Just validate command is in PATH; forking a shell is wasteful
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1 changed files with 4 additions and 1 deletions
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@ -30,7 +30,10 @@ def compile_dir(dir) when is_binary(dir) do
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"""
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@spec command_available?(String.t()) :: boolean()
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def command_available?(command) do
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match?({_output, 0}, System.cmd("sh", ["-c", "command -v #{command}"]))
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case :os.find_executable(String.to_charlist(command)) do
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false -> false
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_ -> true
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end
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end
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@doc "creates the uniq temporary directory"
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