Break runtests back into steps for more granular CI feedback

.travis.yml

@@ -19,4 +19,6 @@ before_script:
 - go get github.com/meatballhat/gfmxr/...
 
 script:
-- ./runtests
+- ./runtests vet
+- ./runtests test
+- ./runtests gfmxr

runtests

@@ -13,10 +13,25 @@ PACKAGE_NAME = os.environ.get(
 )
 
 
-def main():
-    _run('go vet ./...'.split())
+def main(sysargs=sys.argv[:]):
+    target = 'test'
+    if len(sysargs) > 1:
+        target = sysargs[1]
+
+    {
+        'vet': _vet,
+        'test': _test,
+        'gfmxr': _gfmxr
+    }[target]()
+
+    return 0
+
+
+def _test():
+    if check_output('go version'.split()).split()[2] < 'go1.2':
+        _run('go test -v ./...'.split())
+        return
 
-    if check_output('go version'.split()).split()[2] >= 'go1.2':
     coverprofiles = []
     for subpackage in ['', 'altsrc']:
         coverprofile = 'cli.coverprofile'
@@ -33,11 +48,14 @@ def main():
     combined = _combine_coverprofiles(coverprofiles)
     _run('go tool cover -func={}'.format(combined.name).split())
     combined.close()
-    else:
-        _run('go test -v ./...'.split())
 
+
+def _gfmxr():
     _run(['gfmxr', '-c', str(_gfmxr_count()), '-s', 'README.md'])
-    return 0
+
+
+def _vet():
+    _run('go vet ./...'.split())
 
 
 def _run(command):