Adds a more complete set of numeric type conversion methods to Node.
These now cover all the bit sizes for signed and unsigned numbers. Methods have been implemented for Node values and attributes. This addresses issue #8
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jimt
parent
c085b35fb9
commit
79b9108a49
17
README.md
17
README.md
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@ -7,10 +7,12 @@ as well as perform search queries (no xpath support).
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Nodes now simply become collections and don't require you to read them in the
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order in which the xml.Parser finds them.
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### Dependencies
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None.
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### API
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The Document currently implements 2 simple search functions which allow you to
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@ -31,8 +33,14 @@ conversion to types: int, int64, uint, uint64, float32, float64:
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*node.S(ns, name string) string
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*node.I(ns, name string) int
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*node.I8(ns, name string) int8
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*node.I16(ns, name string) int16
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*node.I32(ns, name string) int32
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*node.I64(ns, name string) int64
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*node.U(ns, name string) uint
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*node.U8(ns, name string) uint8
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*node.U16(ns, name string) uint16
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*node.U32(ns, name string) uint32
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*node.U64(ns, name string) uint64
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*node.F32(ns, name string) float32
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*node.F64(ns, name string) float64
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@ -65,8 +73,14 @@ function is invoked on:
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*node.As(ns, name string) string
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*node.Ai(ns, name string) int
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*node.Ai8(ns, name string) int8
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*node.Ai16(ns, name string) int16
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*node.Ai32(ns, name string) int32
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*node.Ai64(ns, name string) int64
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*node.Au(ns, name string) uint
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*node.Au8(ns, name string) uint8
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*node.Au16(ns, name string) uint16
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*node.Au32(ns, name string) uint32
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*node.Au64(ns, name string) uint64
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*node.Af32(ns, name string) float32
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*node.Af64(ns, name string) float64
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@ -82,6 +96,9 @@ there is or if there is one at all. Node and attribute names as well, may
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be supplied as the wildcard `*`. This allows us to fetch all child nodes for
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a given namespace, regardless of their names.
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All numeric type-conversion methods assume base-10 numbers data.
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### License
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This work is subject to the CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
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185
node.go
185
node.go
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@ -56,7 +56,8 @@ func (this *Node) Unmarshal(obj interface{}) error {
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// Get node value as string
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func (this *Node) S(namespace, name string) string {
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if node := rec_SelectNode(this, namespace, name); node != nil {
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node := rec_SelectNode(this, namespace, name)
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if node != nil {
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return node.Value
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}
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return ""
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@ -64,16 +65,48 @@ func (this *Node) S(namespace, name string) string {
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// Get node value as int
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func (this *Node) I(namespace, name string) int {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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n, _ := strconv.Atoi(node.Value)
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return n
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseInt(node.Value, 10, 0)
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return int(n)
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}
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return 0
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}
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// Get node value as int8
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func (this *Node) I8(namespace, name string) int8 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseInt(node.Value, 10, 8)
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return int8(n)
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}
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return 0
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}
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// Get node value as int16
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func (this *Node) I16(namespace, name string) int16 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseInt(node.Value, 10, 16)
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return int16(n)
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}
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return 0
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}
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// Get node value as int32
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func (this *Node) I32(namespace, name string) int32 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseInt(node.Value, 10, 32)
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return int32(n)
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}
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return 0
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}
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// Get node value as int64
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func (this *Node) I64(namespace, name string) int64 {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseInt(node.Value, 10, 64)
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return n
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}
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@ -82,16 +115,48 @@ func (this *Node) I64(namespace, name string) int64 {
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// Get node value as uint
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func (this *Node) U(namespace, name string) uint {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseUint(node.Value, 10, 0)
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return uint(n)
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}
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return 0
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}
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// Get node value as uint8
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func (this *Node) U8(namespace, name string) uint8 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseUint(node.Value, 10, 8)
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return uint8(n)
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}
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return 0
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}
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// Get node value as uint16
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func (this *Node) U16(namespace, name string) uint16 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseUint(node.Value, 10, 16)
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return uint16(n)
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}
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return 0
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}
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// Get node value as uint32
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func (this *Node) U32(namespace, name string) uint32 {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseUint(node.Value, 10, 32)
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return uint32(n)
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}
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return 0
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}
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// Get node value as uint64
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func (this *Node) U64(namespace, name string) uint64 {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseUint(node.Value, 10, 64)
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return n
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}
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@ -100,7 +165,8 @@ func (this *Node) U64(namespace, name string) uint64 {
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// Get node value as float32
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func (this *Node) F32(namespace, name string) float32 {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseFloat(node.Value, 32)
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return float32(n)
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}
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@ -109,7 +175,8 @@ func (this *Node) F32(namespace, name string) float32 {
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// Get node value as float64
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func (this *Node) F64(namespace, name string) float64 {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseFloat(node.Value, 64)
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return n
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}
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@ -118,7 +185,8 @@ func (this *Node) F64(namespace, name string) float64 {
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// Get node value as bool
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func (this *Node) B(namespace, name string) bool {
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if node := rec_SelectNode(this, namespace, name); node != nil && node.Value != "" {
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node := rec_SelectNode(this, namespace, name)
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if node != nil && node.Value != "" {
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n, _ := strconv.ParseBool(node.Value)
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return n
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}
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@ -137,8 +205,49 @@ func (this *Node) As(namespace, name string) string {
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// Get attribute value as int
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func (this *Node) Ai(namespace, name string) int {
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if s := this.As(namespace, name); s != "" {
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n, _ := strconv.Atoi(s)
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseInt(s, 10, 0)
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return int(n)
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}
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return 0
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}
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// Get attribute value as int8
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func (this *Node) Ai8(namespace, name string) int8 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseInt(s, 10, 8)
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return int8(n)
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}
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return 0
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}
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// Get attribute value as int16
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func (this *Node) Ai16(namespace, name string) int16 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseInt(s, 10, 16)
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return int16(n)
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}
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return 0
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}
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// Get attribute value as int32
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func (this *Node) Ai32(namespace, name string) int32 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseInt(s, 10, 32)
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return int32(n)
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}
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return 0
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}
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// Get attribute value as int64
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func (this *Node) Ai64(namespace, name string) int64 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseInt(s, 10, 64)
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return n
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}
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return 0
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@ -146,26 +255,49 @@ func (this *Node) Ai(namespace, name string) int {
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// Get attribute value as uint
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func (this *Node) Au(namespace, name string) uint {
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if s := this.As(namespace, name); s != "" {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseUint(s, 10, 0)
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return uint(n)
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}
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return 0
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}
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// Get attribute value as uint64
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func (this *Node) Au64(namespace, name string) uint64 {
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if s := this.As(namespace, name); s != "" {
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n, _ := strconv.ParseUint(s, 10, 64)
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return n
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// Get attribute value as uint8
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func (this *Node) Au8(namespace, name string) uint8 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseUint(s, 10, 8)
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return uint8(n)
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}
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return 0
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}
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// Get attribute value as int64
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func (this *Node) Ai64(namespace, name string) int64 {
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if s := this.As(namespace, name); s != "" {
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n, _ := strconv.ParseInt(s, 10, 64)
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// Get attribute value as uint16
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func (this *Node) Au16(namespace, name string) uint16 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseUint(s, 10, 16)
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return uint16(n)
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}
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return 0
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}
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// Get attribute value as uint32
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func (this *Node) Au32(namespace, name string) uint32 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseUint(s, 10, 32)
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return uint32(n)
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}
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return 0
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}
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// Get attribute value as uint64
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func (this *Node) Au64(namespace, name string) uint64 {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseUint(s, 10, 64)
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return n
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}
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return 0
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@ -173,7 +305,8 @@ func (this *Node) Ai64(namespace, name string) int64 {
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// Get attribute value as float32
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func (this *Node) Af32(namespace, name string) float32 {
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if s := this.As(namespace, name); s != "" {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseFloat(s, 32)
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return float32(n)
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}
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@ -182,7 +315,8 @@ func (this *Node) Af32(namespace, name string) float32 {
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// Get attribute value as float64
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func (this *Node) Af64(namespace, name string) float64 {
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if s := this.As(namespace, name); s != "" {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseFloat(s, 64)
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return n
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}
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@ -191,7 +325,8 @@ func (this *Node) Af64(namespace, name string) float64 {
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// Get attribute value as bool
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func (this *Node) Ab(namespace, name string) bool {
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if s := this.As(namespace, name); s != "" {
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s := this.As(namespace, name)
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if s != "" {
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n, _ := strconv.ParseBool(s)
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return n
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}
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