Format doctype as lowercase to match Prettier 3.0 (#370)

Co-authored-by: Erika <3019731+Princesseuh@users.noreply.github.com>
withastro · Aug 21, 2023 · b806845 · b806845
1 parent 701fbd3
commit b806845
Show file tree

Hide file tree

Showing 6 changed files with 10 additions and 5 deletions.
diff --git a/.changeset/grumpy-ears-chew.md b/.changeset/grumpy-ears-chew.md
@@ -0,0 +1,5 @@
+---
+"prettier-plugin-astro": patch
+---
+
+Format doctype as lowercase to match Prettier 3.0
diff --git a/src/printer/index.ts b/src/printer/index.ts
@@ -319,7 +319,7 @@ export function print(path: AstPath, opts: ParserOptions, print: printFn): Doc {
 
 		case 'doctype': {
 			// https://www.w3.org/wiki/Doctypes_and_markup_styles
-			return ['<!DOCTYPE html>', hardline];
+			return ['<!doctype html>', hardline];
 		}
 
 		case 'comment':

diff --git a/test/fixtures/basic/basic-html/output.astro b/test/fixtures/basic/basic-html/output.astro
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="UTF-8" />

diff --git a/test/fixtures/other/doctype-with-embedded-expr/output.astro b/test/fixtures/other/doctype-with-embedded-expr/output.astro
@@ -6,7 +6,7 @@ let title = "My Site";
 const colors = ["red", "yellow", "blue"];
 ---
 
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <title>My site</title>

diff --git a/test/fixtures/other/doctype-with-extra-attributes/output.astro b/test/fixtures/other/doctype-with-extra-attributes/output.astro
@@ -6,7 +6,7 @@ let title = "My Site";
 const colors = ["red", "yellow", "blue"];
 ---
 
-<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
+<!doctype html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
 <html lang="en">
   <head>
     <title>My site</title>

diff --git a/test/fixtures/other/fragment/output.astro b/test/fixtures/other/fragment/output.astro
@@ -1,4 +1,4 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
   <head>
     <meta charset="UTF-8" />