From 12c7c14c393b1097947b8fe76238e12525caf17f Mon Sep 17 00:00:00 2001
From: Ryan Chandler <ryangjchandler@gmail.com>
Date: Wed, 7 Dec 2022 00:28:30 +0000
Subject: [PATCH] parser: support bodyless else statements

---
 src/parser/mod.rs              |  13 +++-
 tests/fixtures/0266/ast.txt    |  41 +++++++++++++
 tests/fixtures/0266/code.php   |   7 +++
 tests/fixtures/0266/tokens.txt | 106 +++++++++++++++++++++++++++++++++
 4 files changed, 164 insertions(+), 3 deletions(-)
 create mode 100644 tests/fixtures/0266/ast.txt
 create mode 100644 tests/fixtures/0266/code.php
 create mode 100644 tests/fixtures/0266/tokens.txt

diff --git a/src/parser/mod.rs b/src/parser/mod.rs
index 680fabe..5f9f733 100644
--- a/src/parser/mod.rs
+++ b/src/parser/mod.rs
@@ -825,11 +825,18 @@ impl Parser {
 
                             self.skip(state, TokenKind::Else)?;
 
-                            self.left_brace(state)?;
+                            let r#else;
+                            if state.current.kind == TokenKind::LeftBrace {
+                                self.left_brace(state)?;
 
-                            let r#else = self.block(state, &TokenKind::RightBrace)?;
+                                r#else = self.block(state, &TokenKind::RightBrace)?;
 
-                            self.right_brace(state)?;
+                                self.right_brace(state)?;
+                            } else {
+                                r#else = vec![
+                                    self.statement(state)?
+                                ];
+                            }
 
                             Statement::If {
                                 condition,
diff --git a/tests/fixtures/0266/ast.txt b/tests/fixtures/0266/ast.txt
new file mode 100644
index 0000000..c68b122
--- /dev/null
+++ b/tests/fixtures/0266/ast.txt
@@ -0,0 +1,41 @@
+[
+    If {
+        condition: Variable(
+            Variable {
+                start: (
+                    3,
+                    5,
+                ),
+                name: "foo",
+                end: (
+                    3,
+                    9,
+                ),
+            },
+        ),
+        then: [],
+        else_ifs: [],
+        else: Some(
+            [
+                If {
+                    condition: Variable(
+                        Variable {
+                            start: (
+                                5,
+                                12,
+                            ),
+                            name: "bar",
+                            end: (
+                                5,
+                                16,
+                            ),
+                        },
+                    ),
+                    then: [],
+                    else_ifs: [],
+                    else: None,
+                },
+            ],
+        ),
+    },
+]
diff --git a/tests/fixtures/0266/code.php b/tests/fixtures/0266/code.php
new file mode 100644
index 0000000..6ad224a
--- /dev/null
+++ b/tests/fixtures/0266/code.php
@@ -0,0 +1,7 @@
+<?php
+
+if ($foo) {
+
+} else if ($bar) {
+    
+}
\ No newline at end of file
diff --git a/tests/fixtures/0266/tokens.txt b/tests/fixtures/0266/tokens.txt
new file mode 100644
index 0000000..fe191ad
--- /dev/null
+++ b/tests/fixtures/0266/tokens.txt
@@ -0,0 +1,106 @@
+[
+    Token {
+        kind: OpenTag(
+            Full,
+        ),
+        span: (
+            1,
+            1,
+        ),
+    },
+    Token {
+        kind: If,
+        span: (
+            3,
+            1,
+        ),
+    },
+    Token {
+        kind: LeftParen,
+        span: (
+            3,
+            4,
+        ),
+    },
+    Token {
+        kind: Variable(
+            "foo",
+        ),
+        span: (
+            3,
+            5,
+        ),
+    },
+    Token {
+        kind: RightParen,
+        span: (
+            3,
+            9,
+        ),
+    },
+    Token {
+        kind: LeftBrace,
+        span: (
+            3,
+            11,
+        ),
+    },
+    Token {
+        kind: RightBrace,
+        span: (
+            5,
+            1,
+        ),
+    },
+    Token {
+        kind: Else,
+        span: (
+            5,
+            3,
+        ),
+    },
+    Token {
+        kind: If,
+        span: (
+            5,
+            8,
+        ),
+    },
+    Token {
+        kind: LeftParen,
+        span: (
+            5,
+            11,
+        ),
+    },
+    Token {
+        kind: Variable(
+            "bar",
+        ),
+        span: (
+            5,
+            12,
+        ),
+    },
+    Token {
+        kind: RightParen,
+        span: (
+            5,
+            16,
+        ),
+    },
+    Token {
+        kind: LeftBrace,
+        span: (
+            5,
+            18,
+        ),
+    },
+    Token {
+        kind: RightBrace,
+        span: (
+            7,
+            1,
+        ),
+    },
+]