cleanSourceFilter

lib.sources.cleanSourceFilter

Docs pulled from | This Revision | 11 minutes ago

A basic filter for cleanSourceWith that removes directories of version control system, backup files (*~) and some generated files.

Inputs

name: 1. Function argument
type: 2. Function argument

Noogle detected

Aliases

lib.cleanSourceFilter

Implementation

The following is the current implementation of this function.

cleanSourceFilter =
    name: type:
    let
      baseName = baseNameOf (toString name);
    in
    !(
      # Filter out version control software files/directories
      (
        baseName == ".git"
        || type == "directory" && (baseName == ".svn" || baseName == "CVS" || baseName == ".hg")
      )
      ||
        # Filter out editor backup / swap files.
        lib.hasSuffix "~" baseName
      || match "^\\.sw[a-z]$" baseName != null
      || match "^\\..*\\.sw[a-z]$" baseName != null
      ||

        # Filter out generates files.
        lib.hasSuffix ".o" baseName
      || lib.hasSuffix ".so" baseName
      ||
        # Filter out nix-build result symlinks
        (type == "symlink" && lib.hasPrefix "result" baseName)
      ||
        # Filter out sockets and other types of files we can't have in the store.
        (type == "unknown")
    );