From 5cf89bb9d5e0d3c42610d3d2be47815ef41ecd65 Mon Sep 17 00:00:00 2001
From: Li Haoyi <haoyi@dropbox.com>
Date: Sun, 2 Nov 2014 21:03:28 -0800
Subject: Moved new implementation out of test/ folder

---
 .../src/main/scala/scalatex/ScalatexParser.scala   | 37 ++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 scalatexApi/src/main/scala/scalatex/ScalatexParser.scala

(limited to 'scalatexApi/src/main/scala/scalatex/ScalatexParser.scala')

diff --git a/scalatexApi/src/main/scala/scalatex/ScalatexParser.scala b/scalatexApi/src/main/scala/scalatex/ScalatexParser.scala
new file mode 100644
index 0000000..406f4cd
--- /dev/null
+++ b/scalatexApi/src/main/scala/scalatex/ScalatexParser.scala
@@ -0,0 +1,37 @@
+package scalatex
+
+import org.parboiled2._
+import torimatomeru.ScalaSyntax
+
+trait Ast{
+  def offset: Int
+}
+object Ast{
+  case class Block(parts: Seq[Block.Sub], offset: Int = 0) extends Chain.Sub
+  object Block{
+    trait Sub
+    case class Text(txt: String, offset: Int = 0) extends Block.Sub
+  }
+  case class Code(code: String, offset: Int = 0)
+  case class Chain(lhs: Code, parts: Seq[Chain.Sub], offset: Int = 0) extends Block.Sub
+  object Chain{
+    trait Sub
+    case class Prop(str: String, offset: Int = 0) extends Sub
+    case class Args(str: String, offset: Int = 0) extends Sub
+  }
+}
+class ScalatexParser(input: ParserInput) extends ScalaSyntax(input) {
+  def TextNot(chars: String) = rule { capture(oneOrMore(noneOf(chars) | "@@")) ~> (x => Ast.Block.Text(x.replace("@@", "@"))) }
+  def Text = TextNot("@")
+  def Code = rule {
+    "@" ~ capture(Id | BlockExpr | ('(' ~ optional(Exprs) ~ ')')) ~> (Ast.Code(_))
+  }
+  def ScalaChain = rule { Code ~ zeroOrMore(Extension) ~> (Ast.Chain(_, _)) }
+  def Extension: Rule1[Ast.Chain.Sub] = rule {
+    (capture(('.' ~ Id) ~ optional(TypeArgs)) ~> (Ast.Chain.Prop(_))) |
+      (capture(!BlockExpr ~ ArgumentExprs) ~> (Ast.Chain.Args(_))) |
+      TBlock
+  }
+  def TBlock = rule{ '{' ~ Body ~ '}' }
+  def Body = rule{ zeroOrMore(TextNot("@}") | ScalaChain) ~> (x => Ast.Block(x)) }
+}
-- 
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