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Commit Graph

230 Commits

Author SHA1 Message Date
Paul Jolly
ca5866bcf9 internal/lsp: add config option for SymbolMatch
In preparation for later changes to the workspace Symbol method, we add
a separate configuration option keyed by "symbolMatcher" that specifies
the type of matcher to use for workspace symbol requests. We also define
a new type SymbolMatcher, the type of this new option. We require
SymbolMatcher to be a separate type from Matcher because a later CL adds
a type of symbol matcher that does not make sense in the context of
other uses of Matcher, e.g. completion.

Change-Id: Icde7d270b9efb64444f35675a8d0b48ad3b8b3dd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228122
Reviewed-by: Robert Findley <rfindley@google.com>
2020-05-11 19:58:58 +00:00
Paul Jolly
e48fac377d internal/lsp: change workspace symbols to use session config for matcher
WorkspaceSymbols matches symbols across views using the given query,
according to the matcher Matcher.

The workspace symbol method is defined in the spec as follows:

 > The workspace symbol request is sent from the client to the server to
 > list project-wide symbols matching the query string.

It is unclear what "project-wide" means here, but given the parameters
of workspace/symbol do not include any workspace identifier, then it has
to be assumed that "project-wide" means "across all workspaces".  Hence
why WorkspaceSymbols receives the views []View.

However, it then becomes unclear what it would mean to call
WorkspaceSymbols with a different configured Matcher per View.

Therefore we assume that Session level configuration will define the
Matcher to be used for the WorkspaceSymbols method.

As part of this change we also tidy up lsp_test.go and source_test.go to
remove some repetition.

Change-Id: I444f9a78303ac9d2c8d8ac6496603b5758e4aafd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/228763
Run-TryBot: Paul Jolly <paul@myitcv.org.uk>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-05-11 19:21:19 +00:00
pjw
ed308ab3e7 internal/lsp: avoid showing no-GOPATH-nor-module message so much
If the user's workspace is neither in GOPATH nor a module, and there
are errors in their code, send a message (with ShowMessage) only on
the first load, or when the configuration changes. The previous
behavior sent the message more frequently.

There is a regtest, and two new Expectations for when the fake
editor sees (or does not see) a ShowMessage notification.

Fixes golang/go#37279

Change-Id: I076bd95105359b9310dcf97019e3559159271356
Reviewed-on: https://go-review.googlesource.com/c/tools/+/230897
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-05-02 20:28:11 +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
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
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
Rohan Challa
31583a0dbb internal/lsp/tests: remove ellipses from test names
This change makes working with tests easier by trimming the folder name
up to "testdata". This will remove any ellipses from the test folder name.

Fixes golang/go#38103

Change-Id: I33b931e527de63713b8fc370c50b1c382796b2b8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/226377
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-30 17:55:17 +00:00
Rohan Challa
e4e22f76d0 internal/lsp: support when hierarchicalDocumentSymbolSupport is false
This change adds support when hierarchicalDocumentSymbolSupport is false, this can happen with editors who have not supported textDocument/DocumentSymbol. As a result, these older lsp clients need to recieve []protocol.SymbolInformation rather than []protocol.DocumentSymbol. This change required some changes to internal/lsp/cmd to handle not knowing which type it is receiving, this required manual parsing inside of cmd/symbols.go.

Fixes golang/go#34893

Change-Id: I944ae24302f155b561047227f65bee34b160def1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221823
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-06 18:17:37 +00:00
Rohan Challa
a0897bacdd internal/lsp/cmd: improve flexibility of suggested fixes
This change adds support for passing a span to cmd/suggested_fix.go, originally it would just take the filename and apply all the fixes for that file. Now, it can also take just a span within that file and only apply the fixes relevant to that span.

The //@suggestedfix marker now contains an extra parameter to specify which type of codeaction is expected.

Change-Id: I4e94b8dad719f990dc2d0ef3c50816f70f59f737
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222137
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-06 14:31:35 +00:00
Ian Cottrell
4183ba16a9 internal/lsp: move the debug.Instance onto the Context
This allows us to register a telemetry exporter that works with mulitple active
debug instances.
It also means we don't have to store the debug information in our other objects.

Change-Id: I9a9d5b0407c3352b6eaff80fb2c434ca33f4e397
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221558
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-03 22:54:53 +00:00
Rohan Challa
c4f5635f10 internal/lsp: add an upgrade all dependencies codelens
This change adds an upgrade all dependencies codelens on the go.mod file if there are available upgrades.

Updates golang/go#36501

Change-Id: I86c1ae7e7a6dc01b7f5cd7eb18e5a11d96a3acc1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221108
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-02 21:30:18 +00:00
Rob Findley
e02f5847d1 internal/lsp/debug: move all debug state onto the Instance
For testability, and to support the exchange of debug information across
Forwarder and server, it is helpful to encapsulate all debug information
on the instance object.

This CL moves all state in the debug package into a new 'State' type,
that is added as a field on the debug.Instance. While doing so, common
functionality for object collections is factored out into the objset
helper type.

Also add two new debug object types: Client and Server. These aren't yet
used, but will be in a later CL (and frankly it was easier to leave them
in this CL than to more carefully rewrite history...).

Updates golang/go#34111

Change-Id: Ib809cd14cb957b41a9bcbd94a991f804531a76ea
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220078
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-24 22:50:47 +00:00
Heschi Kreinick
33153249e7 internal/lsp: limit diagnostics concurrency
Diagnostics runs cannot be canceled until they finish a package. If a
user has a very expensive package, we may stack up diagnostics runs to
the point where the machine runs out of memory. We see hints of this in
various issues.

To avoid that, only allow one diagnostics run at a time. We can change
the limit later if we want.

Updates golang/go#37223.

Change-Id: Icd0eec4da936153306cf0a1f7175ae2b4b265272
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219958
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-19 18:35:52 +00:00
Heschi Kreinick
f7b8cc7bd0 internal/span,lsp: disambiguate URIs, DocumentURIs, and paths
Create a real type for protocol.DocumentURIs. Remove span.NewURI in
favor of path/URI-specific constructors. Remove span.Parse's ability to
parse URI-based spans, which appears to be totally unused.

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

Updates golang/go#33699.

Change-Id: Ic7347c9768e38002b4ad9c84471329d0af7d2e05
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219482
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-14 22:51:03 +00:00
Rohan Challa
98b3097d01 internal/lsp: add codelens for go.mod dependency upgrades
This change adds a code lens for go.mod files that will let a user know if a module can be upgraded, once it is clicked gopls will run a command to update that module.

Updates golang/go#36501

Change-Id: Id22b8097ede4972cf73bc029ec927544a71b7150
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218557
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-14 14:15:08 +00:00
Daisuke Suzuki
885dec1b2d internal/lsp/source: make matchers selectable in WorkspaceSymbols
This change allows to use fuzzy or case-sensitive matchers in addition
to case-insensitive when searching for symbols.
Matcher is specified by UserOptions.Matcher just like Completion.

Updates golang/go#33844

Change-Id: I4000fb7984c75f0f41c38d740dbe164398032312
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218737
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-02-13 22:46:20 +00:00
Peter Weinberger
e3acd584e2 internal/lsp: two trivial cleanups from CL 219077
Change-Id: Ia55bfc4d8283589a7a70e2b7b2ed3265ead18d62
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219378
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-02-13 21:22:11 +00:00
Peter Weinberger
63d1300efe internal/lsp: change return type of PrepareRename to *Range
PrepareRename used to return interface{}, but now returns the more
precise result *Range.

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

Change-Id: If575cb166f26962d24261e79f9d958006011402e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219077
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-13 20:00:52 +00:00
Rohan Challa
0abbfa5d31 internal/lsp: turn tempModfile flag on by default
This change turns the tempModfile flag on by default in the master branch.

Change-Id: If96369aee4e970421a80d5ff89385a38c7ccf0b2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/219225
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-13 15:33:58 +00:00
Rebecca Stambler
b753a1ba74 internal/lsp: build overlays through the snapshot
This is the first in a series of changes to move overlay handling to the
snapshot instead of the session. We may not be able to fully get away
from managing overlays on the session, but we should be able to only use
overlays when they are known to the snapshot.

Change-Id: I88b125117cd2cfbd0ff9ef16a944a34297c81b10
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218324
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-07 18:37:49 +00:00
Rohan Challa
6fdc5776f4 internal/lsp: add quickfixes for missing dependencies in go.mod
This change adds quick fixes for diagnostics in .go files, specifically for diagnostics that deal with imported packages that are not declared in the go.mod file. These quick fixes will automatically add the dependency in the go.mod file and format the file if there are any issues.

Updates golang/go#31999

Change-Id: Iab151ce96194fae4b1995859aec416c5473da6e3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215898
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-07 00:16:14 +00:00
emahiro
f8c9a4c3ab internal/lsp: export DiffSymbols to avoid duplication
Change-Id: I9002d19067011e0fcff22782eebc593a124594c3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218137
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
2020-02-06 20:09:13 +00:00
Rebecca Stambler
222e5d4b1b internal/lsp: don't return references for builtins
https://github.com/fatih/vim-go/issues/2701 contains a report of a panic
when finding references on a builtin. Avoid this by simply not returning
any references.

Change-Id: I195fcb4502634201888f0c65022c9d16169cc1f3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/218317
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-02-06 19:49:06 +00:00
Rebecca Stambler
6224300ba8 internal/lsp: remove unnecessary source.SignatureInformation type
We should just use the protocol.SignatureInformation type, as it's
essentially the same thing. Refactor tests a bit to make use of the
shared type.

Change-Id: I169949f6e23757ce0a6f54de36560c4c8e0479ad
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217731
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-02-06 19:05:38 +00:00
Rohan Challa
64a0f23fc3 go/packages/packagestest: do not overwrite existing go.mod file
This change adds support for testing go.mod files within packagestest. Primarily, if there are markers in the go.mod file, this will copy the contents to a temporary file, build the modcache, then set the contents back.

Updates golang/go#36091

Change-Id: Icb707906eb7fc9e4a06fe043f94f34d9223d84c9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216839
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-06 15:23:23 +00:00
Rohan Challa
2529d2857a internal/lsp/tests: standardize testdata folder format
This change standardizes the folder structure for testdata that are used for testing the lsp. In particular, it uses the following format:
- dir
  - primarymod
    - .go files
    - packages
    - go.mod (optional)
  - modules
    - repoa
      - mod1
        - .go files
        -  packages
        - go.mod (optional)

As we can see, any folder inside of testdata should be of this format, where the primary test files with the markers are all located inside the primarymod folder. The modules folder is used to hold any potential dependencies that are used for testing.

A consequence of this change is that we can have one directory separated by folders, where each folder is it's own module, this allows us to use internal/lsp/tests with go.mod files. Now, tests.Load() will return an array of Data objects, where each object corresponds to one of the directories structured above.

Updates golang/go#36091

Change-Id: I437cc2a2a9fc1bac93779845737aa74383fbf9c3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217541
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-06 14:14:23 +00:00
Daisuke Suzuki
6e8b36d2c7 internal/lsp: add support for workspace symbol
This change adds support for the LSP workspace/symbol. Unlike
documentSymbol, the target is symbols that exist not only in a specific
file, but also in the current or imported packages. It returns symbols
whose name contains the query string of the request(case-insensitive),
or all symbols if the query string is empty.

However, the following is not implemented:
- Setting of deprecated and containerName fields in SymbolInformation
- Consideration of WorkspaceClientCapabilities
- Progress support
- CLI support

Updates golang/go#33844

Change-Id: Id2a8d3c468084b9d44228cc6ed2ad37c4b52c405
Reviewed-on: https://go-review.googlesource.com/c/tools/+/213317
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
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2020-02-05 19:03:17 +00:00
Rohan Challa
9e60d4e5b9 internal/lsp: continue diagnostics if diagnosing go.mod fails
This change ensures that diagnostics for .go files get calculated and published regardless of whether or not the go.mod file diagnostics fail. This change also updates lsp_test.SuggestedFix to make use of the snapshot.Diagnose function vs the source.FileDiagnostics.

Change-Id: I54c35106b1701b54cca9a413edfb253f3c4c5ab7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217839
Run-TryBot: Rohan Challa <rohan@golang.org>
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Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-02-05 19:02:14 +00:00
Rohan Challa
33212cd6a0 internal/lsp: aggregate diagnostics before publishing them
This change aggregates all the diagnostics before publishing them to the client. This also updates the lsp_test to use lsp.Diagnose vs source.FileDiagnostics, unless lsp.Diagnose doesn't return any results.

Change-Id: I39959b50af3f65fce5d8e15fb138ccc019ce8073
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217338
Run-TryBot: Rohan Challa <rohan@golang.org>
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2020-02-03 19:35:11 +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>
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2020-02-03 17:57:15 +00:00
Heschi Kreinick
b4207ef493 internal/lsp: use span.URI constructor everywhere
We should never be converting to a URI directly, in case it's encoded or
needs Windows-specific fixes.

Change-Id: I8af272f878e2e4faf428bd7b74b7cba4f65093a3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217086
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
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2020-01-31 00:08:51 +00:00
Rohan Challa
dd312ab63b internal/lsp: surface missing dependencies for imports not in go.mod
This change sets up the infrastructure to surface the dependencies that are missing in a go.mod file. In a follow up CL, we will use these to add diagnostics to the imports of .go files telling the user to add the dependency to their go.mod file.

Updates golang/go#31999

Change-Id: I697df0d7c6eabfdc2f0c75cb36aa35794647fd13
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214700
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rohan Challa <rohan@golang.org>
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2020-01-27 22:30:17 +00:00
Rebecca Stambler
ab094738a9 internal/lsp: fix active parameter for incomplete parentheses
I had originally thought I might be able to use exprAtPos for this,
which is why I ended up eliminating that function when I saw it only had
one use.

One test also had to change in order to fit better with the spec.
Specifically: "If [the active parameter is] omitted or the value
lies outside the range of `signatures[activeSignature].parameters`
it defaults to 0 if the active signature has parameters."

Fixes golang/go#36766.

Change-Id: I400d5b2db2985bfaa5efbcd91225151ca8b5f46a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216309
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
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Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-27 19:24:44 +00:00
Rebecca Stambler
24841a4f5f internal/lsp: eliminate redundant view.ModFile function
view.ModFiles used to not return the real mod file, even if one existed.
Now, we construct view.moduleInformation even if -modfile isn't
supported.

Change-Id: I03faf2ea521c2f404d4e1ba47f71ae48f3cb08d9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216138
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rohan Challa <rohan@golang.org>
2020-01-23 22:07:07 +00:00
Rebecca Stambler
219d3418f5 internal/lsp: batch file changes in didChangeWatchedFiles
Remove the special handling for go.mod file saves. This was only really
added to be extra careful, but our cancellation logic should cope with
this.

Fixes golang/go#31553

Change-Id: I0a69bcdeaf6369697e79aba4689a7b714484ccc2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215908
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2020-01-23 20:51:52 +00:00
Rebecca Stambler
e54d0edf47 internal/lsp: support batched on-disk changes in source.DidModifyFiles
We don't yet propagate these batched changes in text_synchronization.go,
but this is the next step in moving towards a batched approach.

Updates golang/go#31553

Change-Id: Id6496af9d5422cc50ccb995f81c71ec1886f965a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215907
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2020-01-23 20:28:28 +00:00
Rohan Challa
0043dadf92 internal/lsp: use x/mod to get edits for go.mod quick fixes
This change uses the wonderful functions from x/mod to get the proper edits for the quick fixes on a go.mod diagnostic. It also creates a goModData structure to hold the data thats gets passed into the various parse functions, this will help reduce the large function prototypes that can occur when we decompose the logic. It also refactors the Modfiles() function to return span.URIs vs FileHandles.

Change-Id: Ifa0896442650f2ddbd8fe98d8f231a9e94c3d042
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215097
Run-TryBot: Rohan Challa <rohan@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
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2020-01-23 20:18:34 +00:00
Rebecca Stambler
ba161d9e22 internal/lsp: add tests for references includeDeclaration setting
Make sure to test both modes, as this is the second time we've
accidentally broken this.

Fixes golang/go#36598.

Change-Id: I3993af3d106b18c76c44ada558b2c6cd9cbfcf17
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215777
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Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-23 01:39:50 +00:00
Rob Findley
78d067421b internal/lsp: remove the Context argument from NewSession
The passed-in Context is not used, and creates the illusion of a startup
dependency problem: existing code is careful to pass in the context
containing the correct Client instance.

This allows passing in a source.Session, rather than a source.Cache,
into lsp server constructors.

Updates golang/go#34111

Change-Id: I081ad6fa800b846b63e04d7164577e3a32966704
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215740
Run-TryBot: Robert Findley <rfindley@google.com>
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Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-01-21 23:07:03 +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
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2020-01-15 23:07:48 +00:00
Rebecca Stambler
97cd989a76 internal/lsp: remove boolean for publishEmpty in diagnostics
This parameter was added to avoid sending a slew of empty diagnostics
for the initial workspace load. It's actually not needed anymore, as we
can just detect if we have previously sent diagnostics for the given
file, and if not we shouldn't send an empty diagnostic. This is true for
all cases, not just the initial workspace load.

Change-Id: I34a323bc0c0df79edd39630cd25577238b256266
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214287
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Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-15 22:25:09 +00:00
Rohan Challa
de0b176007 internal/lsp: show dependency quick fixes for go.mod diagnostics
This change adds quickfixes for unused dependencies and dependencies that should not be marked as indirect. It also updates the positions for the diagnostics to make more sense relative to the warning message. There is a testing harness now for suggested fixes.

Updates golang/go#31999

Change-Id: I0db3382bf892fcc2d9ab3b633020d9167a0ad09b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/213917
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Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-15 16:51:05 +00:00
Rebecca Stambler
4a54ec1d38 internal/lsp: remove view.FindPosInPackage and view.FindMapperInPackage
There is no reason for these functions to live on the view. They make
more sense as unexported functions in internal/lsp/source.

Initially, I had to propagate contexts through a lot of functions in
internal/lsp/source, but instead I removed the unused contexts forom
snapshot.GetFile.

Change-Id: I8323419d0356feb2010091fe8d3ed35e511f801a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214384
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
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2020-01-13 18:51:11 +00:00
Rebecca Stambler
a7a6caa82a internal/lsp: initialize the view on creation
This change moves the initialization of the view into the view's
creation, instead of forcing the tests to call WorkspacePackageIDs to
initialize.

Change-Id: Iccea820ec268b1851d58821481d92c7a3d4772c3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214279
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
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Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-01-10 21:31:25 +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
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
Rebecca Stambler
ca0407e66b internal/lsp: return snapshots from text modifications
Eliminate the file watcher, since it led to a lot of confusion and
difficulty reasoning about the flow of a file action. This change splits
a file invalidation into the two logical steps - 1) things that affect
the overlay, and 2) things that affect the view. It is based on top of
CL 211757, so the diffs will look better once that CL is merged.

Change-Id: I277475569b61f3c80feaa6b6fe457b4bace82e35
Reviewed-on: https://go-review.googlesource.com/c/tools/+/211777
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-18 22:53:40 +00:00
Rebecca Stambler
56eb7d2c19 internal/lsp: don't resend diagnostics if they are unchanged
Cache delivered diagnostics on the server so that we can determine if
they should be resent. To be careful about this, we only reuse cached
diagnostics if they are for a greater version, or if we don't know
the file's version and it is unchanged.

Fixes golang/go#32443

Change-Id: I4ba22d85e5b21a8ad6cc62f74cd83c07d3c220cf
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208261
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-12 04:27:51 +00:00