Smalltalk: Use standard char token (#3255)

components/prism-smalltalk.js

@@ -1,10 +1,16 @@
 Prism.languages.smalltalk = {
-	'comment': /"(?:""|[^"])*"/,
-	'character': {
+	'comment': {
+		pattern: /"(?:""|[^"])*"/,
+		greedy: true
+	},
+	'char': {
 		pattern: /\$./,
-		alias: 'string'
+		greedy: true
+	},
+	'string': {
+		pattern: /'(?:''|[^'])*'/,
+		greedy: true
 	},
-	'string': /'(?:''|[^'])*'/,
 	'symbol': /#[\da-z]+|#(?:-|([+\/\\*~<>=@%|&?!])\1?)|#(?=\()/i,
 	'block-arguments': {
 		pattern: /(\[\s*):[^\[|]*\|/,

tests/languages/smalltalk/character_feature.test → tests/languages/smalltalk/char_feature.test

@@ -1,17 +1,17 @@
-$a
-$4
-$.
-$^
-
-----------------------------------------------------
-
-[
-	["character", "$a"],
-	["character", "$4"],
-	["character", "$."],
-	["character", "$^"]
-]
-
-----------------------------------------------------
-
-Checks for characters.
+$a
+$4
+$.
+$^
+
+----------------------------------------------------
+
+[
+	["char", "$a"],
+	["char", "$4"],
+	["char", "$."],
+	["char", "$^"]
+]
+
+----------------------------------------------------
+
+Checks for characters.

tests/languages/smalltalk/string_character_feature.test → tests/languages/smalltalk/string_char_feature.test

@@ -1,13 +1,13 @@
-$'
-'foobar'
-
-----------------------------------------------------
-
-[
-	["character", "$'"],
-	["string", "'foobar'"]
-]
-
-----------------------------------------------------
-
-Checks a single-quote-character doesn't confuse string parsing.
+$'
+'foobar'
+
+----------------------------------------------------
+
+[
+	["char", "$'"],
+	["string", "'foobar'"]
+]
+
+----------------------------------------------------
+
+Checks a single-quote-character doesn't confuse string parsing.