{ coq, mkCoqDerivation, mathcomp, lib, version ? null }:

mkCoqDerivation {

  namePrefix = [ "coq" "mathcomp" ];
  pname = "finmap";
  owner = "math-comp";
  inherit version;
  defaultVersion = with lib.versions; lib.switch [ coq.version mathcomp.version ]  [
      { cases = [ (range "8.16" "8.19")  (isGe "2.0") ];          out = "2.1.0"; }
      { cases = [ (range "8.16" "8.18")  (range "2.0" "2.1") ];   out = "2.0.0"; }
      { cases = [ (range "8.13" "8.19")  (range "1.12" "1.19") ]; out = "1.5.2"; }
      { cases = [ (isGe "8.10")          (range "1.11" "1.17") ]; out = "1.5.1"; }
      { cases = [ (range "8.7" "8.11")   "1.11.0" ];              out = "1.5.0"; }
      { cases = [ (isEq "8.11")          (range "1.8" "1.10") ];  out = "1.4.0+coq-8.11"; }
      { cases = [ (range "8.7" "8.11.0") (range "1.8" "1.10") ];  out = "1.4.0"; }
      { cases = [ (range "8.7" "8.11.0") (range "1.8" "1.10") ];  out = "1.3.4"; }
      { cases = [ (range "8.7" "8.9")    "1.7.0" ];               out = "1.1.0"; }
      { cases = [ (range "8.6" "8.7")    (range "1.6.1" "1.7") ]; out = "1.0.0"; }
    ] null;
  release = {
    "2.1.0".sha256          = "sha256-gh0cnhdVDyo+D5zdtxLc10kGKQLQ3ITzHnMC45mCtpY=";
    "2.0.0".sha256          = "sha256-0Wr1ZUYVuZH74vawO4EZlZ+K3kq+s1xEz/BfzyKj+wk=";
    "1.5.2".sha256          = "sha256-0KmmSjc2AlUo6BKr9RZ4FjL9wlGISlTGU0X1Eu7l4sw=";
    "1.5.1".sha256          = "0ryfml4pf1dfya16d8ma80favasmrygvspvb923n06kfw9v986j7";
    "1.5.0".sha256          = "0vx9n1fi23592b3hv5p5ycy7mxc8qh1y5q05aksfwbzkk5zjkwnq";
    "1.4.1".sha256          = "0kx4nx24dml1igk0w0qijmw221r5bgxhwhl5qicnxp7ab3c35s8p";
    "1.4.0+coq-8.11".sha256 = "1fd00ihyx0kzq5fblh9vr8s5mr1kg7p6pk11c4gr8svl1n69ppmb";
    "1.4.0".sha256          = "0mp82mcmrs424ff1vj3cvd8353r9vcap027h3p0iprr1vkkwjbzd";
    "1.3.4".sha256          = "0f5a62ljhixy5d7gsnwd66gf054l26k3m79fb8nz40i2mgp6l9ii";
    "1.2.1".sha256          = "0jryb5dq8js3imbmwrxignlk5zh8gwfb1wr4b1s7jbwz410vp7zf";
    "1.1.0".sha256          = "05df59v3na8jhpsfp7hq3niam6asgcaipg2wngnzxzqnl86srp2a";
    "1.0.0".sha256          = "0sah7k9qm8sw17cgd02f0x84hki8vj8kdz7h15i7rmz08rj0whpa";
  };

  propagatedBuildInputs = [ mathcomp.ssreflect ];

  meta = {
    description = "Finset and finmap library";
    license = lib.licenses.cecill-b;
  };
}