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Make @df support string column names #563

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Make @df support string column names #563

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2 changes: 2 additions & 0 deletions src/df.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -191,6 +191,8 @@ get_col(syms, col_nt, names) = hcat((get_col(s, col_nt, names) for s in syms)...

# get the appropriate name when passed an Integer
add_sym!(cols, i::Integer, names) = push!(cols, names[i])
# get the appropriate name when passed a string
add_sym!(cols, str::AbstractString, names) = add_sym!(cols, Symbol(str), names)
# check for errors in Symbols
add_sym!(cols, s::Symbol, names) = s in names ? push!(cols, s) : cols
# recursively extract column names
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