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Function frequency: Difference between revisions
Added Julia language
(Added Julia language) |
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Line 990:
</lang>
=={{header|Julia}}==
{{works with|Julia|0.6}}
<lang julia>using DataStructures
function funcfreqs(expr::Expr)
cnt = counter(Symbol)
expr.head == :call &&
push!(cnt, expr.args[1])
for e in expr.args
e isa Expr && merge!(cnt, funcfreqs(e))
end
return cnt
end
function parseall(str::AbstractString)
exs = Any[]
pos = start(str)
while !done(str, pos)
ex, pos = parse(str, pos) # returns next starting point as well as expr
ex.head == :toplevel ? append!(exs, ex.args) : push!(exs, ex)
end
if isempty(exs)
throw(ParseError("end of input"))
elseif length(exs) == 1
return exs[1]
else
return Expr(:block, exs...)
end
end
freqs = readstring("src/Function_frequency.jl") |> parseall |> funcfreqs
for (v, f) in freqs
@printf("%10s → %i\n", v, f)
end</lang>
{{out}}
<pre> append! → 1
isa → 1
start → 1
push! → 2
|> → 2
funcfreqs → 2
parseall → 1
ParseError → 1
! → 1
length → 1
throw → 1
parse → 1
readstring → 1
== → 3
counter → 1
Expr → 1
merge! → 1
isempty → 1
done → 1</pre>
=={{header|LiveCode}}==
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