Data race in ScriptInfo between setText and Version

[jakebailey]

I built tsgo with --race and then pointed VS Code at it. Hitting space a couple of times in checker.ts netted:

WARNING: DATA RACE
Read at 0x00c00028c868 by goroutine 487:
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).Version()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:70 +0x10c
  github.com/microsoft/typescript-go/internal/project.(*snapshot).GetLineMap()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:51 +0x12
  github.com/microsoft/typescript-go/internal/ls.Host.GetLineMap-fm()
      <autogenerated>:1 +0x59
  github.com/microsoft/typescript-go/internal/ls.(*Converters).LineAndCharacterToPosition()
      /home/jabaile/work/TypeScript-go/internal/ls/converters.go:178 +0x8f
  github.com/microsoft/typescript-go/internal/ls.(*LanguageService).ProvideCompletion()
      /home/jabaile/work/TypeScript-go/internal/ls/completions.go:43 +0xe9
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleCompletion()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:715 +0x3dd
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleRequestOrNotification()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:481 +0x288
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:364 +0x109

Previous write at 0x00c00028c868 by goroutine 10:
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).setText()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:121 +0x14f
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).editContent()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:178 +0xe2
  github.com/microsoft/typescript-go/internal/project.(*Service).applyChangesToFile()
      /home/jabaile/work/TypeScript-go/internal/project/service.go:408 +0x4e4
  github.com/microsoft/typescript-go/internal/project.(*Service).ChangeFile()
      /home/jabaile/work/TypeScript-go/internal/project/service.go:270 +0x490
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleDidChange()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:605 +0x1d6
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleRequestOrNotification()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:467 +0x1e1
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:364 +0x109
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:380 +0x687
  github.com/microsoft/typescript-go/internal/lsp.(*Server).Run.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:256 +0x46
  golang.org/x/sync/errgroup.(*Group).add.func1()
      /home/jabaile/go/pkg/mod/golang.org/x/sync@v0.14.0/errgroup/errgroup.go:130 +0x141

[jakebailey]

WARNING: DATA RACE
Write at 0x00c00028c858 by goroutine 10:
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).setText()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:120 +0xec
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).editContent()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:178 +0xe2
  github.com/microsoft/typescript-go/internal/project.(*Service).applyChangesToFile()
      /home/jabaile/work/TypeScript-go/internal/project/service.go:408 +0x4e4
  github.com/microsoft/typescript-go/internal/project.(*Service).ChangeFile()
      /home/jabaile/work/TypeScript-go/internal/project/service.go:270 +0x490
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleDidChange()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:605 +0x1d6
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleRequestOrNotification()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:467 +0x1e1
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:364 +0x109
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:380 +0x687
  github.com/microsoft/typescript-go/internal/lsp.(*Server).Run.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:256 +0x46
  golang.org/x/sync/errgroup.(*Group).add.func1()
      /home/jabaile/go/pkg/mod/golang.org/x/sync@v0.14.0/errgroup/errgroup.go:130 +0x141

Previous read at 0x00c00028c858 by goroutine 492:
  github.com/microsoft/typescript-go/internal/project.(*ScriptInfo).Text()
      /home/jabaile/work/TypeScript-go/internal/project/scriptinfo.go:65 +0x99
  github.com/microsoft/typescript-go/internal/project.(*DocumentRegistry).getDocumentWorker()
      /home/jabaile/work/TypeScript-go/internal/project/documentregistry.go:86 +0x7b
  github.com/microsoft/typescript-go/internal/project.(*DocumentRegistry).AcquireDocument()
      /home/jabaile/work/TypeScript-go/internal/project/documentregistry.go:58 +0x147
  github.com/microsoft/typescript-go/internal/project.(*Project).GetSourceFile()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:283 +0x1e7
  github.com/microsoft/typescript-go/internal/compiler.(*Program).UpdateProgram()
      /home/jabaile/work/TypeScript-go/internal/compiler/program.go:228 +0x17c
  github.com/microsoft/typescript-go/internal/project.(*Project).updateProgram()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:594 +0xc44
  github.com/microsoft/typescript-go/internal/project.(*Project).updateGraph()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:508 +0x56c
  github.com/microsoft/typescript-go/internal/project.(*Project).GetProgram()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:295 +0x64
  github.com/microsoft/typescript-go/internal/project.(*Project).GetLanguageServiceForRequest()
      /home/jabaile/work/TypeScript-go/internal/project/project.go:334 +0x52
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleCompletion()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:704 +0x104
  github.com/microsoft/typescript-go/internal/lsp.(*Server).handleRequestOrNotification()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:481 +0x288
  github.com/microsoft/typescript-go/internal/lsp.(*Server).dispatchLoop.func1()
      /home/jabaile/work/TypeScript-go/internal/lsp/server.go:364 +0x109