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Commit Graph

186 Commits

Author SHA1 Message Date
Ian Cottrell
0ec5c269d4 internal/lsp: clean up the confguraton handling
Now the jsonrpc2 library allows you to call outgoing methods within a handler
we can clean up some stuff and also have it work correctly in more cases.

Change-Id: I8633069816d92f7cc16842431775efb1a98a506a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170008
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-29 20:00:12 +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
Rebecca Stambler
0926561711 internal/lsp: fix nil pointer exception in document symbols
Change-Id: I168bf7b995aa0b609de67999879addad250eff11
Reviewed-on: https://go-review.googlesource.com/c/tools/+/170006
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-29 18:25:15 +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
Zac Bergquist
8f05a32dce internal/lsp: correctly report interface symbols
Updates golang/go#30915

Change-Id: I9c5faa615df506cf1d015a9eb48196fa9b0387ee
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169682
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-28 03:05:05 +00:00
Rebecca Stambler
2898d834dc internal/lsp: fix tiny bug in getting files by basename
This change fixes gopls on Windows.

Fixes golang/go#30967

Change-Id: Iba5eb6932a4acd6a574ad6970faf7c133ecb7d32
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169703
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-28 02:26:11 +00:00
Ian Cottrell
c70d86f8b7 internal/lsp: match files by identity
Instead of using a simple path map we now attempt to match files with
os.SameFile with fast paths for exact path matches. This should fix issues both
with symlinked directories (the mac tmp folder) and with case sensitivity
(windows)

Change-Id: I014dd01f89d08a348e7de7697cbc3a2512a6e5b3
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169699
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-27 20:14:19 +00:00
Rebecca Stambler
45dd101d87 internal/lsp: unescape uris before we convert them to span.URI
This is the first step of fixing gopls on Windows.

Change-Id: I20cea63051f448cba86996edaf7a8347b0d20bd1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169444
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Ian Cottrell <iancottrell@google.com>
2019-03-27 16:50:41 +00:00
Rebecca Stambler
41a94eb788 internal/lsp: add back distinction between var and const symbols
Change-Id: I59f87d4430c93438804cea7cc56a80f12bb42a00
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169441
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-27 01:06:29 +00:00
Rebecca Stambler
c02eab13f0 internal/lsp: group document symbols and add more detail
This change uses go/types information to get the types for the
different symbols. It also groups the symbols according to their kinds,
though this doesn't seem to be reflected in the actual VSCode UI...

Updates golang/go#30915

Change-Id: I2caefe01f9834aaad6b9e81cd391d461405ef725
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169438
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-26 23:54:22 +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
Zac Bergquist
ca36ab2721 internal/lsp: add support for document highlight
Change-Id: I232dbb0b66d690e45079808fd0dbf026c4459400
Reviewed-on: https://go-review.googlesource.com/c/tools/+/169277
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-26 19:08:20 +00:00
Zac Bergquist
1d95b17f1b x/tools/internal/lsp: add support for document symbols
Updates golang/go#30915

Change-Id: I9a447f7748eb9894fb6f4072febec132b2ed91d7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/168338
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-25 22:30:49 +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
Marwan Sulaiman
f59e586bb3 cmd/lsp: skip completion in string literals
This CL ensures that a "." inside a string literal will return an empty
completion list.

Fixes golang/go#30477

Change-Id: I1442d0acab4c12a829047805f745c4729d69c208
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167857
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
2019-03-15 16:51:35 +00:00
Rebecca Stambler
8110780cfa internal/lsp: add correct handling for circular imports
This change brings back handling for circular imports, which was removed
because I originally thought that go/packages would handle that.
However, since we are type-checking from source, we still end up having
to deal with that.

Additionally, we propagate the errors of type-checking to the
diagnostics so that the user can actually see some of the problems.

Change-Id: I0139bcaae461f1bcaf95706532bc5026f2430101
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166882
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-15 16:49:21 +00:00
Rebecca Stambler
8b67d361bb internal/lsp: configure completion to preselect the first item
The language client must support the preselect feature, so as of right
now, I don't think that this change has any effect. However, ultimately,
we should preselect the first completion item we suggest, as we rank
items.

Change-Id: I977cce26157504595a0193ab551685e21a3df155
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167466
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
2019-03-15 04:42:04 +00:00
Rebecca Stambler
8781451fe3 internal/lsp: propagate errors from in diagnostics
An ignored error in toProtocolDiagnostics could result in empty
diagnostics being (incorrectly) sent to the user.

Change-Id: I34c86a1f5bbf28888bedad094f596cc27a52b86d
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167714
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-03-15 04:33:14 +00:00
Rebecca Stambler
1286b2016b internal/lsp: filter on insert text, not label
Change-Id: Ibd0c0c7af57cc8aeec56188cf52300f7c558adfe
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167464
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-14 01:07:20 +00:00
Rebecca Stambler
a10017ccd2 internal/lsp: handle common nil pointer exceptions
We may encounter these nil pointer if go/packages cannot find the
package of the given file, for example, when the user creates a new file
or a new package.

Change-Id: I16993017243a56332dd9f7e0aaf3c1d57f20fc3a
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167462
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-13 23:43:22 +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
d55b9fb8ef internal/lsp: stop providing insertText for completion items
InsertText is deprecated, and it seems that providing both InsertText
and TextEdits causes unexpected behavior from VSCode. Avoid this by
providing only TextEdits.

Fixes golang/go#30796

Change-Id: Ieb5ad2fecd6f7083a4c1bc402634893c7e6ff49f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167457
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-13 18:39:08 +00:00
Rebecca Stambler
e65039ee41 internal/lsp: make sure completion items are never null
Change-Id: Ic6e0988319f8fb2c91b473ac2fa5480dc25dc0b7
Reviewed-on: https://go-review.googlesource.com/c/tools/+/167158
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Peter Weinberger <pjw@google.com>
2019-03-12 17:02:43 +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
Peter Weinberger
0bb0c0a6e8 tools/internal/lsp/protocol: generate LSP protocol types from source
The existing code implementing the jsonrpc LSP (language server protocol)
relies on hand-translated definitions for the needed Go data types.
Unfortunately Microsoft makes changes, not always backwards
compatibly. This code generates the Go data types directly from the
Typescript source.

Adapting gopls to the new data definitions will happen in a future CL.

Change-Id: I032c69a16b6f2614370765dcd6dbdb38e9f40ab6
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166277
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-12 15:15:45 +00:00
Peter Weinberger
6a988fd03a tools/cmd/gopls: modify gopls to use automatcally generated types
Gopls presently uses hand-coded data types (in internal/lsp/protocol)
for communicating with LSP clients. Instead, modify it to use the
automatically generated file (internal/lsp/protocol/tsprotocol.go).

Replaced files have been put (temporarily) in a directory 'preserve'
so readers can compare the old data types with the new ones.

Change-Id: Idfa53a5783e2d6a47e03b20641dd76fbc2c32677
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166757
Run-TryBot: Peter Weinberger <pjw@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-12 15:13:52 +00:00
Ian Cottrell
6eedde5c1d internal/lsp: using a non line based applyEdits in tests
Change-Id: Ibbef0a74b53a95d0b08fae6e8ef24be8b0f78273
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166881
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-11 21:20:53 +00:00
Ian Cottrell
de4a0b36f1 internal/lsp: allow end of file byte offsets
Change-Id: I46d7e07a4603f19f615fed2e37e733573ea0fe08
Reviewed-on: https://go-review.googlesource.com/c/tools/+/166880
Run-TryBot: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-03-11 21:20:38 +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
69e0dcfa11 internal/lsp: cache package metadata to minimize calls to packages.Load
Instead of calling packages.Load on every character change, we reparse
the import declarations of the file and determine if they have
changed. We also introduce a metadata cache that caches the import
graph. This is used in type-checking and only updated on calls to
packages.Load.

Change-Id: I7cb384aba77ef3c1565d3b0db58e6c754d5fed15
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165137
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-03-06 16:29:03 +00:00
Rebecca Stambler
f8c04913df internal/lsp: refactor type-checking code
Separate out functions to make the code more readable.

Change-Id: I4c48a8343ba5666de375c43499420bdf244aafd1
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165022
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-05 16:07:28 +00:00
Rebecca Stambler
ac1696789e internal/lsp: temporarily disable incremental changes
It is difficult to debug gopls in combination with the incremental
changes feature. Because gopls is slow (caching CL is in progress), it
seems like the incremental changes can sometimes produce strange
behavior. Disable it for now until we can prioritize work on it.

Change-Id: I931aa39756f198d1af21dca359acc83ca3392c4c
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165023
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-05 15:57:04 +00:00
Rebecca Stambler
d56157ae75 internal/lsp: remove handling for circular imports
Also, separate type-checking logic into its own file.
go/packages returns import cycle errors anyway, so we just return them instead.

Change-Id: I1f524cdf81e1f9655c1b0afd50dd2aeaa167bb2f
Reviewed-on: https://go-review.googlesource.com/c/tools/+/165021
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-03-04 22:34:19 +00:00
Rebecca Stambler
f0a709d59f internal/lsp: set severity levels for compiler errors and vet checks
This change adds severity levels to source.Diagnostics, allowing us to
pass this information along to the LSP. This allows compiler errors to
show up in red, while vet results show up in green.

Change-Id: I2bc0b27ed6629f987c05affe00fdbe4b9bfb3b3e
Reviewed-on: https://go-review.googlesource.com/c/164299
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-02-27 23:25:17 +00:00
Yasuhiro Matsumoto
9c8c5aeafa internal/lsp/cache: skip duplicate import of packages
Change-Id: I33e06b53269cef7aa8962dd41ea74ce25e82fc54
Reviewed-on: https://go-review.googlesource.com/c/163257
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-02-21 18:09:47 +00:00
Yasuhiro Matsumoto
a24c58a209 internal/lsp: implement incremental updates to document
gopls return Incremental for TextDocumentSyncKind.

Change-Id: I7b302a540a4d2ef9eaa079cea5155859febb9a95
Reviewed-on: https://go-review.googlesource.com/c/162921
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-21 17:53:26 +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
Rebecca Stambler
8bdde6d5f2 internal/lsp: create new cache for each analysis
Because diagnostics computations happen in parallel, we were getting
concurrent map writes by keeping one cache.

Change-Id: Ifa5adffe14c509168c9f8c5cb012f3fcd3a32441
Reviewed-on: https://go-review.googlesource.com/c/163161
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Michael Matloob <matloob@golang.org>
2019-02-20 22:52:34 +00:00
Rebecca Stambler
58344e5403 internal/lsp: use cached AST when parsing files, if available
Change-Id: Ie5c9f77d973b8f9d8f7732d62b54e0a99e6b4659
Reviewed-on: https://go-review.googlesource.com/c/162890
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-20 18:46:31 +00:00
Ian Cottrell
f7b6a898a4 internal/lsp: remove unused range parameter from computeTextEdits
Change-Id: I3e9853b2a83d0328d10bcb75fc9f1f1cc996f14e
Reviewed-on: https://go-review.googlesource.com/c/163157
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-20 18:40:53 +00:00
Rebecca Stambler
550322b34f internal/lsp: return an updated view after setting a file's contents
Change-Id: I71cfa1463c3f3ec3b80faf9dd57c81d6fa75c466
Reviewed-on: https://go-review.googlesource.com/c/162892
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-20 18:06:46 +00:00
Rebecca Stambler
78f9822548 internal/lsp: fix nil pointer exception on vendored packages
Make sure to use the import path in the packages cache, rather than the
package path. Also, prefetch dependencies.

Change-Id: I0de3942346aa6755dbe904f973aca51d26ba0306
Reviewed-on: https://go-review.googlesource.com/c/162577
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-14 19:54:51 +00:00
Ian Cottrell
508f945e1a internal/lsp: change File.Read to a File.GetContent accessor
Like the previous change to the FIle interface, we treat Read as if it were an
accessor, we remember the content part but not the error part, and we may fill
it in asynchronously, so this change makes it explicit.
In the future we should probably trap the error in the read and push it back
through another channel though, it will be the root cause of later errors.

Change-Id: I3d374dd557178b4e8c5544813cd77f5c0faefe5b
Reviewed-on: https://go-review.googlesource.com/c/162403
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-14 04:36:41 +00:00
Rebecca Stambler
f3aee3358b internal/lsp: allow ExecuteCommandParams to be nil
The ExecuteCommandParams field is optional, so it can be set to nil.

Change-Id: If440257e6b64ce5189b0a4b39a6ed7fc867da5af
Reviewed-on: https://go-review.googlesource.com/c/162402
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-13 22:34:05 +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
Rebecca Stambler
740235f6c0 internal/lsp: add back check that a package was found for a given file
Added this check in golang.org/cl/161077 and unintentionally removed it in
golang.org/cl/161497.

Change-Id: I66bd2b616f4b41c25f134f6e9457c97bbcd3f72b
Reviewed-on: https://go-review.googlesource.com/c/162398
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-02-13 19:20:42 +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
0e66cc6fab internal/lsp/diff: fix bug that adds extra line to files on format
Small changes to handle the last line in the diff library, LSP tests,
and diff to text edits conversion.

Fixes golang/go#30137

Change-Id: Iff0e53a04c2dabf6f54eb7c738b4c0837f16efba
Reviewed-on: https://go-review.googlesource.com/c/162217
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-13 04:28:36 +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
Michael Matloob
340a1cdb50 internal/lsp: copy fact support from go/analysis/internal/checker.go
This changes the analysis code from that which was in unitchecker.go
to that in checker.go, so we can run actions that get facts for dependencies
concurrently.

Adds the rest of the traditional vet suite to the LSP.

TODO(matloob): test that facts are actually propagated between packages

Change-Id: I946082159777943af81bcf10e503fecc99da521e
Reviewed-on: https://go-review.googlesource.com/c/161671
Run-TryBot: Michael Matloob <matloob@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-12 19:58:15 +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
Michael Matloob
657755b003 internal/lsp: fix crash caused by lack of TypeSizes from go/packages.Load
Get dummy sizes values until we can get go/packages to forward the correct
values.

Change-Id: Ie31333e9ed7c57d02e1447097567fa894ea9de7d
Reviewed-on: https://go-review.googlesource.com/c/161937
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-11 18:30:33 +00:00
Rebecca Stambler
3744606dbb internal/lsp: type-check packages from source
This change moves gopls from type-checking packages using the
go/packages API to type-checking from source. This is the first step in
adding caching to gopls.

Change-Id: I2a7dcfd8c9c0bfc6c35c86eadcdc6f9ce53d9be7
Reviewed-on: https://go-review.googlesource.com/c/161497
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-08 22:27:37 +00:00
Michael Matloob
a3f91d6be4 internal/lsp: add support for analyzers with dependencies on other analyzers
Steal alan's parallel analysis-graph-running code from multichecker.
Facts are still not supported.

Change-Id: I22f83375d7a314b49d4f458d6dd40c33febc795b
Reviewed-on: https://go-review.googlesource.com/c/161659
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-08 18:55:13 +00:00
Michael Matloob
a8576e2603 internal/lsp: connect basic analysis functionality
This starts hooking up the analysis framework into the LSP. It runs
the Tests analysis (which I think might be the only one that doesn't
need facts or results) and reports its diagnostics if there are
no parse or typecheck failures.

Next step: figure out how to pass through results.

Change-Id: I21702d1cf5d54da399df54437f556b9351caa864
Reviewed-on: https://go-review.googlesource.com/c/161358
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-06 21:48:25 +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
Rebecca Stambler
279ab8e001 internal/lsp, go/packages/packagestest: support testing test files
This change allows testdata files to be *_test.go files.

Change-Id: Ic771ea7c89ff2d2aabd1af8be56f9c7286da9053
Reviewed-on: https://go-review.googlesource.com/c/161317
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-06 04:07:32 +00:00
Rebecca Stambler
379209517f internal/lsp: add additional logging for go/packages failures
Change-Id: I8c6dae4309df1746cd8b74d280f1f360f42cc77b
Reviewed-on: https://go-review.googlesource.com/c/161218
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-05 20:13:29 +00:00
Rebecca Stambler
90c8b4f75b internal/lsp: handle escaping URIs for files in the module cache
This change makes sure to handle escaped characters, for instance, files
in the module cache contain "@" in the path. Also, return errors when a
package is not found for a file.

Updates golang/go#30027

Change-Id: I6c4f6d0f30dde55701308b89785f02b671e81cc6
Reviewed-on: https://go-review.googlesource.com/c/161077
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Yasuhiro MATSUMOTO <mattn.jp@gmail.com>
2019-02-05 18:18:01 +00:00
Rebecca Stambler
069601f371 internal/lsp: use interface for diagnostics code
Since the diagnostics code can be either a string or a number, use an
empty interface.

Change-Id: Ie1a4183b5c82ef177176075828511070ae3520bd
Reviewed-on: https://go-review.googlesource.com/c/161217
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-02-05 18:07:22 +00:00
Rebecca Stambler
021ffbf1e9 internal/lsp: do not return nil identifiers without errors
Change-Id: I9ffc37dc07f46536a44f7173277d0374fdda1fb8
Reviewed-on: https://go-review.googlesource.com/c/160698
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-04 17:30:59 +00:00
Rebecca Stambler
8a24307720 internal/lsp/diff: fix sources listed for diff implementation
Change-Id: I36b2903f4938c4e7a3f15567e11ab31f3f7d78f7
Reviewed-on: https://go-review.googlesource.com/c/160840
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-04 17:30:30 +00:00
Andzej Maciusovic
7414d4c1f7 internal/lsp: rank types higher when completing in return of a function
Completion now ranks type names higher for func receiver, type params and type results (e.g. func (<>) foo(<>) (<>) {}).

Fixes golang/go#29152

Change-Id: Icdd18b1b344c1cd617a4f45a7b071e53c1345478
GitHub-Last-Rev: e6acb1f2d2a7e571ffcecc500e407fdefd118fed
GitHub-Pull-Request: golang/tools#73
Reviewed-on: https://go-review.googlesource.com/c/159797
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-02-02 23:51:57 +00:00
Rebecca Stambler
51e363b66d internal/lsp: implement diff for computing text edits
Rather than replacing the whole file on gofmt or goimports, use the Myers
diff algorithm to compute diffs for a file. We send those back as text
edits.

Change-Id: I4f8cce5b27d51eae1911049ea002558a84cdf1bf
Reviewed-on: https://go-review.googlesource.com/c/158579
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-02-01 23:18:25 +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
Ian Cottrell
cc6a436ffe internal/lsp: refactor definition and hover to share functionality
The source package now exposes an Identifier method that returns information
about an identifier, which can be used to implement Definition, TypeDefinition
and Hover, as well as other command line functions in a later cl.

Change-Id: I03629c2c940215b4e2c86ee45bee8a18b79ee0e1
Reviewed-on: https://go-review.googlesource.com/c/159337
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-01-24 21:53:03 +00:00
Andzej Maciusovic
2d2e1b1749 internal/lsp: do not complete inside comments in functions
The previous change (https://go-review.googlesource.com/c/tools/+/157678) only stopped completion in comments in global scope. This change prevents completions results from being sent for comments inside of functions.

Fixes golang/go#29370

Change-Id: I2b43ae2942c6ce7376d2a5f88c40e6ac45c2b773
GitHub-Last-Rev: bc4aac1370aa5758941cdfae63290f061a55e204
GitHub-Pull-Request: golang/tools#71
Reviewed-on: https://go-review.googlesource.com/c/158538
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-01-22 18:08:10 +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
Andzej Maciusovic
f94e9803bf internal/lsp: do not complete inside comments
Fixes golang/go#29370

Change-Id: I160b00f95fe44b2d87f66dc5842bb3a124e0292c
GitHub-Last-Rev: 924c13bc86f947ca01b291e7cc0d171164c2c856
GitHub-Pull-Request: golang/tools#69
Reviewed-on: https://go-review.googlesource.com/c/157678
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
2019-01-16 17:22:44 +00:00
Rebecca Stambler
2e4132e53b internal/lsp: add a test for completion of builtin types and functions
Change-Id: I7df2cfebbf2c44d189066a6d16770c753f7bf1d4
Reviewed-on: https://go-review.googlesource.com/c/158020
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-01-16 00:24:28 +00:00
Rebecca Stambler
bf090417da internal/lsp: fix a few nil pointer exceptions in definition
Jumping to the definition of a builtin function or basic kind would
cause a nil pointer because these have no position.

Change-Id: I043a61a148757b127ff1123c8429ce23858bd13a
Reviewed-on: https://go-review.googlesource.com/c/157597
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
2019-01-14 22:23:45 +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
Yasuhiro Matsumoto
a2c791aa64 internal/lsp/cache: return error when no packages found
Change-Id: Ia11f0c428cffdd42eab5c4322e9ff6f0a38870fc
Reviewed-on: https://go-review.googlesource.com/c/156777
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2019-01-10 19:47:25 +00:00
Peter Weinberger
98df4c70be tools/internal/lsp/protocol: add LocationLink type
LocationLink was added in 3.14.0 of lsp.

Change-Id: I388dba5ab43b195cc3965e4199b49155094a2627
Reviewed-on: https://go-review.googlesource.com/c/156617
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2019-01-09 16:41:58 +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
Rebecca Stambler
d00ac6d273 internal/lsp: remove unnecessary packagestest.RangePosition type
Some cleanup of lsp_test.

Change-Id: I0cf4eb73f223845374c7f7f4939a461ff676bde8
Reviewed-on: https://go-review.googlesource.com/c/155579
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Reviewed-by: Libor K <aschrak1978@gmail.com>
2018-12-21 23:52:34 +00:00
Rebecca Stambler
62138107df internal/lsp: fix diagnostics range computation
Diagnostics were failing because of
https://go-review.googlesource.com/c/tools/+/154742, where I was using
the wrong *token.File for the position calculations. This should fix the
problem.

Change-Id: Ic44e7799da56010b5014d56029fb4e0a8a6bb0e8
Reviewed-on: https://go-review.googlesource.com/c/155479
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-21 20:18:27 +00:00
Rebecca Stambler
85a09cd5ed internal/lsp: set file contents through the source.View, not File
Refactor code as a follow-up to
https://go-review.googlesource.com/c/tools/+/154742.
Also, change every instance of "source.URI()" to "fromProtocolURI", so
that we can add a better implementation of that later on (for Windows
support).

Change-Id: Ifa24ffd7e1aebf1f7d05df6f65742769ead0922f
Reviewed-on: https://go-review.googlesource.com/c/154741
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-12-21 19:33:31 +00:00
Peter Weinberger
54d1bacb4e internal/lsp/server: fix typo in name of method foldingRange
It should say "textDocument/foldingRange" even though everyone names
the associated function FoldingRanges.

Change-Id: I79c8449a689dc8c80f745c875d9ec9892d926e9c
Reviewed-on: https://go-review.googlesource.com/c/155578
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-21 18:55:09 +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
Rebecca Stambler
f344c7530c internal/lsp: add ranges to some diagnostics messages
Added a View interface to the source package, which allows for reading
of other files (in the same package or in other packages). We were
already reading files in jump to definition (to handle the lack of
column information in export data), but now we can also read files in
diagnostics, which allows us to determine the end of an identifier so
that we can report ranges in diagnostic messages.

Updates golang/go#29150

Change-Id: I7958d860dea8f41f2df88a467b5e2946bba4d1c5
Reviewed-on: https://go-review.googlesource.com/c/154742
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-20 19:13:07 +00:00
Rebecca Stambler
6e267b5cc7 internal/lsp: add additional tests for completion
New tests include cases for anonymous structs, composite literals,
ranking of results in binary expressions, and import cycles.

Change-Id: Ic02e84e09101bb9873fc1705bba2594d655bb45b
Reviewed-on: https://go-review.googlesource.com/c/153443
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-19 22:27:14 +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
Rebecca Stambler
57eff0d8ac internal/lsp: add support for running goimports as a code action
This change adds support for goimports as a code action that can be run
on save. However, there do appear to be issues with the propagation of
the context.Only field of the CodeActionParams, so we treat every
codeAction as an organizeImports action - this should be fixed in the
next vscode-languageclient release
(https://github.com/Microsoft/vscode-languageserver-node/issues/442).

Change-Id: I64ca0034c393762248fde6521aba86ed9d41bf70
Reviewed-on: https://go-review.googlesource.com/c/154338
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-17 20:01:16 +00:00
Rebecca Stambler
17661a9724 internal/lsp/source: avoid having build tagged files for uri
Create helper functions for the exported URI functions to test
the logic that isn't OS-specific (filepath.{To,From}Slash is the OS-specific part).
Also add helpers to determine is a file or URI path is Windows-specific.

Change-Id: I6ba5119424ad5edcd59b946276e4268b2525505f
Reviewed-on: https://go-review.googlesource.com/c/153867
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-17 19:55:17 +00:00
Yasuhiro Matsumoto
49db546f37 internal/lsp/source: Use file:///C:/ on Windows file system
URI should be started with file:/// always.

Change-Id: I123e577d421de3e85dfec00596fbdb63c2231938
Reviewed-on: https://go-review.googlesource.com/c/153618
Reviewed-by: Rebecca Stambler <rstambler@golang.org>
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-12-12 20:00:58 +00:00
Rebecca Stambler
b620e9ecbe internal/lsp: use rootURI as config.Dir in packages.Load
This change was inspired by https://golang.org/cl/153777.

Fixes golang/go#29174

Change-Id: I9d9a8b95e984c8e70160d199cd1efc5aa2964ef7
Reviewed-on: https://go-review.googlesource.com/c/153863
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-12 19:28:52 +00:00
Elias Naur
2b6afc6596 internal/lsp/protocol: use correct JSON name for RootURI
According to the spec,

https://microsoft.github.io/language-server-protocol/specification#initialize

the JSON name of the RootURI field is "rootUri", not "rootURI".

Change-Id: I187be9e517a6c70dabc09de4215326f2555c3f1c
Reviewed-on: https://go-review.googlesource.com/c/153537
Reviewed-by: Ian Cottrell <iancottrell@google.com>
Run-TryBot: Ian Cottrell <iancottrell@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
2018-12-11 20:04:12 +00:00
Rebecca Stambler
8634b1ecd3 internal/lsp: improve handling of code completion snippets
A few minor fixes: check that the insert text has the expected prefix
before removing it, use a bytes.Buffer to build up snippets, and check
that functions have parentheses in their insert text before trimming
them.

Change-Id: Iaeaf6fda25d6b0a375460b975188486685be1061
Reviewed-on: https://go-review.googlesource.com/c/152978
Reviewed-by: Ingo Oeser <nightlyone@googlemail.com>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-07 19:59:48 +00:00
Rebecca Stambler
3576414c54 internal/lsp: refactor source package to use an interface
This change separates a cache package out of the
golang.org/x/tools/internal/lsp/source package. The source package now
uses an interface instead a File struct, which will allow it be reused
more easily. The cache package contains the View and File structs now.

Change-Id: Ia2114e9dafc5214c8b21bceba3adae1c36b9799d
Reviewed-on: https://go-review.googlesource.com/c/152798
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-05 22:49:35 +00:00
Rebecca Stambler
62e1d13d53 internal/lsp: add basic support for hover
This change adds a very simple implementation of hovering. It doesn't
show any documentation, just the object string for the given object.

Also, this change sets the prefix for composite literals, making sure we
don't insert duplicate text.

Change-Id: Ib706ec821a9e459a6c61c10f5dd28d1798944fa3
Reviewed-on: https://go-review.googlesource.com/c/152599
Run-TryBot: Rebecca Stambler <rstambler@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Cottrell <iancottrell@google.com>
2018-12-05 22:25:06 +00:00