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Bug on Julia master: ERROR: ArgumentError: invalid index: nothing of type Nothing when trying to use TYPEDSIGNATURES #93

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DilumAluthge opened this issue Aug 2, 2020 · 0 comments
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Bug on Julia master: ERROR: ArgumentError: invalid index: nothing of type Nothing when trying to use TYPEDSIGNATURES #93

DilumAluthge opened this issue Aug 2, 2020 · 0 comments
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Type: Bug

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@DilumAluthge
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The bug is present on the latest registered version of DocStringExtensions, as well as the latest DocStringExtensions master.

(@v1.6) pkg> add DocStringExtensions
 Installing known registries into `~/.julia`
[ Info: LEGAL NOTICE: package operations send anonymous data about your system to https://pkg.julialang.org (your current package server), including the operating system and Julia versions you are using, and a random client UUID. Running `Pkg.telemetryinfo()` will show exactly what data is sent. See https://julialang.org/legal/data/ for more details about what this data is used for, how long it is retained, and how to opt out of sending it.
######################################################################## 100.0%
      Added registry `General` to `~/.julia/registries/General`
  Resolving package versions...
  Installed DocStringExtensions ─ v0.8.2
Updating `~/.julia/environments/v1.6/Project.toml`
  [ffbed154] + DocStringExtensions v0.8.2
Updating `~/.julia/environments/v1.6/Manifest.toml`
  [ffbed154] + DocStringExtensions v0.8.2
  [2a0f44e3] + Base64
  [ade2ca70] + Dates
  [8ba89e20] + Distributed
  [b77e0a4c] + InteractiveUtils
  [76f85450] + LibGit2
  [8f399da3] + Libdl
  [56ddb016] + Logging
  [d6f4376e] + Markdown
  [44cfe95a] + Pkg
  [de0858da] + Printf
  [3fa0cd96] + REPL
  [9a3f8284] + Random
  [ea8e919c] + SHA
  [9e88b42a] + Serialization
  [6462fe0b] + Sockets
  [8dfed614] + Test
  [cf7118a7] + UUIDs
  [4ec0a83e] + Unicode

julia> import DocStringExtensions
[ Info: Precompiling DocStringExtensions [ffbed154-4ef7-542d-bbb7-c09d3a79fcae]

julia> """
       $(DocStringExtensions.TYPEDSIGNATURES)
       """
       function foo(x)
           return nothing
       end
foo

help?> foo
search: foo floor pointer_from_objref OverflowError RoundFromZero unsafe_copyto! functionloc StackOverflowError @functionloc OutOfMemoryError UndefKeywordError

ERROR: ArgumentError: invalid index: nothing of type Nothing
Stacktrace:
  [1] to_index(i::Nothing)
    @ Base ./indices.jl:297
  [2] to_index(A::Vector{DataType}, i::Nothing)
    @ Base ./indices.jl:274
  [3] to_indices(A::Vector{DataType}, inds::Tuple{Base.OneTo{Int64}}, I::Tuple{Nothing})
    @ Base ./indices.jl:329
  [4] to_indices(A::Vector{DataType}, I::Tuple{Nothing})
    @ Base ./indices.jl:322
  [5] getindex(A::Vector{DataType}, I::Nothing)
    @ Base ./abstractarray.jl:1119
  [6] format(#unused#::DocStringExtensions.TypedMethodSignatures, buf::IOBuffer, doc::Base.Docs.DocStr)
    @ DocStringExtensions ~/.julia/packages/DocStringExtensions/ojJPU/src/abbreviations.jl:389
  [7] formatdoc(buf::IOBuffer, doc::Base.Docs.DocStr, part::DocStringExtensions.TypedMethodSignatures)
    @ DocStringExtensions ~/.julia/packages/DocStringExtensions/ojJPU/src/abbreviations.jl:25
  [8] formatdoc(d::Base.Docs.DocStr)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:85
  [9] parsedoc(d::Base.Docs.DocStr)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:93
 [10] iterate
    @ ./generator.jl:47 [inlined]
 [11] _collect(c::Vector{Base.Docs.DocStr}, itr::Base.Generator{Vector{Base.Docs.DocStr},typeof(Base.Docs.parsedoc)}, #unused#::Base.EltypeUnknown, isz::Base.HasShape{1})
    @ Base ./array.jl:699
 [12] collect_similar
    @ ./array.jl:628 [inlined]
 [13] map
    @ ./abstractarray.jl:2225 [inlined]
 [14] doc(binding::Base.Docs.Binding, sig::Type)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:187
 [15] doc(binding::Base.Docs.Binding)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:155
 [16] top-level scope
    @ ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:372

To edit a specific method, type the corresponding number into the REPL and press Ctrl+Q

julia> import InteractiveUtils

julia> InteractiveUtils.versioninfo()
Julia Version 1.6.0-DEV.569
Commit 84ef118f06 (2020-08-01 18:56 UTC)
Platform Info:
  OS: macOS (x86_64-apple-darwin19.6.0)
  CPU: Intel(R) Core(TM) i5-4278U CPU @ 2.60GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-9.0.1 (ORCJIT, haswell)
(@v1.6) pkg> add DocStringExtensions#master
 Installing known registries into `~/.julia`
[ Info: LEGAL NOTICE: package operations send anonymous data about your system to https://pkg.julialang.org (your current package server), including the operating system and Julia versions you are using, and a random client UUID. Running `Pkg.telemetryinfo()` will show exactly what data is sent. See https://julialang.org/legal/data/ for more details about what this data is used for, how long it is retained, and how to opt out of sending it.
######################################################################## 100.0%
      Added registry `General` to `~/.julia/registries/General`
    Cloning git-repo `https://github.com/JuliaDocs/DocStringExtensions.jl.git`
   Updating git-repo `https://github.com/JuliaDocs/DocStringExtensions.jl.git`
   Updating registry at `~/.julia/registries/General`
  Resolving package versions...
Updating `~/.julia/environments/v1.6/Project.toml`
  [ffbed154] + DocStringExtensions v0.8.2 `https://github.com/JuliaDocs/DocStringExtensions.jl.git#master`
Updating `~/.julia/environments/v1.6/Manifest.toml`
  [ffbed154] + DocStringExtensions v0.8.2 `https://github.com/JuliaDocs/DocStringExtensions.jl.git#master`
  [2a0f44e3] + Base64
  [ade2ca70] + Dates
  [8ba89e20] + Distributed
  [b77e0a4c] + InteractiveUtils
  [76f85450] + LibGit2
  [8f399da3] + Libdl
  [56ddb016] + Logging
  [d6f4376e] + Markdown
  [44cfe95a] + Pkg
  [de0858da] + Printf
  [3fa0cd96] + REPL
  [9a3f8284] + Random
  [ea8e919c] + SHA
  [9e88b42a] + Serialization
  [6462fe0b] + Sockets
  [8dfed614] + Test
  [cf7118a7] + UUIDs
  [4ec0a83e] + Unicode

julia> import DocStringExtensions
[ Info: Precompiling DocStringExtensions [ffbed154-4ef7-542d-bbb7-c09d3a79fcae]

julia> """
       $(DocStringExtensions.TYPEDSIGNATURES)
       """
       function foo(x)
           return nothing
       end
foo

help?> foo
search: foo floor pointer_from_objref OverflowError RoundFromZero unsafe_copyto! functionloc StackOverflowError @functionloc OutOfMemoryError UndefKeywordError

ERROR: ArgumentError: invalid index: nothing of type Nothing
Stacktrace:
  [1] to_index(i::Nothing)
    @ Base ./indices.jl:297
  [2] to_index(A::Vector{DataType}, i::Nothing)
    @ Base ./indices.jl:274
  [3] to_indices(A::Vector{DataType}, inds::Tuple{Base.OneTo{Int64}}, I::Tuple{Nothing})
    @ Base ./indices.jl:329
  [4] to_indices(A::Vector{DataType}, I::Tuple{Nothing})
    @ Base ./indices.jl:322
  [5] getindex(A::Vector{DataType}, I::Nothing)
    @ Base ./abstractarray.jl:1119
  [6] format(#unused#::DocStringExtensions.TypedMethodSignatures, buf::IOBuffer, doc::Base.Docs.DocStr)
    @ DocStringExtensions ~/.julia/packages/DocStringExtensions/ojJPU/src/abbreviations.jl:389
  [7] formatdoc(buf::IOBuffer, doc::Base.Docs.DocStr, part::DocStringExtensions.TypedMethodSignatures)
    @ DocStringExtensions ~/.julia/packages/DocStringExtensions/ojJPU/src/abbreviations.jl:25
  [8] formatdoc(d::Base.Docs.DocStr)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:85
  [9] parsedoc(d::Base.Docs.DocStr)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:93
 [10] iterate
    @ ./generator.jl:47 [inlined]
 [11] _collect(c::Vector{Base.Docs.DocStr}, itr::Base.Generator{Vector{Base.Docs.DocStr},typeof(Base.Docs.parsedoc)}, #unused#::Base.EltypeUnknown, isz::Base.HasShape{1})
    @ Base ./array.jl:699
 [12] collect_similar
    @ ./array.jl:628 [inlined]
 [13] map
    @ ./abstractarray.jl:2225 [inlined]
 [14] doc(binding::Base.Docs.Binding, sig::Type)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:187
 [15] doc(binding::Base.Docs.Binding)
    @ REPL ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:155
 [16] top-level scope
    @ ~/dev/repos/aluthge-forks/julia/usr/share/julia/stdlib/v1.6/REPL/src/docview.jl:372

To edit a specific method, type the corresponding number into the REPL and press Ctrl+Q

julia> import InteractiveUtils

julia> InteractiveUtils.versioninfo()
Julia Version 1.6.0-DEV.569
Commit 84ef118f06 (2020-08-01 18:56 UTC)
Platform Info:
  OS: macOS (x86_64-apple-darwin19.6.0)
  CPU: Intel(R) Core(TM) i5-4278U CPU @ 2.60GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-9.0.1 (ORCJIT, haswell)
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@mortenpi @DilumAluthge