added numbers to env var pattern

.gitignore

@@ -22,3 +22,5 @@ _testmain.go
 *.exe
 *.test
 *.prof
+
+/tg

.travis.yml

@@ -7,12 +7,13 @@ sudo: required
 go:
   - 1.6.3
   - 1.7
+  - 1.8.3
   - tip
 install:
   - go get -d -v -t ./...
 script:
   - export GOMAXPROCS=$(nproc)
-#  - go test ./... -timeout=30s -parallel=4
+  - go test -v -timeout=30s ./...
   - go build -o tg ./cli/cli.go
 deploy:
   provider: releases

temgo/temgo.go

@@ -7,7 +7,7 @@ import (
 
 type EnvVars map[string]string
 
-var templatePattern = regexp.MustCompile("{{\\s([A-Z_]*?)\\s}}")
+var templatePattern = regexp.MustCompile("{{\\s([A-Z_0-9]*?)\\s}}")
 
 func ContainsVariable(str []byte) bool {
 	return templatePattern.Match(str)

temgo/temgo_test.go

@@ -12,12 +12,14 @@ var containsTests = []struct {
 	{"This text contains a {{ VARIABLE }}.", true},
 	{"This text contains nothing.", false},
 	{"This text contains multiple {{ VAR }}{{ S }}.", true},
+	{"This text contains a variable with number {{ AUTH0_DOMAIN }}.", true},
 }
 
 var replaceVars = &temgo.EnvVars{
-	"VAR_A":      "/etc/ptc",
-	"VARIABLE_C": "color:256",
-	"S":          "short",
+	"VAR_A":        "/etc/ptc",
+	"VARIABLE_C":   "color:256",
+	"S":            "short",
+	"AUTH0_DOMAIN": "samples.auth0.com",
 }
 
 var replaceTests = []struct {
@@ -28,6 +30,7 @@ var replaceTests = []struct {
 	{"Some text with a {{ VARIABLE_C }} variable!", "Some text with a color:256 variable!"},
 	{"This is a {{ S }} text.", "This is a short text."},
 	{"This is a {{ S }} text with a {{ FAILVAR}} and some vars [\"{{ VAR_A }}\",'{{ VARIABLE_C }}'].", "This is a short text with a {{ FAILVAR}} and some vars [\"/etc/ptc\",'color:256']."},
+	{"This text contains a variable with number: '{{ AUTH0_DOMAIN }}'.", "This text contains a variable with number: 'samples.auth0.com'."},
 }
 
 func TestContainsVariable(t *testing.T) {