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Commit Graph

3940 Commits

Author SHA1 Message Date
Dmitri Shuralyov
91381dc0ae cmd/godoc: don't execute go list -m all when GOMOD is /dev/null
When the GOMOD value is the operating system's null device, there
isn't a main module. Return an empty build list right away, since
running 'go list -m all' in Go 1.14 will cause a "cannot match "all":
working directory is not part of a module" error.

Fixes golang/go#35690
Updates golang/go#35728

Change-Id: I024ca3b7d774835140ce4a1625133aff6554a533
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208258
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2019-11-21 20:13:55 +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
cb0506829d internal/lsp: don't clear diagnostics on file close
Now that we run diagnostics on the entire workspace, we don't need to
hide diagnostics when a file has been closed.

Change-Id: I98d43820ff2ec2f9eb66bb4a1b6e59372ba7fc27
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208237
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-21 19:34:41 +00:00
Nathan Dias
96ad48e4b0 internal/telemetry/export/ocagent: correctly marshal points to JSON
This change adds a custom MarshalJSON func to Point so that values
are formatted the same way jsonpb formats them. This allows the
OpenCensus service to determine the concrete type of the point's
value when unmarshaling.

What works:
* Points with Int64, Double, and Distribution values will marshal correctly.

What does not work:
* Points with Summary values will not marshal.

Updates golang/go#33819

Change-Id: Ia76ebff4e0e2b6ff2ddf72b8d6187f49069d4cad
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207838
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Run-TryBot: Emmanuel Odeke <emm.odeke@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-21 17:24:11 +00:00
Rebecca Stambler
82924fac8e internal/lsp: fix diagnostics on didChange
I introduced a bug in the way that diagnostics are computed after a
didChange event in CL 208099. This will fix it. Whoever sees this first
tomorrow, feel free to LGTM and submit this CL.

Change-Id: I324c1185df456c2c5c2423fc7322b959e0117218
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208262
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rohan Challa <rohan@golang.org>
2019-11-21 16:50:04 +00:00
Ian Cottrell
947d4aa893 internal/lsp: make the ocagent test external
They now call a public encode function and have no knowledge of the private
conversion functions or any of the contents of the wire package.

Change-Id: I4364a4d9d1efe4bc872627556e537936b5880231
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207903
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2019-11-21 04:05:51 +00:00
Ian Cottrell
9c44060bd0 internal/telemetry: delay the conversion to wire format
do it just as we are encoding, this is in preparation for making the
encoding faster and cheaper

Change-Id: Ic9715e2750adf276eac152e321d96e249190eacb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207902
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2019-11-21 03:35:56 +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
Heschi Kreinick
328c41bf04 internal: avoid use of (*token.File).Name
When line directives are in use, we want the logical file name, not the
one we found the bytes in. This matters most for cgo, where the file we
parsed is not the one the user wants to see.

Updates golang/go#35720.

Change-Id: I495328071d8865e6895cb731467f1601f11e93db
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208100
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-20 22:11:42 +00:00
Heschi Kreinick
4bf2f4069d internal/lsp: fix and re-enable godef tests
None of the godef tests were running due to a mistake in the test
harness code. Fix them and re-enable.

We decided that the range for an import statement should be the whole
import path, not just the first character, so make that change and
adjust the PrepareRename tests accordingly.

Change-Id: I45756a78f2a1beb3c5180b5f288ce078075624bf
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207900
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-20 21:51:18 +00:00
Arda Güçlü
17847a8424 txtar/archive: add unit test function for Format
Unit test function TestFormat is added for Format in archive package. Moreover, Test method is renamed to TestParse, because it only tests Parse function.

Change-Id: Ibd94fa7ada456ffcbcf1d02eb3a6c3beba5ba84d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208177
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-20 20:49:00 +00:00
Dmitri Shuralyov
688c506a55 cmd/godoc, godoc/static: remove remnants of golang.org website
The canonical home for the golang.org website by now is
the golang.org/x/website/cmd/golangorg command. That is
the command that should be used to run the website locally
instead of godoc.

This change reduces the scope of x/tools/cmd/godoc to be
a minimal Go Documentation Server. It removes the remaining
pieces of the golang.org website and changes the title from
"The Go Programming Language" to "Go Documentation Server".

The web tree is modified as follows:

• The index page has been modified to redirect to /pkg/,
  which serves a list of packages.
• The /doc/ tree is removed.
• The /robots.txt and /opensearch.xml pages are removed, since
  the primary use case for godoc now is a local web server.
• The Google Analytics sections are removed from static templates,
  since it's always an empty value in local web server mode.

Fixes golang/go#32011
Updates golang/go#29206

Change-Id: Id62c5f335fa2059774893ef4dcd268649278e99d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207777
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
Run-TryBot: Andrew Bonventre <andybons@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Andrew Bonventre <andybons@golang.org>
2019-11-20 19:55:55 +00:00
Peter Weinberger
cefbc64fbd internal/lsp: make Range a pointer in Change events
Change 207598 overenthusiastically (and incorrectly) changed the Range field
in a TextDocumentContentChangeEvent from type *Range to type Range,
which created a bug in text_synchronization.go.
This CL attempts to repair the damage.

Change-Id: I19e7418cd5ebaedf5448adfcc60ca86e71eb9b2f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208097
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-20 19:02:09 +00:00
Rohan Challa
0a33398bd9 internal/lsp: improve highlighting functionality for fields and methods
Modified the way highlights are tested to allow for author to explicitly
mark the matches. Also added highlighting for fields and methods. Used
type checking in addition to ast to get better matching. Worked with
@stamblerre

Updates #34496

Change-Id: I462703e0011c4e0a4b98016e9c25af9bf1ead0b9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207899
Run-TryBot: Rohan Challa <rohan@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-20 18:14:12 +00:00
Jean de Klerk
b3340bdf36 cmd/digraph: omit unnecessary empty lines in focus
There's currently a bug which will print additional lines, since append adds to
the end of an array instead of starting from the first open position. That cause
strings.Join to print empty lines for each of the pre-allocated array elements.
So, this CL changes the make to set capacity instead of len, and sets len to 0.

Change-Id: Iaf6d07ca2648d0bbcafcd21a5b485cccd7f0c68c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208137
Run-TryBot: Jean de Klerk <deklerk@google.com>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2019-11-20 15:59:38 +00:00
Jean de Klerk
e97fc27222 cmd/digraph: add focus
Focus prints the subgraph of all paths through the focused label.

Change-Id: I20fa9fb079f733addcd3cec85aa608f4979fdb24
Reviewed-on: https://go-review.googlesource.com/c/tools/+/184357
Reviewed-by: Jay Conrod <jayconrod@google.com>
2019-11-20 14:37:58 +00:00
Rebecca Stambler
ad01d5993d internal/lsp: run diagnostics on the entire workspace
This change runs diagnostics on all packages in the workspace, instead
of just open files. We also want to avoid invalidating the type
information for a newly-opened file (since we should have it be default
now), so handle that case.

This causes a large increase in memory usage in the
internal/lsp/cmd tests, so to handle that, share an app between all of
the tests, rather than creating one per-test type.

Change-Id: Ifba18d77a700cda79ec79f66174de0e7f13fe319
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207353
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-20 00:10:58 +00:00
Rebecca Stambler
7f7817c0f9 internal/lsp: handle breakage caused by CL 207598
textDocument/didChange events need to indicate if the change includes
the full file content or just a diff. Previously, the
contentChange.Range field was a pointer, so if it was nil, then we would
conclude that the file change was for the whole file. Now, the best we
can do is compare it to an empty range, but this still doesn't work if
you are at the beginning of a file. I think that the range needs to be a
pointer for this to work correctly.

Also, some minor changes that came up along the way while debugging:
(1) Don't close over the *cache variable for fear of pinning anything in
    memory
(2) Improve the error message when the token.File is nil
(3) Check for a nil token.File earlier

Change-Id: If9f310e92b7fb740b45e6cd3f9ca678a6fb52ff6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207906
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-19 22:59:52 +00:00
Jay Conrod
298f0cb188 txtar: promote from internal
Rather than copying this package to another repository, let's promote
this one out of internal.

Change-Id: I6f9cc1ada1577a720905271f7471c3afe05a2b41
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207905
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-19 22:48:55 +00:00
Ian Cottrell
caaa49c6de internal/lsp: only construct a cache when we need to
we only construct a cache as we build a server, rather than for each instance
of Application now.

Change-Id: Ic18966906f8f61b18b71fc6d6f7ccc8e9cebbd29
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207904
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-19 22:36:39 +00:00
Anthony Fok
4054736f96 go/analysis/passes/lostcancel: fix typo
cancelation → cancellation

Change-Id: I40abe4acfc2bf061e20bd9477a520aef6dfe848c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207845
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2019-11-19 22:05:02 +00:00
Anthony Fok
dc59f20efa all: fix typo ("identifer" → "identifier")
Change-Id: Ib61b94136923ec74154ff56c5237bea1877c8f14
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207843
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-19 21:19:57 +00:00
Rebecca Stambler
6d480e29d4 internal/lsp/cmd: don't create .orig files for rename by default
Fixes golang/go#35551

Change-Id: I78086e0288da84a4c0b008d05e376f47b30d978a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207347
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-19 21:08:41 +00:00
Peter Weinberger
11e13f1c3f internal/lsp: fix the return type of CodeAction()
Paul Jolly observes that returning interface{} is not helpful.
Now CodeAction() returns []CodeAction.

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

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

Change-Id: I91c22bb0752431954ae2f993cb7b44726cf60e5c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207898
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-19 17:57:05 +00:00
Rebecca Stambler
07fc4c7f2b internal/lsp: fix infinite recursion in CancelRequest
Quick fix to (*server).CancelRequest, but we haven't implemented actual
support for it. Filed golang/go#35679 to track this.

Change-Id: Ic0de01d49b779c4f0656587584fbd2bf8791d0ce
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207718
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-18 22:20:07 +00:00
Jeff Hodges
3d1ebf6f5a go/packages: add String methods for LoadMode
This String method makes it easier to debug GOPACKAGESDRIVER code and identify
LoadModes in use.

Change-Id: I80bf434fc007470b437fb5cf667254737c3a814f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200539
Reviewed-by: Michael Matloob <matloob@golang.org>
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-18 21:53:50 +00:00
Peter Weinberger
13f8be5f57 internal/lsp/protocol: fix type of WorkspaceEdit.Changes in tsprotocol.go
The new corrected type is map[string][]TextEdit. The old type
was incorrectly struct{}.

Change-Id: I3cb64eee90c5281b3fb40e543026cd308c55c49a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207717
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-18 21:13:12 +00:00
Michael Matloob
1ef994f2c9 go/analysis/passes: ensure diagnostic-reporting analyses have exported Doc
This adds an exported Doc constant to the packages for the analyses that don't
have them that contains the Analyzer.Doc string for the package's Analyzer.
The godoc for the Doc constant can then be linked to in urls reported by
analysis tools.

Change-Id: I39df71abcb29bbddf1866286d63aa5216b6224d8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207612
Run-TryBot: Michael Matloob <matloob@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-18 20:21:56 +00:00
Rebecca Stambler
faf0e61b8a internal/lsp: don't search other packages for unexported references
Updates golang/go#35597

Change-Id: Ib17e94a99d49fe78f09f711b86f9115ac4aadeb9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207601
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-18 20:05:02 +00:00
pjw
5091d647ee internal/lsp: reorganize the generated Go code for the lsp protocol
Code generation has been unified, so that tsprotocol.go and tsserver.go
are produced by the same program. tsprotocol.go is about 900 lines shorter,
partly from removing boilerplate comments that golint no longer requires.
(And partly by generating fewer unneeded types.)

The choice made for a union type is commented with the set of types. There
is no Go equivalent for union types, but making themn all interface{}
would replace type checking at unmarshalling with checking runtime
conversions.

Intersection types (A&B) are sometimes embedded (struct{A;B;}, and
sometimes expanded, as they have to be if A and B have fields with the
same names.

There are fewer embedded structs, which had been verbose and confusing to
initialize. They have been replaced by types whose names end in Gn.

Essentially all the generated *structs have been removed. This makes
no difference in what the client sends, and the server may send a {}
where it previously might have sent nothing. The benefit is that some
nil tests can be removed. Thus 'omitempty' in json tags is just
documentation that the element is optional in the protocol.

The files that generate this code will be submitted later, but soon.

Change-Id: I52b997d9c58de3d733fc8c6ce061e47ce2bdb100
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207598
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-18 19:51:19 +00:00
Muir Manders
5a76f03bc7 internal/lsp: fix variadic interface completion ranking
In cases like:

var foo []io.Writer
var buf *bytes.Buffer
foo = append(foo, <>)

we weren't giving "buf" a good score. When comparing the candidate
type *bytes.Buffer to the (variadic) expected type []io.Writer we were
turning the candidate type into []*bytes.Buffer. However, of course,
[]*bytes.Buffer is not assignable to []io.Writer, so the types didn't
match. Now we instead turn the expected type []io.Writer into
io.Writer and compare to *bytes.Buffer.

I fixed the @rank test note to check that the candidates' scores are
strictly decreasing. Previously it would allow candidates with the
same score if they happened to be in the right order. This made it
easier to right a test for this issue, but also uncovered an issue
with untyped completion logic. I fixed it to do the untyped constant
check if _either_ the expected or candidate type is
untyped (previously it required the candidate type to be untyped).

Fixes golang/go#35625.

Change-Id: I9a837d6a781669cb7a2f1d6d3d7f360c85be49eb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207518
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-18 05:14:29 +00:00
Rebecca Stambler
80313e1ba7 internal/lsp: fix panic in bestView
Rather than panicking when we have not created any views for the packages,
we should show a reasonable error to the user. This change propagates the
errors to the user.

Updates golang/go#35599

Change-Id: I49789d8ce18e154f111bc3584488f468a129e30c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207344
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-16 21:44:31 +00:00
Rebecca Stambler
3a792d9c32 internal/lsp: fix panic when logging errors in snapshot.KnownPackages
Fixes golang/go#35606

Change-Id: I85eef677ed2e6a971d2955ba97358d26ecf18ac1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207346
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-15 20:25:09 +00:00
Dmitri Shuralyov
1c71899d35 cmd/godoc: don't execute go mod download when GOMOD is /dev/null
When the GOMOD value is the operating system's null device, there
isn't a main module and thus there cannot be module requirements.
Don't try to fill module cache, since running 'go mod download'
would cause a "no modules specified (see 'go help mod download')"
error to be printed, which is confusing.

Fixes golang/go#35476

Change-Id: Ia1f5ee50797a4dc3e36c3b9773e19da781bd9d39
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206886
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Bryan C. Mills <bcmills@google.com>
2019-11-15 17:30:08 +00:00
Michael Matloob
4191b8cbba internal/lsp/testadata/rename: add a test case for renames across packages
Renames across packages works as of https://golang.org/cl/206883.
Add a test for it.

Fixes golang/go#32877

Change-Id: I234fafe95a1060c0ca8d03462bf7b2c241d59e4a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207264
Run-TryBot: Michael Matloob <matloob@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-14 22:24:11 +00:00
Rebecca Stambler
634482edb0 internal/lsp: ignore AST errors when generating import edits
go/parser.ParseFile can return both an AST and errors. We should still
be able to do import organization even if the AST contains errors, as
long as they are below the portion of the file that contains the import
block.

Change-Id: Id6b86171fca3e15d02910d1c6f4ce25e803754d0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207261
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-14 22:23:41 +00:00
Michael Matloob
caa0b0f7d5 internal/lsp/source: add support for references in the same workspace
When looking for references, look in the entire workspace rather than
the same package. This makes the references query more expensive because
it needs to look at every package in the workspace, but hopefully
it shouln't be user-noticable. This can be made more efficient by only
checking packages that are transitive reverse dependencies. I don't think a
mechanism to get all transitive reverse dependencies exists yet.

One of the references test have been changed: it looked up references
of the builtin int type, but now there are so many refererences that
the test too slow and doesn't make sense any more. Instead look up
references of the type "i" in that file.

Change-Id: I93b3bd3795386f06ce488e76e6c7c8c1b1074e22
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206883
Run-TryBot: Michael Matloob <matloob@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-14 20:04:27 +00:00
zikaeroh
a764947cb5 internal/lsp: use import path literal for documentLink range
Instead of using the entire import node as the range for the
link, use only the link text in the path node itself. This looks
better when using a _ or named import, as well as constraining
the link to inside the quotes.

Fixes golang/go#35565

Change-Id: Ie93d9df993fbd8e0106ca6c3b40e0885355be66b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207137
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Heschi Kreinick <heschi@google.com>
2019-11-14 20:03:54 +00:00
Rebecca Stambler
faa69481e7 internal/lsp/cache: add finer-grained control of file changes
This change is the first step in centralizing control of modifications
to different files, either within the workspace or outside of it. We add
a source.FileAction type to pass into the internal/lsp/cache package and
handle the difference between opening and creating a file.

Now that we load all packages in a workspace by default, we no longer
need to re-load a file on open. This CL should enable CL 206883 to work
correctly.

Change-Id: I2ddb21ca2dd33720d668066e73283f5629d02867
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206888
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-14 16:11:15 +00:00
Arda Güçlü
bd32a3e739 cmd/benchcmp: add unit test for formatNs function
Test function is added for formatNs function in the benchcmp package.

Change-Id: I9a1050be9fba3b5e217741d3faadbf5d913d1d4d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206857
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-14 16:00:03 +00:00
Rebecca Stambler
e2727e816f internal/lsp: use the versions provided by the client
This change propagates the versions sent by the client to the overlay
so that they can be used when sending text edits for code actions and
renames.

Fixes golang/go#35243

Change-Id: I8d1eb86fe9f666f7aa287be5026b176b46712c97
Reviewed-on: https://go-review.googlesource.com/c/tools/+/205863
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-13 23:20:20 +00:00
Ian Cottrell
95cb2a1a7e internal/telemetry: make test event with functions
This will allow us to use the public API to generate the events.
This avoids creating the structs by hand.
It also helps tests the other API.

Change-Id: Ic90cbbaf6fc97c2a3e6a5ff64dccdff0d65ec865
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206885
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-13 22:35:46 +00:00
Ian Cottrell
023c5eeaf4 internal/lsp: change annotation tests to json
This checks against the json form rather than the wire structs
This will allow the encoding method to change without the test changing.

Change-Id: Iefe84cc03bc6e82627acd031e0991c31b4fed315
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206884
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-13 22:35:34 +00:00
Dmitri Shuralyov
77e3bb0ad9 go/packages/packagestest: add package use example
The purpose and value of packagestest is easy to understand. However,
the current API may not be easy to get started with. It includes
identifiers such as Exporter, Exported, Export, whose names may not
make it very clear in what order they are to be used, and whether
the Exporter interfaces needs to be implemented by the caller.

There are fairly common patterns of usage spread out across various
packages that use packagestest. Add an example of basic usage to the
documentation of this package that connects all of the pieces together,
so that users don't have to look for it elsewhere.

I would've preferred to add the example as example code¹, but it
doesn't seem viable to write example code for test helper packages.
There isn't a way to get a functional *testing.T in a func Example.

¹ https://golang.org/pkg/testing/#hdr-Examples

Updates golang/go#33655

Change-Id: I0b15ff7974be25a71dfd4b68f470441ce7331d18
Reviewed-on: https://go-review.googlesource.com/c/tools/+/196980
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-13 19:18:52 +00:00
Peter Weinberger
b2a5ed324b lsp/protocol/typescript: add instructions for typescript compiling
Add more detailed instructions for installing and running node
and the typescript compiler on Linux and MacOS.

Change-Id: Id549760dd186d88cfa9b137e6f46dfd4d60d6322
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206887
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-13 18:38:21 +00:00
Rebecca Stambler
bc1376d635 internal/lsp: look up files in packages by position instead of URI
This change makes sure that we only return files that contain the given
position. There are a few instances of needing to look up files by URI
in the internal/lsp/cache package, so use an unexported package for
that. This allows us to remove some code in the implementations code.

Change-Id: Ifa7a62c67271826e6c632e4c88667d60f8b760c4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206880
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-13 16:34:02 +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
Heschi Kreinick
76a3b8da50 internal/memoize: propagate cancellation
If a user is typing fast, they will quickly invalidate many snapshots.
We don't want to stack up a bunch of stale type check and analysis
operations, so we should propagate cancellation through the cache.

Handles are long-lived, so we may cancel an operation only to
restart it again later. Also, there may be multiple operations waiting on
the same computation, and just because one is cancelled doesn't mean we
should necessarily stop. The easiest way to support all that was to add
an explicit state to each handle, and track the number of waiters.

See the code for more details on Handle life cycles.

As far as I can tell, the rest of gopls is prepared for this behavior.
I added an explicit check to the type checking code, where I was worried
it might get overly confused. But long-term it would probably be good to
return an error from Get.

Change-Id: I3ea6e141b52b94300a41248d3f2e039b023709d0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206879
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-12 23:22:37 +00:00
Heschi Kreinick
c81e7ae886 internal/lsp/source: unify import adding code
We used to need our own copy of astutil.AddNamedImport to use during
completion for a variety of reasons, but I think the major one was
needing to not format the whole file. The same problem applied to using
the imports package.

Happily, that was resolved in CL 205678. Now we can use the same
implementation on both paths. In addition to removing a bunch of code,
that means that unimported completions now add their imports in the
right place, respecting goimports grouping and the local configuration
setting.

Fixes golang/go#35519.

Change-Id: I693c2e8b5ced9bac62b1febf1e2db23c770e5a7a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206881
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-12 22:26:51 +00:00