push sheeet

pkgs/development/beam-modules/elixir-ls/default.nix

@@ -0,0 +1,70 @@
+{
+  lib,
+  elixir,
+  fetchFromGitHub,
+  makeWrapper,
+  stdenv,
+  nix-update-script,
+}:
+
+stdenv.mkDerivation rec {
+  pname = "elixir-ls";
+  version = "0.29.3";
+
+  src = fetchFromGitHub {
+    owner = "elixir-lsp";
+    repo = "elixir-ls";
+    rev = "v${version}";
+    hash = "sha256-ikx0adlDrkUpMXPEbPtIsb2/1wcOt1jLwciVdBEKnss=";
+  };
+
+  patches = [
+    # patch wrapper script to remove elixir detection and inject necessary paths
+    ./launch.sh.patch
+  ];
+
+  nativeBuildInputs = [
+    makeWrapper
+  ];
+
+  # for substitution
+  env.elixir = elixir;
+
+  dontConfigure = true;
+  dontBuild = true;
+
+  installPhase = ''
+    cp -R . $out
+    ln -s $out/VERSION $out/scripts/VERSION
+
+    substituteAllInPlace $out/scripts/launch.sh
+
+    mkdir -p $out/bin
+
+    makeWrapper $out/scripts/language_server.sh $out/bin/elixir-ls \
+      --set ELS_LOCAL "1"
+
+    makeWrapper $out/scripts/debug_adapter.sh $out/bin/elixir-debug-adapter \
+      --set ELS_LOCAL "1"
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    homepage = "https://github.com/elixir-lsp/elixir-ls";
+    description = ''
+      A frontend-independent IDE "smartness" server for Elixir.
+      Implements the "Language Server Protocol" standard and provides debugger support via the "Debug Adapter Protocol"
+    '';
+    longDescription = ''
+      The Elixir Language Server provides a server that runs in the background, providing IDEs, editors, and other tools with information about Elixir Mix projects.
+      It adheres to the Language Server Protocol, a standard for frontend-independent IDE support.
+      Debugger integration is accomplished through the similar VS Code Debug Protocol.
+    '';
+    license = licenses.asl20;
+    platforms = platforms.unix;
+    mainProgram = "elixir-ls";
+    teams = [ teams.beam ];
+  };
+  passthru.updateScript = nix-update-script { };
+}

pkgs/development/beam-modules/elixir-ls/launch.sh.patch

@@ -0,0 +1,162 @@
+diff --git c/scripts/launch.sh w/scripts/launch.sh
+index d9c33952..8bc5c382 100755
+--- c/scripts/launch.sh
++++ w/scripts/launch.sh
+@@ -1,114 +1,4 @@
+-#!/bin/sh
+-# Actual launcher. This does the hard work of figuring out the best way
+-# to launch the language server or the debug adapter.
+-
+-# Running this script is a one-time action per project launch, so we opt for
+-# code simplicity instead of performance. Hence some potentially redundant
+-# moves here.
+-
+-
+-did_relaunch=$1
+-
+-# Get the user's preferred shell
+-preferred_shell=$(basename "$SHELL")
+-
+-# Get current dirname
+-dirname=$(dirname "$0")
+-
+-case "${did_relaunch}" in
+-  "")
+-    if [ "$preferred_shell" = "bash" ]; then
+-      >&2 echo "Preferred shell is bash, relaunching"
+-      exec "$(which bash)" "$0" relaunch
+-    elif [ "$preferred_shell" = "zsh" ]; then
+-      >&2 echo "Preferred shell is zsh, relaunching"
+-      exec "$(which zsh)" "$0" relaunch
+-    elif [ "$preferred_shell" = "fish" ]; then
+-      >&2 echo "Preferred shell is fish, launching launch.fish"
+-      exec "$(which fish)" "$dirname/launch.fish"
+-    else
+-      >&2 echo "Preferred shell $preferred_shell is not supported, continuing in POSIX shell"
+-    fi
+-    ;;
+-  *)
+-    # We have an arg2, so we got relaunched
+-    ;;
+-esac
+-
+-# First order of business, see whether we can setup asdf
+-echo "Looking for asdf install" >&2
+-
+-readlink_f () {
+-  cd "$(dirname "$1")" > /dev/null || exit 1
+-  filename="$(basename "$1")"
+-  if [ -h "$filename" ]; then
+-    readlink_f "$(readlink "$filename")"
+-  else
+-    echo "$(pwd -P)/$filename"
+-  fi
+-}
+-
+-export_stdlib_path () {
+-  which_elixir_expr=$1
+-  stdlib_path=$(eval "$which_elixir_expr")
+-  stdlib_real_path=$(readlink_f "$stdlib_path")
+-  ELX_STDLIB_PATH=$(echo "$stdlib_real_path" | sed "s/\(.*\)\/bin\/elixir/\1/")
+-  export ELX_STDLIB_PATH
+-}
+-
+-# Check if we have the asdf binary for version >= 0.16.0
+-if command -v asdf >/dev/null 2>&1; then
+-    asdf_version=$(asdf --version 2>/dev/null)
+-    version=$(echo "$asdf_version" | grep -Eo '[0-9]+\.[0-9]+\.[0-9]+')
+-    major=$(echo "$version" | cut -d. -f1)
+-    minor=$(echo "$version" | cut -d. -f2)
+-    # If the version is less than 0.16.0 (i.e. major = 0 and minor < 16), use legacy method.
+-    if [ "$major" -eq 0 ] && [ "$minor" -lt 16 ]; then
+-        ASDF_DIR=${ASDF_DIR:-"${HOME}/.asdf"}
+-        ASDF_SH="${ASDF_DIR}/asdf.sh"
+-        if test -f "$ASDF_SH"; then
+-            >&2 echo "Legacy pre v0.16.0 asdf install found at $ASDF_SH, sourcing"
+-            # Source the old asdf.sh script for versions <= 0.15.0
+-            . "$ASDF_SH"
+-        else
+-            >&2 echo "Legacy asdf not found at $ASDF_SH"
+-        fi
+-    else
+-        >&2 echo "asdf executable found at $(command -v asdf). Using ASDF_DIR=${ASDF_DIR}, ASDF_DATA_DIR=${ASDF_DATA_DIR}."
+-    fi
+-    export_stdlib_path "asdf which elixir"
+-else
+-    # Fallback to old method for version <= 0.15.x
+-    ASDF_DIR=${ASDF_DIR:-"${HOME}/.asdf"}
+-    ASDF_SH="${ASDF_DIR}/asdf.sh"
+-    if test -f "$ASDF_SH"; then
+-        >&2 echo "Legacy pre v0.16.0 asdf install found at $ASDF_SH, sourcing"
+-        # Source the old asdf.sh script for versions <= 0.15.0
+-        . "$ASDF_SH"
+-        export_stdlib_path "asdf which elixir"
+-    else
+-        >&2 echo "asdf not found"
+-        >&2 echo "Looking for mise executable"
+-
+-        # Look for mise executable
+-        if command -v mise >/dev/null 2>&1; then
+-            >&2 echo "mise executable found at $(command -v mise), activating"
+-            eval "$($(command -v mise) env -s "$preferred_shell")"
+-            export_stdlib_path "mise which elixir"
+-        else
+-            >&2 echo "mise not found"
+-            >&2 echo "Looking for vfox executable"
+-
+-            if command -v vfox >/dev/null 2>&1; then
+-                >&2 echo "vfox executable found at $(command -v vfox), activating"
+-                eval "$( $(command -v vfox) activate "$preferred_shell" )"
+-            else
+-                >&2 echo "vfox not found"
+-                export_stdlib_path "which elixir"
+-            fi
+-        fi
+-    fi
+-fi
++#!/usr/bin/env bash
+ 
+ # In case that people want to tweak the path, which Elixir to use, or
+ # whatever prior to launching the language server or the debug adapter, we
+@@ -127,29 +17,22 @@ fi
+ # script so we can correctly configure the Erlang library path to
+ # include the local .ez files, and then do what we were asked to do.
+ 
+-if [ -z "${ELS_INSTALL_PREFIX}" ]; then
+-  SCRIPT=$(readlink_f "$0")
+-  SCRIPTPATH=$(dirname "$SCRIPT")
+-else
+-  SCRIPTPATH=${ELS_INSTALL_PREFIX}
+-fi
++SCRIPT=$(readlink -f "$0")
++SCRIPTPATH=$(dirname "$SCRIPT")/../scripts
+ 
+ export MIX_ENV=prod
+ # Mix.install prints to stdout and reads from stdin
+ # we need to make sure it doesn't interfere with LSP/DAP
+-echo "" | elixir "$SCRIPTPATH/quiet_install.exs" >/dev/null || exit 1
++echo "" | @elixir@/bin/elixir "$SCRIPTPATH/quiet_install.exs" >/dev/null || exit 1
+ 
+ default_erl_opts="-kernel standard_io_encoding latin1 +sbwt none +sbwtdcpu none +sbwtdio none"
+ 
+-if [ "$preferred_shell" = "bash" ]; then
+-  . "$dirname/exec.bash"
+-elif [ "$preferred_shell" = "zsh" ]; then
+-  . "$dirname/exec.zsh"
+-else
+-  if [ -z "$ELS_ELIXIR_OPTS" ]
+-  then
+-    # in posix shell does not support arrays
+-    >&2 echo "ELS_ELIXIR_OPTS is not supported in current shell"
+-  fi
+-  exec elixir --erl "$default_erl_opts $ELS_ERL_OPTS" "$SCRIPTPATH/launch.exs"
+-fi
++# ensure elixir stdlib can be found
++ELX_STDLIB_PATH=${ELX_STDLIB_PATH:-@elixir@/lib/elixir}
++export ELX_STDLIB_PATH
++
++# ensure our elixir is in the path
++PATH="@elixir@/bin:$PATH"
++export PATH
++
++source "$SCRIPTPATH/exec.bash"