fix: allows correct chars in conventional commit prefixes (#62)

Fixes: #56

corpus/subject.txt

@@ -157,7 +157,10 @@ feat(issue42): allow numbers in scope
 --------------------------------------------------------------------------------
 
 (source
-  (subject))
+  (subject
+    (prefix
+      (type)
+      (scope))))
 
 ================================================================================
 Parse fixup!
@@ -234,3 +237,59 @@ o
 
 (source
   (subject))
+
+================================================================================
+Allows numbers and symbols in conventional commit type
+================================================================================
+f-e_a12t*$(test): allow numbers and symbols
+
+--------------------------------------------------------------------------------
+
+(source
+  (subject
+    (prefix
+      (type)
+      (scope))))
+
+================================================================================
+Not conventional commit if starts with a !
+================================================================================
+!test(test): allow numbers and symbols
+
+--------------------------------------------------------------------------------
+
+(source
+  (subject))
+
+================================================================================
+Not conventional commit if starts with a :
+================================================================================
+:test: allow numbers and symbols
+
+--------------------------------------------------------------------------------
+
+(source
+  (subject))
+
+================================================================================
+Not conventional commit if starts with a space
+================================================================================
+  test: allow numbers and symbols
+
+--------------------------------------------------------------------------------
+
+(source
+  (subject))
+
+================================================================================
+Scope can contain a special chars
+================================================================================
+test(10_-#{} test): scope
+
+--------------------------------------------------------------------------------
+
+(source
+  (subject
+    (prefix
+      (type)
+      (scope))))

grammar.js

@@ -8,7 +8,7 @@ const BRANCH_NAME = /[^\s'”»"“]+/;
 const COMMIT = /[0-9a-f]{7,40}/;
 const FILEPATH = /\S+/;
 const WHITESPACE = /[\f\v ]+/;
-const SCOPE = /[a-zA-Z0-9_-]+/;
+const SCOPE = /[^\n\r\(\)]+/;
 const COMMENT = /[^\n\r]*\r?\n/;
 const COMMENT_TITLE = /[^\n\r:\uff1a]+[:\uff1a]\s*\r?\n/;
 const TRAILER_TOKEN = /[a-zA-Z-]+[ ]*[:\uff1a] /;

src/grammar.json

@@ -213,7 +213,7 @@
                   "type": "ALIAS",
                   "content": {
                     "type": "PATTERN",
-                    "value": "[a-zA-Z0-9_-]+"
+                    "value": "[^\\n\\r\\(\\)]+"
                   },
                   "named": true,
                   "value": "scope"