Improve highlighting of bare and raw strings, and add missing unit & operators (#199)

* Add missing unit and operators

* Improve highlighting of bare and raw strings

Author: LemmusLemmus

syntaxes/nushell.tmLanguage.json

@@ -20,20 +20,20 @@
         { "include": "#string-double-quote" },
         { "include": "#string-interpolated-double" },
         { "include": "#string-interpolated-single" },
-        { "include": "#string-bare" },
-        { "include": "#string-raw" }
+        { "include": "#string-raw" },
+        { "include": "#string-bare" }
       ]
     },
     "string-escape": {
       "match": "\\\\(?:[bfrnt\\\\'\"/]|u[0-9a-fA-F]{4})",
       "name": "constant.character.escape.nushell"
     },
     "string-bare": {
-      "match": "[^$\\[{(\"',|#\\s|][^\\[\\]{}()\"'\\s#,|]*",
+      "match": "[^$\\[{(\"',|#\\s|;][^\\[\\]{}()\"'\\s,|;]*",
       "name": "string.bare.nushell"
     },
     "string-raw": {
-      "begin": "(?<=r)(#+)'",
+      "begin": "r(#+)'",
       "beginCaptures": {
         "0": { "name": "punctuation.definition.string.begin.nushell" }
       },
@@ -167,7 +167,7 @@
       "name": "constant.numeric.nushell"
     },
     "numbers": {
-      "match": "(?<![\\w-])[-+]?(?:\\d+|\\d{1,3}(?:_\\d{3})*)(?:\\.\\d*)?(?i:ns|us|ms|sec|min|hr|day|wk|b|kb|mb|gb|tb|pt|eb|zb|kib|mib|gib|tib|pit|eib|zib)?(?:(?![\\w.])|(?=\\.\\.))",
+      "match": "(?<![\\w-])[-+]?(?:\\d+|\\d{1,3}(?:_\\d{3})*)(?:\\.\\d*)?(?i:ns|us|µs|ms|sec|min|hr|day|wk|b|kb|mb|gb|tb|pt|eb|zb|kib|mib|gib|tib|pit|eib|zib)?(?:(?![\\w.])|(?=\\.\\.))",
       "name": "constant.numeric.nushell"
     },
     "binary": {
@@ -207,7 +207,7 @@
       "name": "keyword.control.nushell"
     },
     "operators-word": {
-      "match": "(?<= |\\()(?:mod|in|not-in|not|and|or|xor|bit-or|bit-and|bit-xor|bit-shl|bit-shr|starts-with|ends-with)(?= |\\)|$)",
+      "match": "(?<= |\\()(?:mod|in|not-in|not|and|or|xor|bit-or|bit-and|bit-xor|bit-shl|bit-shr|starts-with|ends-with|like|not-like)(?= |\\)|$)",
       "name": "keyword.control.nushell"
     },
     "operators-symbols": {
@@ -685,6 +685,7 @@
         },
         { "include": "#control-keywords" },
         { "include": "#constant-value" },
+        { "include": "#string-raw" },
         { "include": "#command" },
         { "include": "#value" }
       ]