50 lines
929 B
Nix
50 lines
929 B
Nix
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/* Version string functions. */
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{ lib }:
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rec {
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/* Break a version string into its component parts.
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Example:
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splitVersion "1.2.3"
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=> ["1" "2" "3"]
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*/
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splitVersion = builtins.splitVersion or (lib.splitString ".");
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/* Get the major version string from a string.
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Example:
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major "1.2.3"
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=> "1"
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*/
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major = v: builtins.elemAt (splitVersion v) 0;
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/* Get the minor version string from a string.
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Example:
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minor "1.2.3"
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=> "2"
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*/
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minor = v: builtins.elemAt (splitVersion v) 1;
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/* Get the patch version string from a string.
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Example:
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patch "1.2.3"
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=> "3"
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*/
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patch = v: builtins.elemAt (splitVersion v) 2;
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/* Get string of the first two parts (major and minor)
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of a version string.
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Example:
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majorMinor "1.2.3"
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=> "1.2"
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*/
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majorMinor = v:
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builtins.concatStringsSep "."
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(lib.take 2 (splitVersion v));
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}
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