x/tools/gopls: Extend hover ability to get the type of selected expression

[xzbdmw]

gopls version

golang.org/x/tools/gopls v0.0.0-20240816163142-66adacf20fc4 golang.org/x/tools/[email protected] h1:iSreTB1mHFYjQkoNmGjFjKRGkrhedt4wmfg 47nKSo28= github.com/BurntSushi/[email protected] h1:9F2/+DoOYIOksmaJFPw1tGFy1eDnIJXg+UHjuD8lTak= github.com/google/[email protected] h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= golang.org/x/exp/[email protected] h1:2O2DON6y3XMJiQRAS1UWU+54aec2uopH 3x7MAiqGW6Y= golang.org/x/[email protected] h1:utOm6MM3R3dnawAiJgn0y+xvuYRsm1RKM/4giyfDgV0= golang.org/x/[email protected] h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ= golang.org/x/[email protected] h1:nU8/tAV/21mkPrCjACUeSibjhynTovgRMXc32 +Y1Aec= golang.org/x/[email protected] h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc= golang.org/x/[email protected] h1:PoPnfVMls3TamN2+Zq6FsI1uSjUOqW1mt6AXfY w3kdw= golang.org/x/[email protected] h1:SP0mPeg2PmGCu03V+61EcQiOjmpri2XijexKdzv8Z1I= honnef.co/go/[email protected] h1:9MDAWxMoSnB6QoSqiVr7P5mtkT9pOc1kSxchzPCnqJs= mvdan.cc/[email protected] h1:G3QvahNDmpD+Aek/bNOLrFR2XC6ZAdo62dZu65gmwGo= mvdan.cc/xurls/[email protected] h1:lyBNOm8Wo71UknhUs4QTFUNNMyxy2JEIaKKo0RWOh+8= go: go1.22.4

go env

GO111MODULE='auto'
GOARCH='arm64'
GOBIN=''
GOCACHE='/Users/xzb/Library/Caches/go-build'
GOENV='/Users/xzb/Library/Application Support/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='arm64'
GOHOSTOS='darwin'
GOINSECURE=''
GOMODCACHE='/Users/xzb/go/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='darwin'
GOPATH='/Users/xzb/go'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/local/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/local/go/pkg/tool/darwin_arm64'
GOVCS=''
GOVERSION='go1.22.4'
GCCGO='gccgo'
AR='ar'
CC='clang'
CXX='clang++'
CGO_ENABLED='1'
GOMOD='/Users/xzb/Project/go/tools/go.mod'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -arch arm64 -pthread -fno-caret-diagnostics -Qunused-arguments -fmessage-length=0 -ffile-prefix-map=/var/folders/gv/r110hgbx1gbgzp95kf_q71x40000gn/T/go-build4205968761=/tmp/go-build -gno-record-gcc-switches -fno-common'

What did you do?

As the title says, get the type info of seleted range. in Goland https://github.com/user-attachments/assets/7eea395f-490f-420f-8c8e-d1897f679f0e

in rust-analyzer documentation

https://github.com/user-attachments/assets/1d12247d-eccb-44a6-819e-03ce71b40ed2

What did you see happen?

We can't hover in selection state to get type information

What did you expect to see?

Get the type info of seleted range. related:https://github.com/rust-lang/rust-analyzer/pull/9693

Editor and settings

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Logs

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