From 84c7ec41455e9f7b9bdd7a7336a877fb04e4bd3a Mon Sep 17 00:00:00 2001
From: NanoTech
Date: Tue, 6 Dec 2016 09:42:42 +0000
Subject: Read and parse stdin

---
 src/main.rs   | 9 ++++++---
 src/parser.rs | 2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index aebbad9..e5238dc 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -9,12 +9,15 @@ mod grammar_util;
 pub mod lexer;
 pub mod parser;
 
+use std::io::{self, Read};
+
 fn main() {
-    println!("Hello, world!");
+    let mut buffer = String::new();
+    io::stdin().read_to_string(&mut buffer).unwrap();
+    let r = parser::parse_expr(&buffer);
+    println!("{:?}", r);
 
     /*
-    inText <- Data.Text.Lazy.IO.getContents
-
     expr <- case exprFromText (Directed "(stdin)" 0 0 0 0) inText of
         Left  err  -> Control.Exception.throwIO err
         Right expr -> return expr
diff --git a/src/parser.rs b/src/parser.rs
index 1561230..1ecf040 100644
--- a/src/parser.rs
+++ b/src/parser.rs
@@ -6,7 +6,7 @@ use lexer::{Lexer, LexicalError, Tok};
 
 pub type ParseError = lalrpop_util::ParseError<usize, Tok, LexicalError>;
 
-fn parse_expr(s: &str) -> Result<BoxExpr, ParseError>  {
+pub fn parse_expr(s: &str) -> Result<BoxExpr, ParseError>  {
     grammar::parse_Expr(Lexer::new(s))
 }
 
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