1 files changed, 20 insertions, 0 deletions
diff --git a/app/assets/javascripts/tabs/constants.js b/app/assets/javascripts/tabs/constants.js
new file mode 100644
index 00000000000..3b84d7394d4
--- /dev/null
+++ b/app/assets/javascripts/tabs/constants.js
@@ -0,0 +1,20 @@
+export const ACTIVE_TAB_CLASSES = Object.freeze([
+  'active',
+  'gl-tab-nav-item-active',
+  'gl-tab-nav-item-active-indigo',
+]);
+
+export const ACTIVE_PANEL_CLASS = 'active';
+
+export const KEY_CODE_LEFT = 'ArrowLeft';
+export const KEY_CODE_UP = 'ArrowUp';
+export const KEY_CODE_RIGHT = 'ArrowRight';
+export const KEY_CODE_DOWN = 'ArrowDown';
+
+export const ATTR_ARIA_CONTROLS = 'aria-controls';
+export const ATTR_ARIA_LABELLEDBY = 'aria-labelledby';
+export const ATTR_ARIA_SELECTED = 'aria-selected';
+export const ATTR_ROLE = 'role';
+export const ATTR_TABINDEX = 'tabindex';
+
+export const TAB_SHOWN_EVENT = 'gl-tab-shown';