fix #760 (#763)

domluna · Oct 4, 2023 · f72bcf0 · f72bcf0
1 parent ccc6712
commit f72bcf0
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Showing 3 changed files with 18 additions and 1 deletion.
diff --git a/Project.toml b/Project.toml
@@ -1,7 +1,7 @@
 name = "JuliaFormatter"
 uuid = "98e50ef6-434e-11e9-1051-2b60c6c9e899"
 authors = ["Dominique Luna <[email protected]>"]
-version = "1.0.38"
+version = "1.0.39"
 
 [deps]
 CSTParser = "00ebfdb7-1f24-5e51-bd34-a7502290713f"

diff --git a/src/document.jl b/src/document.jl
@@ -99,6 +99,14 @@ function Document(text::AbstractString)
                     cidx = nl2 + 1
                 end
             end
+        elseif t.kind === Tokens.ERROR && startswith(t.val, "#=")
+            nlidx = findfirst(x -> x == '\n', t.val)
+            nlidx = nlidx === nothing ? length(t.val) : nlidx - 1
+            throw(
+                ErrorException(
+                    """Unable to format. Multi-line comment on line $(t.startpos[1]) is not closed.""",
+                ),
+            )
         elseif t.kind === Tokens.COMMENT
             ws = 0
             if prev_tok.kind === Tokens.WHITESPACE

diff --git a/test/issues.jl b/test/issues.jl
@@ -1744,4 +1744,13 @@
         """
         @test fmt(str, 4, 92, align_struct_field = true) == str
     end
+
+    @testset "760" begin
+        s = """
+        foo() = nothing
+        #=
+        a = 10
+        """
+        @test_throws ErrorException format_text(s)
+    end
 end