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cleanup

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This commit is contained in:
Folkert 2020-12-03 16:04:08 +01:00
parent 3554a81add
commit 3d6ea21184
2 changed files with 46 additions and 81 deletions
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42
compiler/builtins/bitcode/src/str.zig
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@ -126,6 +126,12 @@ const RocStr = extern struct {
return self.len() == 0;
}
pub fn as_u8_ptr(self: RocStr) [*]u8 {
const if_small = &@bitCast([16]u8, self);
const if_big = @ptrCast([*]u8, self.str_bytes);
return if (self.is_small_str() or self.is_empty()) if_small else if_big;
}
// Given a pointer to some bytes, write the first (len) bytes of this
// RocStr's contents into it.
//
@ -203,25 +209,16 @@ const RocStr = extern struct {
// Str.split
pub fn strSplitInPlace(array: [*]RocStr, array_len: usize, string: RocStr, delimiter: RocStr) callconv(.C) void {
const str_len = string.len();
const delimiter_len = delimiter.len();
const str_if_small = &@bitCast([16]u8, string);
const str_if_big = @ptrCast([*]u8, string.str_bytes);
const str_bytes = if (string.is_small_str() or string.is_empty()) str_if_small else str_if_big;
const delim_if_small = &@bitCast([16]u8, delimiter);
const delim_if_big = @ptrCast([*]u8, delimiter.str_bytes);
const delim_bytes = if (delimiter.is_small_str() or delimiter.is_empty()) delim_if_small else delim_if_big;
return strSplitInPlaceHelp(array, array_len, str_bytes, str_len, delim_bytes, delimiter_len);
}
fn strSplitInPlaceHelp(array: [*]RocStr, array_len: usize, str_bytes: [*]const u8, str_len: usize, delimiter_bytes_ptrs: [*]const u8, delimiter_len: usize) callconv(.C) void {
var ret_array_index: usize = 0;
var sliceStart_index: usize = 0;
var str_index: usize = 0;
const str_bytes = string.as_u8_ptr();
const str_len = string.len();
const delimiter_bytes_ptrs = delimiter.as_u8_ptr();
const delimiter_len = delimiter.len();
if (str_len > delimiter_len) {
const end_index: usize = str_len - delimiter_len + 1;
while (str_index <= end_index) {
@ -407,21 +404,12 @@ test "strSplitInPlace: three pieces" {
// needs to be broken into, so that we can allocate a array
// of that size. It always returns at least 1.
pub fn countSegments(string: RocStr, delimiter: RocStr) callconv(.C) usize {
const str_bytes = string.as_u8_ptr();
const str_len = string.len();
const delimiter_bytes_ptrs = delimiter.as_u8_ptr();
const delimiter_len = delimiter.len();
const str_if_small = &@bitCast([16]u8, string);
const str_if_big = @ptrCast([*]u8, string.str_bytes);
const str_bytes = if (string.is_small_str() or string.is_empty()) str_if_small else str_if_big;
const delim_if_small = &@bitCast([16]u8, delimiter);
const delim_if_big = @ptrCast([*]u8, delimiter.str_bytes);
const delim_bytes = if (delimiter.is_small_str() or delimiter.is_empty()) delim_if_small else delim_if_big;
return countSegmentsHelp(str_bytes, str_len, delim_bytes, delimiter_len);
}
fn countSegmentsHelp(str_bytes: [*]u8, str_len: usize, delimiter_bytes_ptrs: [*]u8, delimiter_len: usize) usize {
var count: usize = 1;
if (str_len > delimiter_len) {