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Commit Graph

790 Commits

Author SHA1 Message Date
galaxy-designer
db047d72ee internal/links: improve links parser, no protocol specification
The existing implementation has no consideration of links with no
protocol specification, so "example.com/comments" now it's trated as
"https://example.com/comments"

"Fixes golang/go#33505"

Corrects the regexp definition

Change-Id: I587d611f26a3f3c5ea89eda7b2c3ccf369e8bb2f
GitHub-Last-Rev: 740ffca04dd16b36a96f03781d58ff727e39ae79
GitHub-Pull-Request: golang/tools#154
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194661
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-03 05:17:22 +00:00
Muir Manders
5ae4576c3a internal/lsp: improve completion after accidental keywords
Sometimes the prefix of the thing you want to complete is a keyword.
For example:

variance := 123
fmt.Println(var<>)

In this case the parser produces an *ast.BadExpr which breaks
completion. We now repair this BadExpr by replacing it with
an *ast.Ident named "var".

We also repair empty decls using a similar approach. This fixes cases
like:

var typeName string
type<> // want to complete to "typeName"

We also fix accidental keywords in selectors, such as:

foo.var<>

The parser produces a phantom "_" in place of the keyword, so we swap
it back for an *ast.Ident named "var".

In general, though, accidental keywords wreak havoc on the AST so we
can only do so much. There are still many cases where a keyword prefix
breaks completion. Perhaps in the future the parser can be
cursor/in-progress-edit aware and turn accidental keywords into
identifiers.

Fixes golang/go#34332.

PS I tweaked nodeContains() to include n.End() to fix a test failure
against tip related to a change to go/parser. When a syntax error is
present, an *ast.BlockStmt's End() is now set to the block's final
statement's End() (earlier than what it used to be). In order for the
cursor pos to test "inside" the block in this case I had to relax the
End() comparison.

Change-Id: Ib45952cf086cc974f1578298df3dd12829344faa
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209438
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-03 04:30:02 +00:00
Rohan Challa
2b6af5f9ac internal/lsp: add nil check for control flow highlighting
Added a check to make sure that highlighting the control flow of
a function only continues if the cursor is actually in a function.

Change-Id: Idac90d9e55c09c3dcb9ae938585157658acc95e9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209581
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-12-02 20:31:27 +00:00
Rohan Challa
aa29eadba2 internal/lsp: add control flow highlighting for functions
When the cursor is on a return statement or in the function declaration
it will highlight the control flow for the function. It will also highlight
individual fields and results if the cursor is specifically in one.

Fixes #34496

Change-Id: I71d460cd174a8fbc61d119b9633c3c3ecbde2af9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208267
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-02 19:01:20 +00:00
Peter Weinberger
713d4893e8 internal/lsp/protocol: replace code for generating LSP types and stubs
The new code generates all 3 files (tsprotocol.go, tsserver.go, tsclient.go)
at once and tries not to generate unneeded types. This is the code that
generated the checked-in files currently being used (including CL208272
and 209219).
README.md has been modified correspondingly.

Change-Id: I719781a09f27bf0a426f8da3e45f7fa2eb0a7484
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208665
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-12-02 18:46:12 +00:00
Rebecca Stambler
ffc413ea38 internal/lsp: suppress all errors when a view is loaded and checked
We were previously returning errors when we failed to load/check a
user's workspace folder, but now we suppress all errors. We shouldn't
disable gopls functionality if something is broken in a user's workspace
folder, rather, we should fall back to the file= queries that will run
when a user edits a file.

Change-Id: Iae05174ca80d2573c0222ac42f29e5556bda0134
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209420
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-12-02 18:41:08 +00:00
Rebecca Stambler
a51b8faf84 internal/lsp: rename CheckPackageHandle to PackageHandle
Change-Id: I4ea5fed9fcb71b77da4a15c9d85792bda815ddf5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209419
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-12-02 18:29:46 +00:00
Jędrzej Szczepaniak
6e064ea0cf internal/lsp: link to the new pkg.go.dev instead of godoc.org
Updates golang/go#35563

Change-Id: I88ae3f742daf5043d4784fe8827454fb1ce1f9db
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209337
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-30 07:06:09 +00:00
Rebecca Stambler
ecd32218bd internal/lsp: make sure CodeAction.Command is a pointer
This is causing the "command '' not found" errors that we've been
seeing, specifically reported in microsoft/vscode-go#2920.

Also, fixed an issue with import organization in single-line files that
was caught as a result of this.

Change-Id: I2dfedb5d1b8dda976f356b0d6fcd146e53f1a650
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209219
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-27 20:10:27 +00:00
Peter Weinberger
c1736c0f0a lsp/protocol: make sure RenameProvider is an interface{}
CL 208272 made one occurrence of RenameProvider an interface{}.
This CL reflects the effect of making that change in the code
generator. (That is, the other occurrence of RenameProvider is now
an interface{} too.) gopls seems to still work, and all tests pass.

Change-Id: Icfc4a5639192c46b564509a601b8c03bbe2665a2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209158
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-27 17:13:10 +00:00
Rebecca Stambler
69a79c76c7 internal/lsp: add some minimal validation for client capabilities
We've had a couple of breakages with changes to the protocol that are
bugs on our end. It's hard to review changes to the protocol, and it's
not reasonable to expect that we would remember the correct types for
everything, so we should have a test that validates some basic expectations
about the expected responses. We can add more here as issues come up.

Also, change RenameProvider back to an interface.

Updates golang/go#32703

Change-Id: Ic5f0b0ece40b05e4425cd98ab7bf18db3ad74601
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208272
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-26 21:34:59 +00:00
Rohan Challa
e13f15d1b9 internal/lsp: fixes premature return in find implementations
Find implementations sometimes returns no results, as it prematurely returns when it
finds an invalid object. Instead the behavior should be to check all the objects in case
a later object is a valid interface.

Fixes #35602

Change-Id: I0e3e2aa8d3afeaa34e392c2fe3ef8cdcd13b3d1e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208959
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-26 21:00:16 +00:00
Rohan Challa
af8577037c internal/lsp: remove duplicate implementations when finding implementations
Finding implementations adds the same implementation multiple times, this commit
removes the duplicates and ensures that only one instance of each implementation
gets returned. Also moves the sorting of results to the test file to ensure that
the tests are deterministic.

Fixes #35600

Change-Id: I244d36a46b7e31bf3c1f845e241239de05d45e6f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208668
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-26 20:43:40 +00:00
Francesco Renzi
20805546e7 tools/gopls: add cmd support for highlight
This change adds command line support for highlight.
Provided with an identifier position, it will display
the list of highlights for that within the same file.

Example:

$ gopls highlight ~/tmp/foo/main.go:3:9
$
$ 3:9-6:0
$ 10:22-11:32
$ 12:10-12:9
$ 12:20-30:0

Updates golang/go#32875

Change-Id: I5de73d9fbd9bcc59a3f62e7e9a1331bc3866bc75
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207291
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-26 20:36:08 +00:00
Rebecca Stambler
73cd2cc3b5 internal/lsp: don't run analyses on the entire view
Running staticcheck on the entire workspace causes a slowdown, and most
likely users don't want to see staticcheck reports for every
subdirectory of their workspace. Only run staticcheck on open files.

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

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

Change-Id: Ic51d1abfc80b1b53397057f06a4cfd7e2dc930f9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208098
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-25 22:48:44 +00:00
Heschi Kreinick
9f1eb44090 internal/lsp/source: fix crash on short file
The import formatting code tries to extend the range it's diffing to
the next line after the last import so that it's working with whole
lines. Make sure that the next line actually exists before trying to use
it.

Fixes golang/go#35604.

Change-Id: I18fe61843aa11e62ed311a9ddff62ff876888a15
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208672
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Muir Manders <muir@mnd.rs>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 22:36:40 +00:00
Heschi Kreinick
efa866333f internal/lsp/tests: skip cgo tests when not supported
I really should have read the trybot results... :(

Change-Id: If2f5d1b8078827efb0cd8ea9165941864bb94d3a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208669
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 21:54:41 +00:00
Rohan Challa
73db347c3b internal/lsp: do not return interface itself when finding implementations
Finding implementations of an interface should not give the interface itself
as an implementation.

Fixes #35601

Change-Id: Id3352619ece90fb7ca906ddabca613742d156c76
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208667
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 20:50:44 +00:00
Heschi Kreinick
66af5afb16 internal/lsp/source: give more imports names
Expose ImportPathToAssumedName (internally) and use it in an LSP
completion case that doesn't go through the usual imports code.

Fixes golang/go#35401.

Change-Id: If87912072e11e22c542f7474841e53467a33ef2b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206890
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 20:50:14 +00:00
Jędrzej Szczepaniak
59b2cd78f8 tools/gopls: add cmd support for implementation
This change adds command line support for implementation.

Example:

$ gopls implementation ~/tmp/foo/main.go:8:6
$ gopls implementation ~/tmp/foo/main.go:#53

Updates golang/go#32875

Change-Id: I3aa89a788ded886368b07c1824325069f3cba88a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208357
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 20:27:09 +00:00
Rebecca Stambler
b99b2d090f internal/lsp: fix return variables for FindPosInPackage
Change-Id: Icaa9595f05ab9583e60fc0392cbe21e1f20a3934
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208666
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-25 19:51:13 +00:00
Rebecca Stambler
d7101b74a4 internal/lsp: set version correctly after textDocument/didOpen
The early return logic for didOpen events in
(*snapshot).invalidateContent was preventing the creation of a new
snapshot, which was in turn stopping the versions from being updated.

This exposed a fundamental issue in the way we were calculating
workspace diagnostics. Since we weren't waiting for diagnostics to be
completed for an entire snapshot before replying that the server had
been initialized, snapshots were being cloned without any type
information. For quickfix code actions, we assume that we have all
information cached (since we need to have sent the diagnostics that the
quickfix is mapped to), so we were not finding the cached analysis
results.

To handle this in the short-term, we key analyses by their names, and
then regenerate results as-needed for code actions. This is technically
more correct than simply assuming that we have the analyses cached. In a
follow-up CL, I will send a follow-up that will make sure that
snapshots "wait" on each other to be fully constructed before being
cloned.

Change-Id: Ie89fcdb438b6b8b675f87335561bf47b768641ac
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208265
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-25 19:35:51 +00:00
Heschi Kreinick
05c67e95c4 internal/lsp: add tests for cgo package users
We now have pretty good support for users of cgo packages. Add tests.

Closes golang/go#35720.

Change-Id: Icdc596038bc6fca1c08eacd199def12264cf512d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208503
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 19:20:57 +00:00
Heschi Kreinick
ef6787d357 internal/lsp: track and parse non-compiled go files
When packages.Load'ing cgo packages, the authored files show up in
GoFiles, and the generated files show up in CompiledGoFiles. We need the
AST and type information for the latter, since they're the only thing we
can type check. But we also need the contents (and column mapper) for
the authored file so that we can navigate into it.

Store GoFiles in package metadata and checked Packages. Parse the extra
files, just for their mappers. Refactor the View functions a little bit,
since there's only one place that actually needs to find the mapper for
a file.

Updates golang/go#35720.

Change-Id: I9f96872a9a592bf0e11da27ebd8976c6db8752c9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208502
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 19:20:50 +00:00
Heschi Kreinick
761dbfd69d internal/span: support line directives
When //line directives are in play, the ast.File's Offset function will
return offsets in the generated file. We want offsets in the authored
file, so we need to pass a Converter for the authored file, in addition
to the ast.File for the generated file. For the same reason, we have to
start (Range).Span() by translating into positions in the authored file,
then calculate offsets from that.

A lot of call sites outside of the LSP don't pass the Converter, but
they probably don't matter much. I think everything inside does because
it ends up using mappedRange.

Updates golang/go#35720.

Change-Id: I7be09b3a50720b078e862d48cfdb02208f8187ae
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208501
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 19:20:43 +00:00
Rohan Challa
acc15743c3 internal/lsp: add documentation for package-level vars
Adds documentation on hover for package-level variables and constants.

Fixes #33793

Change-Id: I01b9d36b0551f246d2ad6056806db18bdd7adb5e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208662
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 18:28:23 +00:00
Muir Manders
a99e43fcff internal/lsp: fix literal completions in variadic params
In cases like:

var foo []bytes.Buffer
foo = append(foo, <>)

you will now get a literal candidate "bytes.Buffer{}". Previously we
were skipping all literal candidates at the variadic position, but the
intention was to only skip literal slice candidates (i.e.
"[]bytes.Buffer{}" in the above example).

I also improved the literal struct snippet to not leave the cursor
inside the curlies when the struct type has no accessible fields.
Previously it was only checking if the struct had no fields at all.
This means after completing in the above example you will end up with
"bytes.Buffer{}<>" instead of "bytes.Buffer{<>}", where "<>" denotes
the cursor.

Change-Id: Ic2604a4ea65d84ad855ad6e6d98b8ab76eb08d77
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207537
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-25 18:03:14 +00:00
Rebecca Stambler
a911d9008d internal/lsp: only search for references in reverse dependencies
Updates golang/go#35597

Change-Id: I78e83ad0ee1ae3c59a7452c467b3abd34587a845
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208657
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-25 14:46:06 +00:00
Rebecca Stambler
cc15fab314 internal/lsp: use AST to construct placeholders
Type aliases don't work well with types.TypeString. Work around that by
using the AST to build this information. Follow up from CL 201677.

Fixes golang/go#33500

Change-Id: I8b2d4ea238eb5d284a419f2b0bbf9655e69d434d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208497
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-25 01:11:57 +00:00
Rebecca Stambler
c02aa52d2b internal/lsp: handle first change behavior on the server side
I'm not sure why this was being managed by the view, but delete the code
that handles tracking a file's first change. It is only used to avoid
spamming the user with error messages.

Change-Id: Id95089478ffb7e189d38cbc147e3dde6a1c55c5e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208274
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-22 18:53:53 +00:00
Rebecca Stambler
2189885de9 internal/lsp/cache: disable analysis on dependencies (temporarily)
Right now, we request analyses for files in ParseExported mode, which
doesn't actually produce any meaningful facts. Disable it until we
resolve golang/go#35089, since right now, all this is doing is wasting
memory and CPU.

Change-Id: I6ffb7bdf6c915159b55753b51289cef4bd937603
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208270
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-22 18:46:19 +00:00
Muir Manders
035a8167be internal/lsp: improve completion ordering workaround
Instead of making all completion candidates look like perfect matches
to VSCode, we now make all candidates match exactly like the first
candidate. This still causes VSCode to maintain the ordering from
gopls, but it fixes the absolute match score of gopls's top
candidates. This fixes interplay with other sources of VSCode
completions, such as user defined snippets.

Fixes golang/go#35782.

Change-Id: Ie7e489b76a02fb1353b63fa3c6fa42afee2e1441
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208439
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-22 18:27:03 +00:00
Ian Cottrell
0ae87fff1b internal/lsp: fix a race in the command line tests
except the race was a symptom of a larger problem, so the fix
actually invovles cleaning up the way we run command line tests
totally to have common shared infrastructure, and also to clean up
the way we handle errors and paths into the temporary directory

Fixes: golang/go#35436
Change-Id: I4c5602607bb70e082056132baa3d4b0f8df6b13b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208269
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-22 16:15:56 +00:00
Rebecca Stambler
f191eec953 internal/lsp: use snapshot to get reverse dependencies
This change modifies the behavior of the GetReverseDependencies function
used for diagnostics. Since we now return diagnostics for the entire
workspace, we don't have to worry if a file is open to show errors in
it. This change requires the addition of a new (*snapshot).PackageHandle
function that gets a CheckPackageHandle for a given package ID. This
function does not cause a re-load of the package metadata, though if we
feel that this is something we need in the future we can add it.

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

Change-Id: I5724b9582e5eee49f66fcf9f08625f14a69e3fc0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208263
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-22 00:05:30 +00:00
Rohan Challa
66c5a5ad76 internal/lsp: add control flow highlighting inside for loops
When the cursor is on a "for" statement or on any branch statement inside
the for loop. It will highlight the control flow inside the for loop.

Updates #34496

Change-Id: Idef14e3c89bc161d305d4a49fd784095a93bbc03
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208337
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-21 21:43:27 +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
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
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
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
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
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>
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2019-11-19 21:19:57 +00:00