language-servers/roc
1
0
Fork 0
mirror of https://github.com/roc-lang/roc.git synced 2025-09-26 21:39:07 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 6

use wrapping instead of saturaing subtraction

Browse source
This commit is contained in:
Luke Boswell 2024-09-29 14:38:06 +10:00
parent 3fa9712d81
commit aec3af667d
No known key found for this signature in database
GPG key ID: F6DB3C9DB47377B0
1 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

4
crates/compiler/builtins/roc/Str.roc
View file

@ -1066,7 +1066,7 @@ dropPrefix : Str, Str -> Str
dropPrefix = \haystack, prefix -> dropPrefix = \haystack, prefix ->
if Str.startsWith haystack prefix then if Str.startsWith haystack prefix then
start = Str.countUtf8Bytes prefix start = Str.countUtf8Bytes prefix
len = Num.subSaturated (Str.countUtf8Bytes haystack) start len = Num.subWrap (Str.countUtf8Bytes haystack) start
substringUnsafe haystack start len substringUnsafe haystack start len
else else
@ -1083,7 +1083,7 @@ dropSuffix : Str, Str -> Str
dropSuffix = \haystack, suffix -> dropSuffix = \haystack, suffix ->
if Str.endsWith haystack suffix then if Str.endsWith haystack suffix then
start = 0 start = 0
len = Num.subSaturated (Str.countUtf8Bytes haystack) (Str.countUtf8Bytes suffix) len = Num.subWrap (Str.countUtf8Bytes haystack) (Str.countUtf8Bytes suffix)
substringUnsafe haystack start len substringUnsafe haystack start len
else else