syntax: update to Unicode 15

Closes #916

Author: BurntSushi

regex-syntax/src/unicode.rs

@@ -605,6 +605,7 @@ fn ages(canonical_age: &str) -> Result<impl Iterator<Item = Range>> {
             ("V12_1", age::V12_1),
             ("V13_0", age::V13_0),
             ("V14_0", age::V14_0),
+            ("V15_0", age::V15_0),
         ];
         assert_eq!(AGES.len(), age::BY_NAME.len(), "ages are out of sync");
 

regex-syntax/src/unicode_tables/age.rs

@@ -1,10 +1,10 @@
 // DO NOT EDIT THIS FILE. IT WAS AUTOMATICALLY GENERATED BY:
 //
-//   ucd-generate age /tmp/ucd --chars
+//   ucd-generate age ucd-15.0.0 --chars
 //
-// Unicode version: 14.0.0.
+// Unicode version: 15.0.0.
 //
-// ucd-generate 0.2.11 is available on crates.io.
+// ucd-generate 0.2.14 is available on crates.io.
 
 pub const BY_NAME: &'static [(&'static str, &'static [(char, char)])] = &[
     ("V10_0", V10_0),
@@ -13,6 +13,7 @@ pub const BY_NAME: &'static [(&'static str, &'static [(char, char)])] = &[
     ("V12_1", V12_1),
     ("V13_0", V13_0),
     ("V14_0", V14_0),
+    ("V15_0", V15_0),
     ("V1_1", V1_1),
     ("V2_0", V2_0),
     ("V2_1", V2_1),
@@ -346,6 +347,41 @@ pub const V14_0: &'static [(char, char)] = &[
     ('𫜵', '𫜸'),
 ];
 
+pub const V15_0: &'static [(char, char)] = &[
+    ('ೳ', 'ೳ'),
+    ('\u{ece}', '\u{ece}'),
+    ('\u{10efd}', '\u{10eff}'),
+    ('𑈿', '\u{11241}'),
+    ('𑬀', '𑬉'),
+    ('\u{11f00}', '𑼐'),
+    ('𑼒', '\u{11f3a}'),
+    ('𑼾', '𑽙'),
+    ('𓐯', '𓐯'),
+    ('\u{13439}', '\u{13455}'),
+    ('𛄲', '𛄲'),
+    ('𛅕', '𛅕'),
+    ('𝋀', '𝋓'),
+    ('𝼥', '𝼪'),
+    ('𞀰', '𞁭'),
+    ('\u{1e08f}', '\u{1e08f}'),
+    ('𞓐', '𞓹'),
+    ('🛜', '🛜'),
+    ('🝴', '🝶'),
+    ('🝻', '🝿'),
+    ('🟙', '🟙'),
+    ('🩵', '🩷'),
+    ('🪇', '🪈'),
+    ('🪭', '🪯'),
+    ('🪻', '🪽'),
+    ('🪿', '🪿'),
+    ('🫎', '🫏'),
+    ('🫚', '🫛'),
+    ('🫨', '🫨'),
+    ('🫷', '🫸'),
+    ('𫜹', '𫜹'),
+    ('𱍐', '𲎯'),
+];
+
 pub const V1_1: &'static [(char, char)] = &[
     ('\0', 'ǵ'),
     ('Ǻ', 'ȗ'),

regex-syntax/src/unicode_tables/case_folding_simple.rs

@@ -1,10 +1,10 @@
 // DO NOT EDIT THIS FILE. IT WAS AUTOMATICALLY GENERATED BY:
 //
-//   ucd-generate case-folding-simple /tmp/ucd --chars --all-pairs
+//   ucd-generate case-folding-simple ucd-15.0.0 --chars --all-pairs
 //
-// Unicode version: 14.0.0.
+// Unicode version: 15.0.0.
 //
-// ucd-generate 0.2.11 is available on crates.io.
+// ucd-generate 0.2.14 is available on crates.io.
 
 pub const CASE_FOLDING_SIMPLE: &'static [(char, &'static [char])] = &[
     ('A', &['a']),