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Commit Graph

1319 Commits

Author SHA1 Message Date
Rebecca Stambler
e56429333a internal/lsp/cmd: fix the command line query for definition
The definition command-line interface doesn't match the rest of the
commands, because I think we originally wanted to make them all
subcommands of "gopls query". Remove this, since it's no longer in use.

Change-Id: Iee923db6328774f787d539931001e438d1a2ae6e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/230299
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-27 20:15:23 +00:00
Rebecca Stambler
e0d5eebdf8 internal/lsp: fix docs on hover for ungrouped package variables
Fixes golang/go#38525

Change-Id: I8833c925663b67b2c82ad4cbf580d1c6f3c7a81d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/230305
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-27 18:59:06 +00:00
Ian Cottrell
a90b7300be internal/event: remove the event.eventType type
Instead of tagging events with their type, instead we infer the type from
the label pattern.
The standard event creators all have a matching test that returns true
if the the labels pattern matches the ones that would be built by the
creator.
Spans and logs already have a unique label pattern, other event types
required a special label marker.
This makes the system much more extensible, and also cleans up some
the API.

Change-Id: I1fbc9ec07aa84ead6c12bbd5ca65b13b605bfa4a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229242
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-04-27 15:30:19 +00:00
pjw
f3a5411a4c internal/lsp: fix panic when trying to log an event
Formatting keys in labels can panic when a label is constructed with a nil
error. Avoid that by not passing the defective label to event.Log.

Change-Id: I3099a7ac48c5830af1072141f2b619d0e0fbcf5a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229985
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-04-26 10:28:38 +00:00
Muir Manders
8463f397d0 internal/lsp/source: fix false positive "..." in completions
In cases like:

    var v interface{}
    fmt.Println(<>)

Completing to "v" would insert "v..." instead of "v". This was due to
a mixup where we were checking if the variadic type "[]interface{}"
was assignable to the candidate type "interface{}" instead of the
other way around.

Fixes golang/go#38652.

Change-Id: I27c0b50bbf4b895924c8ed2c0c9dd6785e98cbe1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229921
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-25 04:34:58 +00:00
Rob Findley
3585060312 internal/lsp/source: add option for verbose work progress reporting
In order to experiment with adding more progress reporting to gopls, add
a new experimental configuration for verbose work done reporting.

Also, pass configuration in InitializationOptions when initializing the
editor.

Change-Id: Id2336790719d9c0b6d663997e1aef672aec43d28
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229458
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-24 19:57:22 +00:00
Rebecca Stambler
59e73619c7 internal/lsp: correctly handle type aliases when formatting
This change improves our approach to handling type aliases. Previously,
we were not fully qualifying the names in the AST, making the code
inserted in completions incorrect at times. Now, we clone the relevant
AST expr and qualify it. We also add handling for the return values of a
function, instead of just the parameters.

Fixes golang/go#38230
Fixes golang/go#37283

Change-Id: Ib79f4636891c9b610ae848e9fa4dbae7c63db509
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229319
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-23 20:53:58 +00:00
Rob Findley
38a97e00a8 internal/lsp/regtest: track outstanding work using the progress API
In preparation for later changes, add support for tracking outstanding
work in the lsp regtests. This simply threads through progress
notifications and tracks their state in regtest.Env.state. A new
Expectation is added to assert that there is no outstanding work, but
this is as-yet unused.

A unit test is added for Env to check that we're handling work progress
reports correctly after Marshaling/Unmarshaling, since we're not yet
exercising this code path in actual regtests.

Change-Id: I104caf25cfd49340f13d086314f5aef2b8f3bd3b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229320
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-23 20:44:50 +00:00
Ian Cottrell
a466788a31 internal/event: change event.At to be a private field
This was the last piece of Event that was public, and it was only public to
allow mutation in tests.
Adding CloneEvent allows tests to create an updated copy rather than
update the event in place.

Change-Id: I2215d1eb0317063948ef0fac955fa768a209564d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229241
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-23 18:13:49 +00:00
Ian Cottrell
a82abb5396 internal/event: extract keys to their own package
Now key types can be implemented outside the package that holds labels or events, they should be.
This prevents the large list of types from poluting the public interface of the core packages.

Change-Id: I927f31cb5e4e1d0c29619681015962f890623e5c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229240
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-23 18:13:43 +00:00
Ian Cottrell
c81623a0cb internal/event: move event/core.Tag to event/label.Label
Also moves core.Key to label.Key, but leaves the implementations
behind for now.
After using for a while, the word Tag conveys slightly the wrong
concept, tagging implies the entire set of information, label maps
better to a single named piece of information.
A label is just a named key/value pair, it is not really tied to the
event package, separating it makes it much easier to understand the
public symbols of the event and core packages, and allows us to also
move the key implementations somewhere else, which otherwise dominate
the API.

Change-Id: I46275d531cec91e28af6ab1e74a2713505d52533
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229239
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-23 18:13:33 +00:00
Ian Cottrell
7b212d60a1 internal/event: renaming the main event API functions
event.Log removed
event.Print -> event.Log
event.Record -> event.Metric
event.StartSpan -> event.Start

In order to support this core now exposes the MakeEvent and Export functions.

Change-Id: Ic7550d88dbf400e32c419adbb61d1546c471841e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229238
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-23 17:21:36 +00:00
Ian Cottrell
cf0cb92717 internal/telemetry: renaming to internal/event
internal/telemetry/event was renamed to internal/event/core
Some things were partly moved from internal/telemetry/event straight to
internal/event to minimize churn in the following restructuring.

Change-Id: I8511241c68d2d05f64c52dbe04748086dd325158
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229237
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-23 17:20:48 +00:00
Rebecca Stambler
72e4a01eba internal/lsp: refactor code for formatting signatures
The code for formatting function signatures is fairly confusing.
Factoring out an unexported signature type simplifies things a bit.
Hopefully we'll be able to pull out more formatting logic from the other
features. Ideally, I'd like to return to the separation between
internal/lsp/source and internal/lsp so that a formatting package can be
pulled out and used in internal/lsp.

Change-Id: I7428db5004eab371e46402188e0dc6bb30f0c425
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229318
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-22 20:52:58 +00:00
Rebecca Stambler
3d57cf2e72 internal/lsp: add regtest for golang/go#37984
This change also required the addition of a new run configuration -
WithEnv, which adds extra environment variables to the configuration.
Please let me know if this is the wrong approach.

Fixes golang/go#37984

Change-Id: Ied2a53a443dc74c7ed723b91765eeddc1a7c1c00
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229128
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-22 02:23:33 +00:00
Rebecca Stambler
4e4aced336 internal/lsp/regtest: add regtest for golang/go#38207
Fixes golang/go#38207

Change-Id: I78396814a2e6a3ccecc860953ac6892ffa1b68e8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226960
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-22 01:51:11 +00:00
Rebecca Stambler
504fe87a53 internal/lsp: add regtest for golang/go#38211
A few more updates to the regtest framework - add support for all
codeActions, not just organize imports. Also, return diagnostics from
env.Await to pass into code actions. Not sure if that's the correct way
to do it, so please let me know if there's a better way.

The test is for 1.14 only, since -modfile is only supported after 1.14.

Fixes golang/go#38211

Change-Id: I5cdd35e2ec06e2b2487d1f3491197030008be9c9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226958
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-22 01:32:14 +00:00
Rebecca Stambler
66008de356 internal/lsp/regtest: add regtest for golang/go#36951
Not sure when this got fixed, but confirmed manually and via a
regression test.

Fixes golang/go#36951

Change-Id: I7833a5d1119c34fd3fb45ea658e954eadbee750c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229129
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-21 18:57:00 +00:00
Ian Cottrell
7504fd2219 internal/lsp: fix broken lsp logs
ID's are now by value not pointer, which caused it to not use the Format
method, resulting in broken id strings
The id maps need to be crossover (set and get go to different maps for a given direction of message)

Change-Id: Ide2b63ec1b009ae3587ee10e8bce018732ea342c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/229244
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Peter Weinberger <pjw@google.com>
2020-04-21 17:00:05 +00:00
Ian Cottrell
4b6a508a9c internal/lsp: merge the in and out protocol logging functions
The special cases were all removed by the previous changes to jsonrpc2 messages.
The only difference now is the "Recieved" vs "Sending" text prefix, so we just paramaterize the common function with that instead.

Change-Id: If6f8de39dca38041cf68a6b5506ff0482af3cb8e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228890
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-21 13:43:21 +00:00
Ian Cottrell
2dc4334630 internal/jsonrpc2: rewrite streams in terms of messages
messages are the atomic unit of communication, changing streams
to read and write whole messages makes the code clearer.
It also avoids the confusion about what should be an atomic
operation or when a stream should flush.

Change-Id: I4b731c9518ad7c2be92fc92211c33f32d809f38b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228722
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-21 13:42:58 +00:00
Paul Jolly
cfa8b22178 go/packages/packagestest: do not walk packages and their test variants
Currently, where a package has a test variant, we end up walking the
non-_test.go files twice: once when walking the package itself, the
second time when walking the test variant. In the gopls tests, this
means we end up double-counting the number of symbols (via the @symbol
annotation) in a package.

Extend the existing expect_test.go to demonstrate the problem is fixed
(a test which fails when the fix is not in place)

Change-Id: Ifd68b3d86e24f19d3f8efc3af71494b7d28b0acb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228761
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-21 04:27:24 +00:00
Paul Jolly
b4d5569d26 internal/lsp/tests: provide SymbolInformation.Name in @symbol annotations
In preparation for a later change where we alter the implementation of
the workspace Symbol method, we now specify the Name that should be used
when constructing a SymbolInformation value from a @symbol annocation.
There is no change in the test expectations.

Change-Id: I4ee5f714d6060aab2ee33ef18339504f443cecdc
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228757
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-21 04:22:56 +00:00
Ian Cottrell
9f075f7bfe internal/lsp: switch the protocol logger to use the new jsonrpc2 message types
This saves it from having to know the wire format and understand the decoding
tricks.

Change-Id: I1f3ef3345ffee736a9d104f8ebfb436404d737c0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228721
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-20 21:06:19 +00:00
Ian Cottrell
434f7a8fef internal/jsonrpc2: add concrete types for Call, Notify and Response
The previous implementation was exposing the details of the wire format
and resulted in non idomatic go, detecting the presence of absence of
values in fields to deterimine the message type.
Now the messages are distinct types and we use type switches instead.
Request still exists as an interface to expose the shared behaviour of
Call and Notification, as this is the type accepted by handlers.
The set of messages is deliberately closed by using a private methods on the
interfaces.

Change-Id: I2cf15ee3923ef4688670c62896f81f760c77fe04
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228719
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-20 21:05:32 +00:00
Rebecca Stambler
c07e33ef32 internal/lsp/source: enable type error analyzers
I had intended to enable these after gopls/v0.4.0 was released so that
people who test at master can try these out. Also, mark "fillreturns" as
high confidence so users can get it applied on save, much like
goreturns.

Change-Id: I71aa0b723b2e9b69474ceed7cb1d7da7c929d65d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228724
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-17 14:00:56 +00:00
Rebecca Stambler
e33929705b internal/lsp/regtest: enable test for golang/go#37195
I believe that other changes in gopls/v0.4.0 also fixed the issue that
this regression test was written for. Re-enable it, and change it to
assert that diagnostics are cleared.

Fixes golang/go#37195

Change-Id: I4538186ad288d9c6f70cc450f948b62f3868941f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228723
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-17 14:00:42 +00:00
Hana (Hyang-Ah) Kim
fc959738d6 internal/lsp: fill in ServerInfo in the initialize response
Fixes golang/go#38459

Change-Id: I98476ddc35c4ab2c43145083149454875cb4b041
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228398
Run-TryBot: Hyang-Ah Hana Kim <hyangah@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-16 21:44:02 +00:00
Rob Findley
f038785680 internal/lsp/regtest: generalize expectations beyond diagnostic messages
Due to the asynchronous and non-transactional nature of the LSP, writing
regtests requires waiting for certain conditions to be met in the client
editor. To this point, the only type of condition for which we supported
waiting was the presence of diagnostic messages, but we can in principle
wait for anything that is triggered by a server notification.

This change generalizes the notion of expectations to also encompass log
messages. Doing this required expanding the value returned from checking
expectations to include a new "Unmeetable" verdict, to account for cases
where we know that a condition will never be met (for example if it is a
negative assertion). This may be useful for diagnostics as well.

A test is added to demonstrate these new expectations, where the initial
workspace load fails due to unfetchable dependencies.

Additionally, some helper flags are added to help debug regtests without
a code change, by allowing changing the test timeout, printing logs, and
printing goroutine profiles.

Updates golang/go#36879

Change-Id: I4cc194e10a4f181ad36a1a7abbb08ff41954b642
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228399
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-16 21:39:01 +00:00
Rob Findley
92fa1ff4b1 internal/lsp/regtest: add support for custom test proxy data
Certain regtests require referencing external data. To support this, add
the ability to use a file-based proxy populated with testdata.

To expose this configuration, augment the regtest runner with variadic
options. Also use this to replace the Runner.RunInMode function.

Add a simple regtest that uses this functionality.

Updates golang/go#36879

Change-Id: I7e6314430abcd127dbb7bca12574ef9935bf1f83
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228235
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-16 19:38:27 +00:00
Rob Findley
405595e0b5 internal/lsp/fake: be more careful when closing the workspace
Closing the workspace has frequently been failing on Windows, due to
file locks held by the go command.

This change makes several tests more careful to check errors when
closing resources, and defers closing the regtest workspaces until the
entire test suite completes, at which point it is much more likely that
closing the workspace will succeed.

If this change results in test flakes on Windows, we should temporarily
demote errors in regtest.Runner.Close to a t.Log.

Updates golang/go#38490

Change-Id: Ibd2f7dd0e0e2faecfa0ca8c60237fc72e64f6719
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228231
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-16 19:25:41 +00:00
Rebecca Stambler
5744cfde56 internal/lsp: fix imports issue with duplicate package decl
We shouldn't apply formatting fixes when we are
organizing imports.

Fixes golang/go#38412

Change-Id: I082f4d9a7d1d1dd571304733c287b0d5e90ea448
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228264
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-16 06:17:24 +00:00
Rebecca Stambler
5d8e1897c7 internal/lsp: fix erroneous documentation for struct fields
The fix is just a missing return.
Also clean up a staticcheck thing, regenerate the golden files.

Fixes golang/go#38417

Change-Id: I290b63df9d97211c59d6399fda7a273bc700fbdb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228297
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-15 03:45:06 +00:00
Rob Findley
6a72e3782c internal/lsp/fake: don't lock while calling formatting
While trying to be pragmatic, I simply locked the fake.Editor while
calling textDocument/formatting. This did indeed manifest later on as a
deadlock, so instead we release the lock but fail if the buffer version
changes while awaiting the formatting call.

Change-Id: I0ca24a502f3118e76de306a016449bbe665e70e4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228230
Run-TryBot: Robert Findley <rfindley@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-14 20:55:25 +00:00
Rob Findley
3bb7580c69 internal/lsp/fake: correctly configure the fake editor
Configuration was not being set correctly, because the configuration
response was not honoring the configuration section order.

Change-Id: I8418535b45e6a24fd8f0605d58cb370e22664f17
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228257
Run-TryBot: Robert Findley <rfindley@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-14 20:27:33 +00:00
Rob Findley
912958979a internal/lsp/regtest: put testing.T back in the test func signature
In https://golang.org/cl/225157, I removed the redundant T and Context
parameters from the regtest func signature in an effort to reduce
confusion. In hindsight, removing the testing.T did not reduce
confusion, because there is a T in the test signature anyway (and now
it's the wrong T!).

Change-Id: I2e84009e9cb33cd51055012cfef9fe4987e1b9bd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228229
Run-TryBot: Robert Findley <rfindley@google.com>
Reviewed-by: Paul Jolly <paul@myitcv.org.uk>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-14 18:42:46 +00:00
Rob Findley
a4a177c7d7 internal/lsp/diff/difftest: ignore for GOOS=illumos
illumos has a different copy of the `diff` executable, causing this test
to fail. Ignore it for this GOOS.

Updates golang/go#38414

Change-Id: I45ec5fcd9fd332977349bb6ba33d9ed09417a023
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228199
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-14 02:36:50 +00:00
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
Rebecca Stambler
79a7a3126e internal/lsp: add an extra bounds check to avoid nil pointers
A nil pointer was reported to the golang-tools group (see
https://groups.google.com/g/golang-tools/c/JrNTz8I6ifo/m/tcJRpek-AAAJ).
I think this bounds check should address it.

Updates golang/go#34433

Change-Id: I87352c269c65c844c86ebe9ee3fd2d041cc49ee9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227770
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-04-10 19:49:07 +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
Rebecca Stambler
3bd20875a2 internal/lsp/cache: hide type errors if we fix up the AST
I was curious about why were logging errors during type-checking in
tests, and the answer turned out to be a bit more sinister than I
expected. We were getting type error messages without filepaths, so I
tried to reproduce it in the playground and wasn't able to. I realized
that these errors were coming from were coming from the "fixed" version
of the AST that we pass to the type checker.

Adding fake positions to our fake Cond statements trivially fixes the
logging issue, but it does nothing to handle the fact that the error
makes no sense to the user - because it applies to something that's not
in the source code. I figured we have two options: (1) skip type errors
for all packages with "fixed" ASTs, or (2) add something to the error
messages to indicate that the source code may not match. Starting with
(1) here, and if it becomes a problem, we can move to 2. All ASTs that
we fix have *ast.BadExpr in them, meaning that, by definition they have
parse errors which we will preferentially show those errors to users in
diagnostics (so I'm not sure how to test this).

Change-Id: I17733968aa15f989cdd3e4e7261c4f4fe9b97495
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227557
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-10 04:07:51 +00:00
Rebecca Stambler
c08edad6b3 internal/lsp: linkify IP addresses in textDocument/documentLink
Found golang/go#18824, which helped me understand what to do to fix this
issue. Also, changed some of the structure of the code to propagate
errors up to the top-level functions. I think this will help us deal
with actual errors vs. ignorable errors.

Didn't add tests because of golang/go#35880. Just prioritized that issue
for gopls/v0.5.0 - it's been biting us a lot lately.

Fixes golang/go#38285

Change-Id: I6962462818becb1bcedde4a5be3a2060e71c9389
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227559
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-10 03:56:59 +00:00
pjw
700752c244 internal/lsp/regtest: add test for issue 32149 (wrong package)
Gopls gets confused about the package if the package name is edited.
(See golang.org/issues/32149) This skipped test will succeed as long
as the bug is present.

Change-Id: Ic99ceda133f92f306baf94e2f8ad0381ed565814
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227760
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-04-09 21:04:53 +00:00
Rob Findley
bc09a2cac9 internal/lsp/regtest: output gopls logs on test failure
Wrap the regtest test servers to capture jsonrpc2 logs, so that they can
be printed on test failure.

There was a little bit of complication to implement this in the 'Shared'
execution mode, and since we're not really using this mode I just
deleted it.

Updates golang/go#36897
Updates golang/go#37318

Change-Id: Ic0107c3f317850ae3beb760fc94ae474e647cb78
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226957
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-04-09 19:58:30 +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
6a75126720 internal/lsp: make tag iteration allocation-free
Change the tag iteration api to something less flexible
that allows for event iteration without allocation.

Change-Id: I212d45ebceea0183d1a61e6b611e0558649be60a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/227301
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-04-08 13:20:38 +00:00
Rohan Challa
46bd65c853 internal/lsp/cache: add concurrency error check for go cmds
This change attempts to fix a concurrency error that would cause
textDocument/CodeLens, textDocument/Formatting, textDocument/DocumentLink,
and textDocument/Hover from failing on go.mod files.

The issue was that the go command would return a potential concurrency
error since the ModHandle and the ModTidyHandle are both using the
temporary go.mod file.

Updates golang/go#37824

Change-Id: I6cd63c1f75817c7308e033aec473966536a2a3bd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/224917
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-04-08 03:22:09 +00:00