ class LanguageMode
     if pattern = atom.config.get(scopeDescriptor, property)
       new OnigRegExp(pattern)
 
-  increaseIndentRegexForScopeDescriptor: (scopeDescriptor) ->
-    @getRegexForProperty(scopeDescriptor, 'editor.increaseIndentPattern')
-
-  decreaseIndentRegexForScopeDescriptor: (scopeDescriptor) ->
-    @getRegexForProperty(scopeDescriptor, 'editor.decreaseIndentPattern')
-
   foldEndRegexForScopeDescriptor: (scopeDescriptor) ->
     @getRegexForProperty(scopeDescriptor, 'editor.foldEndPattern')

src/scoped-properties.coffee

@@ -25,6 +25,18 @@ class ScopedProperties
         delete properties.editor.commentEnd
         Grim.deprecate("The 'editor.commentEnd' setting has been moved to 'editor.comment.end'. Please update `#{@path}`.")
 
+      if properties.editor?.increaseIndentPattern?
+        properties.editor.indent ?= {}
+        properties.editor.indent.increasePattern ?= properties.editor.increaseIndentPattern
+        delete properties.editor.increaseIndentPattern
+        Grim.deprecate("The 'editor.increaseIndentPattern' setting has been moved to 'editor.indent.increasePattern'.  Please update `#{@path}`.")
+
+      if properties.editor?.decreaseIndentPattern?
+        properties.editor.indent ?= {}
+        properties.editor.indent.decreasePattern ?= properties.editor.decreaseIndentPattern
+        delete properties.editor.decreaseIndentPattern
+        Grim.deprecate("The 'editor.decreaseIndentPattern' setting has been moved to 'editor.indent.decreasePattern'.  Please update `#{@path}`.")
+
     @propertyDisposable = new CompositeDisposable
 
   activate: ->