flow/src/Project.zig
2024-04-04 21:54:14 +02:00

415 lines
16 KiB
Zig

const std = @import("std");
const tp = @import("thespian");
const cbor = @import("cbor");
const root = @import("root");
const LSP = @import("LSP.zig");
a: std.mem.Allocator,
name: []const u8,
files: std.ArrayList(File),
open_time: i64,
lsp: ?LSP = null,
lsp_name: [:0]const u8,
const Self = @This();
const File = struct {
path: []const u8,
mtime: i128,
};
pub fn init(a: std.mem.Allocator, name: []const u8) error{OutOfMemory}!Self {
return .{
.a = a,
.name = try a.dupe(u8, name),
.files = std.ArrayList(File).init(a),
.open_time = std.time.milliTimestamp(),
.lsp_name = "zls",
};
}
pub fn deinit(self: *Self) void {
for (self.files.items) |file| self.a.free(file.path);
self.files.deinit();
if (self.lsp) |*lsp| lsp.deinit();
self.a.free(self.name);
}
fn get_lsp(self: *Self) !LSP {
if (self.lsp) |lsp| return lsp;
self.lsp = try LSP.open(self.a, tp.message.fmt(.{self.lsp_name}), self.lsp_name);
const uri = try self.make_URI(null);
defer self.a.free(uri);
const basename_begin = std.mem.lastIndexOfScalar(u8, self.name, std.fs.path.sep);
const basename = if (basename_begin) |begin| self.name[begin + 1 ..] else self.name;
const response = try self.send_lsp_init_request(self.name, basename, uri);
defer self.a.free(response.buf);
return self.lsp.?;
}
fn make_URI(self: *Self, file_path: ?[]const u8) ![]const u8 {
var buf = std.ArrayList(u8).init(self.a);
if (file_path) |path|
try buf.writer().print("file://{s}/{s}", .{ self.name, path })
else
try buf.writer().print("file://{s}", .{self.name});
return buf.toOwnedSlice();
}
pub fn add_file(self: *Self, path: []const u8, mtime: i128) error{OutOfMemory}!void {
(try self.files.addOne()).* = .{ .path = try self.a.dupe(u8, path), .mtime = mtime };
}
pub fn sort_files_by_mtime(self: *Self) void {
const less_fn = struct {
fn less_fn(_: void, lhs: File, rhs: File) bool {
return lhs.mtime > rhs.mtime;
}
}.less_fn;
std.mem.sort(File, self.files.items, {}, less_fn);
}
pub fn request_recent_files(self: *Self, from: tp.pid_ref, max: usize) error{ OutOfMemory, Exit }!void {
defer from.send(.{ "PRJ", "recent_done", "" }) catch {};
for (self.files.items, 0..) |file, i| {
try from.send(.{ "PRJ", "recent", file.path });
if (i >= max) return;
}
}
pub fn query_recent_files(self: *Self, from: tp.pid_ref, max: usize, query: []const u8) error{ OutOfMemory, Exit }!usize {
var i: usize = 0;
defer from.send(.{ "PRJ", "recent_done", query }) catch {};
for (self.files.items) |file| {
if (file.path.len < query.len) continue;
if (std.mem.indexOf(u8, file.path, query)) |_| {
try from.send(.{ "PRJ", "recent", file.path });
i += 1;
if (i >= max) return i;
}
}
return i;
}
pub fn did_open(self: *Self, from: tp.pid_ref, file_path: []const u8, file_type: []const u8, version: usize, text: []const u8) tp.result {
_ = from; // autofix
const lsp = self.get_lsp() catch |e| return tp.exit_error(e);
const uri = self.make_URI(file_path) catch |e| return tp.exit_error(e);
defer self.a.free(uri);
try lsp.send_notification("textDocument/didOpen", .{
.textDocument = .{ .uri = uri, .languageId = file_type, .version = version, .text = text },
});
}
pub fn goto_definition(self: *Self, from: tp.pid_ref, file_path: []const u8, row: usize, col: usize) tp.result {
const lsp = self.get_lsp() catch |e| return tp.exit_error(e);
const uri = self.make_URI(file_path) catch |e| return tp.exit_error(e);
defer self.a.free(uri);
const response = try lsp.send_request(self.a, "textDocument/definition", .{
.textDocument = .{ .uri = uri },
.position = .{ .line = row, .character = col },
});
defer self.a.free(response.buf);
try from.send_raw(response);
}
fn send_lsp_init_request(self: *Self, project_path: []const u8, project_basename: []const u8, project_uri: []const u8) error{Exit}!tp.message {
return self.lsp.?.send_request(self.a, "initialize", .{
.processId = std.os.linux.getpid(),
.rootPath = project_path,
.rootUri = project_uri,
.workspaceFolders = .{
.{
.uri = project_uri,
.name = project_basename,
},
},
.trace = "verbose",
.locale = "en-us",
.clientInfo = .{
.name = root.application_name,
.version = "0.0.1",
},
.capabilities = .{
.workspace = .{
.applyEdit = true,
.workspaceEdit = .{
.documentChanges = true,
.resourceOperations = .{
"create",
"rename",
"delete",
},
.failureHandling = "textOnlyTransactional",
.normalizesLineEndings = true,
.changeAnnotationSupport = .{ .groupsOnLabel = true },
},
.configuration = true,
.didChangeWatchedFiles = .{
.dynamicRegistration = true,
.relativePatternSupport = true,
},
.symbol = .{
.dynamicRegistration = true,
.symbolKind = .{
.valueSet = .{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 },
},
.tagSupport = .{ .valueSet = .{1} },
.resolveSupport = .{ .properties = .{"location.range"} },
},
.codeLens = .{ .refreshSupport = true },
.executeCommand = .{ .dynamicRegistration = true },
.didChangeConfiguration = .{ .dynamicRegistration = true },
.workspaceFolders = true,
.semanticTokens = .{ .refreshSupport = true },
.fileOperations = .{
.dynamicRegistration = true,
.didCreate = true,
.didRename = true,
.didDelete = true,
.willCreate = true,
.willRename = true,
.willDelete = true,
},
.inlineValue = .{ .refreshSupport = true },
.inlayHint = .{ .refreshSupport = true },
.diagnostics = .{ .refreshSupport = true },
},
.textDocument = .{
.publishDiagnostics = .{
.relatedInformation = true,
.versionSupport = false,
.tagSupport = .{ .valueSet = .{ 1, 2 } },
.codeDescriptionSupport = true,
.dataSupport = true,
},
.synchronization = .{
.dynamicRegistration = true,
.willSave = true,
.willSaveWaitUntil = true,
.didSave = true,
},
.completion = .{
.dynamicRegistration = true,
.contextSupport = true,
.completionItem = .{
.snippetSupport = true,
.commitCharactersSupport = true,
.documentationFormat = .{
"markdown",
"plaintext",
},
.deprecatedSupport = true,
.preselectSupport = true,
.tagSupport = .{ .valueSet = .{1} },
.insertReplaceSupport = true,
.resolveSupport = .{ .properties = .{
"documentation",
"detail",
"additionalTextEdits",
} },
.insertTextModeSupport = .{ .valueSet = .{ 1, 2 } },
.labelDetailsSupport = true,
},
.insertTextMode = 2,
.completionItemKind = .{
.valueSet = .{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25 },
},
.completionList = .{ .itemDefaults = .{
"commitCharacters",
"editRange",
"insertTextFormat",
"insertTextMode",
} },
},
.hover = .{
.dynamicRegistration = true,
.contentFormat = .{ "markdown", "plaintext" },
},
.signatureHelp = .{
.dynamicRegistration = true,
.signatureInformation = .{
.documentationFormat = .{ "markdown", "plaintext" },
.parameterInformation = .{ .labelOffsetSupport = true },
.activeParameterSupport = true,
},
.contextSupport = true,
},
.definition = .{
.dynamicRegistration = true,
.linkSupport = true,
},
.references = .{ .dynamicRegistration = true },
.documentHighlight = .{ .dynamicRegistration = true },
.documentSymbol = .{
.dynamicRegistration = true,
.symbolKind = .{
.valueSet = .{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26 },
},
.hierarchicalDocumentSymbolSupport = true,
.tagSupport = .{ .valueSet = .{1} },
.labelSupport = true,
},
.codeAction = .{
.dynamicRegistration = true,
.isPreferredSupport = true,
.disabledSupport = true,
.dataSupport = true,
.resolveSupport = .{ .properties = .{"edit"} },
.codeActionLiteralSupport = .{
.codeActionKind = .{
.valueSet = .{
"",
"quickfix",
"refactor",
"refactor.extract",
"refactor.inline",
"refactor.rewrite",
"source",
"source.organizeImports",
},
},
},
.honorsChangeAnnotations = false,
},
.codeLens = .{ .dynamicRegistration = true },
.formatting = .{ .dynamicRegistration = true },
.rangeFormatting = .{ .dynamicRegistration = true },
.onTypeFormatting = .{ .dynamicRegistration = true },
.rename = .{
.dynamicRegistration = true,
.prepareSupport = true,
.prepareSupportDefaultBehavior = 1,
.honorsChangeAnnotations = true,
},
.documentLink = .{
.dynamicRegistration = true,
.tooltipSupport = true,
},
.typeDefinition = .{
.dynamicRegistration = true,
.linkSupport = true,
},
.implementation = .{
.dynamicRegistration = true,
.linkSupport = true,
},
.colorProvider = .{ .dynamicRegistration = true },
.foldingRange = .{
.dynamicRegistration = true,
.rangeLimit = 5000,
.lineFoldingOnly = true,
.foldingRangeKind = .{ .valueSet = .{ "comment", "imports", "region" } },
.foldingRange = .{ .collapsedText = false },
},
.declaration = .{
.dynamicRegistration = true,
.linkSupport = true,
},
.selectionRange = .{ .dynamicRegistration = true },
.callHierarchy = .{ .dynamicRegistration = true },
.semanticTokens = .{
.dynamicRegistration = true,
.tokenTypes = .{
"namespace",
"type",
"class",
"enum",
"interface",
"struct",
"typeParameter",
"parameter",
"variable",
"property",
"enumMember",
"event",
"function",
"method",
"macro",
"keyword",
"modifier",
"comment",
"string",
"number",
"regexp",
"operator",
"decorator",
},
.tokenModifiers = .{
"declaration",
"definition",
"readonly",
"static",
"deprecated",
"abstract",
"async",
"modification",
"documentation",
"defaultLibrary",
},
.formats = .{"relative"},
.requests = .{
.range = true,
.full = .{ .delta = true },
},
.multilineTokenSupport = false,
.overlappingTokenSupport = false,
.serverCancelSupport = true,
.augmentsSyntaxTokens = true,
},
.linkedEditingRange = .{ .dynamicRegistration = true },
.typeHierarchy = .{ .dynamicRegistration = true },
.inlineValue = .{ .dynamicRegistration = true },
.inlayHint = .{
.dynamicRegistration = true,
.resolveSupport = .{
.properties = .{
"tooltip",
"textEdits",
"label.tooltip",
"label.location",
"label.command",
},
},
},
.diagnostic = .{
.dynamicRegistration = true,
.relatedDocumentSupport = false,
},
},
.window = .{
.showMessage = .{
.messageActionItem = .{ .additionalPropertiesSupport = true },
},
.showDocument = .{ .support = true },
.workDoneProgress = true,
},
.general = .{
.staleRequestSupport = .{
.cancel = true,
.retryOnContentModified = .{
"textDocument/semanticTokens/full",
"textDocument/semanticTokens/range",
"textDocument/semanticTokens/full/delta",
},
},
.regularExpressions = .{
.engine = "ECMAScript",
.version = "ES2020",
},
.markdown = .{
.parser = "marked",
.version = "1.1.0",
},
.positionEncodings = .{"utf-16"},
},
.notebookDocument = .{
.synchronization = .{
.dynamicRegistration = true,
.executionSummarySupport = true,
},
},
},
});
}