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Commit Graph

121 Commits

Author SHA1 Message Date
Ian Cottrell
1f08ef6002 internal/jsonrpc2: split reply from request
reply is now passed to handlers separately from request, which allows it to be
substituted by handlers.
This also makes the handler signature much closer to http (which has
ResponseWriter)

Change-Id: I12be2e8e8b9bd508982ba43c9092709429284eaf
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227839
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-13 01:58:12 +00:00
Ian Cottrell
b854406a88 internal/jsonrpc2: make the wire structures private
The wire structures do not need to be public, and making them so might make it
harder to keep the package correct without breaking changes if the protocol
changes in the future.

Change-Id: I03a5618c63c9f7691183d4285f88a177ccdd3b35
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227838
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-13 01:57:29 +00:00
Ian Cottrell
2595e72532 internal/jsonrpc2: replace NewErrorf with fmt.Errorf
We utilize error wrapping to recover the error codes when needed.
The code constants are also replaced by fully declared errors with
human readable messages.

Change-Id: I8edeb05f5028e99966e4ca28151f644f008d4e7d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227837
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-13 01:57:14 +00:00
Ian Cottrell
ae9902aceb internal/lsp: remove the CallCanceller
This required changing the jsonrpc.Conn.Call signature to also return the
request ID so it can be cancelled.
The protocol package now declares the Call function which wrapps up
Conn.Call and then sends a cancel message if the context was
cancelled during the call.
There is a small chance that a context can be cancelled on a
request that has already completed, but it is safe to do so.

Change-Id: Ic8040c193e1dd4ef376ad21194b1d0ea82145976
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227558
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-10 13:26:12 +00:00
Ian Cottrell
c92aeb7438 internal/lsp: improve ID formatting
Replace the String method with a Format method so we can use it for extra
formats.
Add some tests to make sure it is all correct

Change-Id: I39f361ffba036fad99c93f8c0944164f7cf199ec
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227486
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-10 13:25:36 +00:00
Rob Findley
97c4fbe514 internal/lsp/protocol: make loggingStream log writes concurrency-safe
Per the documentation for jsonrpc2.Stream Write must be safe for
concurrent use, but this isn't the case for the loggingStream.

Guard it with a mutex.

Change-Id: I384892b90cef950d518089421d05cf8040c6b233
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227487
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-04-09 19:31:31 +00:00
Ian Cottrell
ccaaa5c26f internal/jsonrpc2: dont add any handlers by default
This pushes the handler construction out to the user, allowing flexability of
use, and is the final stage of the switch to the new handler API.

Change-Id: Id2e61813a817df0d6e4d20dd47ce8c92b0ae87db
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227024
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-06 14:44:07 +00:00
Ian Cottrell
17cc17e0bb internal/jsonrpc2: remove the legacy interface
We can do cancelling at the top level handler now, it can drop the cancel
messages themselves before they enter the queue stage, and also track
all the events as they flow through it.
The ugly part is the OnCancelled interface, which is a bit clunky.

Change-Id: I3fa972198625fb3517fdecc740d1a3fdb19a188a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226959
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-06 14:43:58 +00:00
Ian Cottrell
44c82bac18 internal/jsonrpc2: make it an error to fail to call Reply
It is now a programatic error to have a handler registered to a connection that
does not call reply for all messages, including notifications.
This normalizes the flow making the code easier to understand  and fixes a
couple of long standing hard to find bugs.

Change-Id: If41c39ece70e3bc64420abefac75ec647a8f8b37
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226838
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-06 13:49:19 +00:00
Ian Cottrell
6dc6d5718f internal/jsonrpc2: change handler to a function type
Handler is now a function type that mapps to what used to be the Deliver method.
The only handler that used other methods was Canceller, for now that still
exists as LegacyHooks. Once the handlers are fully cleaned up we should be able
to re-implement canceller as handler middleware.
Each connection is now only allowed one handler, and it is passed to the Run
method, but handlers are composable.

Change-Id: I370e0459df851bb9c9c2a679b99cff073b94489e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226479
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-06 13:48:45 +00:00
Rebecca Stambler
44a64ad78b internal/lsp, go/packages: don't log context cancellation errors
Instead of checking the context, check the error. This may expose some
errors that are not wrapped correctly. Replaced all uses of errors
with golang.org/x/xerrors.

Change-Id: Ia40160f8ea352e02618765f2a9415a4ece0dcd94
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227036
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-03 19:08:13 +00:00
Rebecca Stambler
a7c0594f4e internal/lsp: avoid logging context cancellation
This change adds a helper function that checks if the context is
canceled, and if so, doesn't log the error. Tried to use it everywhere
in internal/lsp where it fits, which resulted in changing a few pieces
of error handling throughout.

Updates golang/go#37875

Change-Id: I59cbc6f893e3b70cf84524d9944ff7f4b4febd78
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226371
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-31 01:46:33 +00:00
Ian Cottrell
f61d083d3b internal/telemetry: use tags instead of special event fields.
Change-Id: I0e6a26c62bd1f6eaa07c38a06152cb7a0f2eedc2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/225579
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-29 02:56:35 +00:00
Ian Cottrell
224c947ce5 internal/telemetry: replace TagSet with TagMap and TagPointer
This separates the concerns of tag collections that have to be iterated
and tag collections that need lookup by key.
Also make it so that events just carry a plain slice of tags.
We pass a TagMap down through the exporters and allow it to be
extended on the way.
We no longer need the event.Query method (or the event type)
We now exclusivley use Key as the identity, and no longer have a
common core implementation but just implement it directly in each
type.
This removes some confusion that was causing the same key through
different paths to end up with a different identity.

Change-Id: I61e47adcb397f4ca83dd90342b021dd8e9571ed3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/224278
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-03-25 01:00:44 +00:00
Ian Cottrell
cb106d260e internal/telemetry: allow ProcessEvent to modify the event
This allows early exporters to adjust the event for later ones.
This is used to lookup key values from the context if needed.
Also add a Query type event which is intended to perform all event
modifications but nothing else, and is used to lookup values from
the context. This cleans up a weirdness where the current lookup
presumes there will be an exporter with a matching mechanism.

Change-Id: I835d1e0b2511553c30f94b7becfe7b7b5462c111
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223657
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-03-18 13:22:01 +00:00
pjw
827390e901 internal/lsp: fix code.ts to generate progress and *TextEdit
This CL gets code.ts to generate code for $/progress and
window/workDoneProgres/create messages. $/progress uses a
ProgressParams type which contains one of three new data types,
WorkDoneProgressBegin, WorkDonProgressEnd, WorkDoneProgressReport.

In addition, a *TextEdit is now generated for CompletionItem.TextEdit.

The substantive differences in code.ts are around line 451 and line
682. Everything else is whitespace caused by vscode formatting typescript
differently on different OSes.

Change-Id: Ide441e6e0029cbc8401d6476f6a939216cc89634
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223743
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-17 18:47:13 +00:00
Marwan Sulaiman
3e76bee198 x/tools/gopls: add support for $/progress functionality
This CL adds support for sending progress notifications through $/progress
calls as well as being able to cancel them through window/workDoneProgress/cancel.
This feature is only supported in clients running LSP 3.15 and therefore the initialize
request will check for client capabilities for its progress support.

Updates golang/go#37680

Change-Id: Iff8c016694746a9dd553e5cc49444df7afcc21f5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222981
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-16 21:25:24 +00:00
Ian Cottrell
206ec5b82a internal/lsp: migrate telemetry to using the event package
Change-Id: Idc662385ed08bd62593ccd1d54afd3fa8c1a7d29
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222558
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 03:59:16 +00:00
Peter Weinbergr
3e041465cc internal/lsp: change the type of CompletionItem.TextEdit back
The recent LPS protocol change made the definition of textEdit into
a union type, so the generated code made TextEdit an interface{},
which broke govim. This CL reverts it to a *TextEdit. The code
generator will be fixed in another CL.

We can revisit this when  gopls wants to start using the new
InsertReplaceEdit type.

Change-Id: I4d7a14b3746b747f34b0907f72ecbc3593706a05
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222765
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-10 21:12:04 +00:00
Peter Weinberger
20ab64c0d9 internal/lsp: bring generated protocol code up to date; stop corrupting logs
1. logging at debug/rpc.go:105 was corrupting logs.
2. DocumentSymbol (a Server method) now returns []interface{}.
3. The latest version of the LSP changed CompletionItem.TextEdit to
possibly be of the new type InsertReplaceEdit, so the generated Go
code now has TextEdit an interface{} rather than a *TextEdit. This
required a change to tests/util.go.
4. The latest version also introduced several other new types,
and new members in some structs.

Tests pass and the I've use the new gopls a little.

Change-Id: Ic44d46f0c923882c9076c2754c1c85e09fbcaa2e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222668
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-09 20:21:50 +00:00
Rohan Challa
e4e22f76d0 internal/lsp: support when hierarchicalDocumentSymbolSupport is false
This change adds support when hierarchicalDocumentSymbolSupport is false, this can happen with editors who have not supported textDocument/DocumentSymbol. As a result, these older lsp clients need to recieve []protocol.SymbolInformation rather than []protocol.DocumentSymbol. This change required some changes to internal/lsp/cmd to handle not knowing which type it is receiving, this required manual parsing inside of cmd/symbols.go.

Fixes golang/go#34893

Change-Id: I944ae24302f155b561047227f65bee34b160def1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221823
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-06 18:17:37 +00:00
Rob Findley
de023d59a5 internal/lsp/protocol: unmarshal to pointers when dispatching requests
With #34111, we are forwarding the LSP from one gopls instance to
another. This exposed an asymmetry in our LSP dispatching: for both
ClientDispatcher and ServerDispatcher, we unmarshal to non-nil response
structs. This means that when forwarding the LSP, we translate empty
JSON responses (corresponding to nil values) into the non-nil zero
value.

This causes problems for some editors, as reported in #37570. Fix it by
instead unmarshaling to a pointer.

This is, of course, a somewhat dangerous change. I fixed the one NPE
that occurred in tests, and have done some mild manual testing.  I
wouldn't be surprised if we discover more NPEs later on, but I still
think this is the right change to make.

Updates golang/go#34111
Fixes golang/go#37570

Change-Id: Ie69e92d2821c829cdfc4f4ab303679a725f1f859
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222058
Reviewed-by: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-05 22:45:36 +00:00
Ian Cottrell
046aa1cdaf internal/telemetry: moving towards a unified event based exporter
This adds a type to events and makes the logging calls use it.

Change-Id: Iaa50fe2e332caae611b1e00424c878a3bc479feb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221741
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-03-03 22:56:52 +00:00
Ian Cottrell
2e887e3d13 internal/telemetry: removing the concept of exporter lists
Instead we only have a single exporter, and it must delegate behaviour
to any other exporters it wants to include.
This removes a whole collection of suprises caused by init functions adding
new exporters to a list, as well as generally making things faster, at the small
expense of needing to implement a custom exporter if you want to combine the
features of a few other exporters.

This is essentially the opposite of https://go-review.googlesource.com/c/tools/+/212243
which will now be abandoned in favor of this approach.

Change-Id: Icacb4c1f0f40f99ddd1d82c73d4f25a3486e56ce
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220857
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-02-26 21:51:01 +00:00
Heschi Kreinick
f7b8cc7bd0 internal/span,lsp: disambiguate URIs, DocumentURIs, and paths
Create a real type for protocol.DocumentURIs. Remove span.NewURI in
favor of path/URI-specific constructors. Remove span.Parse's ability to
parse URI-based spans, which appears to be totally unused.

As a consequence, we no longer mangle non-file URIs to start with
file://, and crash all over the place when one is opened.

Updates golang/go#33699.

Change-Id: Ic7347c9768e38002b4ad9c84471329d0af7d2e05
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219482
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-14 22:51:03 +00:00
Peter Weinberger
63d1300efe internal/lsp: change return type of PrepareRename to *Range
PrepareRename used to return interface{}, but now returns the more
precise result *Range.

Almost all the changes in code.ts come from vscode reformatting it.
The sole substantive change is in goUnionType, near line 685.

Change-Id: If575cb166f26962d24261e79f9d958006011402e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219077
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-13 20:00:52 +00:00
Rob Findley
c29062fe1d internal/lsp: refactor LSP server instantiation
Previously, the process of instantiating and running the LSP server was
sharded across the lsp, protocol, and cmd packages, and this resulted in
some APIs that are hard to work with. For example, it's hard to guess
the difference between lsp.NewClientServer, lsp.NewServer,
protocol.NewServer (which returns a client), and protocol.NewClient
(which returns a server).

This change reorganizes Server instantiation as follows:

 + The lsp.Server is now purely an implementation of the protocol.Server
   interface. It is no longer responsible for installing itself into the
   jsonrpc2 Stream, nor for running itself.

 + A new package 'lsprpc' is added, to implement the logic of binding an
   incoming connection to an LSP server session. This is put in a
   separate package for lack of a clear home: it didn't really
   philosophically belong in any of the lsp, cmd, or protocol packages.
   We can perhaps move it to cmd in the future, but I'd like to keep it
   as a separate package while I develop request forwarding.

   simplified import graph:

    jsonrpc2 ⭠ lsprpc ⭠ cmd
               ⭩           ⭦
            lsp           (t.b.d. client tests)
           ⭩   ⭨
     protocol  source

 + The jsonrpc2 package is extended to have a minimal API for running a
   'StreamServer': something analogous to an HTTP server that listens
   for new connections and delegates to a handler (but we couldn't use
   the word 'Handler' for this delegate as it was already taken).

After these changes, I hope that the concerns of "serving the LSP",
"serving jsonrpc2", and "installing the LSP on jsonrpc2" are more
logically organized, though one legitimate criticism is that the word
'Server' is still heavily overloaded.

This change prepares a subsequent change which hijacks the jsonrpc2
connection when forwarding messages to a shared gopls instance.

To test this change, the following improvements are made:

 + A servertest package is added to make it easier to run a test against
   an in-process jsonrpc2 server. For now, this uses TCP but it could
   easily be modified to use io.Pipe.

 + cmd tests are updated to use the servertest package. Unfortunately it
   wasn't yet possible to eliminate the concept of `remote=internal` in
   favor of just using multiple sessions, because view initialization
   involves calling both `go env` and `packages.Load`, which slow down
   session startup significantly. See also golang.org/issue/35968.

   Instead, the syntax for `-remote=internal` is modified to be
   `-remote=internal@127.0.0.1:12345`.

 + An additional test for request cancellation is added for the
   sessionserver package. This test uncovered a bug: when calling
   Canceller.Cancel, we were using id rather than &id, which resulted in
   incorrect json serialization (as only the pointer receiver implements
   the json.Marshaller interface).

Updates golang/go#34111

Change-Id: I75c219df634348cdf53a9e57839b98588311a9ef
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215742
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-06 23:12:37 +00:00
Rohan Verma
1cc6d1ef6c tools/gopls: add cmd support for prepare_rename
This change adds command line support for prepare_rename.

Updates golang/go#32875

Change-Id: I7f155b9c8329c0faa26a320abab162730a7916ad
GitHub-Last-Rev: 118e846420d7c56fbf0e4f416c8fd6a52e9638a8
GitHub-Pull-Request: golang/tools#188
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207579
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-04 07:42:04 +00:00
Peter Weinberger
91d59a9776 internal/lsp: upgrade to current version of LSP
There are a number of new RPCs, for CallHeirarchy, SemanticTokens, and
WorkDoneProgress. Some of the messages now have two slashes, like
'textDocument/semanticTokens/edits'. A few unused RegistrationOptions
are no longer present.

Only generated code has changed. There are no changes any other .go
code.

The typescript code needed a new heuristic for finding the RPCs

Change-Id: Ie6942abac3a0cd60e86afe3fdbc6f6b0e9b30cb0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216537
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-27 18:31:17 +00:00
Heschi Kreinick
8fe064f891 internal/lsp/protocol: actually handle cancellation delivery
CL 215738 didn't work because the canceller was embedded in the
serverHandler, which already had a Deliver method. Add it as an actual
handler instead.

Change-Id: I0c79f1bee67aa3b4da53d92547804de859f1938c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216303
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-24 22:04:29 +00:00
Heschi Kreinick
b3205ff6ff internal/lsp/protocol: handle cancellation delivery
$/cancelRequest is handled out of band in the Request flow, but was
allowed to continue down the Deliver chain. There's no sense in letting
downstream Handlers see it and try to reply like it was a normal
request.

Fixes golang/go#36662.

Change-Id: I8471ac0fdd4f2a08acd87d6e4b83c1f077eb8600
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215738
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-21 21:04:57 +00:00
Rob Findley
13c74800b9 internal/lsp/protocol: remove unused DocumentUri type
Change-Id: I8fbc8cbbb4e62c1eca4de767d054f5d098f27edd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215497
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-21 14:52:36 +00:00
Heschi Kreinick
3be912efc3 internal/lsp/protocol: support nonstandard requests
Support arbitrary client->server requests in the generated code. This is
primitive, with no strong typing, but should be good enough for simple
requests. We can do something fancier later if we want.

Change-Id: Ib83ff6aa49418bda5222b37cde3b150a26552221
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214582
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-14 21:52:24 +00:00
Peter Weinberger
a98e7fcfeb internal/lps/protocol: bring code.ts up to date with latest changes.
This CL makes sure that code.ts will generate the latest version
of tsprotocol.go. It has a more succinct way of deciding which fields
need to be pointers.

Change-Id: I6854cb2f096d3707bc3b828a9601f9384638f475
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212140
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-19 18:45:41 +00:00
Rebecca Stambler
1d943b0903 internal/lsp: change CompletionItem.{Command,TextEdit} to pointers
This is a continuation of the discussion on
https://github.com/microsoft/vscode-go/issues/2920. Add corresponding
checks to internal/lsp/cmd/capabilities_test.go.

Change-Id: I51af05dee9e7ecea0e40733dd4c5ca3dfb8f4dd8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209859
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-16 22:14:42 +00:00
Peter Weinberger
1bcf67c9cb internal/lsp: Make Text in DidSave at *string rather than a string
Fix code.ts to match CL 210780.

Change-Id: Iaaa1f8b78d483e4281e6d513cf4d20ae44e46cb7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210783
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-12-10 20:07:04 +00:00
Rebecca Stambler
0bd90eac95 internal/lsp: make Text in DidSave request a pointer
Fixes golang/go#36063

Change-Id: I223ead138111239ae1894f5565414ac384c016e2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210780
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Peter Weinberger <pjw@google.com>
2019-12-10 19:28:57 +00:00
Peter Weinberger
713d4893e8 internal/lsp/protocol: replace code for generating LSP types and stubs
The new code generates all 3 files (tsprotocol.go, tsserver.go, tsclient.go)
at once and tries not to generate unneeded types. This is the code that
generated the checked-in files currently being used (including CL208272
and 209219).
README.md has been modified correspondingly.

Change-Id: I719781a09f27bf0a426f8da3e45f7fa2eb0a7484
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208665
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-02 18:46:12 +00:00
Rebecca Stambler
ecd32218bd internal/lsp: make sure CodeAction.Command is a pointer
This is causing the "command '' not found" errors that we've been
seeing, specifically reported in microsoft/vscode-go#2920.

Also, fixed an issue with import organization in single-line files that
was caught as a result of this.

Change-Id: I2dfedb5d1b8dda976f356b0d6fcd146e53f1a650
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209219
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-27 20:10:27 +00:00
Peter Weinberger
c1736c0f0a lsp/protocol: make sure RenameProvider is an interface{}
CL 208272 made one occurrence of RenameProvider an interface{}.
This CL reflects the effect of making that change in the code
generator. (That is, the other occurrence of RenameProvider is now
an interface{} too.) gopls seems to still work, and all tests pass.

Change-Id: Icfc4a5639192c46b564509a601b8c03bbe2665a2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209158
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-27 17:13:10 +00:00
Rebecca Stambler
69a79c76c7 internal/lsp: add some minimal validation for client capabilities
We've had a couple of breakages with changes to the protocol that are
bugs on our end. It's hard to review changes to the protocol, and it's
not reasonable to expect that we would remember the correct types for
everything, so we should have a test that validates some basic expectations
about the expected responses. We can add more here as issues come up.

Also, change RenameProvider back to an interface.

Updates golang/go#32703

Change-Id: Ic5f0b0ece40b05e4425cd98ab7bf18db3ad74601
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208272
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-26 21:34:59 +00:00
Peter Weinberger
cefbc64fbd internal/lsp: make Range a pointer in Change events
Change 207598 overenthusiastically (and incorrectly) changed the Range field
in a TextDocumentContentChangeEvent from type *Range to type Range,
which created a bug in text_synchronization.go.
This CL attempts to repair the damage.

Change-Id: I19e7418cd5ebaedf5448adfcc60ca86e71eb9b2f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208097
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-20 19:02:09 +00:00
Peter Weinberger
11e13f1c3f internal/lsp: fix the return type of CodeAction()
Paul Jolly observes that returning interface{} is not helpful.
Now CodeAction() returns []CodeAction.

The type in typescript is (Command | CodeAction)[] | null
but the choice is up to gopls, which returns []CodeAction.

Fixes golang/go#35688, golang/go#35679

Change-Id: I91c22bb0752431954ae2f993cb7b44726cf60e5c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207898
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-19 17:57:05 +00:00
Peter Weinberger
13f8be5f57 internal/lsp/protocol: fix type of WorkspaceEdit.Changes in tsprotocol.go
The new corrected type is map[string][]TextEdit. The old type
was incorrectly struct{}.

Change-Id: I3cb64eee90c5281b3fb40e543026cd308c55c49a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207717
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-18 21:13:12 +00:00
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
Peter Weinberger
b2a5ed324b lsp/protocol/typescript: add instructions for typescript compiling
Add more detailed instructions for installing and running node
and the typescript compiler on Linux and MacOS.

Change-Id: Id549760dd186d88cfa9b137e6f46dfd4d60d6322
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206887
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-13 18:38:21 +00:00
Peter Weinberger
9f4e794660 internal/lsp/protocol: define types in alphabetical order in tsprotocol.go
Change tsprotocol.go so that the types are in alphabetical order, which
will make it simpler to see what has changed. (In this version only the
git hash and date have changed. The Go code has only been rearranged.)

The typescript code with this tiny change will be submitted in
another CL.

Change-Id: I7055b31075c7b3cda6e23b467205683423529c33
Reviewed-on: https://go-review.googlesource.com/c/tools/+/205499
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-11 13:44:43 +00:00
Ian Cottrell
774d2ec196 internal/lsp: cancel early
This change allows us to hanel cancel messages as they go into the queue, and
cancel messages that are ahead of them in the queue but not being processed yet.
This should reduce the amount of redundant work that we do when we are handling
a cancel storm.

Change-Id: Id1a58991407d75b68d65bacf96350a4dd69d4d2b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200766
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-22 07:49:31 +00:00
Pontus Leitzler
6223712555 internal/lsp: fix lsp trace log format for gopls
The -rpc.trace flag in gopls enables logging in "lsp inspector format".
Currently sent responses isn't parsed by the lsp inspector so it fails to
parse gopls logs.

The lsp inspector regexp matcher requires the duration to be prefixed with
"took" instead of "in", e.g. "took <d>ms.".

This change updates gopls to match the log parser in lsp inspector,
see 9aff7a6939/lsp-inspector/src/logParser/rawLogParser.ts (L88)

Change-Id: I3696faf34ba4f0b3d4e205693eaf378941f2f68f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/199517
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-16 17:14:07 +00:00
Peter Weinberger
8de300cfc2 internal/lsp/protocol: handle case of an otherwise empty notification
Some notifications, like exit, have no other arguments, a case the code
was not handling correctly.

Change-Id: Ib5ff536352ba6ad0d09cd80c9d5f0a987abbe500
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200298
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Peter Weinberger <pjw@google.com>
2019-10-12 15:20:04 +00:00