2 files changed, 119 insertions, 0 deletions
diff --git a/test/prism/fixtures/range_beginless.txt b/test/prism/fixtures/range_beginless.txt
new file mode 100644
index 0000000000..a55b9b57e7
--- /dev/null
+++ b/test/prism/fixtures/range_beginless.txt
@@ -0,0 +1,5 @@
+def f(x = ...?a); end
+
+def f(x: ...?a); end
+
+def f() ...:a; end
diff --git a/test/prism/snapshots/range_beginless.txt b/test/prism/snapshots/range_beginless.txt
new file mode 100644
index 0000000000..800f087dc1
--- /dev/null
+++ b/test/prism/snapshots/range_beginless.txt
@@ -0,0 +1,114 @@
+@ ProgramNode (location: (1,0)-(5,18))
+├── flags: ∅
+├── locals: []
+└── statements:
+    @ StatementsNode (location: (1,0)-(5,18))
+    ├── flags: ∅
+    └── body: (length: 3)
+        ├── @ DefNode (location: (1,0)-(1,21))
+        │   ├── flags: newline
+        │   ├── name: :f
+        │   ├── name_loc: (1,4)-(1,5) = "f"
+        │   ├── receiver: ∅
+        │   ├── parameters:
+        │   │   @ ParametersNode (location: (1,6)-(1,15))
+        │   │   ├── flags: ∅
+        │   │   ├── requireds: (length: 0)
+        │   │   ├── optionals: (length: 1)
+        │   │   │   └── @ OptionalParameterNode (location: (1,6)-(1,15))
+        │   │   │       ├── flags: ∅
+        │   │   │       ├── name: :x
+        │   │   │       ├── name_loc: (1,6)-(1,7) = "x"
+        │   │   │       ├── operator_loc: (1,8)-(1,9) = "="
+        │   │   │       └── value:
+        │   │   │           @ RangeNode (location: (1,10)-(1,15))
+        │   │   │           ├── flags: exclude_end
+        │   │   │           ├── left: ∅
+        │   │   │           ├── right:
+        │   │   │           │   @ StringNode (location: (1,13)-(1,15))
+        │   │   │           │   ├── flags: ∅
+        │   │   │           │   ├── opening_loc: (1,13)-(1,14) = "?"
+        │   │   │           │   ├── content_loc: (1,14)-(1,15) = "a"
+        │   │   │           │   ├── closing_loc: ∅
+        │   │   │           │   └── unescaped: "a"
+        │   │   │           └── operator_loc: (1,10)-(1,13) = "..."
+        │   │   ├── rest: ∅
+        │   │   ├── posts: (length: 0)
+        │   │   ├── keywords: (length: 0)
+        │   │   ├── keyword_rest: ∅
+        │   │   └── block: ∅
+        │   ├── body: ∅
+        │   ├── locals: [:x]
+        │   ├── def_keyword_loc: (1,0)-(1,3) = "def"
+        │   ├── operator_loc: ∅
+        │   ├── lparen_loc: (1,5)-(1,6) = "("
+        │   ├── rparen_loc: (1,15)-(1,16) = ")"
+        │   ├── equal_loc: ∅
+        │   └── end_keyword_loc: (1,18)-(1,21) = "end"
+        ├── @ DefNode (location: (3,0)-(3,20))
+        │   ├── flags: newline
+        │   ├── name: :f
+        │   ├── name_loc: (3,4)-(3,5) = "f"
+        │   ├── receiver: ∅
+        │   ├── parameters:
+        │   │   @ ParametersNode (location: (3,6)-(3,14))
+        │   │   ├── flags: ∅
+        │   │   ├── requireds: (length: 0)
+        │   │   ├── optionals: (length: 0)
+        │   │   ├── rest: ∅
+        │   │   ├── posts: (length: 0)
+        │   │   ├── keywords: (length: 1)
+        │   │   │   └── @ OptionalKeywordParameterNode (location: (3,6)-(3,14))
+        │   │   │       ├── flags: ∅
+        │   │   │       ├── name: :x
+        │   │   │       ├── name_loc: (3,6)-(3,8) = "x:"
+        │   │   │       └── value:
+        │   │   │           @ RangeNode (location: (3,9)-(3,14))
+        │   │   │           ├── flags: exclude_end
+        │   │   │           ├── left: ∅
+        │   │   │           ├── right:
+        │   │   │           │   @ StringNode (location: (3,12)-(3,14))
+        │   │   │           │   ├── flags: ∅
+        │   │   │           │   ├── opening_loc: (3,12)-(3,13) = "?"
+        │   │   │           │   ├── content_loc: (3,13)-(3,14) = "a"
+        │   │   │           │   ├── closing_loc: ∅
+        │   │   │           │   └── unescaped: "a"
+        │   │   │           └── operator_loc: (3,9)-(3,12) = "..."
+        │   │   ├── keyword_rest: ∅
+        │   │   └── block: ∅
+        │   ├── body: ∅
+        │   ├── locals: [:x]
+        │   ├── def_keyword_loc: (3,0)-(3,3) = "def"
+        │   ├── operator_loc: ∅
+        │   ├── lparen_loc: (3,5)-(3,6) = "("
+        │   ├── rparen_loc: (3,14)-(3,15) = ")"
+        │   ├── equal_loc: ∅
+        │   └── end_keyword_loc: (3,17)-(3,20) = "end"
+        └── @ DefNode (location: (5,0)-(5,18))
+            ├── flags: newline
+            ├── name: :f
+            ├── name_loc: (5,4)-(5,5) = "f"
+            ├── receiver: ∅
+            ├── parameters: ∅
+            ├── body:
+            │   @ StatementsNode (location: (5,8)-(5,13))
+            │   ├── flags: ∅
+            │   └── body: (length: 1)
+            │       └── @ RangeNode (location: (5,8)-(5,13))
+            │           ├── flags: newline, exclude_end
+            │           ├── left: ∅
+            │           ├── right:
+            │           │   @ SymbolNode (location: (5,11)-(5,13))
+            │           │   ├── flags: static_literal, forced_us_ascii_encoding
+            │           │   ├── opening_loc: (5,11)-(5,12) = ":"
+            │           │   ├── value_loc: (5,12)-(5,13) = "a"
+            │           │   ├── closing_loc: ∅
+            │           │   └── unescaped: "a"
+            │           └── operator_loc: (5,8)-(5,11) = "..."
+            ├── locals: []
+            ├── def_keyword_loc: (5,0)-(5,3) = "def"
+            ├── operator_loc: ∅
+            ├── lparen_loc: (5,5)-(5,6) = "("
+            ├── rparen_loc: (5,6)-(5,7) = ")"
+            ├── equal_loc: ∅
+            └── end_keyword_loc: (5,15)-(5,18) = "end"