init commit

vector/vector.go

@@ -0,0 +1,51 @@
+package vector
+
+import (
+	"mal-go/utils"
+	"strings"
+)
+
+// TODO: replace COW with proper HashArrayMappedTrie impelmentation of PersistentVector
+
+type Vector struct {
+	_slice []any
+}
+
+func New() *Vector {
+	return new(Vector).Init()
+}
+
+func (this *Vector) Init() *Vector {
+	this._slice = make([]any, 0)
+	return this
+}
+
+func Conj(this *Vector, data any) *Vector {
+	newVec := New()
+	for _, el := range this._slice {
+		newVec._slice = append(newVec._slice, el)
+	}
+	newVec._slice = append(newVec._slice, data)
+	return newVec
+}
+
+func (this *Vector) Conj(data any) *Vector {
+	return Conj(this, data)
+}
+
+func String(this *Vector) string {
+	if this == nil {
+		return "[]"
+	}
+	var sb strings.Builder
+	sb.WriteRune('[')
+	for _, el := range this._slice {
+		sb.WriteString(utils.Stringify(el))
+		sb.WriteRune(' ')
+	}
+	return sb.String()[:sb.Len()-1] + "]"
+}
+
+func (this *Vector) String() string {
+	return String(this)
+}