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go/internal/lsp/protocol/tsclient.go
pjw 5091d647ee internal/lsp: reorganize the generated Go code for the lsp protocol
Code generation has been unified, so that tsprotocol.go and tsserver.go
are produced by the same program. tsprotocol.go is about 900 lines shorter,
partly from removing boilerplate comments that golint no longer requires.
(And partly by generating fewer unneeded types.)

The choice made for a union type is commented with the set of types. There
is no Go equivalent for union types, but making themn all interface{}
would replace type checking at unmarshalling with checking runtime
conversions.

Intersection types (A&B) are sometimes embedded (struct{A;B;}, and
sometimes expanded, as they have to be if A and B have fields with the
same names.

There are fewer embedded structs, which had been verbose and confusing to
initialize. They have been replaced by types whose names end in Gn.

Essentially all the generated *structs have been removed. This makes
no difference in what the client sends, and the server may send a {}
where it previously might have sent nothing. The benefit is that some
nil tests can be removed. Thus 'omitempty' in json tags is just
documentation that the element is optional in the protocol.

The files that generate this code will be submitted later, but soon.

Change-Id: I52b997d9c58de3d733fc8c6ce061e47ce2bdb100
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207598
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-18 19:51:19 +00:00

211 lines
6.8 KiB
Go

package protocol
// Package protocol contains data types and code for LSP jsonrpcs
// generated automatically from vscode-languageserver-node
// commit: 635ab1fe6f8c57ce9402e573d007f24d6d290fd3
// last fetched Sun Oct 13 2019 10:14:32 GMT-0400 (Eastern Daylight Time)
// Code generated (see typescript/README.md) DO NOT EDIT.
import (
"context"
"encoding/json"
"golang.org/x/tools/internal/jsonrpc2"
"golang.org/x/tools/internal/telemetry/log"
"golang.org/x/tools/internal/xcontext"
)
type Client interface {
ShowMessage(context.Context, *ShowMessageParams) error
LogMessage(context.Context, *LogMessageParams) error
Event(context.Context, *interface{}) error
PublishDiagnostics(context.Context, *PublishDiagnosticsParams) error
WorkspaceFolders(context.Context) ([]WorkspaceFolder /*WorkspaceFolder[] | null*/, error)
Configuration(context.Context, *ParamConfiguration) ([]interface{}, error)
RegisterCapability(context.Context, *RegistrationParams) error
UnregisterCapability(context.Context, *UnregistrationParams) error
ShowMessageRequest(context.Context, *ShowMessageRequestParams) (*MessageActionItem /*MessageActionItem | null*/, error)
ApplyEdit(context.Context, *ApplyWorkspaceEditParams) (*ApplyWorkspaceEditResponse, error)
}
func (h clientHandler) Deliver(ctx context.Context, r *jsonrpc2.Request, delivered bool) bool {
if delivered {
return false
}
if ctx.Err() != nil {
ctx := xcontext.Detach(ctx)
r.Reply(ctx, nil, jsonrpc2.NewErrorf(RequestCancelledError, ""))
return true
}
switch r.Method {
case "window/showMessage": // notif
var params ShowMessageParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
if err := h.client.ShowMessage(ctx, &params); err != nil {
log.Error(ctx, "", err)
}
return true
case "window/logMessage": // notif
var params LogMessageParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
if err := h.client.LogMessage(ctx, &params); err != nil {
log.Error(ctx, "", err)
}
return true
case "telemetry/event": // notif
var params interface{}
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
if err := h.client.Event(ctx, &params); err != nil {
log.Error(ctx, "", err)
}
return true
case "textDocument/publishDiagnostics": // notif
var params PublishDiagnosticsParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
if err := h.client.PublishDiagnostics(ctx, &params); err != nil {
log.Error(ctx, "", err)
}
return true
case "workspace/workspaceFolders": // req
if r.Params != nil {
r.Reply(ctx, nil, jsonrpc2.NewErrorf(jsonrpc2.CodeInvalidParams, "Expected no params"))
return true
}
resp, err := h.client.WorkspaceFolders(ctx)
if err := r.Reply(ctx, resp, err); err != nil {
log.Error(ctx, "", err)
}
return true
case "workspace/configuration": // req
var params ParamConfiguration
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
resp, err := h.client.Configuration(ctx, &params)
if err := r.Reply(ctx, resp, err); err != nil {
log.Error(ctx, "", err)
}
return true
case "client/registerCapability": // req
var params RegistrationParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
err := h.client.RegisterCapability(ctx, &params)
if err := r.Reply(ctx, nil, err); err != nil {
log.Error(ctx, "", err)
}
return true
case "client/unregisterCapability": // req
var params UnregistrationParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
err := h.client.UnregisterCapability(ctx, &params)
if err := r.Reply(ctx, nil, err); err != nil {
log.Error(ctx, "", err)
}
return true
case "window/showMessageRequest": // req
var params ShowMessageRequestParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
resp, err := h.client.ShowMessageRequest(ctx, &params)
if err := r.Reply(ctx, resp, err); err != nil {
log.Error(ctx, "", err)
}
return true
case "workspace/applyEdit": // req
var params ApplyWorkspaceEditParams
if err := json.Unmarshal(*r.Params, &params); err != nil {
sendParseError(ctx, r, err)
return true
}
resp, err := h.client.ApplyEdit(ctx, &params)
if err := r.Reply(ctx, resp, err); err != nil {
log.Error(ctx, "", err)
}
return true
default:
return false
}
}
type clientDispatcher struct {
*jsonrpc2.Conn
}
func (s *clientDispatcher) ShowMessage(ctx context.Context, params *ShowMessageParams) error {
return s.Conn.Notify(ctx, "window/showMessage", params)
}
func (s *clientDispatcher) LogMessage(ctx context.Context, params *LogMessageParams) error {
return s.Conn.Notify(ctx, "window/logMessage", params)
}
func (s *clientDispatcher) Event(ctx context.Context, params *interface{}) error {
return s.Conn.Notify(ctx, "telemetry/event", params)
}
func (s *clientDispatcher) PublishDiagnostics(ctx context.Context, params *PublishDiagnosticsParams) error {
return s.Conn.Notify(ctx, "textDocument/publishDiagnostics", params)
}
func (s *clientDispatcher) WorkspaceFolders(ctx context.Context) ([]WorkspaceFolder /*WorkspaceFolder[] | null*/, error) {
var result []WorkspaceFolder /*WorkspaceFolder[] | null*/
if err := s.Conn.Call(ctx, "workspace/workspaceFolders", nil, &result); err != nil {
return nil, err
}
return result, nil
}
func (s *clientDispatcher) Configuration(ctx context.Context, params *ParamConfiguration) ([]interface{}, error) {
var result []interface{}
if err := s.Conn.Call(ctx, "workspace/configuration", params, &result); err != nil {
return nil, err
}
return result, nil
}
func (s *clientDispatcher) RegisterCapability(ctx context.Context, params *RegistrationParams) error {
return s.Conn.Call(ctx, "client/registerCapability", params, nil) // Call, not Notify
}
func (s *clientDispatcher) UnregisterCapability(ctx context.Context, params *UnregistrationParams) error {
return s.Conn.Call(ctx, "client/unregisterCapability", params, nil) // Call, not Notify
}
func (s *clientDispatcher) ShowMessageRequest(ctx context.Context, params *ShowMessageRequestParams) (*MessageActionItem /*MessageActionItem | null*/, error) {
var result MessageActionItem /*MessageActionItem | null*/
if err := s.Conn.Call(ctx, "window/showMessageRequest", params, &result); err != nil {
return nil, err
}
return &result, nil
}
func (s *clientDispatcher) ApplyEdit(ctx context.Context, params *ApplyWorkspaceEditParams) (*ApplyWorkspaceEditResponse, error) {
var result ApplyWorkspaceEditResponse
if err := s.Conn.Call(ctx, "workspace/applyEdit", params, &result); err != nil {
return nil, err
}
return &result, nil
}