Merge pull request #11 from JuliaString/spj/perf

Improve performance of is_alphanumeric

.github/workflows/ci.yml

@@ -10,8 +10,8 @@ jobs:
  fail-fast: false
  matrix:
  version:
- - '1.5'
  - '1.6'
+ - '1.9'
  - 'nightly'
  os:
  - ubuntu-latest

Project.toml

@@ -4,7 +4,7 @@ keywords = ["Characters"]
 license = "MIT"
 desc = "Basic functionality for Chr type"
 authors = ["ScottPJones <scottjones@alum.mit.edu>"]
-version = "1.0.3"
+version = "1.0.4"
 
 [deps]
 Unicode = "4ec0a83e-493e-50e2-b9ac-8f72acf5a8f5"

src/unicode.jl

@@ -82,7 +82,7 @@ const _isnumeric_a = _isdigit
 @inline _ispunct_l(ch) = ((UInt64(1) << (ch-0x80)) & 0x88c0_0882_0000_0000) != 0
 @inline _isspace_l(ch) = (ch == 0x85) | (ch == 0xa0)
 @inline _isalpha_l(ch) = ((0xff7f_ffff_ff7f_ffff_0420_0400_0000_0000 >>> (ch-0x80)) & 1) != 0
-@inline _isalnum_l(ch) = _isalpha_l(ch) || _isnumeric_l(ch)
+@inline _isalnum_l(ch) = ((0xff7f_ffff_ff7f_ffff_762c_0400_0000_0000 >>> (ch-0x80)) & 1) != 0
 @inline _isprint_l(ch) = ((0xa0 <= ch <= 0xff) & (ch != 0xad))
 @inline _isgraph_l(ch) = ((0xa0 < ch <= 0xff) & (ch != 0xad))