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run vfmt on array.v
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@ -1,15 +1,14 @@
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// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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module builtin
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import strings
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struct array {
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pub:
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// Using a void pointer allows to implement arrays without generics and without generating
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// extra code for every type.
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// Using a void pointer allows to implement arrays without generics and without generating
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// extra code for every type.
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data voidptr
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len int
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cap int
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@ -18,8 +17,8 @@ pub:
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// Private function, used by V (`nums := []int`)
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fn new_array(mylen, cap, elm_size int) array {
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cap_ := if cap == 0 { 1 } else { cap }
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arr := array {
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cap_ := if cap == 0 {1}else {cap}
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arr := array{
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len: mylen
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cap: cap
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element_size: elm_size
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@ -28,17 +27,15 @@ fn new_array(mylen, cap, elm_size int) array {
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return arr
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}
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// TODO
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pub fn make(len, cap, elm_size int) array {
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return new_array(len, cap, elm_size)
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}
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// Private function, used by V (`nums := [1, 2, 3]`)
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fn new_array_from_c_array(len, cap, elm_size int, c_array voidptr) array {
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cap_ := if cap == 0 { 1 } else { cap }
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arr := array {
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cap_ := if cap == 0 {1}else {cap}
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arr := array{
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len: len
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cap: cap
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element_size: elm_size
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@ -51,7 +48,7 @@ fn new_array_from_c_array(len, cap, elm_size int, c_array voidptr) array {
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// Private function, used by V (`nums := [1, 2, 3] !`)
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fn new_array_from_c_array_no_alloc(len, cap, elm_size int, c_array voidptr) array {
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arr := array {
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arr := array{
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len: len
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cap: cap
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element_size: elm_size
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@ -63,8 +60,10 @@ fn new_array_from_c_array_no_alloc(len, cap, elm_size int, c_array voidptr) arra
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// Private function. Doubles array capacity if needed
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fn (a mut array) ensure_cap(required int) {
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if required > a.cap {
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mut cap := if a.cap == 0 { 2 } else { a.cap * 2 }
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for required > cap { cap *= 2 }
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mut cap := if a.cap == 0 {2}else {a.cap * 2}
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for required > cap {
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cap *= 2
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}
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if a.cap == 0 {
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a.data = calloc(cap * a.element_size)
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}
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@ -80,7 +79,7 @@ fn array_repeat_old(val voidptr, nr_repeats, elm_size int) array {
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if nr_repeats < 0 {
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panic('[0; len]: `len` is negative (len == $nr_repeats)')
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}
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arr := array {
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arr := array{
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len: nr_repeats
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cap: nr_repeats
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element_size: elm_size
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@ -102,7 +101,7 @@ pub fn (a array) repeat(nr_repeats int) array {
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if size == 0 {
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size = a.element_size
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}
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arr := array {
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arr := array{
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len: nr_repeats * a.len
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cap: nr_repeats * a.len
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element_size: a.element_size
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@ -122,8 +121,8 @@ pub fn (a mut array) sort_with_compare(compare voidptr) {
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// TODO array.insert is broken
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// Cannot pass literal or primitive type as it cannot be cast to voidptr.
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// In the current state only that would work:
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// i := 3
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// a.insert(0, &i)
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// i := 3
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// a.insert(0, &i)
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// ----------------------------
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pub fn (a mut array) insert(i int, val voidptr) {
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if i < 0 || i > a.len {
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@ -205,7 +204,7 @@ fn (a array) right(n int) array {
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// used internally for [2..4]
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fn (a array) slice2(start, _end int, end_max bool) array {
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end := if end_max { a.len } else { _end }
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end := if end_max {a.len}else {_end}
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return a.slice(start, end)
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}
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@ -225,7 +224,7 @@ fn (a array) slice(start, _end int) array {
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panic('array.slice: slice bounds out of range ($start < 0)')
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}
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l := end - start
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res := array {
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res := array{
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element_size: a.element_size
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data: a.data + start * a.element_size
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len: l
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@ -246,7 +245,7 @@ fn (a array) slice_clone(start, _end int) array {
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panic('array.slice: slice bounds out of range ($start < 0)')
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}
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l := end - start
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res := array {
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res := array{
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element_size: a.element_size
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data: a.data + start * a.element_size
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len: l
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@ -280,14 +279,14 @@ pub fn (a mut array) push_many(val voidptr, size int) {
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// array.reverse returns a new array with the elements of
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// the original array in reverse order.
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pub fn (a array) reverse() array {
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arr := array {
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arr := array{
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len: a.len
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cap: a.cap
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element_size: a.element_size
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data: calloc(a.cap * a.element_size)
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}
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for i := 0; i < a.len; i++ {
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C.memcpy(arr.data + i * arr.element_size, &a[a.len-1-i], arr.element_size)
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C.memcpy(arr.data + i * arr.element_size, &a[a.len - 1 - i], arr.element_size)
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}
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return arr
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}
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@ -298,7 +297,7 @@ pub fn (a array) clone() array {
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if size == 0 {
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size++
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}
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arr := array {
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arr := array{
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len: a.len
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cap: a.cap
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element_size: a.element_size
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@ -308,12 +307,12 @@ pub fn (a array) clone() array {
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return arr
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}
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//pub fn (a []int) free() {
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// pub fn (a []int) free() {
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[unsafe_fn]
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pub fn (a array) free() {
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//if a.is_slice {
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//return
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//}
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// if a.is_slice {
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// return
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// }
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C.free(a.data)
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}
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@ -344,7 +343,8 @@ pub fn (a []bool) str() string {
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val := a[i]
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if val {
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sb.write('true')
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} else {
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}
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else {
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sb.write('false')
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}
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if i < a.len - 1 {
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@ -358,9 +358,9 @@ pub fn (a []bool) str() string {
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// []byte.hex returns a string with the hexadecimal representation
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// of the byte elements of the array
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pub fn (b []byte) hex() string {
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mut hex := malloc(b.len*2+1)
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mut hex := malloc(b.len * 2 + 1)
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mut ptr := &hex[0]
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for i := 0; i < b.len ; i++ {
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for i := 0; i < b.len; i++ {
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ptr += C.sprintf(charptr(ptr), '%02x', b[i])
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}
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return string(hex)
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@ -372,8 +372,8 @@ pub fn (b []byte) hex() string {
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// TODO: implement for all types
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pub fn copy(dst, src []byte) int {
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if dst.len > 0 && src.len > 0 {
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min := if dst.len < src.len { dst.len } else { src.len }
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C.memcpy(dst.data, src.left(min).data, dst.element_size*min)
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min := if dst.len < src.len {dst.len}else {src.len}
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C.memcpy(dst.data, src.left(min).data, dst.element_size * min)
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return min
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}
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return 0
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@ -442,11 +442,11 @@ pub fn (a []char) index(v char) int {
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// []int.reduce executes a given reducer function on each element of the array,
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// resulting in a single output value.
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pub fn (a []int) reduce(iter fn (accum, curr int) int, accum_start int) int {
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pub fn (a []int) reduce(iter fn(accum, curr int)int, accum_start int) int {
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mut _accum := 0
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_accum = accum_start
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for i := 0; i < a.len; i++ {
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_accum = iter(_accum, a[i])
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_accum = iter(_accum, a[i])
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}
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return _accum
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}
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}
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fn (v mut V) cc() {
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if os.executable().contains('vfmt') {
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return
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}
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v.build_thirdparty_obj_files()
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vexe := vexe_path()
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vdir := os.dir(vexe)
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p.genln('; // $f.name')
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}
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// Generic functions are inserted as needed from the call site
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if f.is_generic {
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if f.is_generic && !p.scanner.is_fmt {
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if p.first_pass() {
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if !p.scanner.is_vh {
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gpidx := p.v.get_file_parser_index(p.file_path) or {
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@ -1271,7 +1271,7 @@ fn (p mut Parser) fn_call_args(f mut Fn) {
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p.error('wrong number of arguments in call to `${f.str_for_error()}`')
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}
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p.check(.rpar)
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if f.is_generic {
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if f.is_generic && !p.scanner.is_fmt {
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type_map := p.extract_type_inst(f, saved_args)
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p.dispatch_generic_fn_instance(mut f, &type_map)
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}
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comptime_define string // -D vfmt for `if $vfmt {`
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fast bool // use tcc/x64 codegen
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enable_globals bool // allow __global for low level code
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is_fmt bool
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//is_fmt bool
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is_bare bool
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user_mod_path string // `v -user_mod_path /Users/user/modules` adds a new lookup path for imported modules
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@ -1093,7 +1093,7 @@ pub fn new_v(args[]string) &V {
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ccompiler: find_c_compiler()
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building_v: !is_repl && (rdir_name == 'compiler' || rdir_name == 'v.v' || dir.contains('vlib'))
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comptime_define: comptime_define
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is_fmt: comptime_define == 'vfmt'
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//is_fmt: comptime_define == 'vfmt'
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user_mod_path: user_mod_path
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vlib_path: vlib_path
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vpath: vpath
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}
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[if vfmt]
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fn (p mut Scanner) init_fmt() {
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fn (s mut Scanner) init_fmt() {
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// Right now we can't do `$if vfmt {`, so I'm using
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// a conditional function init_fmt to set this flag.
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// This function will only be called if `-d vfmt` is passed.
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p.is_fmt = true
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s.is_fmt = true
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}
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[if vfmt]
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@ -243,7 +243,7 @@ fn (p &Parser) gen_fmt() {
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if s == '' {
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return
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}
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if !p.file_name.contains('fn.v') {return}
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if !p.file_name.contains('parser.v') {return}
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path := os.tmpdir() + '/' + p.file_name
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println('generating ${path}')
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mut out := os.create(path) or {
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