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Matthieu Coudron 2019-05-18 21:51:16 +09:00
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@ -72,7 +72,7 @@ For the sake of completeness, here's another example how to install the environm
}
```
### How to override a Python package using overlays?
### How to override a Lua package using overlays?
Use the following overlay template:
@ -165,7 +165,7 @@ The Nix expressions for the interpreters can be found in `pkgs/development/inter
Each interpreter has the following attributes:
- `interpreter`. Alias for `${lua}/bin/lua`.
- `buildEnv`. Function to build python interpreter environments with extra packages bundled together. See section *python.buildEnv function* for usage and documentation.
- `buildEnv`. Function to build lua interpreter environments with extra packages bundled together. See section *lua.buildEnv function* for usage and documentation.
- `withPackages`. Simpler interface to `buildEnv`.
- `pkgs`. Set of Lua packages for that specific interpreter. The package set can be modified by overriding the interpreter and passing `packageOverrides`.
@ -223,10 +223,8 @@ Because with an application we're not interested in multiple version the prefix
#### lua.withPackages function
The `lua.withPackages` function provides a simpler interface to the `python.buildEnv` functionality.
It takes a function as an argument that is passed the set of python packages and returns the list
of the packages to be included in the environment. Using the `withPackages` function, the previous
example for the luafilesystem environment can be written like this:
The `lua.withPackages` takes a function as an argument that is passed the set of lua packages and returns the list of packages to be included in the environment.
Using the `withPackages` function, the previous example for the luafilesystem environment can be written like this:
```nix
with import <nixpkgs> {};