Syntax: [Log] highlight escape characters in double quoted strings

assets/syntaxes/02_Extra/log.sublime-syntax

@@ -6,6 +6,7 @@ file_extensions:
 scope: text.log
 variables:
   ipv4_part: (?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)
+  hours_minutes_seconds: (?:[01]\d|2[0-3]):(?:[0-5]\d):(?:[0-5]\d)
 contexts:
   main:
     - match: (\w+)(=)
@@ -17,11 +18,10 @@ contexts:
       captures:
         1: punctuation.definition.string.begin.log
         3: punctuation.definition.string.end.log
-    - match: (")([^"]*)(")
-      scope: string.quoted.double.log
+    - match: \"
       captures:
         1: punctuation.definition.string.begin.log
-        3: punctuation.definition.string.end.log
+      push: double_quoted_string
     - include: dates
     - include: ip_addresses
     - include: numbers
@@ -29,19 +29,34 @@ contexts:
       scope: markup.error.log
     - match: \b(?i:warn(?:ing)?)\b
       scope: markup.warning.log
+    - match: \b(?i:debug)\b
+      scope: markup.info.log
     #- include: scope:text.html.markdown#autolink-inet
     - match: \b\w+:/{2,3}
       scope: markup.underline.link.scheme.log
       push: url-host
   dates:
-    - match: \b\d{4}-\d{2}-\d{2}\b
+    - match: \b\d{4}-\d{2}-\d{2}(?=\b|T)
       scope: meta.date.log meta.number.integer.decimal.log constant.numeric.value.log
-    - match: \b\d{4}/\d{2}/\d{2}\b
+      push: maybe_date_time_separator
+    - match: \b\d{4}/\d{2}/\d{2}(?=\b|T)
       scope: meta.date.log meta.number.integer.decimal.log constant.numeric.value.log
-    - match: \b(?:[01]\d|2[0-3]):(?:[0-5]\d):(?:[0-5]\d)(?:(\.)\d{3})?\b
+      push: maybe_date_time_separator
+    - match: \b(?={{hours_minutes_seconds}})
+      push: time
+  time:
+    - match: (?:{{hours_minutes_seconds}})(?:(\.)\d{3})?\b
       scope: meta.time.log meta.number.integer.decimal.log constant.numeric.value.log
       captures:
         1: punctuation.separator.decimal.log
+    - match: ''
+      pop: true
+  maybe_date_time_separator:
+    - match: T(?={{hours_minutes_seconds}})
+      scope: meta.date.log meta.time.log keyword.other.log
+      set: time
+    - match: ''
+      pop: true
   ip_addresses:
     - match: \b(?=(?:{{ipv4_part}}\.){3}{{ipv4_part}}\b)
       push:
@@ -114,3 +129,12 @@ contexts:
       scope: markup.underline.link.path.log
     - match: ''
       pop: true
+  double_quoted_string:
+    - meta_scope: string.quoted.double.log
+    - match: \\"
+      scope: constant.character.escape.log
+    - match: \\n
+      scope: constant.character.escape.log
+    - match: \"
+      scope: punctuation.definition.string.end.log
+      pop: true