Fix issue 547

Author: Shinigami92

src/printer.ts

@@ -1793,7 +1793,8 @@ export class PugPrinter {
   }
 
   private async code(token: CodeToken): Promise<string> {
-    let result: string = this.computedIndent;
+    let result: string =
+      this.previousToken?.type === 'tag' ? '' : this.computedIndent;
     if (!token.mustEscape && token.buffer) {
       result += '!';
     }

tests/issues/issue-547/formatted.vue

@@ -0,0 +1,5 @@
+<template lang="pug">
+  ul
+    each val in [1, 2, 3, 4, 5]
+      li= val
+</template>

tests/issues/issue-547/issue-547.test.ts

@@ -0,0 +1,17 @@
+import { compareFiles } from 'tests/common';
+import { describe, expect, it } from 'vitest';
+
+describe('Issues', () => {
+  it('should handle tag code while pugSingleFileComponentIndentation is enabled', async () => {
+    const { actual, expected } = await compareFiles(import.meta.url, {
+      source: 'unformatted.vue',
+      target: 'formatted.vue',
+      formatOptions: {
+        parser: 'vue',
+        pugFramework: 'vue',
+        pugSingleFileComponentIndentation: true,
+      },
+    });
+    expect(actual).toBe(expected);
+  });
+});

tests/issues/issue-547/unformatted.vue

@@ -0,0 +1,5 @@
+<template lang="pug">
+ul
+  each  val  in [1, 2, 3, 4, 5]
+    li=  val
+</template>