forked from dan/liminix
Daniel Barlow
0312f7a999
this means fennelrepl in nix-shell will prefer local source files to generated lua files, making it easier to change library code without restarting the shell
44 lines
1.1 KiB
Nix
44 lines
1.1 KiB
Nix
{
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runCommand
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, runtimeShell
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, fetchurl
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, lib
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, luaPackages
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, lua
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, writeScriptBin
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, linotify
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, anoia
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, fennel
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}:
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let packages = [
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linotify
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anoia
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fennel
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lua.pkgs.luafilesystem
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];
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join = ps: builtins.concatStringsSep ";" ps;
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luapath = join (builtins.map (f:
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"${f}/share/lua/${lua.luaversion}/?.lua;" +
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"${f}/share/lua/${lua.luaversion}/?/init.lua"
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) packages);
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luacpath = join (builtins.map (f: "${f}/lib/lua/${lua.luaversion}/?.so") packages);
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in writeScriptBin "fennelrepl" ''
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#!${lua}/bin/lua
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package.path = ${lib.strings.escapeShellArg luapath} .. ";" .. package.path
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package.cpath = ${lib.strings.escapeShellArg luacpath} .. ";" .. (package.cpath or "")
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local fennel = require "fennel"
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table.insert(package.loaders or package.searchers,1, fennel.searcher)
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local more_fennel = os.getenv("FENNEL_PATH")
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if more_fennel then
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fennel.path = more_fennel .. ";" .. fennel.path
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end
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if #arg > 0 then
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script = table.remove(arg, 1)
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fennel.dofile(script, {correlate = true}, arg)
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else
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fennel.repl()
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end
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''
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