gen-dec-map.go.tmpl 2.1 KB

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  1. {{var "v"}} := *{{ .Varname }}
  2. {{var "l"}} := z.DecReadMapStart()
  3. if {{var "l"}} == codecSelferDecContainerLenNil{{xs}} {
  4. *{{ .Varname }} = nil
  5. } else {
  6. if {{var "v"}} == nil {
  7. {{var "rl"}} := z.DecInferLen({{var "l"}}, z.DecBasicHandle().MaxInitLen, {{ .Size }})
  8. {{var "v"}} = make(map[{{ .KTyp }}]{{ .Typ }}, {{var "rl"}})
  9. *{{ .Varname }} = {{var "v"}}
  10. }
  11. {{ $mk := var "mk" -}}
  12. var {{ $mk }} {{ .KTyp }}
  13. var {{var "mv"}} {{ .Typ }}
  14. var {{var "mg"}}, {{var "mdn"}} {{if decElemKindPtr}}, {{var "ms"}}, {{var "mok"}}{{end}} bool
  15. if z.DecBasicHandle().MapValueReset {
  16. {{if decElemKindPtr}}{{var "mg"}} = true
  17. {{else if decElemKindIntf}}if !z.DecBasicHandle().InterfaceReset { {{var "mg"}} = true }
  18. {{else if not decElemKindImmutable}}{{var "mg"}} = true
  19. {{end}} }
  20. if {{var "l"}} != 0 {
  21. {{var "hl"}} := {{var "l"}} > 0
  22. for {{var "j"}} := 0; ({{var "hl"}} && {{var "j"}} < {{var "l"}}) || !({{var "hl"}} || z.DecCheckBreak()); {{var "j"}}++ {
  23. z.DecReadMapElemKey()
  24. {{ if eq .KTyp "string" -}}
  25. {{ decLineVarK $mk -}}{{- /* decLineVarKStrZC $mk */ -}}
  26. {{ else -}}
  27. {{ decLineVarK $mk -}}
  28. {{ end -}}
  29. {{ if eq .KTyp "interface{}" }}{{/* // special case if a byte array. */ -}}
  30. if {{var "bv"}}, {{var "bok"}} := {{var "mk"}}.([]byte); {{var "bok"}} {
  31. {{var "mk"}} = z.DecStringZC({{var "bv"}})
  32. }
  33. {{ end -}}
  34. {{if decElemKindPtr -}}
  35. {{var "ms"}} = true
  36. {{end -}}
  37. if {{var "mg"}} {
  38. {{if decElemKindPtr -}}
  39. {{var "mv"}}, {{var "mok"}} = {{var "v"}}[{{ $mk }}]
  40. if {{var "mok"}} {
  41. {{var "ms"}} = false
  42. }
  43. {{else -}}
  44. {{var "mv"}} = {{var "v"}}[{{ $mk }}]
  45. {{end -}}
  46. } {{if not decElemKindImmutable}}else { {{var "mv"}} = {{decElemZero}} }{{end}}
  47. z.DecReadMapElemValue()
  48. {{var "mdn"}} = false
  49. {{ $x := printf "%vmv%v" .TempVar .Rand }}{{ $y := printf "%vmdn%v" .TempVar .Rand }}{{ decLineVar $x $y -}}
  50. if {{var "mdn"}} {
  51. {{var "v"}}[{{ $mk }}] = {{decElemZero}}
  52. } else {{if decElemKindPtr}} if {{var "ms"}} {{end}} {
  53. {{var "v"}}[{{ $mk }}] = {{var "mv"}}
  54. }
  55. }
  56. } // else len==0: leave as-is (do not clear map entries)
  57. z.DecReadMapEnd()
  58. }