From 8c3130ee5e8520a3f8aed1a05ee846f7ea460e46 Mon Sep 17 00:00:00 2001
From: vms <michail.vms@gmail.com>
Date: Mon, 15 Mar 2021 14:24:55 +0300
Subject: [PATCH] auto version figuring out

---
 wasmer-it/src/ast.rs | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/wasmer-it/src/ast.rs b/wasmer-it/src/ast.rs
index 4c5d4c1..6f2c1cc 100644
--- a/wasmer-it/src/ast.rs
+++ b/wasmer-it/src/ast.rs
@@ -141,6 +141,22 @@ pub struct Interfaces<'input> {
 }
 
 impl Interfaces<'_> {
+    pub fn new() -> Self {
+        use std::str::FromStr;
+
+        // it's safe because otherwise it won't compile
+        let version = semver::Version::from_str(env!("CARGO_PKG_VERSION")).unwrap();
+
+        Self {
+            version,
+            types: Vec::new(),
+            imports: Vec::new(),
+            adapters: Vec::new(),
+            exports: Vec::new(),
+            implementations: Vec::new(),
+        }
+    }
+
     pub fn from_version(version: semver::Version) -> Self {
         Self {
             version,