1 files changed, 35 insertions, 0 deletions
diff --git a/scalatex/scalaParser/src/main/scala/scalaParser/syntax/Identifiers.scala b/scalatex/scalaParser/src/main/scala/scalaParser/syntax/Identifiers.scala
new file mode 100644
index 0000000..4bc972f
--- /dev/null
+++ b/scalatex/scalaParser/src/main/scala/scalaParser/syntax/Identifiers.scala
@@ -0,0 +1,35 @@
+package scalaParser
+package syntax
+import acyclic.file
+import org.parboiled2._
+
+trait Identifiers { self: Parser with Basic =>
+  object Identifiers{
+    import Basic._
+    def Operator = rule(oneOrMore(OperatorChar))
+
+    def VarId = rule {
+      !(Keywords ~ (WhitespaceChar | Newline | "//" | "/*")) ~ Lower ~ IdRest
+    }
+    def PlainId = rule { Upper ~ IdRest | VarId | !(Keywords ~ (WhitespaceChar | Newline | "//" | "/*")) ~ Operator }
+    def Id = rule { PlainId | ("`" ~ oneOrMore(noneOf("`")) ~ "`") }
+    def IdRest = rule {
+      zeroOrMore(zeroOrMore("_") ~ oneOrMore(!"_" ~ Letter | Digit)) ~
+      optional(oneOrMore("_") ~ optional(Operator))
+    }
+
+
+    def AlphabetKeywords = rule {
+      "abstract" | "case" | "catch" | "class" | "def" | "do" | "else" | "extends" | "false" | "finally" | "final" | "finally" | "forSome" | "for" | "if" |
+      "implicit" | "import" | "lazy" | "match" | "new" | "null" | "object" | "override" | "package" | "private" | "protected" | "return" |
+      "sealed" | "super" | "this" | "throw" | "trait" | "try" | "true" | "type" | "val" | "var" | "while" | "with" | "yield" | "_"
+    }
+    def SymbolicKeywords = rule{
+      ":" | ";" | "=>" | "=" | "<-" | "<:" | "<%" | ">:" | "#" | "@" | "\u21d2" | "\u2190"
+    }
+    def Keywords = rule {
+      AlphabetKeywords ~ !Letter | SymbolicKeywords ~ !OperatorChar
+
+    }
+  }
+}