added doiuse plugin for postcss

1 files changed, 9 insertions, 0 deletions

diff --git a/node_modules/doiuse/data/features/css-canvas.js b/node_modules/doiuse/data/features/css-canvas.js
new file mode 100644
index 00000000..92b858b8
--- /dev/null
+++ b/node_modules/doiuse/data/features/css-canvas.js
@@ -0,0 +1,9 @@
+/**
+ * @param {import('postcss').ChildNode} rule
+ * @return {boolean}
+ */
+export default (rule) => {
+  if (rule.type !== 'decl') return false;
+  if (!rule.prop.startsWith('background')) return false;
+  return rule.value.startsWith('-webkit-canvas');
+};