From c10112bc03f243cf0b263339e22474371f39d459 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bart=C5=82omiej=20Przemys=C5=82aw=20Pluta?=
 <noreply.git@mx.bartlomiejpluta.com>
Date: Thu, 5 Mar 2020 21:14:39 +0100
Subject: [PATCH] Migrate base statement parser

---
 src/main/kotlin/SMNP.kt                       |  2 +-
 .../kotlin/dsl/ast/parser/StatementParser.kt  | 22 +++++++++++++++++++
 src/main/kotlin/interpreter/Interpreter.kt    |  8 +++++++
 3 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 src/main/kotlin/dsl/ast/parser/StatementParser.kt

diff --git a/src/main/kotlin/SMNP.kt b/src/main/kotlin/SMNP.kt
index 1af53e0..4d3b11a 100644
--- a/src/main/kotlin/SMNP.kt
+++ b/src/main/kotlin/SMNP.kt
@@ -2,5 +2,5 @@ import interpreter.Interpreter
 
 fun main(args: Array<String>) {
     val interpreter = Interpreter()
-    interpreter.run("2 * (2 + 2)")
+    interpreter.run("(2 + 2) * 2 ** 2;")
 }
\ No newline at end of file
diff --git a/src/main/kotlin/dsl/ast/parser/StatementParser.kt b/src/main/kotlin/dsl/ast/parser/StatementParser.kt
new file mode 100644
index 0000000..e353051
--- /dev/null
+++ b/src/main/kotlin/dsl/ast/parser/StatementParser.kt
@@ -0,0 +1,22 @@
+package dsl.ast.parser
+
+import dsl.ast.model.entity.ParserOutput
+import dsl.token.model.entity.TokenList
+import dsl.token.model.enumeration.TokenType
+
+class StatementParser : Parser() {
+    override fun tryToParse(input: TokenList): ParserOutput {
+        return allOf(
+            listOf(
+                oneOf(
+                    listOf(
+                        ExpressionParser()
+                    )
+                ),
+                optional(terminal(TokenType.SEMICOLON))
+            )
+        ) {
+            it[0]
+        }.parse(input)
+    }
+}
\ No newline at end of file
diff --git a/src/main/kotlin/interpreter/Interpreter.kt b/src/main/kotlin/interpreter/Interpreter.kt
index fd6f699..b092933 100644
--- a/src/main/kotlin/interpreter/Interpreter.kt
+++ b/src/main/kotlin/interpreter/Interpreter.kt
@@ -1,5 +1,8 @@
 package interpreter
 
+import dsl.ast.model.node.Node
+import dsl.ast.parser.Parser
+import dsl.ast.parser.StatementParser
 import dsl.token.tokenizer.DefaultTokenizer
 import java.io.File
 
@@ -8,6 +11,11 @@ class Interpreter {
         val tokenizer = DefaultTokenizer()
         val lines = code.split("\n")
         val tokens = tokenizer.tokenize(lines)
+
+        val ast = Parser.repeat(StatementParser()) { nodes, pos -> object : Node(nodes, pos) {}  }.parse(tokens)
+
+        ast.node.pretty()
+        println(tokens)
     }
 
     fun run(file: File) {