From 8ff022fa2cec34bc1d46ac3655d0c3d228ef893c Mon Sep 17 00:00:00 2001
From: Nadrieril
Date: Thu, 30 Jan 2020 17:16:25 +0000
Subject: Move parse and resolve up a level

---
 dhall/src/semantics/parse.rs | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 dhall/src/semantics/parse.rs

(limited to 'dhall/src/semantics/parse.rs')

diff --git a/dhall/src/semantics/parse.rs b/dhall/src/semantics/parse.rs
new file mode 100644
index 0000000..ee35536
--- /dev/null
+++ b/dhall/src/semantics/parse.rs
@@ -0,0 +1,37 @@
+use std::fs::File;
+use std::io::Read;
+use std::path::Path;
+
+use crate::error::Error;
+use crate::semantics::resolve::ImportRoot;
+use crate::syntax::binary;
+use crate::syntax::parse_expr;
+use crate::Parsed;
+
+pub(crate) fn parse_file(f: &Path) -> Result<Parsed, Error> {
+    let mut buffer = String::new();
+    File::open(f)?.read_to_string(&mut buffer)?;
+    let expr = parse_expr(&*buffer)?;
+    let root = ImportRoot::LocalDir(f.parent().unwrap().to_owned());
+    Ok(Parsed(expr, root))
+}
+
+pub(crate) fn parse_str(s: &str) -> Result<Parsed, Error> {
+    let expr = parse_expr(s)?;
+    let root = ImportRoot::LocalDir(std::env::current_dir()?);
+    Ok(Parsed(expr, root))
+}
+
+pub(crate) fn parse_binary(data: &[u8]) -> Result<Parsed, Error> {
+    let expr = binary::decode(data)?;
+    let root = ImportRoot::LocalDir(std::env::current_dir()?);
+    Ok(Parsed(expr, root))
+}
+
+pub(crate) fn parse_binary_file(f: &Path) -> Result<Parsed, Error> {
+    let mut buffer = Vec::new();
+    File::open(f)?.read_to_end(&mut buffer)?;
+    let expr = binary::decode(&buffer)?;
+    let root = ImportRoot::LocalDir(f.parent().unwrap().to_owned());
+    Ok(Parsed(expr, root))
+}
-- 
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