piegames
abb8ad29c0
We now properly shell out to the parser instead of hacking stuff together with a regex. Stuff we get for free by doing this: - Optional trailing semicolon - Declaring nested attribute sets - String identifiers, and future proofing for eventual grammar improvements to identifiers - Dynamic attributes Change-Id: Ibf1ad815e5e27caf162df05ea5ba5b1b4955d9c9
51 lines
1014 B
Plaintext
51 lines
1014 B
Plaintext
@args -v
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Adding variables gives simple user feedback
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Lix $VERSION
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Type :? for help.
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nix-repl> foo = 5
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Added foo.
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nix-repl> foo = 10
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Updated foo.
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Optional semicolon at the end, allow setting multiple variables in one line
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nix-repl> foo = 2;
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Updated foo.
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nix-repl> foo = 2; bar = 3;
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Updated foo.
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Added bar.
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String identifiers work
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nix-repl> "silly name" = null
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Added "silly name".
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Attrset syntax works, but without dynamic attrs or merging
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nix-repl> foo.bar = "baz"
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Updated foo.
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nix-repl> foo
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{ bar = "baz"; }
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nix-repl> foo."this works" = 42
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Updated foo.
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nix-repl> foo
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{ "this works" = 42; }
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nix-repl> foo.bar = "baz"; foo.more = "error"
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error: attribute 'foo' already defined at «string»:1:18
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at «string»:1:12:
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1| foo.bar = "baz"; foo.more = "error"
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| ^
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nix-repl> ${foo} = 10
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error: dynamic attributes not allowed in REPL
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at «string»:1:1:
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1| ${foo} = 10
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| ^
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