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Commit Graph

71 Commits

Author SHA1 Message Date
Rob Findley
b4fe758a9b internal/lsp/source: don't allow mutating DefaultOptions
DefaultOptions was a value type, but held map values. This CL changes it
to a function that returns an Options value that has new instances of
all reference types. It would be better if this function returned a
pointer, but that change ended up being too large. I will need to
refactor handling of options later anyway, in order to support sessions
with differing options for golang.org/issues/34111.

This fixes a race in internal/lsp/tests: internal/hooks/analysis.go
mutates the Analyzers map.

See for example the trybots result at:
https://storage.googleapis.com/go-build-log/0d34f5f0/linux-amd64-race_4ecdf9c8.log

Change-Id: I41be450b590a3f3104ac9a1cb9cb312ea3ff7ff4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217077
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>
2020-01-31 15:48:08 +00:00
Heschi Kreinick
b4207ef493 internal/lsp: use span.URI constructor everywhere
We should never be converting to a URI directly, in case it's encoded or
needs Windows-specific fixes.

Change-Id: I8af272f878e2e4faf428bd7b74b7cba4f65093a3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/217086
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-31 00:08:51 +00:00
Heschi Kreinick
2b5094fbea internal/lsp/cmd: fix gopls check
The command line tool doesn't go through JSON RPC, so it retains type
information that's stripped in the tests. Cut the parameters down to
basic types manually for now. But I don't know why the command line
tests send RPCs if the real thing doesn't.

Fixes golang/go#36769.

Change-Id: I428b40478557ca35a7dae8d02bbcd990411f714f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/216539
Run-TryBot: Heschi Kreinick <heschi@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2020-01-27 20:51:20 +00:00
Rob Findley
78d067421b internal/lsp: remove the Context argument from NewSession
The passed-in Context is not used, and creates the illusion of a startup
dependency problem: existing code is careful to pass in the context
containing the correct Client instance.

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

Updates golang/go#34111

Change-Id: I081ad6fa800b846b63e04d7164577e3a32966704
Reviewed-on: https://go-review.googlesource.com/c/tools/+/215740
Run-TryBot: Robert Findley <rfindley@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2020-01-21 23:07:03 +00:00
Heschi Kreinick
3ded1b734d internal/lsp: add and use nonstandard gopls/diagnoseFiles
Switch the command line client, and its tests, away from the hardcoded
30-second timeout and to a newly-added custom request.

Inconveniently for us, the jsonrpc2 package only serializes requests,
not replies. (Notifications are requests for this purpose.) So, for a
flow like this:

diagnoseFiles -->
  <-- publishDiagnostics
  <-- publishDiagnostics
diagnoseFiles <-- (reply)

...there's actually no guarantee that the incoming requests will be
processed before the reply comes in -- it gets to jump the
serialization. The only way to guarantee previous notifications have
been processed is to send another request. I didn't feel like adding
nonstandard notification support, so I just send a fake diagnostic.

Error handling for untyped JSON is hideous so for now we just panic.
Nobody else should be calling these, or if they do it's at their own
risk.

Fixes golang/go#36518.

Change-Id: I63f8df5bb627c9783314a0d38d2dac8721b3c320
Reviewed-on: https://go-review.googlesource.com/c/tools/+/214583
Run-TryBot: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2020-01-15 19:23:06 +00:00
Daisuke Suzuki
27f5d1b104 internal/lsp/cmd: fix documentation
Change-Id: I60d6337b07b2cad4d20d877d61b11ebe33d26cf6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212582
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
2020-01-02 17:13:01 +00:00
Rebecca Stambler
2aa90c603a internal/lsp: miscellaneous cleanup
CL 212102 contains a few cleanup-type fixes that are unrelated to the
actual content of that CL. Pull them out to make the diffs simpler.

Change-Id: I6b7e34320f2889d05179c8aeb8cb7f8f4c505a3b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212917
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-30 22:03:29 +00:00
Koichi Shiraishi
819aba5d6d internal/lsp/cmd: remove unnecessary message from help
remove "goplsgoplsserve" from before the main commands output.

Change-Id: Ib41376d4ad4b601650730f053682868408617c4d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/212577
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-12-27 05:00:04 +00:00
Jędrzej Szczepaniak
a0e659d513 internal/lsp, internal/tool: clean up command line of gopls
Descriptions of certain commands were changed to not start with capital
letter.

All of the commands were splitted into so called main
commands and feature commands.

Package tool did have a limitation that revealed itself when command
was invoked only with `-h`, i.e. `gopls -h`. Limitation was that in
above mentioned case, FlagSet.Parse() was intercepting `-h` flag and
printing just default usage.

Updates golang/go#35855

Change-Id: I9bd27fc72e8fb8d18025d95ebcae974dd5583e91
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210359
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-12-16 17:36:52 +00:00
Rebecca Stambler
cfcbc7796e internal/lsp: improve link in documentation on hover
This change refactors some of the logic that builds a link anchor for
a given symbol, pushing the actual Link into the HoverInformation struct.
This is necessary because type information is needed to build up that
link in certain cases, like methods.

The last step will be to correctly display struct fields.

Updates golang/go#34240
Fixes golang/go#36031

Change-Id: I7f989faddbaa07f91838a870b4477bf78ce8ddf7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210201
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-12 22:39:21 +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
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
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
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
Francesco Renzi
a3f652f180 tools/gopls: add cmd support for folding_ranges
This change adds command line support for foldingRange.
Provided with a file, it will display a list of folding
ranges within that file, with 1-indexed positions using
the format
{startingLine}:{startingChar}-{endingLine}:{endingChar}

Example:

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

Updates golang/go#32875

Change-Id: Ib35cf26088736e7c35612d783c80be7ae41b6a70
Reviewed-on: https://go-review.googlesource.com/c/tools/+/206158
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-12 00:55:09 +00:00
Francesco Renzi
f02a19dded tools/gopls: add cmd support for symbols
This change adds command line support for symbols.
Symbols are formatted as '{name} {type} {range}', with
children being preceded by a \t.

Example:

$ gopls symbols ~/tmp/foo/main.go
$
$ x Variable 7:5-7:6
$ y Constant 9:7-9:8
$ Quux Struct 29:6-29:10
$ 	Do Method 37:16-37:18
$ 	X Field 30:2-30:3
$ 	Y Field 30:5-30:6

Updates golang/go#32875

Change-Id: I1272fce733fb12b67e3d6fb948f5bf3de4ca2ca1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203609
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-11-01 17:43:07 +00:00
Kalman Bekesi
b8f202ca5e tools/gopls: add command line support for links
This adds support for calling links from the gopls command line,
e.g.

$ gopls links ~/tmp/foo/main.go

Optional arguments are:
-json, which emits range and uri in JSON
With no arguments, a unique list of links are emitted.

Updates golang/go#32875

Change-Id: I1e7cbf00a636c05ccf21bd544d9a5b7742d5d70b
GitHub-Last-Rev: 7ed1e4612186bce4077d3c73f2407cf6def211d9
GitHub-Pull-Request: golang/tools#181
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203297
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-11-01 17:18:15 +00:00
Francesco Renzi
6d8f1af9cc tools/gopls: add cmd support for signature
This change adds command line support for signatureHelp.
If the location provided corresponds to a function, that
function signature is displayed. In case that function is
documented the related comment is shown as well.

Example:

$ gopls signature ~/tmp/foo/main.go:7:5
$
$ Next(n int) []byte
$
$ Next returns a slice containing the next n bytes from
$ the buffer, advancing the buffer as if the bytes had been
$ returned by Read.

Note that linebreaks shown in the comment are just to adhere
commit message guidelines. The command prints documentation
comments on one line.

Updates golang/go#32875

Change-Id: Ib0dcc3267c594f95d80b74f289c1235c2c0c5f64
Reviewed-on: https://go-review.googlesource.com/c/tools/+/204057
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-10-31 22:07:37 +00:00
Kalman Bekesi
1e24073be8 tools/gopls: add command line support for suggestedfix
This adds support for calling suggestedfix from the gopls command line, e.g.

$ gopls suggestedfix ~/tmp/foo/main.go

Optional arguments are:
-w, which writes the changes back to the original file; and
-d, which prints a unified diff to stdout
With no arguments, the changed files are printed to stdout.

Wasn't sure if the command should be `suggestedfix` or just `fix` or `quickfix`?
Also this applies all changes to a file, does not allow for selective fixes.

Updates golang/go#32875

Change-Id: I8b75f9824be82974f6edb7c03383b4d56116943c
GitHub-Last-Rev: 070fcda33ac3494bfe8f19c2cd78c089c713ed98
GitHub-Pull-Request: golang/tools#174
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202480
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-30 23:29:56 +00:00
Kalman Bekesi
ff30247f34 tools/gopls: add command line support for imports
This adds support for calling import from the gopls command line,
e.g.

$ gopls imports -w ~/tmp/foo/main.go

Optional arguments are:
-w, which writes the changes back to the original file; and
-d, which prints a unified diff to stdout
With no arguments, the changed file is printed to stdout.

Updates golang/go#32875

Change-Id: I12f980d977fe12c16e51b024c9dd28c33ba6c002
GitHub-Last-Rev: c3fdd90e25204e7a12a94e9dfde389b7674e7e6d
GitHub-Pull-Request: golang/tools#176
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202624
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-29 17:11:47 +00:00
Rebecca Stambler
9ba33e0b33 internal/lsp/cmd: use 'go-diff' by default in format command
Change-Id: Idf6c828721921df21de3d25930580ad5ed5808d3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202620
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-29 04:13:15 +00:00
Francesco Renzi
2b544e3f2d tools/gopls: add cmd support for references
This change adds command line support for references.

Example:

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

Updates golang/go#32875

Change-Id: I9a0cf6ae8ba0a5c3d4ffc829b96fe3b42297c192
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202178
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-25 16:51:12 +00:00
Ian Cottrell
5889748991 internal/lsp: use options hooks to install diff driver
Change-Id: I2f94c2a68d0036a47ccac3fce07cf9f3b784d443
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200558
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-10-11 16:38:31 +00:00
Rebecca Stambler
22afafe332 internal/lsp/protocol: update to protocol version 3.15
I was messing around with the new diagnostic tags feature and
had to update to get it to work.

Change-Id: I4294513b460ec4806d23af20bf908cee8673f7c8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/197117
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Peter Weinberger <pjw@google.com>
2019-09-25 02:06:47 +00:00
hartzell
5eefd052ad tools/gopls: add command line support for rename
This commit adds support for calling rename from the gopls command
line, e.g.

$ gopls rename -w ~/tmp/foo/main.go:8:6
$ gopls rename -w ~/tmp/foo/main.go:#53

Optional arguments are:

- -w, which writes the changes back to the original file; and
- -d, which prints a unified diff to stdout

With no arguments, the changed files are printed to stdout.

It:

- adds internal/lsp/cmd/rename.go, which implements the command;
- adds "rename" to the list of commands in internal/lsp/cmd/cmd.go;
- removes the dummy test from internal/lsp/cmd/cmd_test.go; and
- adds internal/lsp/cmd/rename_test.go, which uses the existing
  "golden" data to implement its tests.

Updates #32875

Change-Id: I5cab5a40b4aa26357b26b0caf4ed54dbd2284d0f
GitHub-Last-Rev: fe853d325ef91f8f911987790fcba7a5a777b6ce
GitHub-Pull-Request: golang/tools#157
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194878
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-20 22:57:31 +00:00
hartzell
5adc211bf7 tools/internal/tool: refactor tool.Main() for testabilty
In it previous implementation, tool.Main was meant to be called from
an applications main().  If it encountered an error it would print the
error to standard error and exit with a non-zero status (2).

It is also called recursively and in various test functions.

Exiting on an error makes testing difficult, unnecessarily.

This change breaks the functionality into to parts: an outer
tool.MustMain() that is intended to be called by main() functions and
an inner Main that is used by MustMain() and by test functions.

None of the existing test functions use Main()'s error value, but the
failure case tests for the command line invocation of rename (#194878)
require it.

Fixes #34291

Change-Id: Id0d80fc4670d56c87398b86b1ad9fdf7a676c95b
GitHub-Last-Rev: cd64995c91c94b997754c8d8b1004afc488bf8b7
GitHub-Pull-Request: golang/tools#159
Reviewed-on: https://go-review.googlesource.com/c/tools/+/195338
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-09-19 22:27:22 +00:00
Rebecca Stambler
5edc6aefed internal/lsp: reduce usage of column mapper
A mapper is always uniquely tied to a file at a specific version, so
just build it when we get a new *ast.File. We build the mapper using the
*token.File associated with the particular *ast.File, which is why there
is one per ParseGoHandle instead of FileHandle.

Change-Id: Ida40981ef91f6133cdd07e9793337fcd67510fba
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194517
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-16 22:00:07 +00:00
Rebecca Stambler
b13fa046aa internal/lsp: merge session and view options into one
This fixes the issue of config options not being applied.
Also, handle config errors and deprecation by showing a message to the
user.

Change-Id: I850d5303a7a1e301c97324060a87929710ee6700
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194682
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-11 19:36:49 +00:00
pjw
fef9eaa9e4 x/tools/gopls: convert to the august, 2019 version of the LSP protocol
The latest version of the LSP protocol introduces a number of changes.
It is now possible to indicate partial results and progress. request.ts
had to construct some new types (at the end of tsclient.go and tsserver,go)
to avoid using a struct for a formal parameter type.  Also,
instead of using the same type for many RPCs, most RPCs now have their own
types.

Change-Id: I095a3e872f42a9f851c01ca4e3c6ac6e32446042
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194177
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-08 13:59:31 +00:00
Ian Cottrell
fa80cb575d internal/telemetry: pass the http.Client to the ocagent
This will allow us to configure the connection at need.
It will also allow us to intercept the content for tests.

Change-Id: Id7d34f2d56f233eae112bea97cccab1f2a88de55
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190798
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2019-08-21 16:29:14 +00:00
Ian Cottrell
5b08f89bfc internal/telemetry: clean up the exporter api
this shuffles things so there a single exporter API rather than an observer
It also removes most of the globals.
per telemetry type.

Change-Id: Iaa82abe2ded1fff9df8e067ed4a55bcbd9d9591f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190405
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2019-08-15 23:56:12 +00:00
Ian Cottrell
156eb2ae29 internal/lsp: split the telemetry library out
This is a straight move of some code with no changes.
It splits the part of the telemetry code that will become a standalone library from the bit that belongs in the lsp.

Change-Id: Icedb6bf1f3711da9251450531729984df6df7787
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190403
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-08-15 21:28:02 +00:00
Jan Steinke
be5259f298 internal/lsp: use x/xerrors to create new errors
This relates to https://github.com/golang/go/issues/31374 and should switch all instances within `gopls` to use `x/errors` instead of `fmt` to create new errors.

Change-Id: I18339b75d12418d852e0dcc2ba0ed6c2970783b3
GitHub-Last-Rev: f4a55d9b79e7458ef1f1e06cb5eabbabd884f321
GitHub-Pull-Request: golang/tools#108
Reviewed-on: https://go-review.googlesource.com/c/tools/+/179880
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-08-06 19:46:56 +00:00
Rebecca Stambler
249e2b9b6d internal/lsp/cmd: handle errors when adding a file
Change-Id: Iaed5c92fe777e5b9b588614b5c1696851e3f6c93
Reviewed-on: https://go-review.googlesource.com/c/tools/+/188597
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-08-06 19:33:29 +00:00
Albert Teoh
773fe550c1 gopls: return file error if file open fails
The bug manifests itself when a non-existent file is passed in as an
argument to gopls, causing a nil pointer dereference panic. This is due
to an attempt to reference the "mapper" attribute, which is not set if
the file is not found.

The resolution is to check for an informative error that is set on the
file instance after "getFile" is called and return it immediately to the
caller to allow the error to propagate up to the main() function and
print the error to stdout.

Testing:
--------

Non-existent file:
$ gopls -rpc.trace -v check gopls/doesnotexist.go
check: file:///Users/albertteoh/repo/tools/gopls/doesnotexist.go: open /Users/albertteoh/repo/tools/gopls/doesnotexist.go: no such file or directory

Existing go file:
$ gopls -rpc.trace -v check internal/lsp/definition.go
2019/08/03 13:33:00 Info:go/packages.Load
	packages = 2
2019/08/03 13:33:00 Info:go/packages.Load
	package = golang.org/x/tools/internal/lsp
...

Fixes golang/go#33445

Change-Id: Ib56d8a4b7f23f4882b75cf684c5d18a49d27b824
Reviewed-on: https://go-review.googlesource.com/c/tools/+/188857
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-08-05 16:01:13 +00:00
Ian Cottrell
e377ae9d63 internal/lsp: add an ocagent exporter for the telemetry system
Metrics will be added once the agent supports the json form.

Change-Id: I40f6790970311b020a7cab72474b71f4e2aa32e9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186679
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-19 00:56:02 +00:00
Ian Cottrell
625c92e46d internal/lsp: have tests report a different application name to the main gopls binary
Change-Id: I246dc9c468ee35586a8332ebdf41f23521adbc6c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186677
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-07-18 23:01:26 +00:00
Ian Cottrell
c8ecc7589e interal/lsp: add context based version of xlog
this is a temporary migration solution

Change-Id: Idb6542298dff85a0926aae761f6317ea155293db
Reviewed-on: https://go-review.googlesource.com/c/tools/+/185987
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-15 03:44:47 +00:00
Rebecca Stambler
128c804424 internal/lsp: handle language ID in didOpen calls
This change merely modifies session.DidOpen to accept the document's
language ID. It does not actually add any handling of the language ID.

Change-Id: I2582ae307d1ca062f37b4683907cdbcfdfc61809
Reviewed-on: https://go-review.googlesource.com/c/tools/+/184160
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-07-12 19:25:23 +00:00
Ian Cottrell
5f9351755f internal/lsp: stop making background contexts everywhere
For all uses inside the lsp we use the detatch logic instead
For tests we build it in the test harness instead
This is in preparation for things on the context becomming important

Change-Id: I7e6910e0d3581b82abbeeb09f9c22a99efb73142
Reviewed-on: https://go-review.googlesource.com/c/tools/+/185677
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-11 16:38:52 +00:00
Ian Cottrell
e88138204b internal/span: change URI.Filename so it just returns the filename
We panic if the uri was not a valid file uri instead
They always are a valid file URI, and we would fail miserably to cope if they were
not anyway, and there are lots of places where we need to be able to get the filename
and don't want to cope with an error that cannot occur.
If we ever have not file uri's, you will have to check if it is a file before calling
.Filename, which seems reasonable anyway.

Change-Id: Ifb26a165bd43c2d310378314550b5749b09e2ebd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/181017
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-06-10 21:39:43 +00:00
Ian Cottrell
7927dbab1b internal/lsp: build the packages config on demand from proper configuration
This moves the fileset down to the base cache, the overlays down to the session
and stores the environment on the view.
packages.Config is no longer part of any public API, and the config is build on
demand by combining all the layers of cache.
Also added some documentation to the main source pacakge interfaces.

Change-Id: I058092ad2275d433864d1f58576fc55e194607a6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/178017
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-21 17:12:43 +00:00
Ian Cottrell
faf83c64e9 internal/lsp: fix race in delivering diagnostics to the command line client
Fixes golang/go#32091

Change-Id: I1399a596169384f48d9f2409988226708dcd3473
Reviewed-on: https://go-review.googlesource.com/c/tools/+/177937
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-20 19:38:31 +00:00
Evan Digby
d88f79806b internal/lsp: fix swallowed package errors
If a package has an error that makes it completely unparseable, such as containing a .go file with no "package" statement, the error was previously unreported. Such errors would manifest as other errors.

Fixes golang/go#31712

Change-Id: I11b8d0e2e4d64b03fbcb4c35e7f0b02fccc83fad
GitHub-Last-Rev: 1581cbe36c269dd964f0b9226dbd63b1650c2a5b
GitHub-Pull-Request: golang/tools#102
Reviewed-on: https://go-review.googlesource.com/c/tools/+/177605
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-05-17 18:33:31 +00:00
Ian Cottrell
b9584148ef internal/lsp: add structured layers to the cache
This is primarily to separate the levels because they have different cache
lifetimes and sharability.
This will allow us to share results between views and even between servers.

Change-Id: I280ca19d17a6ea8a15e48637d4445e2b6cf04769
Reviewed-on: https://go-review.googlesource.com/c/tools/+/177518
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-16 21:30:38 +00:00
Rebecca Stambler
abbb706b23 internal/lsp: enable enhanced hover by default
This change removes the explicit configuration for improved
documentation on hover. We use a comment's synopsis rather than the full
comment.

However, we also add a "noDocsOnHover" setting that is used by the cmd
tests. Ultimately, no one should use this setting and we should remove
it. We leave it temporarily because the cmd tests still need work.

Change-Id: I5488eca96a729ed7edad8f59b95af163903740d6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/174378
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-05-16 17:30:22 +00:00
Ian Cottrell
0e55654012 internal/lsp: add shutdown handling
We correcly cancel all background tasks and drop all active views when
the server is asked to shut down now.
This was mostly to support the command line being able to exit cleanly

Change-Id: Iff9f5ab51572aad5e3245dc01aa87b00dcd47963
Reviewed-on: https://go-review.googlesource.com/c/tools/+/174940
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-15 23:16:32 +00:00
Ian Cottrell
44dd571771 internal/lsp: add version and bug commands
Also log gopls version information on startup in server mode.

Change-Id: If7bf85d19f993430709b1fae83083e6fdfe1b2ca
Reviewed-on: https://go-review.googlesource.com/c/tools/+/175199
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-11 04:16:02 +00:00
Ian Cottrell
90441677ad internal/lsp: suppress info and default logging unless a verbose flag is supplied
Change-Id: Ib4bf2a47cad4151b4b64d922855013b22b4fbb15
Reviewed-on: https://go-review.googlesource.com/c/tools/+/176641
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-11 04:13:52 +00:00