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Factor out Go version selection from mkGoEnv and add it to buildGoApplication too

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This commit is contained in:
adisbladis 2022-06-13 20:48:54 +08:00
parent c3c8aa564d
commit ade4c20234
1 changed files with 21 additions and 12 deletions
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33
builder/default.nix
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@ -86,6 +86,20 @@ let
''
);
# Select Go attribute based on version specified in go.mod
selectGo = attrs: goMod: attrs.go or (if goMod == null then pkgs.go else
(
let
goVersion = goMod.go;
goAttr = "go_" + (lib.replaceStrings [ "." ] [ "_" ] goVersion);
in
(
if builtins.hasAttr goAttr pkgs then pkgs.${goAttr}
else builtins.trace "go.mod specified Go version ${goVersion} but doesn't exist. Falling back to ${pkgs.go.version}." pkgs.go
)
));
mkGoEnv =
{ pwd
}@attrs:
@ -93,16 +107,7 @@ let
goMod = parseGoMod (builtins.readFile "${builtins.toString pwd}/go.mod");
modulesStruct = builtins.fromTOML (builtins.readFile "${builtins.toString pwd}/gomod2nix.toml");
go = attrs.go or (
let
goVersion = goMod.go;
goAttr = "go_" + (lib.replaceStrings [ "." ] [ "_" ] goVersion);
in
(
if builtins.hasAttr goAttr pkgs then pkgs.${goAttr}
else builtins.trace "go.mod specified Go version ${goVersion} but doesn't exist. Falling back to ${pkgs.go.version}." pkgs.go
)
);
go = selectGo attrs goMod;
vendorEnv = mkVendorEnv {
inherit go modulesStruct;
@ -147,7 +152,6 @@ let
buildGoApplication =
{ modules
, go ? pkgs.go
, src
, pwd ? null
, CGO_ENABLED ? "0"
@ -160,7 +164,10 @@ let
let
modulesStruct = builtins.fromTOML (builtins.readFile modules);
goMod = parseGoMod (builtins.readFile "${builtins.toString pwd}/go.mod");
goMod =
if pwd != null
then parseGoMod (builtins.readFile "${builtins.toString pwd}/go.mod")
else null;
localReplaceCommands =
let
localReplaceAttrs = lib.filterAttrs (n: v: lib.hasAttr "path" v) goMod.replace;
@ -176,6 +183,8 @@ let
in
if pwd != null then commands else [ ];
go = selectGo attrs goMod;
removeReferences = [ ] ++ lib.optional (!allowGoReference) go;
vendorEnv = mkVendorEnv {