diff --git a/lua/argonaut/init.lua b/lua/argonaut/init.lua
index eff2deb..ce21998 100644
--- a/lua/argonaut/init.lua
+++ b/lua/argonaut/init.lua
@@ -42,9 +42,7 @@ end
 local function inspect()
     local range = Range.find_closest()
     if range then
-        local trace = range:hit_test(
-            Cursor.get_current()
-        )
+        local trace = range:hit_test(Cursor.get_current())
         assert(trace)
         dump(trace)
     end
diff --git a/lua/argonaut/options.lua b/lua/argonaut/options.lua
index 3c5c214..e407e10 100644
--- a/lua/argonaut/options.lua
+++ b/lua/argonaut/options.lua
@@ -4,7 +4,7 @@ local options_current = {
         brace_last_indent = false,
         brace_last_wrap = true,
         brace_pad = false,
-        comma_last = {['{'] = true},
+        comma_last = {['{'] = true, ['['] = true},
         comma_prefix = false,
         comma_prefix_indent = false,
     },
diff --git a/lua/argonaut/param.lua b/lua/argonaut/param.lua
index f2041c7..b9882c4 100644
--- a/lua/argonaut/param.lua
+++ b/lua/argonaut/param.lua
@@ -2,8 +2,8 @@ local ParamCursorCell = {}
 ParamCursorCell.__index = ParamCursorCell
 
 function ParamCursorCell.new(cursor)
-    local param_cell_cursor = {cursor = cursor}
-    return setmetatable(param_cell_cursor, ParamCursorCell)
+    local cell = {cursor = cursor}
+    return setmetatable(cell, ParamCursorCell)
 end
 
 function ParamCursorCell:write(builder)
@@ -12,10 +12,7 @@ end
 
 function ParamCursorCell:hit_test(cursor)
     if self.cursor == cursor then
-        return {{
-            char = self.cursor:get_value(),
-            type = 'cursor_cell',
-        }}
+        return {{char = self.cursor:get_value(), type = 'cursor_cell'}}
     end
 end
 
@@ -52,8 +49,8 @@ local ParamRangeCell = {}
 ParamRangeCell.__index = ParamRangeCell
 
 function ParamRangeCell.new(range)
-    local param_cell_range = {range = range}
-    return setmetatable(param_cell_range, ParamRangeCell)
+    local cell = {range = range}
+    return setmetatable(cell, ParamRangeCell)
 end
 
 function ParamRangeCell:write(builder, wrapped)
@@ -119,33 +116,18 @@ function Param:append(cell)
     table.insert(self.cells, cell)
 end
 
-function Param:validate()
-    local index_begin = self:find_index_begin()
-    local index_end = self:find_index_end()
-
-    for i = index_begin, index_end - 1 do
-        local cell = self.cells[i]
-        local next_cell = self.cells[i + 1]
-        if cell:get_stop_row() ~= next_cell:get_start_row() then
-            return false
-        end
-    end
-
-    return true
-end
-
 function Param:hit_test(cursor)
-    local index_begin = self:find_index_begin()
-    local index_end = self:find_index_end()
+    local start_index = self:get_start_index()
+    local stop_index = self:get_stop_index()
 
-    for i = 1, index_begin - 1, 1 do
+    for i = 1, start_index - 1, 1 do
         local cell = self.cells[i]
         if cell:hit_test(cursor) then
             cursor = cursor:get_next()
         end
     end
 
-    for i = #self.cells, index_end + 1, -1 do
+    for i = #self.cells, stop_index + 1, -1 do
         local cell = self.cells[i]
         if cell:hit_test(cursor) then
             cursor = cursor:get_previous()
@@ -158,7 +140,7 @@ function Param:hit_test(cursor)
             table.insert(trace, 1, {
                 type = 'param',
                 cell_count = #self.cells,
-                cell_index = i - index_begin + 1,
+                cell_index = i - start_index + 1,
             })
 
             return trace
@@ -173,14 +155,14 @@ function Param:hit_search(trace, depth)
     if depth == #trace then
         return self
     else
-        local index_clamped = frame.cell_index + self:find_index_begin() - 1
+        local index_clamped = frame.cell_index + self:get_start_index() - 1
         assert(index_clamped <= #self.cells)
         return self.cells[index_clamped]:hit_search(trace, depth + 1)
     end
 end
 
 function Param:write(builder, wrapped)
-    for i = self:find_index_begin(), self:find_index_end() do
+    for i = self:get_start_index(), self:get_stop_index() do
         self.cells[i]:write(builder, wrapped)
     end
 end
@@ -221,7 +203,7 @@ function Param:get_stop_row()
     end
 end
 
-function Param:find_index_begin()
+function Param:get_start_index()
     for i = 1, #self.cells do
         if not self.cells[i]:is_empty() then
             return i
@@ -229,7 +211,7 @@ function Param:find_index_begin()
     end
 end
 
-function Param:find_index_end()
+function Param:get_stop_index()
     for i = #self.cells, 1, -1 do
         if not self.cells[i]:is_empty() then
             return i
@@ -237,6 +219,21 @@ function Param:find_index_end()
     end
 end
 
+function Param:is_contiguous()
+    local start_index = self:get_start_index()
+    local stop_index = self:get_stop_index()
+
+    for i = start_index, stop_index - 1 do
+        local cell = self.cells[i]
+        local next_cell = self.cells[i + 1]
+        if cell:get_stop_row() ~= next_cell:get_start_row() then
+            return false
+        end
+    end
+
+    return true
+end
+
 function Param:is_wrapped()
     local previous_param = self:get_previous()
     if previous_param then
@@ -247,7 +244,7 @@ function Param:is_wrapped()
 end
 
 function Param:is_empty()
-    return self:find_index_begin() == nil
+    return self:get_start_index() == nil
 end
 
 return Param
diff --git a/lua/argonaut/range.lua b/lua/argonaut/range.lua
index f685d69..ef54631 100644
--- a/lua/argonaut/range.lua
+++ b/lua/argonaut/range.lua
@@ -27,7 +27,28 @@ local function find_closest()
     end
 
     if #ranges > 0 then
-        table.sort(ranges)
+        local range_compare = function(range_1, range_2)
+            local cursor = Cursor:get_current()
+
+            local row_diff_1 = range_1.start_cursor.row - cursor.row
+            local col_diff_1 = range_1.start_cursor.col - cursor.col
+            local row_diff_2 = range_2.start_cursor.row - cursor.row
+            local col_diff_2 = range_2.start_cursor.col - cursor.col
+
+            if row_diff_1 < row_diff_2 then
+                return false
+            elseif row_diff_1 > row_diff_2 then
+                return true
+            elseif col_diff_1 < col_diff_2 then
+                return false
+            elseif col_diff_1 > col_diff_2 then
+                return true
+            else
+                return true
+            end
+        end
+
+        table.sort(ranges, range_compare)
         return ranges[1]
     end
 end
@@ -45,7 +66,7 @@ local function find_at_cursor(start_cursor, parent_range)
             return
         end
 
-        if parent_range and not parent_range:contains(stop_cursor) then
+        if parent_range and not parent_range:contains_cursor(stop_cursor) then
             return
         end
 
@@ -62,7 +83,6 @@ function Range.new(start_cursor, stop_cursor, pairing)
     }
 
     setmetatable(range, Range)
-
     if range:parse() then
         return range
     end
@@ -109,21 +129,11 @@ function Range:parse()
     end
 
     append_param()
-    return self:validate()
-end
-
-function Range:validate()
-    for _, param in ipairs(self.params) do
-        if not param:validate() then
-            return false
-        end
-    end
-
-    return true
+    return self:is_contiguous()
 end
 
 function Range:hit_test(cursor)
-    if self:contains(cursor) then
+    if self:contains_cursor(cursor) then
         local frame = {
             type = 'range',
             pairing = self.pairing.open .. self.pairing.close,
@@ -138,10 +148,10 @@ function Range:hit_test(cursor)
         end
 
         for i = 2, #self.params do
-            local current_param = self.params[i]
+            local param = self.params[i]
             local previous_param = self.params[i - 1]
-            if previous_param:is_before_cursor(cursor) and current_param:is_after_cursor(cursor) then
-                if not previous_param:hit_test(cursor) and not current_param:hit_test(cursor) then
+            if previous_param:is_before_cursor(cursor) and param:is_after_cursor(cursor) then
+                if not previous_param:hit_test(cursor) and not param:hit_test(cursor) then
                     cursor = cursor:get_previous()
                     break
                 end
@@ -249,12 +259,18 @@ function Range:write(builder, wrapped)
     end
 end
 
-function Range:contains(cursor)
+function Range:contains_cursor(cursor)
     return cursor >= self.start_cursor and cursor <= self.stop_cursor
 end
 
-function Range:query_option(name)
-    return Options.query(name, self.pairing)
+function Range:is_contiguous()
+    for _, param in ipairs(self.params) do
+        if not param:is_contiguous() then
+            return false
+        end
+    end
+
+    return true
 end
 
 function Range:is_wrapped()
@@ -263,28 +279,12 @@ function Range:is_wrapped()
             return true
         end
     end
+
     return false
 end
 
-function Range.__lt(range_1, range_2)
-    local cursor = Cursor:get_current()
-
-    local row_diff1 = range_1.start_cursor.row - cursor.row
-    local col_diff1 = range_1.start_cursor.col - cursor.col
-    local row_diff2 = range_2.start_cursor.row - cursor.row
-    local col_diff2 = range_2.start_cursor.col - cursor.col
-
-    if row_diff1 < row_diff2 then
-        return false
-    elseif row_diff1 > row_diff2 then
-        return true
-    elseif col_diff1 < col_diff2 then
-        return false
-    elseif col_diff1 > col_diff2 then
-        return true
-    else
-        return true
-    end
+function Range:query_option(name)
+    return Options.query(name, self.pairing)
 end
 
 return {