Unable to convert to float

[tk3369]

julia> x = Decimal(1.0)
Decimal(0, 1, 0)

julia> float(x)
ERROR: MethodError: no method matching tryparse(::Type{AbstractFloat}, ::String)
Closest candidates are:
  tryparse(::Type{T<:Integer}, ::AbstractString; base) where T<:Integer at parse.jl:234
  tryparse(::Type{Float64}, ::String) at parse.jl:245
  tryparse(::Type{Float32}, ::String) at parse.jl:265
  ...
Stacktrace:
 [1] #tryparse_internal#349(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::Function, ::Type{AbstractFloat}, ::String, ::Bool) at ./parse.jl:364
 [2] tryparse_internal(::Type{AbstractFloat}, ::String, ::Bool) at ./parse.jl:364
 [3] #parse#350(::Base.Iterators.Pairs{Union{},Union{},Tuple{},NamedTuple{(),Tuple{}}}, ::Function, ::Type{AbstractFloat}, ::String) at ./parse.jl:376
 [4] parse(::Type{AbstractFloat}, ::String) at ./parse.jl:376
 [5] AbstractFloat(::Decimal) at /Users/tomkwong/.julia/packages/Decimals/Qfcas/src/decimal.jl:67
 [6] float(::Decimal) at ./float.jl:271
 [7] top-level scope at none:0

julia> versioninfo()
Julia Version 1.1.0
Commit 80516ca202 (2019-01-21 21:24 UTC)
Platform Info:
  OS: macOS (x86_64-apple-darwin14.5.0)
  CPU: Intel(R) Core(TM) i5-4258U CPU @ 2.40GHz
  WORD_SIZE: 64
  LIBM: libopenlibm
  LLVM: libLLVM-6.0.1 (ORCJIT, haswell)
Environment:
  JULIA_NUM_THREADS = 4

[xgdgsc]

I also get this error.

[hurak]

number() instead of float()