Fix loading env variable in scala

init-workspace.sh

@@ -15,7 +15,11 @@ elif [ -n "$ZSH_VERSION" ]; then
     command -v xargs > /dev/null && command -v readlink > /dev/null && export TGC_HAMMER_HOME=`dirname ${(%):-%x} | xargs readlink -f`
 else
     echo "ERROR: unknown shell"
-elif [ -f "source.sh" ]; then
+    exit
+fi
+
+
+if [ -f "source.sh" ]; then
     echo "Directory already seems to be workspace."
 elif [ -f "init-workspace.sh" ]; then
     echo "Cannot create workspace in TGC-Hammer directly, use different directory."

toolflow/src/main/scala/com/minres/tgc/hammer/Global.scala

@@ -3,7 +3,7 @@ package com.minres.tgc.hammer
 import os.Path
 
 object Global {
-  def pathFromEnv(env: String): Option[Path] = sys.env.get("string").map { rawPath => Path(rawPath, os.pwd) }
+  def pathFromEnv(env: String): Option[Path] = sys.env.get(env).map { rawPath => Path(rawPath, os.pwd) }
   lazy val HAMMER: Path = pathFromEnv("TGC_HAMMER_HOME").get
   lazy val WORKDIR: Path = pathFromEnv("TGC_HAMMER_WORKDIR").get
   lazy val TREENAIL: Path = HAMMER / "deps" / "treenail"