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JavaSript backend (early stage)

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This commit is contained in:
Alexander Medvednikov
2019-09-14 23:48:30 +03:00
parent 982a162fbf
commit 5cc81b91cb
31 changed files with 1818 additions and 584 deletions
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35
vlib/builtin/array.v
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@ -58,7 +58,7 @@ fn new_array_from_c_array_no_alloc(len, cap, elm_size int, c_array voidptr) arra
}
// Private function, used by V (`[0; 100]`)
fn array_repeat(val voidptr, nr_repeats, elm_size int) array {
fn array_repeat_old(val voidptr, nr_repeats, elm_size int) array {
arr := array {
len: nr_repeats
cap: nr_repeats
@ -71,6 +71,35 @@ fn array_repeat(val voidptr, nr_repeats, elm_size int) array {
return arr
}
pub fn (a array) repeat(nr_repeats int) array {
arr := array {
len: nr_repeats
cap: nr_repeats
element_size: a.element_size
data: malloc(nr_repeats * a.element_size)
}
val := a.data + 0 //nr_repeats * a.element_size
for i := 0; i < nr_repeats; i++ {
C.memcpy(arr.data + i * a.element_size, val, a.element_size)
}
return arr
}
// TODO remove
pub fn (a array) repeat2(nr_repeats int) array {
arr := array {
len: nr_repeats
cap: nr_repeats
element_size: a.element_size
data: malloc(nr_repeats * a.element_size)
}
val := a.data + 0 //nr_repeats * a.element_size
for i := 0; i < nr_repeats; i++ {
C.memcpy(arr.data + i * a.element_size, val, a.element_size)
}
return arr
}
pub fn (a mut array) sort_with_compare(compare voidptr) {
C.qsort(a.data, a.len, a.element_size, compare)
}
@ -232,7 +261,9 @@ pub fn (a []string) str() string {
sb.write('[')
for i := 0; i < a.len; i++ {
val := a[i]
sb.write('"$val"')
sb.write('"')
sb.write(val)
sb.write('"')
if i < a.len - 1 {
sb.write(', ')
}