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- // +build codecgen.exec
-
- // Copyright (c) 2012-2018 Ugorji Nwoke. All rights reserved.
- // Use of this source code is governed by a MIT license found in the LICENSE file.
-
- package codec
-
- // DO NOT EDIT. THIS FILE IS AUTO-GENERATED FROM gen-dec-(map|array).go.tmpl
-
- const genDecMapTmpl = `
- {{var "v"}} := *{{ .Varname }}
- {{var "l"}} := r.ReadMapStart()
- {{var "bh"}} := z.DecBasicHandle()
- if {{var "v"}} == nil {
- {{var "rl"}} := z.DecInferLen({{var "l"}}, {{var "bh"}}.MaxInitLen, {{ .Size }})
- {{var "v"}} = make(map[{{ .KTyp }}]{{ .Typ }}, {{var "rl"}})
- *{{ .Varname }} = {{var "v"}}
- }
- var {{var "mk"}} {{ .KTyp }}
- var {{var "mv"}} {{ .Typ }}
- var {{var "mg"}}, {{var "mdn"}} {{if decElemKindPtr}}, {{var "ms"}}, {{var "mok"}}{{end}} bool
- if {{var "bh"}}.MapValueReset {
- {{if decElemKindPtr}}{{var "mg"}} = true
- {{else if decElemKindIntf}}if !{{var "bh"}}.InterfaceReset { {{var "mg"}} = true }
- {{else if not decElemKindImmutable}}{{var "mg"}} = true
- {{end}} }
- if {{var "l"}} != 0 {
- {{var "hl"}} := {{var "l"}} > 0
- for {{var "j"}} := 0; ({{var "hl"}} && {{var "j"}} < {{var "l"}}) || !({{var "hl"}} || r.CheckBreak()); {{var "j"}}++ {
- r.ReadMapElemKey() {{/* z.DecSendContainerState(codecSelfer_containerMapKey{{ .Sfx }}) */}}
- {{ $x := printf "%vmk%v" .TempVar .Rand }}{{ decLineVarK $x }}
- {{ if eq .KTyp "interface{}" }}{{/* // special case if a byte array. */}}if {{var "bv"}}, {{var "bok"}} := {{var "mk"}}.([]byte); {{var "bok"}} {
- {{var "mk"}} = string({{var "bv"}})
- }{{ end }}{{if decElemKindPtr}}
- {{var "ms"}} = true{{end}}
- if {{var "mg"}} {
- {{if decElemKindPtr}}{{var "mv"}}, {{var "mok"}} = {{var "v"}}[{{var "mk"}}]
- if {{var "mok"}} {
- {{var "ms"}} = false
- } {{else}}{{var "mv"}} = {{var "v"}}[{{var "mk"}}] {{end}}
- } {{if not decElemKindImmutable}}else { {{var "mv"}} = {{decElemZero}} }{{end}}
- r.ReadMapElemValue() {{/* z.DecSendContainerState(codecSelfer_containerMapValue{{ .Sfx }}) */}}
- {{var "mdn"}} = false
- {{ $x := printf "%vmv%v" .TempVar .Rand }}{{ $y := printf "%vmdn%v" .TempVar .Rand }}{{ decLineVar $x $y }}
- if {{var "mdn"}} {
- if {{ var "bh" }}.DeleteOnNilMapValue { delete({{var "v"}}, {{var "mk"}}) } else { {{var "v"}}[{{var "mk"}}] = {{decElemZero}} }
- } else if {{if decElemKindPtr}} {{var "ms"}} && {{end}} {{var "v"}} != nil {
- {{var "v"}}[{{var "mk"}}] = {{var "mv"}}
- }
- }
- } // else len==0: TODO: Should we clear map entries?
- r.ReadMapEnd() {{/* z.DecSendContainerState(codecSelfer_containerMapEnd{{ .Sfx }}) */}}
- `
-
- const genDecListTmpl = `
- {{var "v"}} := {{if not isArray}}*{{end}}{{ .Varname }}
- {{var "h"}}, {{var "l"}} := z.DecSliceHelperStart() {{/* // helper, containerLenS */}}{{if not isArray}}
- var {{var "c"}} bool {{/* // changed */}}
- _ = {{var "c"}}{{end}}
- if {{var "l"}} == 0 {
- {{if isSlice }}if {{var "v"}} == nil {
- {{var "v"}} = []{{ .Typ }}{}
- {{var "c"}} = true
- } else if len({{var "v"}}) != 0 {
- {{var "v"}} = {{var "v"}}[:0]
- {{var "c"}} = true
- } {{else if isChan }}if {{var "v"}} == nil {
- {{var "v"}} = make({{ .CTyp }}, 0)
- {{var "c"}} = true
- } {{end}}
- } else {
- {{var "hl"}} := {{var "l"}} > 0
- var {{var "rl"}} int
- _ = {{var "rl"}}
- {{if isSlice }} if {{var "hl"}} {
- if {{var "l"}} > cap({{var "v"}}) {
- {{var "rl"}} = z.DecInferLen({{var "l"}}, z.DecBasicHandle().MaxInitLen, {{ .Size }})
- if {{var "rl"}} <= cap({{var "v"}}) {
- {{var "v"}} = {{var "v"}}[:{{var "rl"}}]
- } else {
- {{var "v"}} = make([]{{ .Typ }}, {{var "rl"}})
- }
- {{var "c"}} = true
- } else if {{var "l"}} != len({{var "v"}}) {
- {{var "v"}} = {{var "v"}}[:{{var "l"}}]
- {{var "c"}} = true
- }
- } {{end}}
- var {{var "j"}} int
- // var {{var "dn"}} bool
- for {{var "j"}} = 0; ({{var "hl"}} && {{var "j"}} < {{var "l"}}) || !({{var "hl"}} || r.CheckBreak()); {{var "j"}}++ { // bounds-check-elimination
- {{if not isArray}} if {{var "j"}} == 0 && {{var "v"}} == nil {
- if {{var "hl"}} {
- {{var "rl"}} = z.DecInferLen({{var "l"}}, z.DecBasicHandle().MaxInitLen, {{ .Size }})
- } else {
- {{var "rl"}} = {{if isSlice}}8{{else if isChan}}64{{end}}
- }
- {{var "v"}} = make({{if isSlice}}[]{{ .Typ }}{{else if isChan}}{{.CTyp}}{{end}}, {{var "rl"}})
- {{var "c"}} = true
- }{{end}}
- {{var "h"}}.ElemContainerState({{var "j"}})
- {{/* {{var "dn"}} = r.TryDecodeAsNil() */}}{{/* commented out, as decLineVar handles this already each time */}}
- {{if isChan}}{{ $x := printf "%[1]vvcx%[2]v" .TempVar .Rand }}var {{$x}} {{ .Typ }}
- {{ decLineVar $x }}
- {{var "v"}} <- {{ $x }}
- // println(">>>> sending ", {{ $x }}, " into ", {{var "v"}}) // TODO: remove this
- {{else}}{{/* // if indefinite, etc, then expand the slice if necessary */}}
- var {{var "db"}} bool
- if {{var "j"}} >= len({{var "v"}}) {
- {{if isSlice }} {{var "v"}} = append({{var "v"}}, {{ zero }})
- {{var "c"}} = true
- {{else}} z.DecArrayCannotExpand(len(v), {{var "j"}}+1); {{var "db"}} = true
- {{end}}
- }
- if {{var "db"}} {
- z.DecSwallow()
- } else {
- {{ $x := printf "%[1]vv%[2]v[%[1]vj%[2]v]" .TempVar .Rand }}{{ decLineVar $x }}
- }
- {{end}}
- }
- {{if isSlice}} if {{var "j"}} < len({{var "v"}}) {
- {{var "v"}} = {{var "v"}}[:{{var "j"}}]
- {{var "c"}} = true
- } else if {{var "j"}} == 0 && {{var "v"}} == nil {
- {{var "v"}} = make([]{{ .Typ }}, 0)
- {{var "c"}} = true
- } {{end}}
- }
- {{var "h"}}.End()
- {{if not isArray }}if {{var "c"}} {
- *{{ .Varname }} = {{var "v"}}
- }{{end}}
- `
-
- const genEncChanTmpl = `
- {{.Label}}:
- switch timeout{{.Sfx}} := z.EncBasicHandle().ChanRecvTimeout; {
- case timeout{{.Sfx}} == 0: // only consume available
- for {
- select {
- case b{{.Sfx}} := <-{{.Chan}}:
- {{ .Slice }} = append({{.Slice}}, b{{.Sfx}})
- default:
- break {{.Label}}
- }
- }
- case timeout{{.Sfx}} > 0: // consume until timeout
- tt{{.Sfx}} := time.NewTimer(timeout{{.Sfx}})
- for {
- select {
- case b{{.Sfx}} := <-{{.Chan}}:
- {{.Slice}} = append({{.Slice}}, b{{.Sfx}})
- case <-tt{{.Sfx}}.C:
- // close(tt.C)
- break {{.Label}}
- }
- }
- default: // consume until close
- for b{{.Sfx}} := range {{.Chan}} {
- {{.Slice}} = append({{.Slice}}, b{{.Sfx}})
- }
- }
- `
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