add check for missing solc

qtumproject · Jan 2, 2018 · 83e590a · 83e590a
1 parent 205ed77
commit 83e590a
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/compiler.go b/compiler.go
@@ -132,13 +132,18 @@ func (c *Compiler) execSolc() (*rawCompilerOutput, error) {
 	cmd := exec.Command("solc", args...)
 	cmd.Stderr = &stderr
 	stdout, err := cmd.Output()
+
 	if _, hasExitErr := err.(*exec.ExitError); hasExitErr {
 		return nil, &CompilerError{
 			SourceFile:  filename,
 			ErrorOutput: stderr.String(),
 		}
 	}
 
+	if err != nil {
+		return nil, errors.Wrap(err, "exec")
+	}
+
 	output := &rawCompilerOutput{}
 	// fmt.Println("solc output", string(stdout))
 	err = json.Unmarshal(stdout, output)