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Commit Graph

4583 Commits

Author SHA1 Message Date
Rohan Challa
d05f4d6edb internal/lsp: fix breadcrumbs when inside of a method
This change fixes breadcrumbs when the cursor is inside of a method by making the method a top level symbol and removing it from the struct's hierarchy.

Fixes golang/go#36949

Change-Id: I8da5f453a5c78ade1e7688fc4eeebf79ce96f1e1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221819
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-17 19:04:34 +00:00
pjw
827390e901 internal/lsp: fix code.ts to generate progress and *TextEdit
This CL gets code.ts to generate code for $/progress and
window/workDoneProgres/create messages. $/progress uses a
ProgressParams type which contains one of three new data types,
WorkDoneProgressBegin, WorkDonProgressEnd, WorkDoneProgressReport.

In addition, a *TextEdit is now generated for CompletionItem.TextEdit.

The substantive differences in code.ts are around line 451 and line
682. Everything else is whitespace caused by vscode formatting typescript
differently on different OSes.

Change-Id: Ide441e6e0029cbc8401d6476f6a939216cc89634
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223743
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-17 18:47:13 +00:00
Marwan Sulaiman
63da46f303 x/tools/gopls: run go generate through CodeLens
This change adds support for recognizing a //go:generate directive
and offering a CodeLens that will then send a "generate" command to
the server to run "go generate" or "go generate ./...". Because
"go generate" can only be executed per package, there is no need to show
the CodeLens on top of every //go:generate comment. Therefore, only the
top directive will be considered.

The stdout/stderr of the go generate command will be piped to the logger
while stderr will also be sent to the editor as a window/showMessage

The user will only know when the process starts and when it ends so that they wouldn't
get bogged with a large number of message windows popping up. However, they can
check the logs for all the details.

If a user wants to cancel the "go generate" command, they will be able
to do so with a "Cancel" ActionItem that the server will offer to the client

Fixes golang/go#37680

Change-Id: I89a9617521eab20859cb2215db133f34fda856c7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222247
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-17 04:34:34 +00:00
Ian Cottrell
fbeba2149c internal/telemetry: split the ocagent tests from the support functions
This moves the actual trace test into its own file so that it can easily
be seen separately from the functions that support all tests.

Change-Id: I1d30cf8a712377ca79a5de77b85412c881177f43
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223397
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2020-03-17 03:16:54 +00:00
Marwan Sulaiman
3e76bee198 x/tools/gopls: add support for $/progress functionality
This CL adds support for sending progress notifications through $/progress
calls as well as being able to cancel them through window/workDoneProgress/cancel.
This feature is only supported in clients running LSP 3.15 and therefore the initialize
request will check for client capabilities for its progress support.

Updates golang/go#37680

Change-Id: Iff8c016694746a9dd553e5cc49444df7afcc21f5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222981
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-16 21:25:24 +00:00
Koichi Shiraishi
bd88ce9755 gopls: update github.com/sergi/go-diff to v1.1.0
Change-Id: I522b49dfe7e2437bbf76fa58baa66b29aee8e28a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223497
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-16 18:21:29 +00:00
aca
df010c5017 internal/lsp/cache: fix typo
Change-Id: Ida5ed631652d9d4e35018300ab098ebb24b75856
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223498
Reviewed-by: Toshihiro Shiino <shiino.toshihiro@gmail.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-16 18:21:19 +00:00
Russ Cox
4303120df7 cmd/present2md: add command to convert legacy present to Markdown-enabled present
Accepting Markdown in present is nice, but the job isn't done unless we
actually convert all our existing blog files to the new format. Otherwise we
have two different kinds of files to understand when working in that
directory. This tool lets us mechanically convert all the existing blog articles.

For golang/go#33955.

Change-Id: If8a8dd90eefa171f422644134d0571e2abe4c7cb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222847
Reviewed-by: Rob Pike <r@golang.org>
2020-03-13 20:55:30 +00:00
Russ Cox
8ac058ed9f present: accept Markdown in present files
Markdown is enabled by starting the title with "# ".
See the new documentation in present/doc.go for details.

For golang/go#33955.

Change-Id: I04ef2aa2cf253bdf48910c5674d679a482ffa33f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222846
Reviewed-by: Rob Pike <r@golang.org>
2020-03-13 20:55:25 +00:00
Russ Cox
657575a564 present: record info in AST for reproducing present inputs
Commands like .code now have a TemplateCmd method
that returns the original command.

The Text struct now has a Raw field set when Pre==true.
It contains the original indented text, without the tab "fixing".

This helps building tooling that reformats or rewrites present files.

For golang/go#33955.

Change-Id: Ieb036e8b509a4531d120c597b19f2158306a5352
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222845
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
2020-03-13 20:55:18 +00:00
Russ Cox
1775515697 present: improve error for bad author block
I forgot to put in a section heading and every line
containing a colon in the text got parsed as a URL,
failing and printing errors. It took a while to find
where they were coming from.

For golang/go#33955.

Change-Id: Ibbc41a8446c292f6ab363829cf31fe594152e42d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222844
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
2020-03-13 20:55:17 +00:00
Russ Cox
19e328c07e present: allow line-wrapping of bullet list items
This is not strictly necessary, but being able to wrap these long lines
helps make the diffs for the Markdown conversion of old files easier to read.

The wrapping of the blog is in CL 222839.

For golang/go#33955.

Change-Id: I26c3f8db6b137c194f03b2538f221aa4fc3f2324
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222843
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rob Pike <r@golang.org>
2020-03-13 20:55:15 +00:00
Rob Findley
c312e98713 gopls/doc: update daemon.md and remove 'experimental' caveats
Now that the feature-set is relatively complete for running gopls in
daemon mode, daemon.md is updated to reflect the new features and to
remove some of the experimental warnings. Similarly the `-remote` flag
is made more welcoming.

The feature still needs more usage, but it shouldn't be considered
experimental anymore.

Fixes golang/go#34111

Change-Id: I994fc8f9f84bf856f24e1eadabd73c503267e804
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222717
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-12 19:44:00 +00:00
Rob Findley
c1c69b635f internal/lsp: clean up on Shutdown even if not initialized
Previously it was an error to call shutdown while the server was not yet
initialized. This can result in session leak for very short-lived
sessions.

Instead, allow shutdown to proceed and simply log the error. On the
other hand, for consistency make it an error to call initialized without
first calling initialize.

Updates golang/go#34111

Change-Id: I0330d81323ddda6beec0f6ed9eb065f8b717dea0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222671
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-12 19:43:25 +00:00
Rob Findley
30fd94b347 internal/lsp/lsprpc: expose configuration for auto-started daemon
Three new flags are added to the serve command, and threaded through to
the LSP forwarder:
 -remote.listen.timeout: -listen.timeout for the auto-started daemon
 -remote.debug: -debug for the auto-started daemon
 -remote.logfile: -logfile for the auto-started daemon

As part of this change, no longer enable debugging the daemon by
default.

Notably none of this configuration affects serving, so modifying this
configuration has been chosen not to change the path to the automatic
daemon. In other words, this configuration has effect only for the
forwarder process that starts the daemon: all others will connect to the
daemon and inherit whatever configuration it had at startup. This should
be OK, because in the common case this configuration should be static
across all clients (e.g., many Vim sessions all sharing the same
.vimrc).

Exposing this configuration made the signature of lsprpc.NewForwarder
a bit hard to understand, so I decided to go ahead and switch to a
variadic options pattern for initializing both the Forwarder and
StreamServer, the latter just for consistency with the Forwarder.

Updates golang/go#34111

Change-Id: Iefb71e337befe08b23e451477d19fd57e69f36c6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222670
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-12 19:43:16 +00:00
nu50218
797567968e go/analysis/singlechecker: append a newline after "Flags:"
Currently `flag.Usage` set in `Main` prints a message as follows,
```
⋮
Flags:  -V      print version and exit
⋮
```
but this should be
```
⋮
Flags:
  -V      print version and exit
⋮
```
It seems this is caused by [this](https://go-review.googlesource.com/c/tools/+/162717).

Change-Id: Ida7223e87677da4b5f280708213a526b5973ce78
GitHub-Last-Rev: ed2729641cc564c66689fd959fdbcc341b9e7c77
GitHub-Pull-Request: golang/tools#213
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223123
Reviewed-by: Michael Matloob <matloob@golang.org>
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-12 17:39:32 +00:00
Rob Findley
bd435c612c internal/lsp/cmd: add an inspect verb
Add a new toplevel `inspect` verb to the gopls command, to expose the
internal state of a running gopls server. For now, this verb exposes a
single subcommand `sessions`, which lists some information about current
server sessions on a gopls daemon.

This can be used even if the debug server is not running, which will
become the default in a later CL.

Updates golang/go#34111

Change-Id: Ib7d654a659fa47280584f9a7301b952cbccc565a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222669
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-12 17:21:45 +00:00
Tamir Duberstein
5e2df02acb godoc/static: update jquery.treeview to 1.4.2
This has the primary benefit of clarifying the license as MIT.

Images have been "losslessly compressed" upstream; see
https://github.com/jzaefferer/jquery-treeview/commit/ca711d9.

Retrieved from
https://github.com/jzaefferer/jquery-treeview/releases/tag/1.4.2.

Change-Id: Ia111cbdf246d9adafa3d1c8cfbd7f0c5763cc935
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223077
Run-TryBot: Dmitri Shuralyov <dmitshur@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2020-03-12 15:35:18 +00:00
Muir Manders
11d5b4c81c internal/lsp/source: offer loop keyword completions in range stmt
Be sure to offer "continue" and "break" keyword completions in
RangeStmt in addition to ForStmt.

Fixes golang/go#34009.

Change-Id: I01ea0c3d8d110e322cb6582fda32aeb060116bb1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223120
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-12 04:57:24 +00:00
Ian Cottrell
eff45d17df internal/telemetry: convert key from string to struct
This makes keys a pointer, which reduces the allocations during logging, and has
a significant improvement in memory and cpu cost when there is no exporter.
Packing a string into an interface requires a 16 byte allocation, packing a pointer
does not.

name                old time/op    new time/op    delta
/LogNoExporter-8      4.39µs ± 2%    3.83µs ± 2%  -12.74%  (p=0.000 n=18+20)
/Log-8                23.5µs ± 2%    22.6µs ± 1%   -4.20%  (p=0.000 n=19+18)

name                old alloc/op   new alloc/op   delta
/LogNoExporter-8      1.70kB ± 0%    1.38kB ± 0%  -18.78%  (p=0.000 n=20+20)
/Log-8                4.91kB ± 0%    4.91kB ± 0%     ~     (p=1.000 n=20+20)

name                old allocs/op  new allocs/op  delta
/LogNoExporter-8        83.0 ± 0%      63.0 ± 0%  -24.10%  (p=0.000 n=20+20)
/Log-8                   163 ± 0%       163 ± 0%     ~     (all equal)

Change-Id: Iec127f1bff8d5c8f4bd0a6d9f6d8fc4b8bc740b2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222599
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 04:17:52 +00:00
Ian Cottrell
a9aaa4e906 internal/telemetry: use keys properly for benchmarks
Change-Id: I571628db26a5b89fd567077d90d325fd76301956
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222598
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 04:17:28 +00:00
Ian Cottrell
68dc0f3515 internal/telemetry: remove all the event aliases
Change-Id: I6d9a25be2b9dbba2385e13810e3c9e79c5f67aa5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222559
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 04:17:16 +00:00
Ian Cottrell
206ec5b82a internal/lsp: migrate telemetry to using the event package
Change-Id: Idc662385ed08bd62593ccd1d54afd3fa8c1a7d29
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222558
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 03:59:16 +00:00
Ian Cottrell
d780ff7bdd internal/telemetry: unify the event handling to an event package
This is now the only package that is exposed to normal use, and should
be the only thing to appear in libraries.

Change-Id: I90ee47c6519f30db16ff5d5d2910be86e91e5df2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222557
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-12 03:58:56 +00:00
Muir Manders
3dc7fec788 internal/lsp/cache: remove parseGo semaphore
The original intention was to limit the number of open file handles,
but the parseLimit semaphore was limiting parser.ParseFile calls that
don't access files, so there was no benefit. The file limiting is
already handled generically by another semaphore in the lsp FileSystem
abstraction.

Change-Id: Idc7f2507af5287e983a7edf3e38a848d26770bbe
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223119
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-12 03:18:52 +00:00
Tamir Duberstein
c807066ff7 all: run go generate
Change-Id: I2bbce4a336ecfd83836272078af2fa48f8724a83
Reviewed-on: https://go-review.googlesource.com/c/tools/+/223078
Reviewed-by: David Chase <drchase@google.com>
2020-03-11 22:20:14 +00:00
Daisuke Suzuki
0d653b92c5 internal/lsp/tests: fix WorkspaceSymbols tests
The tests will not run because there is no workspacesymbol marker.
Therefore, restore testdata used in WorkspaceSymbols tests, and
initialize data so that the tests run even if the target of the marker
is 0.

Change-Id: I051b842183b7e23bb746cc282fc3921a90ca8df1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221617
Reviewed-by: Heschi Kreinick <heschi@google.com>
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-11 18:46:36 +00:00
Dan Kortschak
aafaee8bce go/analysis/passes/printf: give leeway for fmt.Formatter satisfaction
We have no way of knowing the concrete type of an interface value;
it might be a fmt.Formatter. To avoid false positives, assume that
all interface values are fmt.Formatters.

Updates golang/go#36564

Change-Id: Iaf18ba2794e4d3095d0018502c1c6c459a360b42
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217180
Reviewed-by: Rob Pike <r@golang.org>
2020-03-11 09:07:12 +00:00
Muir Manders
43e3193a9b internal/lsp/source: suppress keyword completions in "case" statement
Now we no longer offer keyword completions inside "case" statements:

    select {
    case fo<>: // don't offer "for"
    }

Updates golang/go#34009.

Change-Id: I908eda32af01fd1912fb587ce59efef1798b6741
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220580
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-11 03:54:31 +00:00
Muir Manders
7bb885034f internal/lsp/source: fix completion in empty switch statements
Now we properly offer "case" and "default" keyword completion in cases
like:

    switch {
      <>
    }

First I had to add an AST fix for empty switch statements to move the
closing brace down. For example, say the user is completing:

    switch {
    ca<>
    }

This gets parsed as:

    switch {
    }

Even if we manually recover the "ca" token, "<>" is not positioned
inside the switch statement anymore, so we don't know to offer "case"
and "default" candidates. To work around this, we move the closing
brace down one line yielding:

    switch {

    }

Second I had to add logic to manually extract the completion prefix
inside empty switch statements, and finally some logic to offer (only)
"case" and "default" candidates in empty switch statements.

Updates golang/go#34009.

Change-Id: I624f17da1c5e73faf91fe5f69e872d86f1cf5482
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220579
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-11 03:54:16 +00:00
Ian Cottrell
f30ed8521d internal/telemetry: change detach to be an event
deliver detach to the exporter as an event rather than hard coding the
span detach behavior.

Change-Id: I87b6e2a3596fea338908c11ba0b219176b6305bf
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222542
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-11 02:43:08 +00:00
Ian Cottrell
e8dd451b4b internal/telemetry: add a stats benchmark
Change-Id: I9cb1459a8589cec75ae29d0e53f044c6489b1ea2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222537
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-11 02:40:42 +00:00
Ian Lance Taylor
71bfc1b943 go/packages: drop pruned packages in tests of import graph
Explicitly listing the pruned packages ties the test to the details of
how the testing package is implemented. That shouldn't matter, and it
changes in CL 219639. This change makes it possible to work whether or
not CL 219639 is committed.

Updates golang/go#34129

Change-Id: I45875dadeaac42a1002e1329a1a762e340c5352c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221657
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Changkun Ou <euryugasaki@gmail.com>
Reviewed-by: Michael Matloob <matloob@golang.org>
2020-03-10 23:16:27 +00:00
Muir Manders
0983143fce internal/lsp/source: avoid type checking in AllImportsFixes
Change AllImportsFixes to get the ParseGoHandle directly rather than
using getParsedFile. The latter also type checks the containing
package, which is slow in general and can be really slow in certain
circumstances. This should speed up the organizeImports code action.

Change-Id: Ic505873db41d5d76c398cee42f0323e390d9e034
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222780
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-10 23:10:53 +00:00
Peter Weinbergr
3e041465cc internal/lsp: change the type of CompletionItem.TextEdit back
The recent LPS protocol change made the definition of textEdit into
a union type, so the generated code made TextEdit an interface{},
which broke govim. This CL reverts it to a *TextEdit. The code
generator will be fixed in another CL.

We can revisit this when  gopls wants to start using the new
InsertReplaceEdit type.

Change-Id: I4d7a14b3746b747f34b0907f72ecbc3593706a05
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222765
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-10 21:12:04 +00:00
Rebecca Stambler
b84001dd64 internal/lsp: suggest filing an issue if a warning is incorrect
It seems that people are running into this warning for reasons other
than ad-hoc packages. Suggest filing an issue, since it may be that they
are opening the wrong directory or something.

Change-Id: I88036d2db9477bbea5099910f4cd8e5ba55e0624
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222597
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-10 21:11:10 +00:00
Muir Manders
138c814f66 internal/lsp/source: offer completion "if err != nil { return err }"
Now we offer an error-check-and-return completion candidate when
appropriate:

    func myFunc() (int, error) {
      f, err := os.Open("foo")
      <>
    }

offers the candidate:

    if err != nil {
      return 0, <err>
    }

where <> denotes a placeholder so you can easily alter "err".

The completion will only be offered when:
1. The position is in a function that returns an error as final result
   value, and
2. The statement preceding position is an assignment whose final LHS
   value is an error.

The completion will contain zero values for the non-error return values
as necessary.

Using the above example, the completion will be offered after the user
has typed:

    i
    if
    if err

Basically the candidate will be offered after every keystroke as the
user types "if err".

I call this new type of completion a statement completion - perfect
for when you want to make a statement!

Change-Id: I0a330e1c1fa81a2757d3afc84c24e853f46f26b0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221613
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-10 21:06:53 +00:00
Peter Weinberger
20ab64c0d9 internal/lsp: bring generated protocol code up to date; stop corrupting logs
1. logging at debug/rpc.go:105 was corrupting logs.
2. DocumentSymbol (a Server method) now returns []interface{}.
3. The latest version of the LSP changed CompletionItem.TextEdit to
possibly be of the new type InsertReplaceEdit, so the generated Go
code now has TextEdit an interface{} rather than a *TextEdit. This
required a change to tests/util.go.
4. The latest version also introduced several other new types,
and new members in some structs.

Tests pass and the I've use the new gopls a little.

Change-Id: Ic44d46f0c923882c9076c2754c1c85e09fbcaa2e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222668
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-03-09 20:21:50 +00:00
Muir Manders
92d517f97b internal/lsp/source: suppress completions in ellipsis
Editors typically trigger completion automatically after ".". This
pops up annoying, useless completions after "..." variadic param, such
as "foo(bar...<>)". We now suppress completions in or directly after
the ellipsis.

Fixes golang/go#37358.

Change-Id: I9fc94fbdf69429bd787bcb2c643f4f730e24154d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222200
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-09 18:42:16 +00:00
Rob Findley
aa4048aca1 internal/lsp/lsprpc: don't connect to sockets owned by different users
When running gopls as a forwarder it attempts to forward the LSP to a
remote daemon. On posix systems, by default this uses a unix domain
socket at a predictable filesystem location.

As an extra precaution, attempt to verify that the remote socket is in
fact owned by the current user.

Also, change the default TCP listen address used on windows to bind to
localhost.

Updates golang/go#34111

Change-Id: Ib24886d290089a773851c5439586c3ddc9eb797d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222246
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2020-03-09 18:08:59 +00:00
Hana (Hyang-Ah) Kim
270c59dc40 gopls/integration/govim: update to go1.14 images
Change-Id: I24b6b20ca78867cc973ca0a96c388876f4f40c70
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222663
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-09 17:26:05 +00:00
Danish Prakash
c94e1fe145 internal/lsp/source: return location(s) for imported packages
Fixes golang/go#32993

Change-Id: Iff2f7ab8e34eea1ce7c1ab99fb2e51589dce95c4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210321
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-09 16:25:02 +00:00
Muir Manders
11ec41452d internal/lsp/source: support completing "range" keyword
We now offer "range" keyword in the for loop init statement:

for i := r<> // offer "range" completion candidate

Updates golang/go#34009.

Change-Id: I2e4c1db11c37127406c78191681c39b9dd3439f7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220504
Run-TryBot: Muir Manders <muir@mnd.rs>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-08 01:35:34 +00:00
Muir Manders
2047c2d578 internal/lsp/source: complete keywords as types
Offer "struct", "interface", "map", "chan", and "func" keywords when
we expect a type. For example "var foo i<>" will offer "interface".

Because "struct" and "interface" are more often used when declaring
named types, they get a higher score in type declarations. Otherwise,
"map", "chan" and "func" get a higher score.

I also got rid of the special keyword scoring. Now keywords just use
stdScore and highScore. This makes the interplay with other types of
candidates more predictable. Keywords are offered in pretty limited
contexts, so I don't think they will be annoying.

Finally, keyword candidate score is now to be scaled properly based on
how well they match the prefix. Previously they weren't penalized for
not matching well, so there were probably some situations where
keywords were ranked too high.

Updates golang/go#34009.

Change-Id: I0b659c00a8503cd72da28853dfe54fcb67f734ae
Reviewed-on: https://go-review.googlesource.com/c/tools/+/220503
Run-TryBot: Muir Manders <muir@mnd.rs>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-08 01:33:38 +00:00
Rohan Challa
51e69f7192 internal/lsp/cache/mod: return errors only within ModHandle and ModTidyHandle
This change makes ModHandle and ModTidyHandle return a ModData structure that only contains an error if something goes wrong when parsing the .mod files.

Change-Id: I89661cfefeff666bdf13cf99f4c56137e120de82
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222242
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-06 19:16:17 +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
Ian Cottrell
ca9608b5cd internal/telemetry: refactor the benchmark framework
Change-Id: I566ed7cd3a4d755cf06504e749ba54d0a309e53f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221921
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Robert Findley <rfindley@google.com>
2020-03-06 18:16:20 +00:00
Rob Findley
8287d625a0 internal/lsp/debug: guard rpc stats with a Mutex
This type was previously guarded implicitly by the global exporter
mutex. With that gone, we've started seeing panics due to races in
(*rpcs).Metric.

Guard it with a mutex.

Change-Id: I2a8c670ecfbaee9422e1f1d282b1fedb86b6a5e0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/222300
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-03-06 16:15:13 +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
Rohan Challa
136c3617b6 internal/lsp: support textDocument/formatting for .mod extension
This change implements support for textDocument/formatting when it comes to go.mod files. It also adds formatting on save ability.

To enable formatting on save for go.mod files, you need to include the following settings inside of your VSCode settings.json:

...
"[go.mod]": {
	"editor.codeActionsOnSave": {
		"source.organizeImports": true,
	},
	"editor.formatOnSave": true,
},
...

Updates golang/go#36501

Change-Id: I60ac14d0e99b2b086fe9a8581770771aafc2173c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/221223
Run-TryBot: Rohan Challa <rohan@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-03-06 13:51:27 +00:00