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Feature/#9 array functions (#57)

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* #9 Added 'APPEND' function

* #9 Added 'FIRST' function

* #9 Added 'FLATTEN' function

* #9 Added 'INTERSECTION' function

* #9 Added 'LAST' function

* #9 Added 'MINUS' function

* #9 Added 'NTH' function

* #9 Added 'OUTERSECTION' function

* #9 Added 'POP' function

* #9 Added 'POSITION' function

* #9 Added 'PUSH' function

* Fixed nil pointer exception in value parser

* #9 Added 'REMOVE_NTH' function

* #9 Added 'REMOVE_VALUE' function

* #9 Added 'REMOVE_VALUES' function

* #9 Added 'REVERSE' function

* #9 Added 'SHIFT' function

* #9 Added 'SLICE' function

* Removed meme

* #9 Added 'SORTED' function

* #9 Added SORTED_UNIQUE function

* #9 Added 'UNION' function

* #9 Added 'UNION_DISTINCT' function

* #9 Added 'UNIQUE' function

* #9 Added 'UNSHIFT' function

* #9 Made more strict optional arg validation

* #9 Fixed linting errors
This commit is contained in:
Tim Voronov
2018-10-05 21:27:34 -04:00
committed by GitHub
parent 9e947ea9c4
commit ec2d6a659b
53 changed files with 3053 additions and 5 deletions
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21
pkg/runtime/values/array.go
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@ -128,6 +128,10 @@ func (t *Array) ForEach(predicate ArrayPredicate) {
func (t *Array) Get(idx Int) core.Value {
l := len(t.value) - 1
if l < 0 {
return None
}
if int(idx) > l {
return None
}
@ -151,8 +155,21 @@ func (t *Array) Push(item core.Value) {
t.value = append(t.value, item)
}
func (t *Array) Slice(from, to Int) []core.Value {
return t.value[from:to]
func (t *Array) Slice(from, to Int) *Array {
length := t.Length()
if from >= length {
return NewArray(0)
}
if to > length {
to = length
}
result := new(Array)
result.value = t.value[from:to]
return result
}
func (t *Array) IndexOf(item core.Value) Int {