fix: allow omitting semi colon before closing tag

Closes #156.

src/parser/internal/punc.rs

@@ -7,7 +7,11 @@ use crate::expect_token;
 
 impl Parser {
     pub(in crate::parser) fn semi(&self, state: &mut State) -> ParseResult<()> {
-        expect_token!([TokenKind::SemiColon => Ok(())], state, "`;`")
+        if state.current.kind != TokenKind::CloseTag {
+            expect_token!([TokenKind::SemiColon => Ok(())], state, "`;`")
+        } else {
+            Ok(())
+        }
     }
 
     pub(in crate::parser) fn lbrace(&self, state: &mut State) -> ParseResult<()> {

tests/0236/ast.txt

@@ -0,0 +1,15 @@
+[
+    InlineHtml(
+        "<h1>\n    ",
+    ),
+    Echo {
+        values: [
+            LiteralString {
+                value: "Hello, world!",
+            },
+        ],
+    },
+    InlineHtml(
+        "\n</h1>",
+    ),
+]

tests/0236/code.php

@@ -0,0 +1,3 @@
+<h1>
+    <?php echo "Hello, world!" ?>
+</h1>

tests/0236/tokens.txt

@@ -0,0 +1,52 @@
+[
+    Token {
+        kind: InlineHtml(
+            "<h1>\n    ",
+        ),
+        span: (
+            1,
+            1,
+        ),
+    },
+    Token {
+        kind: OpenTag(
+            Full,
+        ),
+        span: (
+            2,
+            5,
+        ),
+    },
+    Token {
+        kind: Echo,
+        span: (
+            2,
+            11,
+        ),
+    },
+    Token {
+        kind: LiteralString(
+            "Hello, world!",
+        ),
+        span: (
+            2,
+            16,
+        ),
+    },
+    Token {
+        kind: CloseTag,
+        span: (
+            2,
+            32,
+        ),
+    },
+    Token {
+        kind: InlineHtml(
+            "\n</h1>",
+        ),
+        span: (
+            2,
+            34,
+        ),
+    },
+]