add peco: Simplistic interactive filtering tool

pkgs/tools/text/peco/default.nix

@@ -0,0 +1,63 @@
+{ stdenv, go, fetchgit }:
+
+let
+  go-flags = fetchgit {
+    url = "git://github.com/jessevdk/go-flags";
+    rev = "4f0ca1e2d1349e9662b633ea1b8b8d48e8a32533";
+    sha256 = "5f22f4c5a0529ff0da8e507462ad910bb73c513fde49d58dd4baf7332787ca3d";
+  };
+  go-runewidth = fetchgit {
+    url = "git://github.com/mattn/go-runewidth";
+    rev = "36f63b8223e701c16f36010094fb6e84ffbaf8e0";
+    sha256 = "718e9e04659441744b8d43bd3d7e806836194cf322962712a6e019311d407ecf";
+  };
+  termbox-go = fetchgit {
+    url = "git://github.com/nsf/termbox-go";
+    rev = "4e63c3a917c197694cb4fef6c55582500b3741e3";
+    sha256 = "00ecc0dcf0919a42ea06fe3bd93480a17241160c434ff3872b6f5e418eb18069";
+  };
+in stdenv.mkDerivation rec {
+  name = "peco-${version}";
+  version = "0.2.3";
+
+  src = fetchgit {
+    url = "git://github.com/peco/peco";
+    rev = "b8e0c8f37d3eed68e64c931b0edb77728f3723f9";
+    sha256 = "f178e01ab0536770b17eddcefd863e68c2d65b527b5da1fc3fb9efb19c12635f";
+  };
+
+  buildInputs = [ go ];
+
+  sourceRoot = ".";
+
+  buildPhase = ''
+    mkdir -p src/github.com/jessevdk/go-flags/
+    ln -s ${go-flags}/* src/github.com/jessevdk/go-flags
+
+    mkdir -p src/github.com/mattn/go-runewidth/
+    ln -s ${go-runewidth}/* src/github.com/mattn/go-runewidth
+
+    mkdir -p src/github.com/nsf/termbox-go/
+    ln -s ${termbox-go}/* src/github.com/nsf/termbox-go
+
+    mkdir -p src/github.com/peco/peco
+    ln -s ${src}/* src/github.com/peco/peco
+
+    export GOPATH=$PWD
+    go build -v -o peco src/github.com/peco/peco/cmd/peco/peco.go
+  ''; # */
+
+  installPhase = ''
+    ensureDir $out/bin
+    cp peco $out/bin
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Simplistic interactive filtering tool";
+    homepage = https://github.com/peco/peco;
+    license = licenses.mit;
+    # peco should work on Windows or other POSIX platforms, but the go package
+    # declares only linux and darwin.
+    platforms = platforms.linux ++ platforms.darwin;
+  };
+}

pkgs/top-level/all-packages.nix

@@ -1831,6 +1831,8 @@ let
 
   pdnsd = callPackage ../tools/networking/pdnsd { };
 
+  peco = callPackage ../tools/text/peco { };
+
   pg_top = callPackage ../tools/misc/pg_top { };
 
   pdsh = callPackage ../tools/networking/pdsh {