Commit Graph

384 Commits

Author SHA1 Message Date
Robert Findley 5a4eba5af0 internal/lsp/cache: remove support for invalid metadata
Remove support for keeping track of invalid metadata, as discussed in
golang/go#55333.

Fixes golang/go#55333

Change-Id: I7727f43e2cffef610096d20af4898f326c5a8450
Reviewed-on: https://go-review.googlesource.com/c/tools/+/447741
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Alan Donovan <adonovan@google.com>
gopls-CI: kokoro <noreply+kokoro@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
2022-11-18 17:16:01 +00:00
Hana (Hyang-Ah) Kim 32a17c01dd gopls/internal/lsp/mod: fix unaffecting vuln diagnostics msgs
When there is no affecting vulns, we should not add the
warning-level message. This bug made informational diagnostic
messages look like

  "example.com/mod has vulnerabilities used in the code: .
example.com/mod has a vulnerability GO-2022-0493 that is not used
in the code."

Also, add a test case that checks the code with only non-affecting
vulnerability.

Change-Id: I88700a538495bc5c1c1a515bd1f119b2705964a3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/450276
Reviewed-by: Suzy Mueller <suzmue@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
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2022-11-18 15:58:55 +00:00
Robert Findley b0ad6b2e07 gopls/internal/regtest/misc: fix use of the AfterChange API
Fix a broken build due to a change in the AfterChange API.

Change-Id: I9719a4c7721c768e2704655c80cd510386255b3e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/451236
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gopls-CI: kokoro <noreply+kokoro@google.com>
Reviewed-by: Bryan Mills <bcmills@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
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2022-11-16 15:56:32 +00:00
pjw 89856a4c91 gopls/semantic: semantic tokens for type parameters
Fixes confusion in the code for recognizing type paramenters. also, in
f := func() {}; defer f()
the second f is now tagged as a function

Fixes golang/go#56529

Change-Id: Ida37e7fb1caa0bec86376cc24ebfad5c1228a905
Reviewed-on: https://go-review.googlesource.com/c/tools/+/448375
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Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Robert Findley <rfindley@google.com>
2022-11-16 14:49:29 +00:00
Robert Findley 1cb4c17983 gopls/internal/regtest: make AfterChange do the awaiting
The only expected use of the AfterChange helper is in the pattern
env.Await(env.AfterChange(...)). Simplify this pattern by having
AfterChange do the awaiting.

Change-Id: I832d619e8d44daae952f250e7aef69eba4e6715a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/450676
Reviewed-by: Alan Donovan <adonovan@google.com>
Run-TryBot: Robert Findley <rfindley@google.com>
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2022-11-15 16:13:28 +00:00
Robert Findley 0c71b564b9 gopls/internal/lsp: fix diagnostic suppression when folders change
Diagnostic suppression used the view-relative snapshot ID to avoid
publishing stale diagnostics. When the layout of views changes due to a
didChangeWorkspaceFolders notification, this suppression is broken as
snapshot IDs reset to 0. Fix this (hopefully temporarily) by introducing
a globally monotonic snapshot ID.

Fixes golang/go#56731

Change-Id: Ib108b1436e800cf5a45fbba298c9975a2cf1d735
Reviewed-on: https://go-review.googlesource.com/c/tools/+/450275
Reviewed-by: Alan Donovan <adonovan@google.com>
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2022-11-15 00:02:48 +00:00
Robert Findley 8e0240af74 internal/regtest/workspace: permanently skip TestDeleteModule_Interdependent
This test is flaky, likely due to some race in the
experimentalWorkspaceModule logic. Since we're about to delete support
for that experimental feature, simply skip the test to stop the flakes.

Leave the test as an artifact, as it will be deleted as part of the
clean up of experimentalWorkspaceModule. No need to delete it before
then.

Updates golang/go#55331
Fixes golang/go#55923

Change-Id: Ic17485e42e335459df462af00a2088812ecfb5f4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/448116
Reviewed-by: Alan Donovan <adonovan@google.com>
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2022-11-07 14:31:53 +00:00
Robert Findley fe725d9349 gopls/internal/regtest: simplify awaiting diagnostics from a change
When awaiting diagnostics, we should almost always wrap expectations in
a OnceMet(precondition, ...), so that tests do not hang indefinitely if
the diagnostic pass completes and the expectations are still not met.

Before this change, the user must be careful to pass in the correct
precondition (or combination of preconditions), else they may be
susceptible to races.

This change adds an AllOf combinator, and uses it to define a new
DoneDiagnosingChanges expectation that waits for all anticipated
diagnostic passes to complete. This should fix the race in
TestUnknownRevision.

We should apply a similar transformation throughout the regression test
suites. To make this easier, add a shorter AfterChange helper that
implements the common pattern.

Fixes golang/go#55070

Change-Id: Ie0e3c4701fba7b1d10de6b43d776562d198ffac9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/448115
Reviewed-by: Alan Donovan <adonovan@google.com>
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2022-11-07 14:31:48 +00:00
Robert Findley ec044b1a47 gopls: update dependencies following the v0.10.0 release
Update selected dependencies following the v0.10.0 release, excluding
sergi/go-diff and x/vuln.

Gofumpt@v0.4.0 requires go1.18, so link it selectively following the
pattern of staticcheck. While at it, clean up some things related to the
wiring of staticcheck and gofumpt support. Notably, in VS Code error
messages do not support formatting such as newlines or tabs.

Add a test for the conditional Gofumpt support.

For golang/go#56211

Change-Id: Id09fdcc30ad83c0ace11b0dea9a5556a6461d552
Reviewed-on: https://go-review.googlesource.com/c/tools/+/446736
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2022-11-04 16:52:27 +00:00
Robert Findley 42cb7bed6e gopls/internal/lsp: improve the Go version deprecation message
Improve the Go version deprecation message to be a warning at 1.13-15,
and provide better instructions for making it go away. Clarify support
in the gopls README.

Change-Id: I6b08e0bd698f5c085eee7a851a130c53affb8ab5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/445581
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2022-10-27 13:53:43 +00:00
Hana (Hyang-Ah) Kim 121f889bbc gopls/internal/lsp/mod: merge vuln diagnostics to one, and add a hover
When a module contains multiple vulnerabilities, previously gopls published
one diagnostic message for each vulnerability. This change modifies this
behavior to publish only one vuln diagnostic for each module. This will
make the PROBLEMS panel more concise and readable. However, the information
about each vulnerability finding is useful, so we supplement this diagnostics
by sending a hover message in the module require line. An added benefit
of this approach is that, unlike the Diagnostics, VS Code supports rich
text rendering for Hover messages. So we can use markdown to add links and
necessary highlighting.

Before this change, go.mod require hover messages (e.g. go mod why result)
were associated only with the module path part, excluding the version string
part. But for vulnerability information hover message, I think it is better
to be applied to the entire module require line (both module path & version)
because they are information about the specific module/version. Currently
LSP hover returns only one hover, so we cannot use this different range only
to the vulnerability information hover. Thus, one side effect of this change
is that the module info hover message will be also shown to the version
part of each require statement.

Change-Id: Iccacd19fdebadc4768abcad8a218bbae14f9d7e2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/444798
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Reviewed-by: Suzy Mueller <suzmue@golang.org>
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2022-10-25 17:27:10 +00:00
Alan Donovan d212f7d04f gopls/internal/regtest/workspace: fix bugs in test
The test had a missing import of "fmt" that is somehow
ignored by the current analysis implementation (but was
flagged as an error by my pending redesign).

Add the import, and update the go.sum hashes.

Change-Id: I6dd91b2863a7cbd0f16018151c942867bddc92e4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/444795
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2022-10-21 15:44:01 +00:00
Robert Findley 61280309af gopls/internal: support renaming packages with int. test variants
We need to search intermediate test variants to find all imports of a
renamed package, but were missing them because we only considered
"active packages". Fix this by building up the set of renamed packages
based on metadata alone: it is unnecessary and potentially too costly to
request all (typechecked) known packages, when we only need access to
the metadata graph to determine which packages must be renamed.

In doing so, it becomes possible that we produce duplicate edits by
renaming through a test variant. Avoid this by keeping track of import
path changes that we have already processed.

While at it, add a few more checks for package renaming:
 - check for valid identifiers
 - disallow renaming x_test packages
 - disallow renaming to x_test packages

Also refactor package renaming slightly to pass around an edit map. This
fixes a bug where nested import paths were not renamed in the original
renaming package.

Fix some testing bugs that were exercised by new tests.

For golang/go#41567

Change-Id: I18ab442b33a3ee5bf527f078dcaa81d47f0220c7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/443637
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2022-10-20 17:36:38 +00:00
Robert Findley b50d7ba6ee gopls: minor cleanup of standalone package support
Remove an unused err value, and update tests to exercise multiple
standaloneTags.

Change-Id: I88daace99111cba6f8bc74fad8aa0db844cb2654
Reviewed-on: https://go-review.googlesource.com/c/tools/+/442776
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2022-10-19 19:08:58 +00:00
Robert Findley 502b93c33e gopls/internal/lsp: tolerate missing end position in RelatedInformation
Fix the panic reported in #56270, allowing RelatedInformation.End to be
missing.

Fixes golang/go#56270

Change-Id: I5f2dc27cf149c324f39ddbb056862434fe38f730
Reviewed-on: https://go-review.googlesource.com/c/tools/+/443337
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2022-10-19 18:04:39 +00:00
Robert Findley b93a56f289 refactor/satisfy: fix visiting functions in the unsafe package
Unlike other calls of qualified functions, the type of certain functions
in the unsafe package (namely Slice, Add) is not constant, and cannot be
determined by the types.Func being called. Update Finder.expr to
pre-emptively handle calls to functions in the unsafe package, similarly
to how it handles other builtins.

Fixes golang/go#56227

Change-Id: I7af51c1ecacbdf35e39c8e7b8273ffe6f953427f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/443096
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2022-10-17 12:57:23 +00:00
Robert Findley b2533141c6 gopls/internal/lsp/cache: add support for loading standalone main files
Add support in gopls for working on "standalone main files", which are
Go source files that should be treated as standalone packages.
Standalone files are identified by a specific build tag, which may be
configured via the new standaloneTags setting. For example, it is common
to use the directive "//go:build ignore" to colocate standalone files
with other package files.

Specifically,
- add a new loadScope interface for use in snapshot.load, to add a bit
  of type safety
- add a new standaloneTags setting to allow configuring the set of build
  constraints that define standalone main files
- add an isStandaloneFile function that detects standalone files based
  on build constraints
- implement the loading of standalone files, by querying go/packages for
  the standalone file path
- rewrite getOrLoadIDsForURI, which had inconsistent behavior with
  respect to error handling and the experimentalUseInvalidMetadata
  setting
- update the WorkspaceSymbols handler to properly format
  command-line-arguments packages
- add regression tests for LSP behavior with standalone files, and for
  dynamic configuration of standalone files

Fixes golang/go#49657

Change-Id: I7b79257a984a87b67e476c32dec3c122f9bbc636
Reviewed-on: https://go-review.googlesource.com/c/tools/+/441877
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2022-10-13 15:07:40 +00:00
Suzy Mueller d3752388a2 gopls: dedup upgrade code actions for vulncheck
Make sure we aren't sending multiple code actions
that do the same thing. This also adds a upgrade
to latest code action.

Change-Id: Ic9cecd0a9410648673d4afe63da5a940960a4afc
Reviewed-on: https://go-review.googlesource.com/c/tools/+/436776
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2022-10-12 18:24:48 +00:00
Hana (Hyang-Ah) Kim 19a5504ffc gopls/internal/lsp: use the golang.org/x/vuln/exp/govulncheck
Change-Id: Ifac1c9398a7d0923fa84c175ce8eea40e41a93f6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/435362
Reviewed-by: Suzy Mueller <suzmue@golang.org>
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2022-10-11 21:42:28 +00:00
Robert Findley 906c733cc2 gopls/internal/lsp/source: find references in test packages
When finding references or implementations, we must include objects
defined in intermediate test variants. However, as we have seen we
should be careful to avoid accidentally type-checking intermediate test
variants in ParseFull, which is not their workspace parse mode.
Therefore eliminate the problematic TypecheckAll type-check mode in
favor of special handling in this one case where it is necessary.

Along the way:
 - Simplify the mapping of protocol position->offset. This should not
   require getting a package, or even parsing a file. For isolation,
   just use the NewColumnMapper constructor, even though it may
   technically result in building a token.File multiple times.
 - Update package renaming logic to use TypecheckWorkspace, since we
   only need to rename within the workspace.
 - Add regtest support for Implementations requests.

Fixes golang/go#43144

Change-Id: I41f684ad766f5af805abbd7c5ee0a010ff9b9b8c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/438755
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2022-10-11 14:54:39 +00:00
Suzy Mueller fa6bd3b49c gopls: include informational vulnerability diagnostics
Unaffecting vulnerabilities that appear should be shown as
informational diagnostics. These do not have current version.

Change-Id: I5dc8d111fd9de8388195627c8f050a2660426abb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/441875
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2022-10-10 16:14:14 +00:00
Robert Findley 89b4335324 gopls/internal/lsp: merge notifications about deprecated settings
VS Code suppresses notifications if we send too many, but we don't want
users to miss warnings about deprecated settings. Merge them all into a
single message body.

Also fix a race in a test that added in the preceding CL: the old go
warnings may race with the initial workspace load.

For golang/vscode-go#2487

Change-Id: I69d61a17e0e6e888fa04fa1edce864e28a8d650e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/440180
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2022-10-10 13:27:02 +00:00
Robert Findley 20c1ee70e4 gopls/internal/lsp: warn about Go versions that are too old
Add a showMessage notification when the Go version in PATH is too old.

Also delete the unused View.Rebuild method.

Updates golang/go#50825

Change-Id: I279a04f021a0f8ddb09fcfe299fbab8d10e8c022
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2022-10-07 17:55:15 +00:00
Hana (Hyang-Ah) Kim c68255586f gopls/internal/regtest/misc: delete testdata
Change-Id: I45b2b80a81e8604765944e1d91c3e9f392b3e899
Reviewed-on: https://go-review.googlesource.com/c/tools/+/439716
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2022-10-06 18:44:06 +00:00
Hana (Hyang-Ah) Kim 15525299ae gopls/internal/regtest/misc: use vulntest for vuln_test
Make the test run only with go1.18+.

Change-Id: I8a2645929070bc1a63401ee942de1e88b5c083fa
Reviewed-on: https://go-review.googlesource.com/c/tools/+/439275
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2022-10-06 17:35:09 +00:00
Hana (Hyang-Ah) Kim 2f57270232 gopls: update golang.org/x/vuln
This is to pick up the fix for the file-scheme url handling bug

cd gopls
GOPROXY=direct go get golang.org/x/vuln@2aa0553d353b
go mod tidy -compat=1.16

Also updates the tests to use span.URIFromPath to generate
correct test database file uris.

Change-Id: I6de296cd21f3b98d72700ea57d1aa867658e7ac3
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2022-10-05 23:17:13 +00:00
Suzy Mueller 33c2dbf380 gopls/internal/lsp: remove extra newlines in vulncheck diagnostics
Diagnostics are populated with vuln details that are already
formatted with newlines to limit line length. The client UI has
its own wrapping logic, so we can remove this to allow the client
to do its own formatting.

Change-Id: Ida0ce71886add995fad7815e6a302d4b44de65e8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/436775
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2022-10-05 18:20:14 +00:00
Dylan Le 40dabfa858 gopls/internal/lsp: add support for package renaming
Users can now rename packages by performing a rename on the package name in package declarations. The editor will prompt user with a dialogue text field to change the package name. This rename feature then do the following:
- Rename all the external imports of the renaming package. In case there is renaming conflicts within a file, the feature repeatedly try fresh names constructed by appending new package name with number of try times so far until succeed.
- Rename all the internal references to the renaming package from its files.
- Rename the directory of the renamed package and update the imports' paths of any packages nested under the renamed directory.
- Rename the test package with the new package name and suffix "_test" with the current test package name ends with "_test", or just the new package name otherwise.

The regression tests accounts for these edge cases:
- Only rename other known packages if the module path is same for both the renaming package and the other known packages.
- Prevent renaming main package.
- Test if the renaming package name is different from its path base.

Todo:
- Add a test for the case when the renaming package's path contains "internal" as a segment.
- Allow edit to the whole package path not just only the last segment of the package path
- Reject renaming if the renamed subpackages don't belong to the same module with the renaming package
- Check the go.mod files in the workspace to see if any replace directives need to be fixed if the renaming affects the locations of any go.mod files

Change-Id: I4ccb700df5a142c3fc1c06f3e5835f0f23da1ec5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/420958
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2022-10-04 16:03:06 +00:00
Suzy Mueller ed98f10ce9 gopls: prefix vulncheck diagnostic message with title
To help indicate that the diagnostic is for an error in a dependency,
not in the user's code prefix the diagnostic with
"[module] has a known vulnerability:"

Change-Id: Ib48f2e2cb2620fc6d56c4b0fd5d125cb4789283c
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2022-09-30 17:40:30 +00:00
Suzy Mueller 27641fbc7c gopls: suggest upgrading to fixed version for vulncheck diagnostics
If there is a fixed version of the module with a vulnerability,
provide a code action to upgrade to that version.

Change-Id: I2e0d72e7a86dc097f139d60893c204d1ec55dad1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/436216
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2022-09-29 18:03:40 +00:00
Suzy Mueller a4274a8a0e gopls: add diagnostics for non-stdlib vulnerabilities
Show the vulnerabilities found by the runvulncheck codelens in the
go.mod file using diagnostics. This uses a similar strategy to
upgrade codelenses to store the vulnerabilities in the view so the
diagnostics can be calculated at a later time.

Change-Id: Ie9744712d9a7f8d78cbe3b54aa4cd3a380a304bc
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2022-09-28 19:25:30 +00:00
Robert Findley bddb3720ba gopls: deprecate three experimental features
Deprecate the following features, which never made it out of
experimental:
- experimentalWorkspaceModule (golang/go#52897)
- experimentalWatchedFileDelay (golang/go#55268)
- experimentalUseInvalidMetadata (golang/go#54180)

See the associated issues for rationale behind the deprecations.

With this change, any users configuring these settings will get a
ShowMessageRequest warning them of the deprecation.

Fixes golang/go#52897
Fixes golang/go#55268
Fixes golang/go#54180

Change-Id: I49f178e68793df4e4f9edb63e9b03cad127c5f51
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2022-09-28 16:54:30 +00:00
Robert Findley 10e9d3cefa gopls/internal/lsp: tolerate new 'imported and not used' error message
Tolerate the new form of the "... imported but not used" error message,
to allow landing this change in go/types.

Along the way, improve the test output when comparing diagnostics, and
formatting results.

For golang/go#54845

Change-Id: I998d539f82e0f70c85bdb4c40858be5e01dd08b6
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2022-09-27 19:33:44 +00:00
Robert Findley eb45e986a7 gopls/internal/regtest: fix regtest failures from "undefined" errors
Following-up on CL 434636, also update gopls regtests to handle the new
"undefined: ..." errors replacing "undeclared name: ..." errors in
go/types.

Change-Id: I53a05623b63851e8165ab3685aff2cdf494fa5b6
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2022-09-26 22:21:12 +00:00
Suzy Mueller 2f04713366 gopls: fix out of bounds bug in extract
There was a bug where the code would try to access an out of bounds
index when trimming extra space and comments in extract. This change
also adds a regtest for extract.

Fixes golang/go#55271

Change-Id: I7da716a6a68a9678011abf15def47acdea0b33fe
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2022-09-21 16:48:39 +00:00
Robert Findley ec743893cd gopls/internal/lsp/source: make "chatty" diagnostics the default
This CL changes the default behavior of gopls to always publish
diagnostics for new file versions. In practice, this avoids stale
diagnostics in multiple LSP clients (golang/go#54983 has more details).

After this change, TestDownloadDeps was failing because it asserted on
the non-existence of published diagnostics. Update the test to treat an
empty diagnostic set the same as an unreceived diagnostic set.

Fixes golang/go#54983

Change-Id: I41ed2f859b748e14585e7feb53702d3f38dcd599
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2022-09-12 18:14:22 +00:00
Suzy Mueller 7e129ca5ef gopls: add codelens to reset upgrade diagnostics
This clears the diagnostics that were added by the `Check for
upgrades` codelens for the given go.mod file. The diagnostic
source for the diagnostics from `Check for upgrades` is now
modCheckUpgradesSource instead of modSource in order to allow
us to easily clear these diagnostics.

Fixes golang/go#54065

Change-Id: I7c0824ce1fdfcf2a73ec83342501ceed82fc519f
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2022-09-12 15:41:56 +00:00
Robert Findley eeaf4eb24c internal/lsp/fake: add rename file support for testing
This CL implements the fake.Editor.RenameFile method, which mimic's the
behavior of VS Code when renaming files. Specifically:
- open buffers affected by the renaming are closed, and then reopened
  with new URIs
- files are moved on disk
- didChangeWatchedFile notifications are sent

Along the way, add missing comments and fix one place where the editor
mutex was held while sending notifications (in Editor.CreateBuffer).
Generally, the editor should not hold any mutex while making a remote
call.

For golang/go#41567

Change-Id: I2abfa846e923de566a21c096502a68f125e7e671
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2022-09-09 15:30:36 +00:00
Robert Findley b15dac2b88 gopls: migrate internal/lsp to gopls/internal/lsp
This CL was created using the following commands:

    ./gopls/internal/migrate.sh
    git add .
    git codereview gofmt

For golang/go#54509

Change-Id: Iceeec602748a5e6f609c3ceda8d19157e5c94009
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2022-09-07 16:44:44 +00:00
Hana (Hyang-Ah) Kim eb8352e307 gopls/internal/govulncheck: sync x/vuln@62b0186
VulnDB OSV schema was changed recently
  https://go-review.googlesource.com/c/vulndb/+/424895
to fix the misinterpretation of 'affected.package.name',
and the database entries were repopulated with the new schema.
We need to update the client library to pick up the change.
We also need to update the fake vulndb entries used in tests.

gopls/regtest/misc/testdata/vulndb was copied from
  golang.org/x/vuln/cmd/govulncheck/testdata/vulndb @ 62b0186
(the version updated in cl/424895)

Also reverse golang.org/cl/425183 which includes the position
information in the SummarizeCallStack result. Like in govulncheck -v,
the position info is already available in the callstack, thus
this is unnecessary for us. Since x/vuln is currently frozen
until the preview release, revert it from gopls/internal/vulncheck.

Ran go mod tidy -compat=1.16; otherwise, the transitive dependency
on github.com/client9/misspell from golang.org/x/vuln breaks go1.16
build.

Updated copy.sh script to copy x/vuln/internal/semver package
(golang/go#54401) and add the build tags back to all go files.
Gopls's builder builds&tests packages with old go versions,
so we still need go1.18 build tag.

Fixes golang/go#54818

Change-Id: I37770d698082378656a7988d3412a4ca2196ca7b
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2022-09-02 15:10:33 +00:00
Robert Findley 655abda1c0 gopls/internal/regtest: TestEditGoDirectiveWorkspace should fail eagerly
TestEditGoDirectiveWorkspace did an unconditional wait on expected
diagnostics. Turn this into OnceMet conditions that fail as soon as the
relevant diagnostic pass is complete.

Fixes golang/go#54825

Change-Id: I2654682108561dd60546a589ebd1c6aa2ebaff1f
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2022-09-02 14:20:31 +00:00
Robert Griesemer 33c1ddd5a8 tools/gopls/internal/regtest/diagnostics: handle new error message
Pending CL 426477 changes go/types error messages containing the phrase:

	type parameters require

to:

	type parameter requires

Adjust diagnostics test accordingly (note that regular expressions are
currently not supported).

For golang/go#54511.

Change-Id: I561cb940a41cb6cc949c44e0d4b8f009336a46cd
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2022-09-02 00:49:50 +00:00
Robert Findley 4ccc73cbb5 internal/lsp/tests: simplify comparison of markdown at go1.18
In several places throughout the x/tools codebase, the internal/lsp/diff
package is used to provide clearer test output when comparing large,
multi-line strings. In some places, this is implemented via the
tests.Diff helper function, but in others it is not (presumably due to
import cycles).

Factor out this pattern into a diff.Pretty function, and add commentary.
Also remove the *testing.T argument, as diffs should never fail; opt to
panic instead. Also add a test.

Using this function, simplify the logic to comparing our 1.18 markdown
output with 1.19 golden content, by normalizing differences between the
two.

This is necessary as markdown content will change as a result of moving
internal/lsp to gopls/internal/lsp.

For golang/go#54509

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2022-08-31 21:08:24 +00:00
Alan Donovan 41c3a9b12b internal/lsp/analysis/fillreturns: be defensive w.r.t. type errors
In the presence of type errors, TypeOf may return nil, and this appears
to have contributed to a crash in the fillreturns analysis. I haven't
been able to find or deduce a test case, but this change makes the logic
more defensive.

Also remove a stale pre-go1.17 test that used to trigger a panic
(the one fixed here? unclear) to assert that panics were recoverable.

Updates golang/go#54655

Change-Id: Ic9ca9a307eede50a2d4db6424822a155dd43e635
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2022-08-31 14:39:29 +00:00
Suzy Mueller 7f2330708b internal/lsp: limit diagnostics for upgrades to codelens go.mod file
The Check for upgrades codelens was only looking for upgrades for
the current module, but was applying diagnostics to all go.mod
files in the workspace. This change makes sure to only apply the
diagnostics in the same selected go.mod.

Fixes golang/go#54556

Change-Id: I1eacbc8af2e9dcfe1e1a67516f047bcb94099872
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2022-08-26 17:39:52 +00:00
Robert Findley e55fb40e67 internal/lsp/cache: clear shouldLoad IDs on load
CL 417576 externalized shouldLoad tracking into a map, which was used to
trigger a reload and cleared once reload completes. Unfortunately, it
overlooked the fact that we may also reload the entire workspace (via
reinitialization). In this case, we should clear newly loaded IDs from
the shouldLoad map, so that they are not subsequently loaded again.

Fixes golang/go#54473

Change-Id: I26f49552cae502644142dc4a4e946294db37f6f7
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2022-08-16 15:07:15 +00:00
Robert Findley 938e162bcf gopls/internal/regtest: unskip TestDeleteModule_Interdependent
Reloading has been significantly refactored recently. Unskip this test
to see if it flakes:
 - If it does not flake, that is a useful signal.
 - If it does flake, that is also a useful signal.

Notably, following CL 419500 we allow network when reloading the
workspace, and so do not need to apply quick-fixes in order to download
the new module from the proxy.

For golang/go#46375
For golang/go#53878

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2022-08-15 20:02:31 +00:00
Rob Findley e8507bed92 gopls/internal/regtest/bench: replace -gopls_version with -gopls_commit
The go command can't always resolve arbitrary commits as versions, and
some commits have an x/tools replace directive that must be honored, so
use 'git clone' with an arbitrary commit ref, instead of 'go install'
with a Go module version, to install gopls.

Also rename BenchmarkIWL to BenchmarkInitialWorkspaceLoad.

For golang/go#53538

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2022-08-15 19:50:52 +00:00
Robert Findley 8c830569a8 gopls/internal/regtest: unskip TestSumUpdateFixesDiagnostics
Metadata reloading has been significantly refactored recently. Unskip
this test to see if it still flakes.

For golang/go#51352
For golang/go#53878

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2022-08-15 18:38:24 +00:00
Robert Findley 5a26068387 internal/lsp/source: remove utm_source from pkgsite links
This query parameter is not needed.

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2022-08-15 16:22:50 +00:00