mirror of
https://github.com/golang/go
synced 2024-11-18 19:54:44 -07:00
59bd84bb0c
We now build an instance and invoke methods on it. This is a step towards removing some global state, allowing multiple instances in one process and cleaning up some telemetry handling. Change-Id: I067469fed39c96653fffe96945c79193e86458d8 Reviewed-on: https://go-review.googlesource.com/c/tools/+/218157 Run-TryBot: Ian Cottrell <iancottrell@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Robert Findley <rfindley@google.com>
77 lines
1.9 KiB
Go
77 lines
1.9 KiB
Go
// Copyright 2019 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
// Package debug exports debug information for gopls.
|
|
package debug
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"os/exec"
|
|
"strings"
|
|
)
|
|
|
|
type PrintMode int
|
|
|
|
const (
|
|
PlainText = PrintMode(iota)
|
|
Markdown
|
|
HTML
|
|
)
|
|
|
|
// Version is a manually-updated mechanism for tracking versions.
|
|
var Version = "master"
|
|
|
|
// PrintServerInfo writes HTML debug info to w for the Instance.
|
|
func (i *Instance) PrintServerInfo(w io.Writer) {
|
|
section(w, HTML, "Server Instance", func() {
|
|
fmt.Fprintf(w, "Start time: %v\n", i.StartTime)
|
|
fmt.Fprintf(w, "LogFile: %s\n", i.Logfile)
|
|
fmt.Fprintf(w, "Working directory: %s\n", i.Workdir)
|
|
fmt.Fprintf(w, "Address: %s\n", i.ServerAddress)
|
|
fmt.Fprintf(w, "Debug address: %s\n", i.DebugAddress)
|
|
})
|
|
PrintVersionInfo(w, true, HTML)
|
|
}
|
|
|
|
// PrintVersionInfo writes version and environment information to w, using the
|
|
// output format specified by mode. verbose controls whether additional
|
|
// information is written, including section headers.
|
|
func PrintVersionInfo(w io.Writer, verbose bool, mode PrintMode) {
|
|
if !verbose {
|
|
printBuildInfo(w, false, mode)
|
|
return
|
|
}
|
|
section(w, mode, "Build info", func() {
|
|
printBuildInfo(w, true, mode)
|
|
})
|
|
fmt.Fprint(w, "\n")
|
|
section(w, mode, "Go info", func() {
|
|
cmd := exec.Command("go", "version")
|
|
cmd.Stdout = w
|
|
cmd.Run()
|
|
fmt.Fprint(w, "\n")
|
|
cmd = exec.Command("go", "env")
|
|
cmd.Stdout = w
|
|
cmd.Run()
|
|
})
|
|
}
|
|
|
|
func section(w io.Writer, mode PrintMode, title string, body func()) {
|
|
switch mode {
|
|
case PlainText:
|
|
fmt.Fprintln(w, title)
|
|
fmt.Fprintln(w, strings.Repeat("-", len(title)))
|
|
body()
|
|
case Markdown:
|
|
fmt.Fprintf(w, "#### %s\n\n```\n", title)
|
|
body()
|
|
fmt.Fprintf(w, "```\n")
|
|
case HTML:
|
|
fmt.Fprintf(w, "<h3>%s</h3>\n<pre>\n", title)
|
|
body()
|
|
fmt.Fprint(w, "</pre>\n")
|
|
}
|
|
}
|