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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,90 @@ | ||
| /* | ||
| * Copyright (c) 2018 Miguel Ángel Ortuño. | ||
| * See the LICENSE file for more information. | ||
| */ | ||
|
|
||
| package xml | ||
|
|
||
| import ( | ||
| "encoding/gob" | ||
| "io" | ||
| ) | ||
|
|
||
| // Attribute represents an XML node attribute (label=value). | ||
| type Attribute struct { | ||
| Label string | ||
| Value string | ||
| } | ||
|
|
||
| type AttributeSet struct { | ||
| attrs []Attribute | ||
| } | ||
|
|
||
| func (as *AttributeSet) Get(label string) string { | ||
| for _, attr := range as.attrs { | ||
| if attr.Label == label { | ||
| return attr.Value | ||
| } | ||
| } | ||
| return "" | ||
| } | ||
|
|
||
| func (as *AttributeSet) Len() int { | ||
| return len(as.attrs) | ||
| } | ||
|
|
||
| func (as *AttributeSet) setAttribute(label, value string) { | ||
| for i := 0; i < len(as.attrs); i++ { | ||
| if as.attrs[i].Label == label { | ||
| as.attrs[i].Value = value | ||
| return | ||
| } | ||
| } | ||
| as.attrs = append(as.attrs, Attribute{label, value}) | ||
| } | ||
|
|
||
| func (as *AttributeSet) removeAttribute(label string) { | ||
| for i := 0; i < len(as.attrs); i++ { | ||
| if as.attrs[i].Label == label { | ||
| as.attrs = append(as.attrs[:i], as.attrs[i+1:]...) | ||
| return | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func (as *AttributeSet) copyFrom(from *AttributeSet) { | ||
| as.attrs = make([]Attribute, from.Len()) | ||
| copy(as.attrs, from.attrs) | ||
| } | ||
|
|
||
| func (as *AttributeSet) toXML(w io.Writer) { | ||
| for i := 0; i < len(as.attrs); i++ { | ||
| if len(as.attrs[i].Value) == 0 { | ||
| continue | ||
| } | ||
| w.Write([]byte(" ")) | ||
| w.Write([]byte(as.attrs[i].Label)) | ||
| w.Write([]byte(`="`)) | ||
| w.Write([]byte(as.attrs[i].Value)) | ||
| w.Write([]byte(`"`)) | ||
| } | ||
| } | ||
|
|
||
| func (as *AttributeSet) fromGob(dec *gob.Decoder) { | ||
| var c int | ||
| dec.Decode(&c) | ||
| for i := 0; i < c; i++ { | ||
| var attr Attribute | ||
| dec.Decode(&attr.Label) | ||
| dec.Decode(&attr.Value) | ||
| as.attrs = append(as.attrs, attr) | ||
| } | ||
| } | ||
|
|
||
| func (as *AttributeSet) toGob(enc *gob.Encoder) { | ||
| enc.Encode(len(as.attrs)) | ||
| for _, attr := range as.attrs { | ||
| enc.Encode(&attr.Label) | ||
| enc.Encode(&attr.Value) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,6 @@ | ||
| /* | ||
| * Copyright (c) 2018 Miguel Ángel Ortuño. | ||
| * See the LICENSE file for more information. | ||
| */ | ||
|
|
||
| package xml |
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