Add support for capitalize to text-transform (#2170)

Co-authored-by: Cameron Dutro <camertron@gmail.com>

.changeset/six-students-repeat.md

@@ -0,0 +1,7 @@
+---
+"@primer/view-components": patch
+---
+
+Add support for capitalize to text-transform
+
+<!-- Changed components: Primer::BaseComponent -->

app/components/primer/base_component.rb

@@ -139,7 +139,7 @@ class BaseComponent < Primer::Component
     # | `font_style` | Symbol | Font style. <%= one_of([:italic]) %> |
     # | `font_weight` | Symbol | Font weight. <%= one_of([:light, :normal, :bold, :emphasized]) %> |
     # | `text_align` | Symbol | Text alignment. <%= one_of([:left, :right, :center]) %> |
-    # | `text_transform` | Symbol | Text transformation. <%= one_of([:uppercase]) %> |
+    # | `text_transform` | Symbol | Text transformation. <%= one_of([:uppercase, :capitalize]) %> |
     # | `underline` | Boolean | Whether text should be underlined. |
     # | `word_break` | Symbol | Whether to break words on line breaks. <%= one_of(Primer::Classify::Utilities.mappings(:word_break)) %> |
     #

lib/primer/classify/utilities.yml

@@ -1558,6 +1558,8 @@
 :text_transform:
   :uppercase:
   - text-uppercase
+  :capitalize:
+  - text-capitalize
 :text_align:
   :right:
   - text-right

lib/tasks/custom_utilities.yml

@@ -51,6 +51,8 @@
 :text_transform:
   :uppercase:
   - text-uppercase
+  :capitalize:
+  - text-capitalize
 :text_align:
   :right:
   - text-right

test/lib/classify_test.rb

@@ -213,6 +213,7 @@ def test_font_style
 
   def test_text_transform
     assert_generated_class("text-uppercase", { text_transform: :uppercase })
+    assert_generated_class("text-capitalize", { text_transform: :capitalize })
   end
 
   def test_font_weight