Consolidate timestamps into fewer regex supporting many more combinations/options.

Author: davidlion

components/core/config/schemas.txt

@@ -2,49 +2,26 @@
 // Timestamps
 // ===
 
-// E.g. 2015-01-31T15:50:45.392
-// E.g. 2015-01-31T15:50:45,392
-// E.g. 2015-01-31 15:50:45.392
-// E.g. 2015-01-31 15:50:45,392
-// E.g. 2015/01/31T15:50:45.123
-// E.g. 2015/01/31T15:50:45,123
-// E.g. 2015/01/31 15:50:45.123
-// E.g. 2015/01/31 15:50:45,123
-timestamp:\d{4}[\-/]\d{2}[\-/]\d{2}[T ]\d{2}:\d{2}:\d{2}[,\.]\d{3}
-
-// E.g. 2015-01-31T15:50:45
-// E.g. 2015-01-31T15:50:45
-// E.g. 2015-01-31 15:50:45
-// E.g. 2015-01-31 15:50:45
-// E.g. 2015/01/31T15:50:45
-// E.g. 2015/01/31T15:50:45
-// E.g. 2015/01/31 15:50:45
-// E.g. 2015/01/31 15:50:45
-timestamp:\d{4}[\-/]\d{2}[\-/]\d{2}[T ]\d{2}:\d{2}:\d{2}
-
-// E.g. [2015-01-31T15:50:45
-timestamp:\[\d{4}\-\d{2}\-\d{2}T\d{2}:\d{2}:\d{2}
-
-// E.g. [20170106-16:56:41]
-timestamp:\[\d{4}\d{2}\d{2}\-\d{2}:\d{2}:\d{2}\]
-
-// E.g. [2015-01-31 15:50:45,085]
-timestamp:\[\d{4}\-\d{2}\-\d{2} \d{2}:\d{2}:\d{2},\d{3}\]
-
-// E.g. 2015-01-31 15:50:45
+// E.g. 2015-01-31T15:50:45,123
+// supported options:
+// - date punctuation: "2015-01-31" "2015/01/31" "20150131"
+// - date-time separator: "31 15" "31-15" "31T15"
+// - enclosing symbols:
+//   - prefixes: "2015" "<<<2015" "[2015"
+//   - suffixes: ":45,123" ":45,123]"
+// - hour leading digit: "T05:50" "T 5:50"
+// - precision from tenths to microseconds: ":45,123" ":45,123456"
+//   - separator: ":45,123" ":45.123" ":45:123"
+// - year notation: "2015-01" "15-01"
+timestamp:(\<{3}|\[){0,1}(\d{2}|\d{4})[\-/]{0,1}\d{2}[\-/]{0,1}\d{2}[ -T][ \d]\d:\d{2}:\d{2}([,\.:]\d{1,6}){0,1}(\]){0,1}
+
 // E.g. Started POST /api/v3/internal/allowed for 127.0.0.1 at 2017-06-18 00:20:44
 // E.g. update-alternatives 2015-01-31 15:50:45
 timestamp:\d{4}\-\d{2}\-\d{2} \d{2}:\d{2}:\d{2}
 
 // E.g. Start-Date: 2015-01-31  15:50:45
 timestamp:\d{4}\-\d{2}\-\d{2}  \d{2}:\d{2}:\d{2}
 
-// E.g. 15/01/31 15:50:45
-timestamp:\d{2}/\d{2}/\d{2} \d{2}:\d{2}:\d{2}
-
-// E.g. 150131  9:50:45
-timestamp:\d{2}\d{2}\d{2} [ \d]\d:\d{2}:\d{2}
-
 // E.g. 01 Jan 2016 15:50:17,085
 timestamp:[ \d]\d [A-Z][a-z]{2} \d{4} \d{2}:\d{2}:\d{2},\d{3}
 
@@ -65,18 +42,12 @@ timestamp:\[\d{2}/\d{2}/\d{4}:\d{2}:\d{2}:\d{2}
 // E.g. ERROR: apport (pid 4557) Sun Jan  1 15:50:45 2015
 timestamp:[A-Z][a-z]{2} [A-Z][a-z]{2} [ \d]\d \d{2}:\d{2}:\d{2} \d{4}
 
-// E.g. <<<2016-11-10 03:02:29:936
-timestamp:\<\<\<\d{4}\-\d{2}\-\d{2} \d{2}:\d{2}:\d{2}:\d{3}
-
 // E.g. Jan 21 11:56:42
 timestamp:[A-Z][a-z]{2} [ \d]\d \d{2}:\d{2}:\d{2}
 
 // E.g. 01-21 11:56:42.392
 timestamp:\d{2}\-\d{2} \d{2}:\d{2}:\d{2}\.\d{3}
 
-// E.g. 2016-05-08 11:34:04.083464
-timestamp:\d{4}\-\d{2}\-\d{2} \d{2}:\d{2}:\d{2}\.\d{6}
-
 // ===
 // Delimiters
 // ===