Off-by-one error in hover

[thomasfaingnaert]

It appears there is an off-by-one when parsing the column of the textDocument/hover request.
For example, given the following file:

println("Hello World")

Hover on p doesn't return anything:

Tue 24 Sep 2019 11:39:38 CEST:["--->",1,"julia",{"method":"textDocument/hover","on_notification":"---funcref---","params":{"textDocument":{"uri":"file:///home/thomas/test.jl"},"position":{"character":0,"line":0}}}]
Tue 24 Sep 2019 11:39:49 CEST:["<---",1,"julia",{"response":{"id":2,"jsonrpc":"2.0","result":{"contents":[]}},"request":{"id":2,"jsonrpc":"2.0","method":"textDocument/hover","params":{"textDocument":{"uri":"file:///home/thomas/test.jl"},"position":{"character":0,"line":0}}}}]

But any character from r up to, and including, ( works:

Tue 24 Sep 2019 11:41:14 CEST:["--->",1,"julia",{"method":"textDocument/hover","on_notification":"---funcref---","params":{"textDocument":{"uri":"file:///home/thomas/test.jl"},"position":{"character":7,"line":0}}}]
Tue 24 Sep 2019 11:41:14 CEST:["<---",1,"julia",{"response":{"id":3,"jsonrpc":"2.0","result":{"contents":[{"language":"julia","value":"\nprintln([io::IO], xs...)\n"},"\n\nPrint (using [`print`](@ref)) `xs` followed by a newline. If `io` is not supplied, prints to [`stdout`](@ref).\n\n# Examples\n\n",{"language":"julia","value":"\njulia> println(\"Hello, world\")\nHello, world\n\njulia> io = IOBuffer();\n\njulia> println(io, \"Hello, world\")\n\njulia> String(take!(io))\n\"Hello, world\\n\"\n"},"\n"]}},"request":{"id":3,"jsonrpc":"2.0","method":"textDocument/hover","params":{"textDocument":{"uri":"file:///home/thomas/test.jl"},"position":{"character":7,"line":0}}}}]

[ZacLN]

Fixed by b1a9b33