Implement textDocument/documentHighlight

This commit is contained in:
Gregory Anders 2022-05-07 21:03:40 -06:00
parent ab62e58515
commit 94770b86c6
3 changed files with 85 additions and 8 deletions

View File

@ -1135,6 +1135,7 @@ fn referencesDefinitionGlobal(
handle: *DocumentStore.Handle,
pos_index: usize,
include_decl: bool,
comptime highlight: bool,
) !void {
const tracy_zone = tracy.trace(@src());
defer tracy_zone.end();
@ -1151,9 +1152,21 @@ fn referencesDefinitionGlobal(
std.ArrayList(types.Location).append,
server.config.skip_std_references,
);
const result: types.ResponseParams = if (highlight) result: {
var highlights = try std.ArrayList(types.DocumentHighlight).initCapacity(arena.allocator(), locs.items.len);
for (locs.items) |loc| {
highlights.appendAssumeCapacity(.{
.range = loc.range,
.kind = .Text,
});
}
break :result .{ .DocumentHighlight = highlights.items };
} else .{ .Locations = locs.items };
try send(arena, types.Response{
.id = id,
.result = .{ .Locations = locs.items },
.result = result,
});
}
@ -1165,6 +1178,7 @@ fn referencesDefinitionFieldAccess(
position: offsets.DocumentPosition,
range: analysis.SourceRange,
include_decl: bool,
comptime highlight: bool,
) !void {
const tracy_zone = tracy.trace(@src());
defer tracy_zone.end();
@ -1172,9 +1186,19 @@ fn referencesDefinitionFieldAccess(
const decl = (try server.getSymbolFieldAccess(handle, arena, position, range)) orelse return try respondGeneric(id, null_result_response);
var locs = std.ArrayList(types.Location).init(arena.allocator());
try references.symbolReferences(arena, &server.document_store, decl, server.offset_encoding, include_decl, &locs, std.ArrayList(types.Location).append, server.config.skip_std_references);
const result: types.ResponseParams = if (highlight) result: {
var highlights = try std.ArrayList(types.DocumentHighlight).initCapacity(arena.allocator(), locs.items.len);
for (locs.items) |loc| {
highlights.appendAssumeCapacity(.{
.range = loc.range,
.kind = .Text,
});
}
break :result .{ .DocumentHighlight = highlights.items };
} else .{ .Locations = locs.items };
try send(arena, types.Response{
.id = id,
.result = .{ .Locations = locs.items },
.result = result,
});
}
@ -1185,6 +1209,7 @@ fn referencesDefinitionLabel(
handle: *DocumentStore.Handle,
pos_index: usize,
include_decl: bool,
comptime highlight: bool,
) !void {
const tracy_zone = tracy.trace(@src());
defer tracy_zone.end();
@ -1192,9 +1217,19 @@ fn referencesDefinitionLabel(
const decl = (try getLabelGlobal(pos_index, handle)) orelse return try respondGeneric(id, null_result_response);
var locs = std.ArrayList(types.Location).init(arena.allocator());
try references.labelReferences(arena, decl, server.offset_encoding, include_decl, &locs, std.ArrayList(types.Location).append);
const result: types.ResponseParams = if (highlight) result: {
var highlights = try std.ArrayList(types.DocumentHighlight).initCapacity(arena.allocator(), locs.items.len);
for (locs.items) |loc| {
highlights.appendAssumeCapacity(.{
.range = loc.range,
.kind = .Text,
});
}
break :result .{ .DocumentHighlight = highlights.items };
} else .{ .Locations = locs.items };
try send(arena, types.Response{
.id = id,
.result = .{ .Locations = locs.items },
.result = result,
});
}
@ -1747,7 +1782,7 @@ fn initializeHandler(server: *Server, arena: *std.heap.ArenaAllocator, id: types
.textDocumentSync = .Full,
.renameProvider = true,
.completionProvider = .{ .resolveProvider = false, .triggerCharacters = &[_][]const u8{ ".", ":", "@" }, .completionItem = .{ .labelDetailsSupport = true } },
.documentHighlightProvider = false,
.documentHighlightProvider = true,
.hoverProvider = true,
.codeActionProvider = false,
.declarationProvider = true,
@ -2268,9 +2303,33 @@ fn referencesHandler(server: *Server, arena: *std.heap.ArenaAllocator, id: types
const include_decl = req.params.context.includeDeclaration;
switch (pos_context) {
.var_access => try server.referencesDefinitionGlobal(arena, id, handle, doc_position.absolute_index, include_decl),
.field_access => |range| try server.referencesDefinitionFieldAccess(arena, id, handle, doc_position, range, include_decl),
.label => try server.referencesDefinitionLabel(arena, id, handle, doc_position.absolute_index, include_decl),
.var_access => try server.referencesDefinitionGlobal(arena, id, handle, doc_position.absolute_index, include_decl, false),
.field_access => |range| try server.referencesDefinitionFieldAccess(arena, id, handle, doc_position, range, include_decl, false),
.label => try server.referencesDefinitionLabel(arena, id, handle, doc_position.absolute_index, include_decl, false),
else => try respondGeneric(id, null_result_response),
}
} else {
try respondGeneric(id, null_result_response);
}
}
fn documentHighlightHandler(server: *Server, arena: *std.heap.ArenaAllocator, id: types.RequestId, req: requests.DocumentHighlight) !void {
const tracy_zone = tracy.trace(@src());
defer tracy_zone.end();
const handle = server.document_store.getHandle(req.params.textDocument.uri) orelse {
logger.warn("Trying to highlight references in non existent document {s}", .{req.params.textDocument.uri});
return try respondGeneric(id, null_result_response);
};
if (req.params.position.character >= 0) {
const doc_position = try offsets.documentPosition(handle.document, req.params.position, server.offset_encoding);
const pos_context = try analysis.documentPositionContext(arena, handle.document, doc_position);
switch (pos_context) {
.var_access => try server.referencesDefinitionGlobal(arena, id, handle, doc_position.absolute_index, true, true),
.field_access => |range| try server.referencesDefinitionFieldAccess(arena, id, handle, doc_position, range, true, true),
.label => try server.referencesDefinitionLabel(arena, id, handle, doc_position.absolute_index, true, true),
else => try respondGeneric(id, null_result_response),
}
} else {
@ -2375,6 +2434,7 @@ fn processJsonRpc(server: *Server, arena: *std.heap.ArenaAllocator, parser: *std
.{ "textDocument/formatting", requests.Formatting, formattingHandler },
.{ "textDocument/rename", requests.Rename, renameHandler },
.{ "textDocument/references", requests.References, referencesHandler },
.{ "textDocument/documentHighlight", requests.DocumentHighlight, documentHighlightHandler },
.{ "workspace/didChangeConfiguration", std.json.Value, didChangeConfigurationHandler },
};
@ -2414,7 +2474,6 @@ fn processJsonRpc(server: *Server, arena: *std.heap.ArenaAllocator, parser: *std
// needs a response) or false if the method is a notification (in which
// case it should be silently ignored)
const unimplemented_map = std.ComptimeStringMap(bool, .{
.{ "textDocument/documentHighlight", true },
.{ "textDocument/codeAction", true },
.{ "textDocument/codeLens", true },
.{ "textDocument/documentLink", true },

View File

@ -165,6 +165,7 @@ pub const Initialize = struct {
documentationFormat: MaybeStringArray,
},
},
documentHighlight: Exists,
},
offsetEncoding: MaybeStringArray,
};
@ -244,6 +245,7 @@ pub const GotoDeclaration = TextDocumentIdentifierPositionRequest;
pub const Hover = TextDocumentIdentifierPositionRequest;
pub const DocumentSymbols = TextDocumentIdentifierRequest;
pub const Formatting = TextDocumentIdentifierRequest;
pub const DocumentHighlight = TextDocumentIdentifierPositionRequest;
pub const Rename = struct {
params: struct {
textDocument: TextDocumentIdentifier,

View File

@ -45,6 +45,7 @@ pub const ResponseParams = union(enum) {
InitializeResult: InitializeResult,
ConfigurationParams: ConfigurationParams,
RegistrationParams: RegistrationParams,
DocumentHighlight: []DocumentHighlight,
};
/// JSONRPC notifications
@ -412,3 +413,18 @@ pub const RegistrationParams = struct {
// registerOptions?: LSPAny;
};
};
pub const DocumentHighlightKind = enum(u8) {
Text = 1,
Read = 2,
Write = 3,
pub fn jsonStringify(value: DocumentHighlightKind, options: std.json.StringifyOptions, out_stream: anytype) !void {
try std.json.stringify(@enumToInt(value), options, out_stream);
}
};
pub const DocumentHighlight = struct {
range: Range,
kind: ?DocumentHighlightKind,
};