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Commit Graph

259 Commits

Author SHA1 Message Date
Ian Cottrell
92496828d1 internal/lsp: fix regeneration of golden files
Suggested fixes was totally broken (invalid command) and many others were not in
correct sorted order.
There were lots of golden entries that were no longer used.
The regeneration script itself was broken
The definition tests are skipped, so the entries were not regenerated.

Files must have been hand edited, we probably need to document how to generate
them somewhere.

Change-Id: I1c021aeadd81f08f4572c2124f0c61912a3cd89e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/196987
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-09-25 13:16:59 +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
Rebecca Stambler
c006dc79eb internal/lsp: reorganize completion tests
Our completion tests check for a lot of different behaviors. It may be
easier to develop if we have separate tests for things like deep
completion and completion snippets.

Change-Id: I7f4b0c0e52670f2a6c00247199933fd1ffa0096f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/196021
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-24 17:09:08 +00:00
Ian Cottrell
6816ec868d gopls: refactor the cmd tests
This allows them to be run from the gopls module as well to test
the code with the hooks installed.

Change-Id: I3079a04ffe3bd221ccc2523e746cbed384e05e2f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/196321
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-09-23 22:12:42 +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
11affa06ff internal/lsp: show errors when the user is in the wrong directory
If we encounter `go list` errors when loading a user's package, we
should try to see if they've encountered any of our common error cases.
They are: 1) a user has GO111MODULE=off, but is outside of their GOPATH,
and 2) a user is in module mode but doesn't have a go.mod file.

Fortunately, go/packages does a great job handling edge cases so gopls
will work well for most of them. The main issue will be unresolved
imports. These show up in DepErrors in `go list`, so go/packages doesn't
propagate them through to the list of errors. This will require changes
to go/packages.

Updates golang/go#31668

Change-Id: Ibd5253b33b38caffeaad54a403c74c0b861fcc14
Reviewed-on: https://go-review.googlesource.com/c/tools/+/194018
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-17 21:41:55 +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
Michael Matloob
75be6cdcda internal/lsp: enable suggested fixes by default
Remove the wantSuggestedFixes flag, and run the flagged code
by default.

Add test cases for suggested fixes.
Generate a suggested fix to the assign analysis that suggests removing redundant assignments.
Fix the propagation of suggested fixes (using rstambler's code).

Change-Id: I342c8e0b75790518f228b00ebd2979d24338be3b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/193265
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-09-09 19:40:07 +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
Rebecca Stambler
bb4ee55d3d internal/lsp: change to protocol.TextEdit for formatting
The next in the sequence of CLs to convert to using protocol positions.

Change-Id: Ib3421bfc73af1b546b60c328ca66528cb9031e19
Reviewed-on: https://go-review.googlesource.com/c/tools/+/193719
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-09-06 17:54:09 +00:00
Bryan C. Mills
311ec0312e all: skip more memory-intensive tests on linux-arm
Updates golang/go#32834

Change-Id: I9844dc09d9a6eb2e79a0b28a1e69ed018bfa1bff
Reviewed-on: https://go-review.googlesource.com/c/tools/+/192578
Run-TryBot: Bryan C. Mills <bcmills@google.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-08-30 17:05:41 +00:00
Bryan C. Mills
5d7988b71d go/packages,internal/lsp: skip memory-intensive tests on the linux-arm builder
Updates golang/go#32834
Updates golang/go#30309

Change-Id: I75edb84776216523d00fadfb2e2d94ae08533c03
Reviewed-on: https://go-review.googlesource.com/c/tools/+/192336
Run-TryBot: Bryan C. Mills <bcmills@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
2019-08-29 20:36:57 +00:00
Suzy Mueller
c9403068c1 internal/lsp: add prepare rename support
Prepare rename gets the range of the identifier to rename. Returns an
error when there is no identifier to rename.

Change-Id: I5e5865bc9ff97e6a95ac4f0c48edddcfd0f9ed67
Reviewed-on: https://go-review.googlesource.com/c/tools/+/191170
Run-TryBot: Suzy Mueller <suzmue@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-08-29 20:19:46 +00:00
Suzy Mueller
114c575556 internal/lsp: add foldingRange support
Support textDocument/foldingRange request. Provide folding ranges for
multiline comment blocks, declarations, block statements, field lists,
case clauses, and call expressions.

Fixes golang/go#32987

Change-Id: I9c76e850ffa0e5bb65bee273d8ee40577c342f92
Reviewed-on: https://go-review.googlesource.com/c/tools/+/192257
Run-TryBot: Suzy Mueller <suzmue@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-08-29 20:17:30 +00:00
Peter Weinberger
d151469ab0 x/tools/gopls: reimplement rpc logging at a lower level
Over time the existing implementation became buggy. This implementation
logs close to where data is read or written from the stream connected
to the client. As is required, the log records are from the point of view
of the client.

Fixes golang/go#33755

Change-Id: I91150c697dc2cdb6d3eecbbed7a8d1805a7c476d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/191963
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-08-29 16:05:15 +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
Rebecca Stambler
547ecf7b1e internal/lsp: use protocol.Range in completion items
This change switches Completion to use protocol positions instead of
token.Pos.

Change-Id: I012ce03c9316d8363938dd0156f485982b7e04fe
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190600
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-08-20 20:57:17 +00:00
Ian Cottrell
85edb9ef32 internal/lsp: abstract the diff library so it can be substituted
this moves the actual diff algorithm into a different package and then provides hooks so it can be easily replaced with an alternate algorithm.

Change-Id: Ia0359f58878493599ea0e0fda8920f21100e16f1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190898
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-08-20 03:37:07 +00:00
Rebecca Stambler
a857023c21 internal/lsp: use protocol.Range for diagnostics instead of span.Span
This is the first in a series of many changes that will change the API
of the source package to use different types for positions. Using
token.Pos is particularly fragile, since the pos has to refer to the
specific *ast.File from which it was derived.

Change-Id: I70c9b806f7dd45b2e229954ebdcdd86e2cf3bbbb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/190340
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-08-16 17:06:24 +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
Ian Cottrell
528a2984e2 internal/lsp: fix data race in cmd tests
fixes golang/go#33392

Change-Id: I442bf8c04d793e06631a1a9d6c905cb2dcd284b8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/189944
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-08-13 03:47:49 +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
Rebecca Stambler
73d708539c internal/lsp/cmd: remove unused isRace global variable in cmd
Change-Id: I9a71df9012fe7477b9e28b8665806d2ecc18f659
Reviewed-on: https://go-review.googlesource.com/c/tools/+/188359
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Emmanuel Odeke <emm.odeke@gmail.com>
2019-08-06 19:31:56 +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
c001e47e7f internal/lsp: extra telemetry tagging of files and packages
Change-Id: Ia9a8fb5dcfb74e86b9366849810dd3edc1f898dd
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186918
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-31 19:44:43 +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
128ec6dfca internal/lsp: fixed broken tracing
I dropped the line that added the stats to the context when merging the recent changes.

Change-Id: I66ab2958b0737360896b40bf30c5ca3c2cebbae5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186300
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-07-17 19:45:35 +00:00
Ian Cottrell
b0712d6011 internal/lsp: fix the incomplete and broken commit
https://go-review.googlesource.com/c/tools/+/186297 was the wrong commit, this
adds the changes that were supposed to be part of it.

Change-Id: I0c4783195c2670f89c3213dce2511d98f21f1cf4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186379
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-07-16 20:34:22 +00:00
Ian Cottrell
502543d2ed internal/jsonrpc2: move stats and logging across to gopls
Change-Id: I718ad6075028e922a1a046b22fd01a1315421be1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/186297
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-16 19:44:06 +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
Ian Cottrell
8b927904ee internal/jsonrpc2: extract logic to handler hooks
Change-Id: Ief531e4b68fcb0dbc71e263c185fb285a9042479
Reviewed-on: https://go-review.googlesource.com/c/tools/+/185983
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-12 21:32:46 +00:00
Ian Cottrell
b32ec66a23 internal/jsonrpc2: cleanup the jsonrpc2 callbacks
We merge them into a single interface and support multiple of them rather than
just one.
This will allow us to stack handlers with different responsabilities and extract
some core logic (like tracing) out to a handler where it belongs.

Change-Id: I6aab92138550c5062fcb1bed86171e0850d1eb38
Reviewed-on: https://go-review.googlesource.com/c/tools/+/185879
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-07-12 21:23:00 +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
Jonathan Amsterdam
063514c48b internal/lsp/cmd: replace time.Tick with time.After
time.Tick produces multiple ticks (and leaks a Ticker); time.After
produces a single tick, which is what is called for here.

Change-Id: I922b11e1263a8367afec76c10831b7284f3559ec
Reviewed-on: https://go-review.googlesource.com/c/tools/+/184938
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-07-03 17:54:00 +00:00
Rebecca Stambler
3cbd95df51 internal/lsp: support a file belonging to multiple packages
This change adds supports for a package belonging to multiple files.
It requires additional packages.Loads for all of the packages to which a
file belongs (for example, if a non-test file also belongs to a package's
test variant).

For now, we re-run go/packages.Load for each file we open, regardless of
whether or not we already know about it.

This solves the issue of packages randomly belonging to a test or not.
Follow-up work needs to be done to support multiple packages in
references, rename, and diagnostics.

Fixes golang/go#32791
Fixes golang/go#30100

Change-Id: I0a5870a05825fc16cc46d405ef50c775094b0fbb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/183628
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-06-26 17:56:19 +00:00
Suzy Mueller
4adf7a708c internal/lsp: add identifier renaming
This change provides support to rename identifiers within a single
package.

The renaming is performed by finding all references to an identifier,
and then creating text edits to replace the existing text with the
new identifier.

Editing an import spec is not supported.

Fixes #27571

Change-Id: I0881b65a1b3c72d7c53d7d6ab1ea386160dc00fb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/182585
Run-TryBot: Suzy Mueller <suzmue@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-06-19 21:54:42 +00:00
Henry Wong
bf5f34bf87 internal/lsp: remove the redundant Server.Run() call.
`go s.Run(ctx)` repeats `h(s)`.

Change-Id: I03ae6df64ad34194b8f46aabd0cf67e5a9e8c777
GitHub-Last-Rev: 3669875d72a196a8c84fb1709a7cf9f84fdbb688
GitHub-Pull-Request: golang/tools#105
Reviewed-on: https://go-review.googlesource.com/c/tools/+/179297
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-06-19 15:21:02 +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
Suzy Mueller
bca362e842 internal/lsp: add find all references
This change implements the find all references feature by finding all of
the uses and definitions of the identifier within the current package.

Testing for references is done using "refs" in the testdata files and
marking the references in the package.

Change-Id: Ieb44b68608e940df5f65c3052eb9ec974f6fae6c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/181122
Run-TryBot: Suzy Mueller <suzmue@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-06-10 19:06:22 +00:00
Rebecca Stambler
8aaa1484dc internal/lsp: add some basic tests for imports
This change adds a few simple tests for the goimports behavior of gopls.
There are still missing cases for non-standard library, but this is a
good start.

Change-Id: I2f9bc2cc876dcabf81413384b83fa3508517adf0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/179918
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-06-03 23:13:51 +00:00
Ian Cottrell
08e0b306e8 internal/lsp: move PrintVersionInfo to the debug package
Also add a new rendering mode, and clean up the plain text one.
Then use it to add an info page to to the server in debug mode.

Change-Id: Ifa66a75260965d0e46e874200203ebbc4490e424
Reviewed-on: https://go-review.googlesource.com/c/tools/+/179497
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-06-03 15:29:06 +00:00
Ian Cottrell
b97706b7f6 internal/lsp: add debug page serving
This adds a framework for gopls server debugging pages, and adds the standard profiling pages to it.

Change-Id: Ie319e4ad070ac41b2ae7791cb3e0e5bb4ae12ef4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/179277
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-30 00:16:15 +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
Rebecca Stambler
bffc5affc6 internal/lsp: support definitions and hover for builtins
This change adds support for definitions and hover for builtin types and
functions. It also includes some small (non-logic) changes to the import
spec definition function.

Additionally, there are some resulting changes in diagnostics to ignore
the builtin file but also use it for definitions (Ian, you were right
with your comment on my earlier review...).

Fixes golang/go#31696

Change-Id: I52d43d010a5ca8359b539c33e40782877eb730d0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/177517
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-05-17 00:35:10 +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
Rebecca Stambler
707862fa78 internal/lsp: use builtin package for signature help
This change uses the builtin package to derive the signature help for
builtin functions.

Updates golang/go#31696

Change-Id: I458b3a89bdf143e7018e8be7cb6a5e8c068a47c2
Reviewed-on: https://go-review.googlesource.com/c/tools/+/176922
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-05-15 13:46:40 +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
Ian Cottrell
4ca280b5bd internal/lsp: fix definition tests to use golden files
specifically it uses them for the guru compatability tests
This change radically increases the test coverage of the godef tests as it now
works for all the jump to definition tests not just the specialized ones.

Change-Id: I63547138566ac3de56344dcfddb758ed5f362a06
Reviewed-on: https://go-review.googlesource.com/c/tools/+/174937
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-10 21:06:55 +00:00
Ian Cottrell
d4e30f1c22 internal/lsp: making cmd tests fast and small
This required extensive changes to the "internal" server handling and also to
the way we wait for diagnostics in the "check" verb.
It improves both memory and time by over an order of magnitude, hopefully
allowing us to renable the tests on the builders

Change-Id: I84e84ca4c449e9970ebf1d922a0a2ce0a8a49c72
Reviewed-on: https://go-review.googlesource.com/c/tools/+/175878
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-10 20:14:07 +00:00
Ian Cottrell
490d13020f internal/lsp: switch golden files to use txtar
I was about to add some more tests and it caused a huge number of golden files,
which was hard to deal with. Now all the golden files are packed into a single
.golden archive in the txtar format.
I also changed the tagging key for hover results to use the marker name rather
than the line and column, as it makes it more stable against test data changes.

Change-Id: Iaa1f54ab55a41d380db67b9f6f928fa7a52d9a5e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/174877
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-08 14:59:27 +00:00
Rebecca Stambler
5658f888b3 internal/lsp: disable rangeFormatting temporarily
RangeFormatting was broken with the introduction of the diff library,
but not noticed until golang/go#31150. Temporarily disable this behavior
until we fix it.

Change-Id: Ie3e50a763e0c0e8672ad20c3a2e37d901325d356
Reviewed-on: https://go-review.googlesource.com/c/tools/+/175938
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-05-08 13:53:17 +00:00
Ian Cottrell
3b6f9c0030 internal/lsp: add document link handling for import paths to godoc
Change-Id: Ib2eef50047dfcc64110c264e77d648f959613b88
Reviewed-on: https://go-review.googlesource.com/c/tools/+/173698
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-05-03 18:56:57 +00:00
Peter Weinberger
08ecc9edd9 internal/lsp: generate RPC interface from Typescript source
The generated code adds some server methods that are unsupported, but were
prviously unimplemented, and makes small adjusments to some parameter types.

Change-Id: I3dd32cafa3e457193f0771e0f8e150c88b381c82
Reviewed-on: https://go-review.googlesource.com/c/tools/+/173420
Run-TryBot: Peter Weinberger <pjw@google.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-04-30 16:16:08 +00:00
Ian Cottrell
35c670923e internal/lsp: clean up formatting header handling
This is mostly to set things up to use golden files the same way for other commands.

Change-Id: I7fcc7165706763e655b0e46f0790b367fe5d3d59
Reviewed-on: https://go-review.googlesource.com/c/tools/+/174018
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-29 18:49:09 +00:00
Muir Manders
c6e1543aba internal/lsp: add struct literal field snippets
Now when you accept a struct literal field name completion, you will
get a snippet that includes the colon, a tab stop, and a comma if
the literal is multi-line. If you have "gopls.usePlaceholders"
enabled, you will get a placeholder with the field's type as well.

I pushed snippet generation into the "source" package so ast and type
info is available. This allows for smarter, more context aware snippet
generation. For example, this let me fix an issue with the function
snippets where "foo<>()" was completing to "foo(<>)()". Now we don't
add the function call snippet if the position is already in a CallExpr.

I also added a new "Insert" field to CompletionItem to store the plain
object name. This way, we don't have to undo label decorations when
generating the insert text for the completion response. I also changed
"filterText" to use this "Insert" field since you don't want the
filter text to include the extra label decorations.

Fixes golang/go#31556

Change-Id: I75266b2a4c0fe4036c44b315582f51738e464a39
GitHub-Last-Rev: 1ec28b2395c7bbe748940befe8c38579f5d75f61
GitHub-Pull-Request: golang/tools#89
Reviewed-on: https://go-review.googlesource.com/c/tools/+/173577
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-29 17:59:36 +00:00
Ian Cottrell
4eab536980 internal/lsp: add the format command line
Change-Id: If7c4135b6b81b4f691d0f5eae8b49a1aca028346
Reviewed-on: https://go-review.googlesource.com/c/tools/+/171031
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-25 22:22:32 +00:00
micnncim
15d5d381ff internal/lsp: fix error handling in cmd
Found unnecessary error handling so removed.

Change-Id: I1a48e73186425291fdb0ede963b92ef6c9ce0ed8
GitHub-Last-Rev: d5cf67cb4a418bdc81dbd32eef9afb567ae4ff15
GitHub-Pull-Request: golang/tools#84
Reviewed-on: https://go-review.googlesource.com/c/tools/+/173097
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-04-22 18:06:12 +00:00
micnncim
75f23652ec internal/lsp: fix query cmd usage
`query` usage has the following duplicated description.

```
Usage: query [flags] query [flags] <mode> <mode args>
```

```
$ gopls query
query: query must be supplied a mode
answer queries about go source code

Usage: query [flags] query [flags] <mode> <mode args>

The mode argument determines the query to perform:
  definition : show declaration of selected identifier

query flags are:
  -emulate string
        compatibility mode, causes gopls to emulate another tool.
        values depend on the operation being performed
  -json
        emit output in JSON format
```

Change-Id: Ib511b6c77d8b6dc8148ca46f88a1a133d21ba25c
GitHub-Last-Rev: a022377913fec65482a26e61a2b22927de7d4132
GitHub-Pull-Request: golang/tools#85
Reviewed-on: https://go-review.googlesource.com/c/tools/+/173098
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-04-22 18:06:03 +00:00
Ian Cottrell
7f54bd5c70 internal/lsp: extract the common test logic
Change-Id: I0a3e8a2837cdeefb3dbbe7b86ed75a32b321797e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172778
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-22 16:50:02 +00:00
Muir Manders
aa740d4807 internal/lsp: handle embedded struct pointer definitions
When jumping to definition of an embedded struct pointer, be sure to
unwrap the pointer type so you properly jump to the pointee type.

Also, fix jumping to definition of an embedded struct inside an
anonymous struct inside a struct. The embedded struct detection was
continuing too far and thinking it wasn't an embedded struct when it
saw the anonymous struct.

Fixes golang/go#31451

Change-Id: I96017764270712a2ae02a85306605495075d12e7
GitHub-Last-Rev: 9997f60855ebe37bcca2fecc1ba2a7b871f393d4
GitHub-Pull-Request: golang/tools#83
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172583
Run-TryBot: Paul Jolly <paul@myitcv.org.uk>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-04-20 18:18:00 +00:00
Rebecca Stambler
f6abc2cac8 internal/lsp: check content format instead of assuming markdown
Fixes golang/go#31078

Change-Id: I2227f64d839d65d7b46d43e1b90f5b1dc298bf6f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172601
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-04-17 21:38:10 +00:00
Ian Cottrell
afc68fbc60 internal/lsp: a cleaner way of doing overlays
Change-Id: I3ee053cfc4b63f54b9bf43d0ce6a2bae713e3a0d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172638
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-17 21:35:05 +00:00
Rebecca Stambler
2e9de471eb internal/lsp: handle definitions for variables with error types
Fixes golang/go#31465

Change-Id: I2f79fe2167bab79b497125995efc938f2b63d274
Reviewed-on: https://go-review.googlesource.com/c/tools/+/172117
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-04-15 20:59:51 +00:00
Peter Weinberger
04e50493df cmd/gopls: fix incomplete ClientCapabilities struct
go.ts, the program that generates Go types for the LSP protocol, now
handles Typescript type merging for ClientCapabilites, so fields are no
longer missing. Also, to silence go lint and go vet there are changes
in the comments generated in tsprotocol.go. All the *structs were changed
to structs in ClientCapabilities as it was absurdly complex to write literals
of the type. Finally, several otherwise unused types are no longer
generated.

Change-Id: If414a32bc4d733adb2cf8befda9d8a0703c568a6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/171026
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-04-09 15:09:02 +00:00
Ian Cottrell
f558378bf8 internal/lsp: make definition use the lsp protocol
instead of driving the source pacakge directly, it indirects through the lsp
protocol (the same way check does)
We are normalizing on all the command lines doing this, so that server mode
is more viable in the future.

Change-Id: Ib5f2a059a44a5c60a53129c554e3cc14ca72c4a8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170577
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-05 17:02:55 +00:00
Ian Cottrell
d996c1aa53 internal/lsp: minor comment fix
Change-Id: I6603375beac4e321dd45f99e90d7eddbae4c6c4b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170717
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-05 16:24:45 +00:00
Ian Cottrell
923d258130 internal/lsp: make the guru emulation tests slightly looser with a different matching system
We now match only the things we realy need to, to allow the description to vary more.

Change-Id: Ib3591c41ed5a5c725f2a3efb180ba17f808de51a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170341
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-04 13:25:00 +00:00
Ian Cottrell
5bca5db4cb internal/lsp: check the client capabilities before calling workspace/configuration
Change-Id: I88d1142f4737cb74f5d6c9409218dde674dc1834
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170184
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-01 20:27:58 +00:00
Ian Cottrell
e2f00d1e07 internal/lsp: make pipe mode the default for command line tests
now there are no more race conditions in the jsonrpc or server code make
connected pipe (rather than direct API) the default in the tests to make
sure we stay clean.

Change-Id: Id1ffede795a660dbf7b265b9e0419c60cf83c6e8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170181
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-01 16:30:59 +00:00
Ian Cottrell
5d16bdd7b5 internal/lsp: add the ability to log back to the client
Also use it for errors that were otherwise silently dropped
This makes it much easier to debug problems.

Also added command line control over whether the rpc trace messages are printed, which allows you to read the
log, otherwise the file edit messages swamp the log.

Change-Id: I7b70fd18034a87b2964e6d6d5f6f33dcaf7d8ea8
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170178
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-04-01 16:22:08 +00:00
Ian Cottrell
a8f40b3f4d internal/jsonrpc2: split main loop from construction to fix race
This changes the basic API of a jsonrpc2 connection to run the
read loop as a method rather than in a go routine launched in
the NewConn. This allows the handler to be created and bound
between construction and the read loop starting, which fixes
the race.

Fixes golang/go#30091

Change-Id: I8201175affe431819cf473e5194d70c019f58425
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170003
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-29 19:31:51 +00:00
Ian Cottrell
23e29df326 internal/lsp: fix broken gopls query help comment
Change-Id: I7f1f9c4a56a1471ebb6f2b4d1a72b8d7c2223e85
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170017
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-29 15:12:28 +00:00
Ian Cottrell
4471d52094 internal/lsp: allow command line tests to connect through a pipe
With this change (finally, after a lot of detours) if you run the lsp tests with `-race -pipe` then you
can reliably reproduce the race in golang/go#30091

Change-Id: Ibd9fda5e07409a15d1bc8d14cb46fde41155aa6e
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169999
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-29 15:12:06 +00:00
Ian Cottrell
ab21143f23 internal/lsp: adding command line access to diagnostics
Change-Id: I011e337ec2bce93199cf762c09e002442ca1bd0d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167697
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-28 21:17:00 +00:00
Ian Cottrell
8889bfc21e internal/lsp: wire up configuration
This connects up the configuration message, and uses it to allow the client to set the environment
in the config passed to packages.Load

Change-Id: I75e03c01c74e9b11c8b4c47b9cbdd0574cddf778
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169704
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-28 21:16:46 +00:00
Ian Cottrell
0268d3dd07 internal/lsp: use main testdata folder
This upgrades the current gopls query definition tests to use the main testdata
folder. This considerably increases the coverage and also sets us up to better
test the other command line features as we add them.

Change-Id: If722f3f6d0270104000f1451d20851daf0757874
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169159
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-26 19:49:56 +00:00
Ian Cottrell
5a8dccf5b4 go/packages/packagestest: convert to the span library
Change-Id: Ib8984dd0828e3bb0b49eaa1604649300a4d54306
Reviewed-on: https://go-review.googlesource.com/c/tools/+/168900
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-25 16:17:52 +00:00
Benny Siegert
3096223ce8 internal/lsp/cmd: fix regexp in test
The test fails if the GOROOT directory contains a dash, e.g. as in
/usr/lib/google-golang on corporate workstations, or on certain
builders.

Change-Id: If08c438764f4b76fff7fb43ccf3e4fd56afeff1a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/168063
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-21 15:39:10 +00:00
Ian Cottrell
bb1270c20e internal/lsp: fix accepting line:colum forms to query definition
Change-Id: I425a9ebf77925b16fb7cb6fd5727d2377ab836b1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/168178
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-18 20:07:14 +00:00
Ian Cottrell
a41300a290 internal/lsp: refactor query definition test to allow adding a new test
Change-Id: I360f21012f26118947dbac7c39e17c9c1f599379
Reviewed-on: https://go-review.googlesource.com/c/tools/+/168177
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-18 20:06:54 +00:00
Elias Naur
f0bfdbff1f internal/lsp,internal/lsp/cmd: skip tests on android
Change-Id: Idd9ddd32742a9f85096b71509511492b54538190
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167818
Run-TryBot: Elias Naur <mail@eliasnaur.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-15 21:40:10 +00:00
Ian Cottrell
2f43c6d1a2 internal/span: change to private fields
Change span to hide its fields and have validating accessors
This catches the cases where either the offset or the position is being used
when it was not set.
It also normalizes the forms as the API now controls them, and allows us to
simplify some of the logic.
The converters are now allowed to return an error, which lets us cleanly
propagate bad cases.
The lsp was then converted to the new format, and also had some error checking
of its own added on the top.
All this allowed me to find and fix a few issues, most notably a case where the
wrong column mapper was being used during the conversion of definition results.

Change-Id: Iebdf8901e8269b28aaef60caf76574baa25c46d4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167858
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-15 18:05:47 +00:00
Ian Cottrell
dbad8e90c9 internal/lsp: convert to the new location library
This rationalises all the position handling and conversion code out.
Fixes golang/go#29149

Change-Id: I2814f3e8ba769924bc70f35df9e5bf4d97d064de
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166884
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-13 19:34:21 +00:00
Rebecca Stambler
7b79afddac internal/lsp: add a source.Package interface
This change adds a Package interface to the source package, which allows
us to reduce the information cached per-package (we don't use any of the
unnecessary fields in a *go/packages.Package).

This change also adds an analysis cache for each package, which is used
to cache the results of analyses to avoid recomputation.

Change-Id: I56c6b5ed51126c27f46731c87ac4eeacc63cb81a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165750
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-12 16:49:27 +00:00
Rebecca Stambler
00c44ba9c1 internal/lsp: add cache for type information
This change adds an additional cache for type information, which here is
just a *packages.Package for each package. The metadata cache maintains
the import graph, which allows us to easily determine when a package X
(and therefore any other package that imports X) should be invalidated.

Additionally, rather than performing content changes as they happen, we
queue up content changes and apply them the next time that any type
information is requested.

Updates golang/go#30309

Change-Id: Iaf569f641f84ce69b0c0d5bdabbaa85635eeb8bf
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165438
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-08 17:45:44 +00:00
Rebecca Stambler
a754db16a4 internal/lsp: absolutize paths when converting filenames to URIs
Fixes golang/go#30280

Change-Id: I95e72c8d952ce7d64114772e9ef3df6568ae5dd4
Reviewed-on: https://go-review.googlesource.com/c/163160
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-21 00:07:07 +00:00
Ian Cottrell
69a2705782 internal/lsp: remove error return values from interface "field" accessors
we don't really use them, only generate them in cases where the failure is way more fundamental, and then also fail
to remember them for the next call to the same accessor. Better to not have them.

Change-Id: I0e8abeda688f5cc2a932ed95a80d89225c399f93
Reviewed-on: https://go-review.googlesource.com/c/162399
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-13 21:58:50 +00:00
Ian Cottrell
dbb4d4be53 lsp/internal: fix incorrectly formatted file
Change-Id: Ibef9c7d5ce0abfa26ba98744c26b54d843227c23
Reviewed-on: https://go-review.googlesource.com/c/162077
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-13 16:29:12 +00:00
Rebecca Stambler
a21eef959b internal/lsp: use parallel parse files function
This change adds a copy of the parseFiles function from go/packages for
file parsing. Also fix crash caused by lack of TypeSizes from
go/packages.Load when using LoadImports mode.

Change-Id: Ie8c3c653679ab81da45905c6839de7e63966d84c
Reviewed-on: https://go-review.googlesource.com/c/161670
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-13 04:21:09 +00:00
Rebecca Stambler
f7e1b50d22 internal/lsp/cmd: set Serve.app when running with remote
Change-Id: Idf299a0b28b77a3372db20ccb0f80512422e601a
Reviewed-on: https://go-review.googlesource.com/c/162138
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-13 01:59:56 +00:00
Ian Cottrell
44bee7e801 internal/lsp: changing server noun to serve verb
Also adding in --remote support and using it to implement the equivalent
functionality of the external forward command
Also adding in --listen as a replacement for --port as it is more flexible,
specifically it allows localhost:port which
is helpful in environments where opening remotely accesible ports is
problematic.

Change-Id: I5de1cea7dd6f1ee46e7423f3be2a4caca6f040b2
Reviewed-on: https://go-review.googlesource.com/c/161658
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-11 22:49:14 +00:00
Rebecca Stambler
40960b6deb internal/lsp/cmd: fix a nil pointer and some minor clean-up
This change fixes a nil error, in addition to cleaning up a spacing
error and a typo. It also fixes the golint errors in internal/lsp/cmd.

Updates golang/go#30091

Change-Id: I24867bb878fda4e341f87d31bbec701a3814a341
Reviewed-on: https://go-review.googlesource.com/c/161220
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-02-06 04:15:39 +00:00
Ian Cottrell
067a2f313b internal/lsp/cmd: add the definition mode
Change-Id: Ib171016fb1bb063a6424677458b554a08144465c
Reviewed-on: https://go-review.googlesource.com/c/159438
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-01-31 16:39:42 +00:00
Rebecca Stambler
b258f6da23 cmd/gopls: rename "golsp" to "gopls", as in "Go Please"
Change-Id: Ie5688759ce21bffa6745eb86ef3606639e3ce335
Reviewed-on: https://go-review.googlesource.com/c/158197
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-01-16 23:16:16 +00:00
Rebecca Stambler
fc1d57b08d cmd/golsp: add a debugging tool to connect with golsp on a port
This change allows golsp to be run on a port, with an intermediary
command passing the data through. This allows for improved logging.
Also, add necessary changes to VSCode integration to allow changing the
name of the command for golsp.

Change-Id: I20dca1a50296636e57e022342ee70f0610ad1531
Reviewed-on: https://go-review.googlesource.com/c/157497
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-01-11 21:44:48 +00:00
Emil Hessman
d345f29b0d internal/lsp: fix typo
Change-Id: I04164ea5b57ebb828ecb837caa397c9e736f4d57
Reviewed-on: https://go-review.googlesource.com/c/156457
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
2019-01-07 03:02:06 +00:00
Peter Weinberger
3ad2d988d5 cmd/golsp: log elapsed times in milliseconds rather than microseconds.
Language servers provided by Microsoft seem to use Date.Now()
for calculating elapsed times. In javascript and typescript Date.Now()
reports milliseconds.

Change-Id: Ic12fc4a1d31f2548d8808b8b22aba80c44f000c3
Reviewed-on: https://go-review.googlesource.com/c/155018
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2018-12-21 15:44:17 +00:00
Ian Cottrell
a072e66104 internal/lsp: refactor the command line handling
This switched the golsp binary to support a sub-command model so it can grow
some guru like command line query capabilites

Change-Id: I1a7a49bb17701e62004bba636d6bee9de2481ffd
Reviewed-on: https://go-review.googlesource.com/c/154559
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2018-12-17 23:08:30 +00:00