Language server support for modules, debugging improvements and more

Go Modules support improvements

• Caleb Doxsey (@calebdoxsey )

  • Add grammar for go.mod and go.sum files, thus providing syntax highlighting for them. Feature Request 1886 implemented with PR 2344

• Ramya Rao (@ramya-rao-a)

  • Support gopls, the language server from Google as the one from Sourcegraph is no longer under active development. Also because gopls supports Go modules. PR 2383. Please read our updated README on language servers for the latest on what we recommend.
  • Use goimports for formatting when using Go modules without the language server because goreturns(the default formatting tool) doesn't work with modules yet. Fixes Bug 2309
  • Fix build on save, install and debug features when GO111MODULE is set to on inside the GOPATH. Fixes Bug 2238 with commit 15f571e4

New features

• Aswin M Prabhu (@aswinmprabhu)
  • Refactor commands to extract functions and variables using godoctor. Feature Request 588 implemented with PR 2139
    • Go: Extract to function
    • Go: Extract to variable

Debugging improvements

• Vlad Barosan (@vladbarosan)

  • Fix issue of debug file not being cleared after debugging on Windows. Fixes Bug 2265 with PR 2332

• Joel Hendrix (@jhendrixMSFT)

  • Fix variable display when debugging when the name has - in it. Fixes Bug 2328 with PR 2320

• Alex Schade (@aschade92)

  • You can now control whether global variables are shown or not in the variable pane while debugging by tweaking the showGlobalVariables property in the go.delveConfig setting. Feature Request 2323 implemented with PR 2351

Others

• Filippo Valsorda (@FiloSottile) & Vlad Barosan (@vladbarosan)

  • Avoid prompts to re-compile Go tools when the go.toolsGopath is different between workspaces. PR 1589

• Luis GG (@lggomez)

  • Avoid moving to the next parameter in the Signature Help feature, when provided parameter value is a string with commas. Fixes Bug 1682 with PR 1738
  • Improvements to the README for the debug adapter that provides information on how to debug the debug adapter. PR 2341
  • Add module definitions for test fixtures. PR 2306

• Sardorbek (@oneslash)

  • Remove support for older versions of Go. Fixes Bug 1026 with PR 2319
  • Fix auto-completion when there is a string with // in the same line before the current position. Fixes Bug 2240 with PR 2316

• Edouard SCHWEISGUTH (@Edznux)

  • Fix single quotes uses for JSON examples in setting descriptions. PR 2036

• Utsob Roy (@uroybd)

  • Improve the snippet for anonymous go function. PR 2354

• Chris Broadfoot (@broady)

  • Improve documentation usage of VS Code commands in README. Fixes Bug 2385 with PR 2390

• Jackson Kearl (@JacksonKearl) & Vlad Barosan (@vladbarosan)

  • Use the latest apis for the Outline feature. Feature Request 1772 implemented with PR 1795

• Ramya Rao (@ramya-rao-a)

  • Clean up the temporary directory created by the Go extension when VS Code window is closed. Fixes Bug 2188 with commit 4a241f80
  • Show the start of on save features in the output panel. Fixes Bug 1869 with commit 058eccf17
  • Ignore GOBIN when user has set go.toolsGopath setting. Fixes Bug 2339 with commit 9f99c30

0.9.2

Release 0.9.2

Pause debugging, add/remove breakpoints while debugging and whole lot of other improvements to the debugging process along with code navigation improvements in module mode

Debugging improvements

• @xiphon

  • Fix the Pause command. Fixes Bug 978 with PR 2126
  • Allow adding/removing breakpoints when debuggee is running. Fixes Bug 2002 with PR 2128
  • Use unique stack frame ids to be compliant with Debug Adapter Protocol. PR 2130

• Joel Hendrix (@jhendrixMSFT)

  • Display nested content of structs in variables pane. Fixes Bug 1010 with PR 2198
  • Display shadowed variables in variables pane. Fixes Bug 1974 with PR 2254
  • Fix the slowness during debugging that got introduced a few releases ago, by caching the package info used to call ListPackageVars command in delve. PR 2289

• Adrian Suwała (@Ashiroq) & * Vlad Barosan (@vladbarosan)

  • New command Go: Debug Test at Cursor to debug the test function under the cursor. This provides the same feature as the debug codelens, but in the form of a command. Feature Request 1088 implemented with PR 2059

• Segev Finer (@segevfiner)

  • Fix bug that got introduced in the previous release where only the top call stack frame was shown. Fixes Bug 2187 with PR 2200
  • Upstream bug fix in VS Code to avoid the frequent jump to proc.go file when stepping in/out during debugging. Fixes microsoft/vscode#65920

• Bryce Kahle (@brycekahle)

  • Use LoggingDebugSession to show logs from the VS Code debug adapter. Feature Request 858 implemented with PR 2081

• Ramya Rao (@ramya-rao-a)

  • Trace levels updated to include log which would be the old verbose. The new verbose will include logs from the VS Code debug adapter.
  • Avoid showing global variables by default as it affects performance. PR 2133

• Kuntal Majumder (@hellozee)

  • Use the new respository link for delve. PR 2277

• Jonathan Hernández (@aggressivepixels)

  • Skip installing delve on 32 bit platforms that dont support it. Fixes Bug 2191 with PR 2195

Others

• Ramya Rao (@ramya-rao-a)

  • When no folder is opened in VS Code, Go to definition feature now works on individual files. Fixes Bug 2246 with commit 58817b8
  • When the main module is opened in VS Code, Go to definition feature now works for sub modules as well. Fixes Bug 2180 with PR 2262
  • Run the on save features only for current file. This will improve performance when multiple files are being saved at once, for eg: after find replace across files. Fixes Bug 2202 with commit cf0a61c
  • Allow disabling of documentation in the auto-completion widget to solve the perf issue due to multiple go doc processes being spawned. Fixes Bug 2152 with commit e4522ba1. This is done using the flag -excludeDocs in the go.gocodeFlags setting.

• Catalin Pirvu (@katakonst)

  • Show test coverage even if the test fails. Feature Request 2193 implemented with PR 2263

• Karl Goffin (@kagof)

  • Suggest exported member name only at the start of the comment. Fixes Bug 2063 with PR 2070

• Kaarthik Rao Bekal Radhakrishna (@karthikraobr)

  • Avoid invalidating code coverage when updating single line comments. PR 1996

• Shreyas Karnik (@shreyu86)

  • Fix tool descriptions in the dropdown from Go: Install/Update Tools command. [PR 2235](https://github.com/
    /pull/2235)

• Sardorbek (@oneslash)

  • Use godef instead of the fork for modules as all changes are merged upstream now. PR 2234
  • Replace use of megacheck with staticcheck as the former is deprecated. Fixes Bug 2231 with PR 2232

• kerem (@keremgocen)

  • Check if the file at the expected tool path is executable before using it. Fixes Bug 2220 with PR 2230

• Segev Finer (@segevfiner)

  • Use the right documentation in auto-completion widget when there are multiple functions of the same name but on different receivers. Fixes Bug 2107 with PR 2215

• @richardatphilo

  • Fix Find all references feature when text is selected. Fixes Bug 2197 with PR 2226

Set variables, see pointer values, use paging in stack trace when debugging, improved modules support and more!

Modules

• Rebecca Stambler (@stamblerre)

  • Support modules when GO111MODULE is explicitly set inside GOPATH. Fixes Bug 1944 with PR 2156

• Ramya Rao (@ramya-rao-a)

  • Support Go to Definition feature when using modules even when VS Code is not started from the same path as the project.
  • Support Go to Definition feature on a symbol from a file from module cache.

Debugging

• Bryce Kahle (@brycekahle)

  • Support setting of variables during debugging in the variable pane. Feature Request 1129 implemented with PR 2076
  • Show pointer values during debugging in the variable pane. Feature Request 1989 implemented with PR 2075
  • Support the paging feature in stack traces during debugging. Feature Request 946 implemented with PR 2080
  • Run without debugging should use current file when the debug configuration points to package and respect the args, buildFlags set in the debug configuration. Fixes Bug 2085 & Bug 2086 with PR 2123
  • Run without debugging should

• Segev Finer (@segevfiner)

  • Use dlv from the path set in the go.toolsGopath setting. Fixes Bug 2099 with PR 2108

Code Navigation

• Kaarthik Rao Bekal Radhakrishna (@karthikraobr)

  • Differentiate structs from interfaces in the outline view. PR 2114

• Dima (@hummerd)

  • Support the Go to Type Definition & Peek to Type Definition commands. Feature Request 2121 implemented with PR 2136

Diagnostics

• Segev Finer (@segevfiner)
  • Avoid duplicate diagnostics when using tasks with build on save feature. Fixes Bug 2100 with PR 2109
  • Set diagnostic source so that each problem in the Problems view shows the source. Fixes Bug 2101 with PR 2109

Testing

• Charles Kenney (@Charliekenney23)

  • Support test functions with names Test, Example in codelens. Fixes Bug 2071 with PR 2072

• JP Moresmau (@JPMoresmau)

  • Fix bug where tests from another file are run due to partial match of function names. Fixes Bug 2144 with PR 2155

Others

• Nisheet Sinvhal (@Ashniu123)

  • Rebuild the package after running Go: Get Package to get rid of the missing import errors. Fixes Bug 2087 with PR 2129

• Zac Bergquist (@zmb3)

  • Close the gocode daemon when closing VS Code. Fixes Bug 2132 with PR 2137

• Sardorbek (@oneslash)

  • Fix error that shows up when typing if no packages are found. Fixes Bug 2134 with PR 2135

Docs in auto-completion widget, Language server support in Windows and more!

Features:

• Segev Finer (@segevfiner)

  • Support documentation in auto-completion widget. Feature Request 194 implemented with PR 2054

• Kaarthik Rao Bekal Radhakrishna (@karthikraobr)

  • Support Copy Value, Copy as expression and Add to Watch features in the context menu on the variables pane in the debug viewlet. Feature Request 1990 implemented with PR 2020

• Sewon Park (@sphawk)

  • go.gopath & go.toolsGopath settings now support the use of environment variables using the format ${env:XXX}. Feature Request 1732 implemented with PR 1743

• Ramya Rao (@ramya-rao-a)

  • Language Server from Sourcegraph is now supported on Windows as well.
  • Fallback to using nsf/gocode when using Go version 1.8 or older due to mdempsky/gocode#73
  • golint and gogetdoc are no longer supported in Go version 1.8 or older
  • Use go doc instead of godoc for the showing the documentation when hovering over symbols and the Signature Help widget.

• Marcus Farkas (@ToothlessGear)

  • Pass list of packages to single go build call instead of calling go build on each package to improve performance. Fixes Bug 1890 with PR 2021

• Denys Yaroshenko (@freezlite)

  • Skip auto-generated stack frames from delve. Fixes Bug 1987 & Bug 2038 with PR 2029

• Diogo Monteiro (@diogogmt)

  • Clear coverage decorators before applying new ones to avoid brighthned coverages. Fixes Bug 2045 with PR 2047

Engineering Updates

• Alexandros Dorodoulis (@alexdor)

  • Update all dependencies and use latest typescript. PR 2014
  • Use latest version in launch.json and tasks.json files, update README for debugging. PR 2013

• AnguloHerrera (@angulito)

  • Fix failing travis tests

• @SteelPhase

  • Refactor the fix for Bug 2045 with PR 2068

• @wachino

  • Add more tests for util.ts file

Documentation Updates By

• @annnnur
• Zachary Russell (@zachary-russell)
• Joel Williams (@flowonyx)
• Wim (@42wim )
• @nxadm

Fix bug with install/update of Go tools

Fix for issue with installing/updating tools when using the Go: Install/Update Tools command.
Bug 2024 fixed by Kaarthik Rao Bekal Radhakrishna (@karthikraobr) and Ramya Rao (@ramya-rao-a)

Hacktoberfest!

• Logan (@brainsnail)

  • Add option file to go.lintOnSave setting to enable linting just the current file instead of package/workspace on file save. Feature Request 1931 implemented with PR 1965

• 饺子w (@eternal-flame-AD)

  • Support auto-completion during cross-compilation. Fixes Bug 1874 with PR 2015

• Ralph Schmieder (@rschmied)

  • Enable the use of args in test flags to pass arguments to tests. Fixes Bug 1534 with PR 1976

• Tobiasz Heller (@nephe)

  • New snippet for select statements. PR 2004

• Vimal Kumar (@vimak78)

  • Include out of the box commands for Go to definition, implementation and symbol in the Go: Show All Commands feature. Feature Request 1822 implmented with PR 1952

• Cezar Sá Espinola (@cezarsa)

  • Use different icons for structs, interfaces and types. PR 1961

• Kaarthik Rao Bekal Radhakrishna (@karthikraobr)

  • Use the new import path for golint. Fixes Bug 1997 with PR 1998

• ShowerYing (@showerying), Ramya Rao (@ramya-rao-a)

  • Remove godoc from the list of installable Go tools as it doesnt support CLI mode anymore. Use godoc binary which is shipped as part of the Go distribution instead.

• Jay R. Wren (@jrwren)

  • Fix the bug where the forks of gocode & godef failed to install when user has multiple GOPATH. Fixes Bug 1966 with PR 1988

• Bradley Weston (@bweston92)

  • Include bazel option in go.gocodePackageLookupMode setting. Note: This only applies when using nsf/gocode. Latest versions of the Go extension uses mdempsky/gocode by default. PR 1908

• Ramya Rao (@ramya-rao-a)

  • Fix the regression introduced in the previous update where the testify suites arent being indentified as tests by the codelens unless go.gotoSymbol.includeImports was enabled.
  • Fix the regression where auto-completions are messed up when multiple packages match with the one being used. Fixes Bug 2011 with commit d789de0f

Documentation Updates

• @chiijlaw
• Miguel Carvajal (@krvajal)
• Forrest Cahoon (@forrcaho)

Engineering Updates

• @wachino

  • Fix failing tests with PR 2016

• Nguyen Long Nhat (@torn4dom4n)

  • Replace the use of deprecated $workspaceRoot with $workspaceFolder. PR 1977

Code coverage and few other fixes, when using Go modules

• Mathias Griffe (@Mathiasgr)

  • Fix the regression introduced in the previous update where the testify suites arent being indentified as tests by the codelens. Bug 1968 fixed with PR 1969

• Nuruddin Ashr (@uudashr) and Alec Thomas (@alecthomas)

  • Improve the iferr snippet. PR 1980 fixes Bug 1962

• Ramya Rao (@ramya-rao-a)

  • Fix the bug where code coverage is not displayed when using Go modules. Bug 1927
  • Fix the bug where file paths in the test output are not clickable when using Go modules. Bug 1973
  • Dont display the Analysis Tools Missing warning for the forks of godef and gocode. They are needed only when using Go modules and there are prompts to install them when the extension detects the use of modules.

Auto-completion, Go to definition features when using Go modules, commands to run all benchmarks in file and package, using v2 of delve api by default, and more!

Read our wiki on Go modules in VS Code which tracks the progress of Go modules support.

• Rebecca Stambler @stamblerre

  • Use of forks for the tools godef and gocode to provide Go to definition and Auto-completion features respectively when using Go modules. The binaries installed from these forks will have the suffix -gomod and will only be used when you use Go modules.

• Bianca Rosa de Mendonça @biancarosa

  • New commands Go: Benchmark File, Go: Benchmark Package and codelens to run all the benchmarks in current file & package respectively. Feature Request 1522 with PR 1898 & PR 1899

• Jeffrey Bean @jeffbean

  • New setting go.generateTestsFlags to provide flags for the gotests tool when generating tests. PR 1841

• Johan Lejdung @johan-lejdung

  • New setting go.testTags to be used for running tests. This way, you can use the existing go.buildTags for compiling and a different set of tags for running tests. Feature Request 1842 implemented with PR 1877

• Ryan Gurney @ragurney

  • Skip the blank identifiers in file outline. Bug 1889 fixed with PR 1893

• Benas Svipas @svipben

  • Fix accessibility issues with the Analysis Tools Missing button in the status bar. PR 1922

• Alec Thomas @alecthomas

  • Improve snippets for iferr and forr i.e "if err ..." the "for range". Feature Request 1920 implemented with PR 1924

• Charles Kenney @Charliekenney23

  • Create new tmp directory for each session to avoid insecure use of the temporary files created by the extension. Fixes Bug 1905 with PR 1912

• Shreyas Karnik (@shreyu86)

  • Provide auto-completions for symbols from unimported packages even when the package name has multiple matches. Fixes Bug 1884 with PR 1900

• Ramya Rao (@ramya-rao-a)

  • Use random port instead of hard-coded 2345 when running delve. Fixes Bug 1906
  • Fix issue where tests using the check package cannot be run using the Go: Test File command. Bug 1911
  • Disable module support when installing the Go tools. Fixes Bug 1919
  • Use version 2 of delve apis by default instead of version 1. Replace existing useApiV1 setting/configuration with apiVersion. Feature Request 1876
  • Prompt to update gogetdoc and gopkgs if using Go modules.
  • Disable go.inferGopath in workspace settings when using Go modules automatically.
  • Add support for the below features when using Go modules
    • Go: Add Import command that gives you a list of importable packages to add to the import block of current file
    • Go: Browse Packages command that lets you browse available packages and their files
    • Auto-completion of unimported packages when go.autocompleteUnimportedPackages setting is enabled.

Watch package variables when debugging and getting ready for Go 1.11 ....

• Show package variables and not just local variables in the debug viewlet when debugging. Feature Request 1854 implemented with PR 1865
• Fix issue with anti virus scans blocking download of the Go plugin due to a dependency. Bug 1871
• Fix broken code coverage feature in Windows in Go 1.11 as the cover profile no longer uses backward slashes. Bug 1847
• Update existing Go tools when Go version or goroot changes, instead of the checkbox UI where user has to select the tools to update.