fix(compiler): should keep newline after unary tags in <pre> (vuejs#8965

) fix vuejs#8950
aJean · Aug 19, 2020 · 29e3875 · 29e3875
1 parent 0d7e390
commit 29e3875
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/src/compiler/parser/html-parser.js b/src/compiler/parser/html-parser.js
@@ -106,7 +106,7 @@ export function parseHTML (html, options) {
         const startTagMatch = parseStartTag()
         if (startTagMatch) {
           handleStartTag(startTagMatch)
-          if (shouldIgnoreFirstNewline(lastTag, html)) {
+          if (shouldIgnoreFirstNewline(startTagMatch.tagName, html)) {
             advance(1)
           }
           continue

diff --git a/test/unit/modules/compiler/parser.spec.js b/test/unit/modules/compiler/parser.spec.js
@@ -667,6 +667,15 @@ describe('parser', () => {
     expect(pre2.children[0].text).toBe('\nabc')
   })
 
+  it('keep first newline after unary tag in <pre>', () => {
+    const options = extend({}, baseOptions)
+    const ast = parse('<pre>abc<input>\ndef</pre>', options)
+    expect(ast.children[1].type).toBe(1)
+    expect(ast.children[1].tag).toBe('input')
+    expect(ast.children[2].type).toBe(3)
+    expect(ast.children[2].text).toBe('\ndef')
+  })
+
   it('forgivingly handle < in plain text', () => {
     const options = extend({}, baseOptions)
     const ast = parse('<p>1 < 2 < 3</p>', options)