######################################################################
# Overwrite REQUIRE using dependency information from Project.toml.
#
# Call from the root of the package repository.
#
# Has some basic sanity checks, but **use at your own risk**, `REQUIRE`
# will be overwritten.
#
# The purpose of this script is to appease attobot, until
# https://github.com/attobot/attobot/issues/50 is fixed.
######################################################################
@assert VERSION ≥ v"0.7"
import Pkg
const PT = Pkg.Types
Pkg.activate(pwd())             # current directory as the project
ctx = PT.Context()
pkg = ctx.env.pkg
if pkg ≡ nothing
@error "Not in a package, I won't generate REQUIRE."
exit(1)
else
@info "found package" pkg = pkg
end
deps = PT.get_deps(ctx)
non_std_deps = sort(collect(setdiff(keys(deps), values(ctx.stdlibs))))
open("REQUIRE", "w") do io
println(io, "julia 0.7")
for d in non_std_deps
println(io, d)
@info "listing $d"
end
end