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If the local configuration directory cannot be opened, zls config will now

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fallback to opening the executable directory instead.
Added better error handling in zls config.
This commit is contained in:
Alexandros Naskos 2021-03-31 14:46:56 +03:00
parent 8cf6029f1a
commit cfae9b4d13
No known key found for this signature in database
GPG Key ID: 02BF2E72B0EA32D2
2 changed files with 61 additions and 42 deletions
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11
src/main.zig
View File

@ -1679,13 +1679,6 @@ fn processJsonRpc(arena: *std.heap.ArenaAllocator, parser: *std.json.Parser, jso
logger.debug("Method without return value not implemented: {s}", .{method});
}
fn launchWizard() !void {
const dest =
(try known_folders.getPath(allocator, .local_configuration)) orelse (try known_folders.getPath(allocator, .executable_dir)) orelse return error.NoConfigPathFound;
defer allocator.free(dest);
try setup.wizard(allocator, dest);
}
const stack_frames = switch (std.builtin.mode) {
.Debug => 10,
else => 0,
@ -1708,7 +1701,8 @@ pub fn main() anyerror!void {
actual_log_level = .debug;
std.debug.print("Enabled debug logging\n", .{});
} else if (std.mem.eql(u8, arg, "config")) {
try launchWizard();
keep_running = false;
try setup.wizard(allocator);
args_it.deinit();
return;
} else {
@ -1730,6 +1724,7 @@ pub fn main() anyerror!void {
config_read: {
const res = try known_folders.getPath(allocator, .local_configuration);
if (res) |local_config_path| {
defer allocator.free(local_config_path);
if (loadConfig(local_config_path)) |conf| {

88
src/setup.zig
View File

@ -1,7 +1,8 @@
const std = @import("std");
const zinput = @import("zinput/src/main.zig");
const known_folders = @import("known-folders");
pub fn wizard(allocator: *std.mem.Allocator, exe_dir: []const u8) !void {
pub fn wizard(allocator: *std.mem.Allocator) !void {
@setEvalBranchQuota(2500);
std.debug.warn(
\\Welcome to the ZLS configuration wizard!
@ -15,10 +16,10 @@ pub fn wizard(allocator: *std.mem.Allocator, exe_dir: []const u8) !void {
\\ \__-/ /
\\
\\
, .{});
, .{});
var zig_exe_path = try findZig(allocator);
defer if(zig_exe_path) |p| allocator.free(p);
defer if (zig_exe_path) |p| allocator.free(p);
if (zig_exe_path) |path| {
std.debug.print("Found zig executable '{s}' in PATH.\n", .{path});
@ -33,36 +34,62 @@ pub fn wizard(allocator: *std.mem.Allocator, exe_dir: []const u8) !void {
const semantic_tokens = try zinput.askBool("Do you want to enable semantic highlighting?");
const operator_completions = try zinput.askBool("Do you want to enable .* and .? completions?");
const include_at_in_builtins = switch (editor) {
.Sublime =>
true,
.VSCode,
.Kate,
.Neovim,
.Vim8,
.Emacs,
.Doom =>
false,
else =>
try zinput.askBool("Should the @ sign be included in completions of builtin functions?\nChange this later if `@inc` completes to `include` or `@@include`")
.Sublime => true,
.VSCode, .Kate, .Neovim, .Vim8, .Emacs, .Doom => false,
else => try zinput.askBool("Should the @ sign be included in completions of builtin functions?\nChange this later if `@inc` completes to `include` or `@@include`"),
};
const max_detail_length: usize = switch (editor) {
.Sublime =>
256,
else =>
1024 * 1024
.Sublime => 256,
else => 1024 * 1024,
};
var dir = try std.fs.cwd().openDir(exe_dir, .{});
defer dir.close();
var file: std.fs.File = undefined;
var dir_path: []const u8 = &.{};
defer allocator.free(dir_path);
var file = try dir.createFile("zls.json", .{});
try_config_open: {
if (try known_folders.getPath(allocator, .local_configuration)) |path| local_conf: {
var dir = std.fs.cwd().openDir(path, .{}) catch |err| switch (err) {
error.FileNotFound => {
break :local_conf;
},
else => |e| {
std.debug.print("Failed to open directory `{s}`. Error: {}\n", .{ path, err });
return;
},
};
defer dir.close();
file = dir.createFile("zls.json", .{}) catch |err| {
std.debug.print("Failed to create file `{s}/zls.json`. Error: {}\n", .{ path, err });
return;
};
dir_path = path;
break :try_config_open;
}
if (try known_folders.getPath(allocator, .executable_dir)) |path| exe_dir: {
var dir = std.fs.cwd().openDir(path, .{}) catch |err| switch (err) {
error.FileNotFound => {
break :exe_dir;
},
else => |e| {
std.debug.print("Failed to open directory `{s}`. Error: {}\n", .{ path, err });
return;
},
};
defer dir.close();
file = dir.createFile("zls.json", .{}) catch |err| {
std.debug.print("Failed to create file `{s}/zls.json`. Error: {}\n", .{ path, err });
return;
};
dir_path = path;
break :try_config_open;
}
std.debug.print("Could not open the local configuration directory nor the executable directory, aborting.\n", .{});
return;
}
defer file.close();
const out = file.writer();
std.debug.warn("Writing config to {s}/zls.json ... ", .{exe_dir});
const content = std.json.stringify(.{
std.debug.print("Writing config to {s}/zls.json ... ", .{dir_path});
try std.json.stringify(.{
.zig_exe_path = zig_exe_path,
.enable_snippets = snippets,
.warn_style = style,
@ -70,10 +97,8 @@ pub fn wizard(allocator: *std.mem.Allocator, exe_dir: []const u8) !void {
.operator_completions = operator_completions,
.include_at_in_builtins = include_at_in_builtins,
.max_detail_length = max_detail_length,
}, std.json.StringifyOptions{}, out);
std.debug.warn("successful.\n\n\n\n", .{});
}, std.json.StringifyOptions{}, file.writer());
std.debug.print("successful.\n\n\n\n", .{});
// Keep synced with README.md
switch (editor) {
@ -178,7 +203,6 @@ pub fn wizard(allocator: *std.mem.Allocator, exe_dir: []const u8) !void {
std.debug.warn("\n\nThank you for choosing ZLS!\n", .{});
}
pub fn findZig(allocator: *std.mem.Allocator) !?[]const u8 {
const env_path = std.process.getEnvVarOwned(allocator, "PATH") catch |err| switch (err) {
error.EnvironmentVariableNotFound => {