dotenv: support export declarations in .env files #1226
Merged
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For example,
export FOO=1
.Fixes #1207.
We can't use non-capturing groups, so this is the best I could come up with.
I couldn't find a spec for the .env format. But some of the parsers support multiline strings, escape quotes, and what not. That's going to be rough to do inside Nix...