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Commit Graph

21 Commits

Author SHA1 Message Date
Rebecca Stambler
d270ebf96e internal/lsp/cache: move overlay and debug handling into separate files
This change has no code modifications. Just move the handling for
overlays and debugging into separate files to make them easier to find.
Also, add some missing copyrights.

Change-Id: I7256f704c017457fa3418818d03f89f061af6fc9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/211757
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-18 19:17:43 +00:00
Rebecca Stambler
3393d29bb9 internal/lsp: propagate and handle context cancellation errors
We don't distinguish between genuine errors and context cancellation in
diagnostics, which often results in superfluous logging of these errors.
Avoid spamming the logs with them by checking.

Also, remove the logic for sending undelivered diagnostics. It's a relic
of old bugs and isn't useful.

Change-Id: I7df226539b9b1eb49ab3aae8d7b0a67f59fb3058
Reviewed-on: https://go-review.googlesource.com/c/tools/+/210197
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-12-05 22:50:56 +00:00
Rebecca Stambler
a51b8faf84 internal/lsp: rename CheckPackageHandle to PackageHandle
Change-Id: I4ea5fed9fcb71b77da4a15c9d85792bda815ddf5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/209419
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-12-02 18:29:46 +00:00
Rebecca Stambler
d7101b74a4 internal/lsp: set version correctly after textDocument/didOpen
The early return logic for didOpen events in
(*snapshot).invalidateContent was preventing the creation of a new
snapshot, which was in turn stopping the versions from being updated.

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

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

Change-Id: Ie89fcdb438b6b8b675f87335561bf47b768641ac
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208265
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-25 19:35:51 +00:00
Rebecca Stambler
2189885de9 internal/lsp/cache: disable analysis on dependencies (temporarily)
Right now, we request analyses for files in ParseExported mode, which
doesn't actually produce any meaningful facts. Disable it until we
resolve golang/go#35089, since right now, all this is doing is wasting
memory and CPU.

Change-Id: I6ffb7bdf6c915159b55753b51289cef4bd937603
Reviewed-on: https://go-review.googlesource.com/c/tools/+/208270
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-11-22 18:46:19 +00:00
Rebecca Stambler
ad01d5993d internal/lsp: run diagnostics on the entire workspace
This change runs diagnostics on all packages in the workspace, instead
of just open files. We also want to avoid invalidating the type
information for a newly-opened file (since we should have it be default
now), so handle that case.

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

Change-Id: Ifba18d77a700cda79ec79f66174de0e7f13fe319
Reviewed-on: https://go-review.googlesource.com/c/tools/+/207353
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-20 00:10:58 +00:00
Rebecca Stambler
b93886dd8b internal/lsp/cache: handle a nil pointer exception in analysis
Updates golang/go#35339

Change-Id: I2611b1a61bcf777fe4ce0f5446d1897c5698af86
Reviewed-on: https://go-review.googlesource.com/c/tools/+/205859
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-08 17:37:09 +00:00
Rebecca Stambler
dc038396d1 internal/lsp: add additional check for analysis value
Updates golang/go#35339

Change-Id: Ie990672b619d1844f66abf62010fe9a69daf00d9
Reviewed-on: https://go-review.googlesource.com/c/tools/+/205161
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-04 23:23:14 +00:00
Rebecca Stambler
8dbcdeb83d internal/lsp/cache: recover from panics in analyses
Some analyses may panic, so we should be careful to recover.

Change-Id: Ie13df07aca1a21f4e6a66648cd4890b6a31966cc
Reviewed-on: https://go-review.googlesource.com/c/tools/+/204817
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-11-01 20:02:57 +00:00
Rebecca Stambler
e931b35e96 internal/lsp/cache: don't close around actionHandle or snapshot
This change stops the memory leak from happening. It does not stop the
large number of allocations done by analysis, however, so these still
need to be prevented through correct cancellation.

Change-Id: I1cf7fbf6f85ed413af1f2ea55f91862a6d7f2db7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/204558
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-11-01 15:50:08 +00:00
Rebecca Stambler
8456940f41 internal/lsp: remove the pkg.view field, in preparation for CL 204079
This change encompasses the refactorings needed to correctly implement
CL 204079. The goal of this CL is to make the actual relevant diffs more
clear.

Change-Id: I38acfd436e2380be790910e01b6e37d8280e9100
Reviewed-on: https://go-review.googlesource.com/c/tools/+/204139
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-29 23:14:01 +00:00
Rebecca Stambler
2077df3685 internal/lsp: remove analyzers from Analyze result
Also, address minor comments that I ignored from Heschi because I am
obnoxious.

Change-Id: I99dcac38578585af2cdd951dd2b9755732ef945f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203281
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-10-25 02:35:17 +00:00
Rebecca Stambler
3d91e92cde internal/lsp: stop caching diagnostics on the package
Now that we are using the memoize package to cache analysis results, we
can use that cache for suggested fixes.

Change-Id: I42905a6fe575f49d38979d53d58ea8ec59210ae0
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203278
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Heschi Kreinick <heschi@google.com>
2019-10-24 22:03:59 +00:00
Rebecca Stambler
e7a0da15e1 internal/lsp: don't cache analysis.Pass on actionHandle
There is no need to cache the pass on the actionHandle, as it does not
need to be reused and does not live outside the exec function.

Change-Id: I1737271383776b35718df3475b4f888232d57ae4
Reviewed-on: https://go-review.googlesource.com/c/tools/+/203177
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-10-24 21:34:16 +00:00
Rebecca Stambler
3057e18543 internal/lsp: move error range computations into cache package
A continuation of CL 202298, only for analysis errors.

Change-Id: I957d52cef31938ef66be73463e92695a5b56869c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/202540
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-21 22:12:58 +00:00
Rebecca Stambler
de666e9706 internal/lsp: add a test to make sure we handle bad imports
There was a regression where gopls would not type-check any package with
a bad import. This change fixes the regression and adds a test to make
sure it doesn't happen again.

Change-Id: I3acf0917d46e9444c20135559f057f0ecd20e15b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/201539
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-17 20:52:05 +00:00
Rebecca Stambler
9c6d90b5a7 internal/lsp: use the analyzer's pointer instead of name
Analyzer names are not guaranteed to be unique.

Change-Id: I4d4cc9fa746cbfbea9926f2cae0eb5dfc41027a5
Reviewed-on: https://go-review.googlesource.com/c/tools/+/201217
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-10-15 21:12:01 +00:00
Rebecca Stambler
f936694f27 internal/lsp: add analyses to the snapshot
This change makes sure that actionHandles are cached within the
snapshot, to minimize the cost of re-computing action handles on each
run of go/analysis.

Change-Id: If6191c5224285eb207aebb997787ea551a47fbaa
Reviewed-on: https://go-review.googlesource.com/c/tools/+/201098
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-10-15 15:04:14 +00:00
Rebecca Stambler
b53505e708 internal/lsp: cache analysis using memoize package
This change moves to the approach of caching the analysis using the
memoize package. This means that we will do less work, as we no longer
need to recompute results that are unchanged. The cache key for an
analysis is simply the key of the CheckPackageHandle, along with the
name of the analyzer.

Change-Id: I0e589ccf088ff1de5670401b7207ffa77a254ceb
Reviewed-on: https://go-review.googlesource.com/c/tools/+/200817
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-10-14 17:19:42 +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
Ian Cottrell
9cb49539a2 internal/lsp: make the analyzers configurable per view
This will allow view configuration to modify the set of analyzers being applied, and also allow the main gopls to inject new analyzers

Change-Id: Ic2a76118c3e29b059e19b31bd1fb54b1d9e15e54
Reviewed-on: https://go-review.googlesource.com/c/tools/+/196320
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-09-23 16:54:13 +00:00