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synced 2024-12-13 14:52:56 +01:00
add jdtls bundle support to nvim
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parent
7900d2925e
commit
4f6fa9e0be
3 changed files with 82 additions and 2 deletions
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@ -1,6 +1,8 @@
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local caps = require("cmp_nvim_lsp").default_capabilities(vim.lsp.protocol.make_client_capabilities())
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local mztenv = require "mzte_nv"
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local bundle_info = mztenv.jdtls.getBundleInfo()
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require("jdtls").start_or_attach {
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cmd = {
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"jdtls",
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@ -12,13 +14,23 @@ require("jdtls").start_or_attach {
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capabilities = caps,
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root_dir = require("jdtls.setup").find_root { ".git", "mvnw", "gradlew", "build.gradle" },
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root_dir = require("jdtls.setup").find_root {
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".git",
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"mvnw",
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"gradlew",
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"build.gradle",
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},
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settings = {
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java = {
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configuration = {
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runtimes = mztenv.jdtls.findRuntimes(),
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},
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contentProvider = bundle_info.content_provider,
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},
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},
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init_options = {
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bundles = bundle_info.bundles,
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},
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}
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@ -3,7 +3,7 @@ const ffi = @import("ffi.zig");
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const ser = @import("ser.zig");
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const c = ffi.c;
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pub const version = "0.1.0";
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pub const version = "0.2.0";
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const modules = struct {
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const jdtls = @import("modules/jdtls.zig");
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@ -8,6 +8,7 @@ const c = ffi.c;
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pub fn luaPush(l: *c.lua_State) void {
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ser.luaPushAny(l, .{
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.findRuntimes = ffi.luaFunc(lFindRuntimes),
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.getBundleInfo = ffi.luaFunc(lGetBundleInfo),
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});
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}
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@ -66,3 +67,70 @@ fn lFindRuntimes(l: *c.lua_State) !c_int {
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return 1;
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}
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/// Returns a list of JDTLS bundles (plugins basically) and the preferred content provider
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///
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/// https://github.com/dgileadi/vscode-java-decompiler/tree/master/server
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// TODO: add command to download these maybe?
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fn lGetBundleInfo(l: *c.lua_State) !c_int {
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const home = std.os.getenv("HOME") orelse return error.HomeNotSet;
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const bundle_path = try std.fs.path.join(
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std.heap.c_allocator,
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// I kinda made this path up, but I think it makes sense.
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&.{ home, ".eclipse", "jdtls", "bundles" },
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);
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defer std.heap.c_allocator.free(bundle_path);
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var dir = std.fs.cwd().openIterableDir(bundle_path, .{}) catch |e| {
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if (e == error.FileNotFound) {
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// Just return an empty table if the bundles dir doesn't exist
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ser.luaPushAny(l, .{
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.content_provider = .{},
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.bundles = .{},
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});
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return 1;
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}
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return e;
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};
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defer dir.close();
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// return value
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c.lua_newtable(l);
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// bundles
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c.lua_newtable(l);
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var has_fernflower = false;
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var iter = dir.iterate();
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var idx: c_int = 1;
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while (try iter.next()) |f| {
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if (f.kind != .File or !std.mem.endsWith(u8, f.name, ".jar"))
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continue;
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if (!has_fernflower and std.mem.containsAtLeast(u8, f.name, 1, "fernflower"))
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has_fernflower = true;
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const path = try std.fs.path.joinZ(std.heap.c_allocator, &.{ bundle_path, f.name });
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defer std.heap.c_allocator.free(path);
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c.lua_pushstring(l, path.ptr);
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c.lua_rawseti(l, -2, idx);
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idx += 1;
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}
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c.lua_setfield(l, -2, "bundles");
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// content_provider
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c.lua_newtable(l);
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if (has_fernflower) {
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c.lua_pushstring(l, "fernflower");
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c.lua_setfield(l, -2, "preferred");
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}
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c.lua_setfield(l, -2, "content_provider");
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return 1;
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}
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