Merge pull request #384 from julia-vscode/sp/fix-curly-where-comp-parsing

fix: proper curly parsing in where with comparison operator

Author: pfitzseb

src/components/operators.jl

@@ -360,11 +360,13 @@ end
 
 # parse where
 function parse_operator_where(ps::ParseState, ret::EXPR, op::EXPR, setscope=true)
-    nextarg = @precedence ps LazyAndOp @closer ps :inwhere parse_expression(ps)
+    # https://github.com/JuliaLang/JuliaSyntax.jl/issues/395
+    prec = VERSION > v"1.10-" && kindof(ps.nt) == Tokens.LBRACE ? WhereOp : LazyAndOp
+    nextarg = @precedence ps prec @closer ps :inwhere parse_expression(ps)
     if headof(nextarg) === :braces
         pushfirst!(nextarg.args, ret)
         pushfirst!(nextarg.trivia, op)
-        ret = EXPR(:where, nextarg.args,nextarg.trivia)
+        ret = EXPR(:where, nextarg.args, nextarg.trivia)
     else
         ret = EXPR(:where, EXPR[ret, nextarg], EXPR[op])
     end

test/parser/test_operators.jl

@@ -164,6 +164,7 @@ end
     @test "a = b where c = d" |> test_expr
     @test "a = b where c" |> test_expr
     @test "b where c = d" |> test_expr
+    @test "b where {c} == d" |> test_expr
 
     @test "a ? b where c : d" |> test_expr
     if VERSION >= v"1.6"