builder/vmware: functions for parsing VMX

builder/vmware/vmx.go

+package vmware
+
+import (
+	"regexp"
+	"strings"
+)
+
+// ParseVMX parses the keys and values from a VMX file and returns
+// them as a Go map.
+func ParseVMX(contents string) map[string]string {
+	results := make(map[string]string)
+
+	lineRe := regexp.MustCompile(`^(.+?)\s*=\s*"(.*?)"\s*$`)
+
+	for _, line := range strings.Split(contents, "\n") {
+		matches := lineRe.FindStringSubmatch(line)
+		if matches == nil {
+			continue
+		}
+
+		results[matches[1]] = matches[2]
+	}
+
+	return results
+}

builder/vmware/vmx_test.go

+package vmware
+
+import "testing"
+
+func TestParseVMX(t *testing.T) {
+	contents := `
+.encoding = "UTF-8"
+config.version = "8"
+`
+
+	results := ParseVMX(contents)
+	if len(results) != 2 {
+		t.Fatalf("not correct number of results: %d", len(results))
+	}
+
+	if results[".encoding"] != "UTF-8" {
+		t.Errorf("invalid .encoding: %s", results[".encoding"])
+	}
+
+	if results["config.version"] != "8" {
+		t.Errorf("invalid config.version: %s", results["config.version"])
+	}
+}