Support raw strings (#197)

Author: LemmusLemmus

language-configuration.json

@@ -24,7 +24,14 @@
     { "open": "'", "close": "'", "notIn": ["string", "comment"] },
     { "open": "\"", "close": "\"", "notIn": ["string"] },
     { "open": "`", "close": "`", "notIn": ["string", "comment"] },
-    { "open": "/**", "close": " */", "notIn": ["string"] }
+    { "open": "/**", "close": " */", "notIn": ["string"] },
+    { "open": "r#'", "close": "'#", "notIn": ["string"] },
+    { "open": "r##'", "close": "'##", "notIn": ["string"] },
+    { "open": "r###'", "close": "'###", "notIn": ["string"] },
+    { "open": "r####'", "close": "'####", "notIn": ["string"] },
+    { "open": "r#####'", "close": "'#####", "notIn": ["string"] },
+    { "open": "r######'", "close": "'######", "notIn": ["string"] }
+    // and so on...
   ],
   // symbols that can be used to surround a selection
   "surroundingPairs": [

syntaxes/nushell.tmLanguage.json

@@ -20,7 +20,8 @@
         { "include": "#string-double-quote" },
         { "include": "#string-interpolated-double" },
         { "include": "#string-interpolated-single" },
-        { "include": "#string-bare" }
+        { "include": "#string-bare" },
+        { "include": "#string-raw" }
       ]
     },
     "string-escape": {
@@ -31,6 +32,17 @@
       "match": "[^$\\[{(\"',|#\\s|][^\\[\\]{}()\"'\\s#,|]*",
       "name": "string.bare.nushell"
     },
+    "string-raw": {
+      "begin": "(?<=r)(#+)'",
+      "beginCaptures": {
+        "0": { "name": "punctuation.definition.string.begin.nushell" }
+      },
+      "end": "'\\1",
+      "endCaptures": {
+        "0": { "name": "punctuation.definition.string.end.nushell" }
+      },
+      "name": "string.raw.nushell"
+    },
     "string-single-quote": {
       "begin": "'",
       "beginCaptures": {