Files
weave-scope/vendor/github.com/ugorji/go/codec/gen-dec-array.go.tmpl
2015-10-24 11:19:50 +01:00

87 lines
3.0 KiB
Cheetah

{{var "v"}} := {{ if not isArray}}*{{ end }}{{ .Varname }}
{{var "h"}}, {{var "l"}} := z.DecSliceHelperStart() {{/* // helper, containerLenS */}}
var {{var "rr"}}, {{var "rl"}} int {{/* // num2read, length of slice/array/chan */}}
var {{var "c"}}, {{var "rt"}} bool {{/* // changed, truncated */}}
_, _, _ = {{var "c"}}, {{var "rt"}}, {{var "rl"}}
{{var "rr"}} = {{var "l"}}
{{/* rl is NOT used. Only used for getting DecInferLen. len(r) used directly in code */}}
{{ if not isArray }}if {{var "v"}} == nil {
if {{var "rl"}}, {{var "rt"}} = z.DecInferLen({{var "l"}}, z.DecBasicHandle().MaxInitLen, {{ .Size }}); {{var "rt"}} {
{{var "rr"}} = {{var "rl"}}
}
{{var "v"}} = make({{ .CTyp }}, {{var "rl"}})
{{var "c"}} = true
}
{{ end }}
if {{var "l"}} == 0 { {{ if isSlice }}
if len({{var "v"}}) != 0 {
{{var "v"}} = {{var "v"}}[:0]
{{var "c"}} = true
} {{ end }}
} else if {{var "l"}} > 0 {
{{ if isChan }}
for {{var "r"}} := 0; {{var "r"}} < {{var "l"}}; {{var "r"}}++ {
var {{var "t"}} {{ .Typ }}
{{ $x := printf "%st%s" .TempVar .Rand }}{{ decLineVar $x }}
{{var "v"}} <- {{var "t"}}
{{ else }}
if {{var "l"}} > cap({{var "v"}}) {
{{ if isArray }}z.DecArrayCannotExpand(len({{var "v"}}), {{var "l"}})
{{ else }}{{var "rl"}}, {{var "rt"}} = z.DecInferLen({{var "l"}}, z.DecBasicHandle().MaxInitLen, {{ .Size }})
{{ if .Immutable }}
{{var "v2"}} := {{var "v"}}
{{var "v"}} = make([]{{ .Typ }}, {{var "rl"}})
if len({{var "v"}}) > 0 {
copy({{var "v"}}, {{var "v2"}}[:cap({{var "v2"}})])
}
{{ else }}{{var "v"}} = make([]{{ .Typ }}, {{var "rl"}})
{{ end }}{{var "c"}} = true
{{ end }}
{{var "rr"}} = len({{var "v"}})
} else if {{var "l"}} != len({{var "v"}}) {
{{ if isSlice }}{{var "v"}} = {{var "v"}}[:{{var "l"}}]
{{var "c"}} = true {{ end }}
}
{{var "j"}} := 0
for ; {{var "j"}} < {{var "rr"}} ; {{var "j"}}++ {
{{ $x := printf "%[1]vv%[2]v[%[1]vj%[2]v]" .TempVar .Rand }}{{ decLineVar $x }}
}
{{ if isArray }}for ; {{var "j"}} < {{var "l"}} ; {{var "j"}}++ {
z.DecSwallow()
}
{{ else }}if {{var "rt"}} { {{/* means that it is mutable and slice */}}
for ; {{var "j"}} < {{var "l"}} ; {{var "j"}}++ {
{{var "v"}} = append({{var "v"}}, {{ zero}})
{{ $x := printf "%[1]vv%[2]v[%[1]vj%[2]v]" .TempVar .Rand }}{{ decLineVar $x }}
}
}
{{ end }}
{{ end }}{{/* closing 'if not chan' */}}
} else {
for {{var "j"}} := 0; !r.CheckBreak(); {{var "j"}}++ {
if {{var "j"}} >= len({{var "v"}}) {
{{ if isArray }}z.DecArrayCannotExpand(len({{var "v"}}), {{var "j"}}+1)
{{ else if isSlice}}{{var "v"}} = append({{var "v"}}, {{zero}})// var {{var "z"}} {{ .Typ }}
{{var "c"}} = true {{ end }}
}
{{ if isChan}}
var {{var "t"}} {{ .Typ }}
{{ $x := printf "%st%s" .TempVar .Rand }}{{ decLineVar $x }}
{{var "v"}} <- {{var "t"}}
{{ else }}
if {{var "j"}} < len({{var "v"}}) {
{{ $x := printf "%[1]vv%[2]v[%[1]vj%[2]v]" .TempVar .Rand }}{{ decLineVar $x }}
} else {
z.DecSwallow()
}
{{ end }}
}
{{var "h"}}.End()
}
{{ if not isArray }}if {{var "c"}} {
*{{ .Varname }} = {{var "v"}}
}{{ end }}