limit css features to browser engines

evanw · Jun 10, 2023 · 6eb0e71 · 6eb0e71
1 parent dff95d2
commit 6eb0e71
Show file tree

Hide file tree

Showing 3 changed files with 17 additions and 1 deletion.
diff --git a/internal/compat/css_table.go b/internal/compat/css_table.go
@@ -98,7 +98,7 @@ func UnsupportedCSSFeatures(constraints map[Engine][]int) (unsupported CSSFeatur
 			continue // This is purely user-specified
 		}
 		for engine, version := range constraints {
-			if engine == ES || engine == Node {
+			if !engine.IsBrowser() {
 				// Specifying "--target=es2020" shouldn't affect CSS
 				continue
 			}

diff --git a/internal/compat/js_table.go b/internal/compat/js_table.go
@@ -49,6 +49,14 @@ func (e Engine) String() string {
 	return ""
 }
 
+func (e Engine) IsBrowser() bool {
+	switch e {
+	case Chrome, Edge, Firefox, IE, IOS, Opera, Safari:
+		return true
+	}
+	return false
+}
+
 type JSFeature uint64
 
 const (

diff --git a/scripts/compat-table.js b/scripts/compat-table.js
@@ -555,6 +555,14 @@ ${engines.slice().sort().map(x => `\tcase ${upper(x)}:\n\t\treturn "${x}"`).join
 \treturn ""
 }
 
+func (e Engine) IsBrowser() bool {
+\tswitch e {
+\tcase Chrome, Edge, Firefox, IE, IOS, Opera, Safari:
+\t\treturn true
+\t}
+\treturn false
+}
+
 type JSFeature uint64
 
 const (