From e5efa3f7d5279cffb68a01156a111b81beff2db3 Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Sun, 9 Oct 2016 00:30:33 -0700
Subject: [PATCH] Make dependencies execute in order they appear

It doesn't seem particularly valuable for dependencies to execute in any
order, so make Recipe.dependencies a vec so they execute in order.
---
 justfile   | 2 ++
 src/lib.rs | 8 ++++----
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/justfile b/justfile
index 948d8db..0443c64 100644
--- a/justfile
+++ b/justfile
@@ -24,6 +24,8 @@ create:
 clean:
 	rm -r tmp
 
+polyglot: python js perl sh ruby
+
 python:
 	#!/usr/bin/env python3
 	print('Hello from python!')
diff --git a/src/lib.rs b/src/lib.rs
index 356fe74..2249fb4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -50,7 +50,7 @@ pub struct Recipe<'a> {
   name:               &'a str,
   leading_whitespace: &'a str,
   lines:              Vec<&'a str>,
-  dependencies:       BTreeSet<&'a str>,
+  dependencies:       Vec<&'a str>,
   shebang:            bool,
 }
 
@@ -502,15 +502,15 @@ pub fn parse<'a>(text: &'a str) -> Result<Justfile, Error> {
       }
 
       let rest = captures.at(2).unwrap().trim();
-      let mut dependencies = BTreeSet::new();
+      let mut dependencies = vec![];
       for part in whitespace_re.split(rest) {
         if name_re.is_match(part) {
-          if dependencies.contains(part) {
+          if dependencies.contains(&part) {
             return Err(error(text, i, ErrorKind::DuplicateDependency{
               name: part,
             }));
           }
-          dependencies.insert(part);
+          dependencies.push(part);
         } else {
           return Err(error(text, i, ErrorKind::UnparsableDependencies));
         }