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Commit Graph

130 Commits

Author SHA1 Message Date
Rebecca Stambler
e4881b2459 internal/lsp: hide analysis diagnostics from generated files
Don't show non-vet analyses when they appear in generated files. Vet
analyzers will give useful reports even in generated files.

Fixes golang/go#38467

Change-Id: I0e628760b386553932de4cf1f5ba39784a205b53
Reviewed-on: https://go-review.googlesource.com/c/tools/+/230597
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-29 20:34:34 +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
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
Rebecca Stambler
4d14fc9c00 internal/lsp: add type error fixes to existing diagnostics
This change is the first step in handling golang/go#38136. Instead of
creating multiple diagnostic reports for type error analyzers, we add
suggested fixes to the existing reports. To match the analyzers for
FindAnalysisError, we add an ErrorMatch function to source.Analyzer.

This is not an ideal solution, but it was the best one I could come up
with without modifying the go/analysis API. analysisinternal could be
used for this purpose, but it seemed to complicated to be worth it, and
this is fairly simple. I think that go/analysis itself might need to be
extended for type error analyzers, but these temporary measures will
help us understand the kinds of features we need for type error
analyzers.

A follow-up CL might be to not add reports for type error analyzers
until the end of source.Diagnostic, which would remove the need for the
look-up.

Fixes golang/go#38136

Change-Id: I25bc6396b09d49facecd918bf5591d2d5bdf1b3a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226777
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-04-08 01:45:16 +00:00
Rebecca Stambler
3304cfb00f internal/lsp: temporarily disable type error analyzers by default
If we release gopls/v0.4.0 soon, we should keep these new analyzers off
by default. They were just merged, so they haven't been used enough to
be enabled, I think. We'll turn them on by default for gopls/v0.5.0.

Also, ended up creating a helper function to check if analysis has been
abled (which fixed a small bug in FindAnalysisError), and another helper
function to enable all analyses for testing purposes.

Updates golang/go#38212

Change-Id: I5ee94b3582dfc0863978650fc6ce51bfa0606c13
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226962
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rohan Challa <rohan@golang.org>
2020-04-02 16:54:32 +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
Rohan Challa
afab6edfad internal/lsp/source: remove unused parameters from functions
This change uses the new unusedparams analyzer to remove any unused parameters from functions inside of internal/lsp/source :)

Change-Id: I220100e832971b07cd80a701cd8b293fe708af3d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/225997
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-27 18:57:18 +00:00
Rohan Challa
42235f6384 internal/lsp: add support for type error analyzers
This change adds support within gopls for analyzers that work with type errors to provide suggested fixes.

Updates golang/go#34644

Change-Id: Ia8929173752fda6bd84a9edaabd310e758f25fe8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222761
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-27 17:27:16 +00:00
Rohan Challa
02a6ca6dc3 internal/lsp: change disabledAnalyses setting to be general
This change removes the disabledAnalyses setting and replaces it with a more general feature named "analyses". This will allow users to opt in as well as opt out of analyzers that they do not find useful. This also updates some documentation to show users what analyzers gopls is using and which are enabled by default.

Change-Id: Id3239b4c4c9667e834f262c889270d14fdba0f93
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223662
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-26 19:30:34 +00:00
Ian Cottrell
04208b9e8a internal/lsp: move the telemetry package
Move the lsp specific telemetry package that just declares the labels under the
debug package and call it tag, to make all the usages much more readable.

Change-Id: Ic89b3408dd3b8b3d914cc69d81f41b8919aaf424
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222850
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 13:22:49 +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
Rohan Challa
115860e962 internal/lsp: fix concurrent map read/write for missingmodules
This change fixes an issue with concurrent map reads and writes that occurred when determining if an import is missing the corresponding dependency in the go.mod file.

Change-Id: Ic5cf3a620b4fd84eb4a377d0e4c22edbc8f37540
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221897
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-03 19:46:16 +00:00
Rebecca Stambler
204d844ad4 internal/lsp: mitigate possiibility of a slow code action
Related to https://github.com/microsoft/vscode-go/issues/3063.
A small collection of fixes: (1) Don't reload packages with missing
dependencies unless imports change. (2) Show the error message from the
initial workspace load to the user.

Also, a small fix for deletion suggested fixes - upgrading to the latest
version of the VS Code language client revealed that I had made a
mistake there.

Change-Id: I7ab944ed27dc3da24a79d5d311531a1eb2b73102
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221217
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-26 22:45:02 +00:00
Muir Manders
49b8ac185c internal/lsp/cache: add file contents to ParseGoHandle
Currently there is no need for this because the file contents are part
of the file handle. This change is in preparation for an impending
improvement that tweaks the source code during the parse stage to fix
certain kind of terminal parse errors. Any code that wants to use
an *ast.File or *token.File in conjunction with the file contents
needs access to the doctored source code so things line up.

Change-Id: I59d83d3d6150aa1264761aa2c1f6c1269075a2ce
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218979
Run-TryBot: Muir Manders <muir@mnd.rs>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-13 05:05:14 +00:00
Rebecca Stambler
3d51b05cfb internal/lsp: don't use overlays from the session in the snapshot
Hold the session's overlay mutex the whole time we compute new overlays,
and then pass these overlays directly into clone. This avoids us calling
s.session.GetFile, which can return overlays that the snapshot doesn't
yet "know" about.

Change-Id: I1a10c78e26f8fec64550bfe0a97b5975ea8f976b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218321
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-07 19:21:16 +00:00
Rohan Challa
c4cbd3b08f internal/lsp: add diagnostics in .go files for missing deps in go.mod
This change adds diagnostics to imports in .go files that are missing the dependency in the go.mod file. The quick fix that adds the appropriate require statement is coming in a follow up CL.

Updates golang/go#31999

Change-Id: I314cdbe8e3dd27da744ca0391e7a6e5dc1ebaa77
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216277
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-03 17:57:15 +00:00
Heschi Kreinick
ec2e11d257 internal/lsp/source: check cancellation before analysis
We check cancellation pretty early on in analysis, but not before we
read Options. Checking earlier avoids a race in the command tests.

Fixes golang/go#36699.

Change-Id: I557c0441d70c80e122655be00a03b47080ddb7f6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216844
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-29 21:19:39 +00:00
Rebecca Stambler
ed30b9180d internal/lsp: don't show list errors unless necessary
The go/packages workaround to hide errors for overlay packages doesn't
seem to work well. It's easier to just hide list errors in gopls
diagnostics unless the package genuinely failed to type-check. Check if
the package has missing dependencies as an approximation of if it is
well-typed.

This required some additional special casing for the import cycle error
detection, which now causes them to have duplicate diagnostics. It's a
rare enough case that this doesn't concern me, but we should clean this
up at some point.

Fixes golang/go#36754.

Change-Id: If12c92fb9a0e0b69b711ae9a509ecb1b2a32255c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216310
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-27 19:59:09 +00:00
Rebecca Stambler
bdfa187a52 internal/lsp: remove the checkErrors command in internal/lsp/source
Now that the view can report its own validity, we no longer need to have
an extra function to handle that.

Change-Id: Icd22f9b08601bd0fe18be064c43d21be2d6782e7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216144
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-24 21:19:55 +00:00
Rebecca Stambler
62545537a9 internal/lsp: use correct file identities when computing diagnostics
CL 214586 switched to using URIs in error messages instead of file
identities. It wasn't fully correct because the reports were being
allocated for the file identities in the package handle (which may be
outdated).

Fixes golang/go#36601

Change-Id: I4fcfc02df74d94fff49540c784ef816c357e7232
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215680
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-21 20:00:43 +00:00
Rebecca Stambler
a7dab0268b internal/lsp: diagnose the snapshot on every text synchronization event
This change moves to our ultimate approach of diagnostics the snapshot
on every file change, instead of carefully picking which files and
packages to diagnose. Analyses are shown for packages whose files are
open in the editor. Reverse dependencies are no longer needed for
source.Diagnostics because they will be invalidated when the snapshot is
cloned, so diagnosing the entire snapshot will bring them up to date.

This even works for go.mod files because all of workspace-level `go list`s
will be canceled as the user types, and then we trigger an uncancellable
go/packages.Load when the user saves. There is still room for improvement
here, but it will require much more careful invalidation of metadata for
go.mod files.

Change-Id: Id068505634b5e701c6f861a61b09a4c6704c565f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214419
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-15 23:07:48 +00:00
Rob Findley
7ae403b6b5 internal/lsp: finish renaming CheckPackageHandle to PackageHandle
In golang.org/cl/209419, CheckPackageHandle was renamed to
PackageHandle, but a number of references to CheckPackageHandle remained
in function names and comments.

This CL cleans up most of these, though there was at least one case
(internal/lsp/cache.checkPackageKey) where the obvious renaming
conflicted with another function, so I skipped it.

Change-Id: I517324279ff05bd5b1cab4eeb212a0090ca3e3ad
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214800
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-14 23:56:10 +00:00
Rebecca Stambler
9c46c2c3da internal/lsp: fix flaking internal/lsp/cmd tests
Reloading metadata on demand fails for some our test packages,
because I don't understand how to construct arguments to commands.

Change-Id: Ib18454a09772e854a612528af898d06ce14133c2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214717
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-14 21:42:16 +00:00
Rebecca Stambler
189207f339 internal/lsp: use URIs instead of FileIdentity in errors
This change modifies the source.Error type to have a URI instead of a
FileIdentity associated with an error.

Change-Id: I8056bdc881dd3ec43af02cca1366815c0bc6dfcd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214586
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-14 19:14:11 +00:00
Rebecca Stambler
3b9e235283 internal/lsp: fix context cancellation
Change-Id: Ib932722b0e66910b8cd23031e756f16099ee82dc
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214581
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-14 01:26:48 +00:00
Rebecca Stambler
5a294e27f3 internal/lsp: allow subdirectories of module roots when checking errors
Previously, we would surface a warning message if a user had a missing
dependency in a subdirectory of their module root. This is not
necessary, so do a better job checking for that case.

Change-Id: Ib6fcdcbf6ac191478b9bb1f5f8a55d154fd30b5a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214420
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-14 00:24:04 +00:00
Rebecca Stambler
533f309ed4 internal/lsp: reload workspace package metadata on demand
This change removes functions from the snapshot that return package IDs.
We prefer PackageHandles, since getting PackageHandles in a granular
fashion is not effective and causes us to spawn many `go list`
processes. By only ever returning PackageHandles, we can batch metadata
reloads for workspace packages. This enables us to add a check to
confirm that the snapshot is in a good state before returning important
data, like reverse dependencies and workspace package handles.

Change-Id: Icffc8d8e0449864f207c15aa211e84cb158c163f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214383
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-13 20:10:07 +00:00
Rebecca Stambler
8a1a3df092 internal/lsp: allow diagnostics to be computed per-file or per-package
This change splits source.Diagnostics into source.FileDiagnostics and
source.PackageDiagnostics. There isn't much difference in functionality,
but this just simplifies the process of getting diagnostics if you only
have a PackageHandle.

Change-Id: I62c0de8778065a4c46cc5672e2834ce5c63fe012
Reviewed-on: https://go-review.googlesource.com/c/tools/+/213644
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-09 21:49:23 +00:00
Rebecca Stambler
675cf513f4 internal/lsp: warn user in case of a multi-file ad-hoc package
This change surfaces a warning to the user if they might be coding in a
multi-file ad-hoc package.

Updates golang/go#36416

Change-Id: Ifaa15a0777ea97e62c1477fb33911636b13e073e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/213458
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-09 20:44:29 +00:00
Rohan Challa
f270e23f6a internal/lsp: add warning diagnostics for unused dependencies in go.mod files
This is the first step to surfacing potential fixes and suggestions to a user's go.mod file. Specifically, it will show a warning if you have a dependency that is not used, or if a dependency is declared as indirect when it should be direct and vice versa.

This CL adds functionality for version of Go that are >= 1.14.

Updates golang/go#31999

Change-Id: Id60fa0ee201dcd843f62e2659dda8e795bd671db
Reviewed-on: https://go-review.googlesource.com/c/tools/+/211937
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-09 20:05:13 +00:00
Rebecca Stambler
7201abb308 internal/lsp: parallelize initial workspace load
The initial workspace load was happening when a view was created, in serial.
It should really just be kicked off in a separate goroutine once we create a
new view. Implementing this change required some other significant changes,
particularly the additional work being done by the WorkspacePackageIDs
method.

Some other changes had to be made while debugging. In particular, the
modification to the circular dependencies test was a consequence of
golang/go#36265.

Change-Id: I97586c9574f6c4106172d7983e4c6fad412e6aa1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212102
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-07 18:15:18 +00:00
Rebecca Stambler
2208e1677e internal/lsp: eliminate source.File type and move GetFile to snapshot
This change eliminates the extra step of calling GetFile on the view and
getting the FileHandle from the snapshot. It also eliminiates the
redundant source.File type. Follow up changes will clean up the file
kind handling, since it still exists on the fileBase type.

Change-Id: I635ab8632821b36e062be5151eaab425a5698f60
Reviewed-on: https://go-review.googlesource.com/c/tools/+/211778
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-19 20:51:25 +00:00
Rohan Challa
4f29fbcc08 go/packages: change import cycle errorkind from UnknownError to ListError
The import cycle not allowed error should be returned as a ListError not
an UnknownError.

Fixes golang/go#35964

Change-Id: Ibc575f92d926ff715c0da67a4fceda05badcc652
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212138
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-12-19 18:10:03 +00:00
Rohan Challa
cec958058c internal/lsp: add error handling for self imports
This change will provide a more useful error when you
are self importing a package. It has TODOs in place to propagate the
"import cycle not allowed" error from go list to the user.

Updates golang/go#33085

Change-Id: Ia868a7c688b0f0a7a9689cfda5ea8cea8ae1faff
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209857
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-06 19:13:54 +00:00
Rebecca Stambler
3393d29bb9 internal/lsp: propagate and handle context cancellation errors
We don't distinguish between genuine errors and context cancellation in
diagnostics, which often results in superfluous logging of these errors.
Avoid spamming the logs with them by checking.

Also, remove the logic for sending undelivered diagnostics. It's a relic
of old bugs and isn't useful.

Change-Id: I7df226539b9b1eb49ab3aae8d7b0a67f59fb3058
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210197
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-05 22:50:56 +00:00
Rebecca Stambler
a51b8faf84 internal/lsp: rename CheckPackageHandle to PackageHandle
Change-Id: I4ea5fed9fcb71b77da4a15c9d85792bda815ddf5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209419
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-12-02 18:29:46 +00:00
Rebecca Stambler
73cd2cc3b5 internal/lsp: don't run analyses on the entire view
Running staticcheck on the entire workspace causes a slowdown, and most
likely users don't want to see staticcheck reports for every
subdirectory of their workspace. Only run staticcheck on open files.

Also, fixed a staticcheck warning that showed up along the way. Filed
golang/go#35718 to remind ourselves to fix all of the staticcheck warnings
that showed up when we ran gopls with staticcheck on x/tools.

Finally, made sure that we don't send empty diagnostics when diagnosing
the snapshot on start-up, as that is not necessary.

Change-Id: Ic51d1abfc80b1b53397057f06a4cfd7e2dc930f9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208098
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-25 22:48:44 +00:00
Rebecca Stambler
f191eec953 internal/lsp: use snapshot to get reverse dependencies
This change modifies the behavior of the GetReverseDependencies function
used for diagnostics. Since we now return diagnostics for the entire
workspace, we don't have to worry if a file is open to show errors in
it. This change requires the addition of a new (*snapshot).PackageHandle
function that gets a CheckPackageHandle for a given package ID. This
function does not cause a re-load of the package metadata, though if we
feel that this is something we need in the future we can add it.

Change-Id: I863bdf284d15f2317d8fae395928a90b9455146b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208102
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-22 02:13:35 +00:00
Rebecca Stambler
004141db30 internal/lsp: delete the source.Diagnostic.File field
Since diagnostics are published with the URI separately, there's no need
for us to keep the FileIdentity around in two places.

Change-Id: I5724b9582e5eee49f66fcf9f08625f14a69e3fc0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208263
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-22 00:05:30 +00:00
Rebecca Stambler
eaeb383209 internal/lsp: use version numbers in diagnostic messages
This change uses the FileIdentity when reporting an error message, so
that the version number can be propagated to through the
publishDiagnostics notification.

Change-Id: I6a2103e304717ca09895008ea40336e3ace3c66d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208260
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-21 20:01:42 +00:00
Rebecca Stambler
35ba81b9fb internal/lsp: reorganize and refactor code
This change cleans up internal/lsp/source/view.go to have a more logical
ordering and deletes the view.CheckPackageHandle function. Now, the only
way to get a CheckPackageHandle is through a snapshot (so all of the
corresponding edits).

Also, renamed fuzzy tests to fuzzymatch. Noticed this weird error when
debugging - I had golang.org/x/tools/internal/lsp/fuzzy in my module
cache and it conflicted with the test version.

Change-Id: Ib87836796a8e76e6b6ed1306c2a93e9a5db91cce
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208099
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-21 02:33:28 +00:00
Heschi Kreinick
8fd459516a internal/lsp: rename Files to CompiledGoFiles
As we improve support for cgo we'll need to reference GoFiles, not just
CompiledGoFiles. "Files" is right out.

I think I got everything that needs renaming but please let me know if
not.

Updates golang/go#35720.

Change-Id: I97a6ebf5b395535de0d5f4f8b3f84b46ca34643f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208101
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-20 22:19:51 +00:00
Rebecca Stambler
e33b02e766 internal/lsp: use versioned URIs in rename and code actions
This change adds support for returning versions along with file URIs, so
that the client can know when to apply changes. The version is not yet
propagated along to the internal/lsp/cache package, so this change will
have no effect (VS Code ignores a version of 0 and still applies the
changes).

A few minor changes made in the rename code (to remove the view
parameter). Some minor staticcheck fixes.

Updates golang/go#35243

Change-Id: Icc26bd9d9e5703c699f555424b94034c97b01d6f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206882
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-13 05:52:40 +00:00
Rebecca Stambler
2077df3685 internal/lsp: remove analyzers from Analyze result
Also, address minor comments that I ignored from Heschi because I am
obnoxious.

Change-Id: I99dcac38578585af2cdd951dd2b9755732ef945f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203281
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-10-25 02:35:17 +00:00
Rebecca Stambler
3d91e92cde internal/lsp: stop caching diagnostics on the package
Now that we are using the memoize package to cache analysis results, we
can use that cache for suggested fixes.

Change-Id: I42905a6fe575f49d38979d53d58ea8ec59210ae0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203278
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-10-24 22:03:59 +00:00
Rebecca Stambler
3057e18543 internal/lsp: move error range computations into cache package
A continuation of CL 202298, only for analysis errors.

Change-Id: I957d52cef31938ef66be73463e92695a5b56869c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202540
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-21 22:12:58 +00:00
Rebecca Stambler
a0af95a55c internal/lsp: return spanForRange function to fix build
This function was removed in CL 202298, but used in CL 200597.
Analysis diagnostics should be converted to the source.Error type in the
analysis runner as a complete fix, but this is fine for now.

Change-Id: Ie5f3f566719073d7df6ab4646f855c9f9ce22ad7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202539
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Dominik Honnef <dominik@honnef.co>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-10-21 19:54:44 +00:00
Dominik Honnef
ce0314c87e go/analysis, internal/lsp: add support for related information
This CL adds support for "related information", which allows
associating additional source positions and messages with a
diagnostic.

Change-Id: Ifc0634f68c9f3724b6508dc6331c62c819a24f78
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200597
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-21 19:00:55 +00:00
Rebecca Stambler
747b8b11d4 internal/lsp: refactor error handling code in type-checking
This change adds a source.Error type which is used to collect the error
information that comes out of the loading, parsing, and type checking
stages. We also add specific sources per-error, rather than having them
all be labeled as "LSP".

This change will enable follow-ups that do a better job of extracting
error ranges.

Change-Id: I3fbb5e42d66aa2c5bb1b2f41d1eadfc45f3a749b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202298
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-21 18:57:46 +00:00