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

@@ -13,33 +13,51 @@ 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]
 
-    if check_output('go version'.split()).split()[2] >= 'go1.2':
-        coverprofiles = []
-        for subpackage in ['', 'altsrc']:
-            coverprofile = 'cli.coverprofile'
-            if subpackage != '':
-                coverprofile = '{}.coverprofile'.format(subpackage)
+    {
+        'vet': _vet,
+        'test': _test,
+        'gfmxr': _gfmxr
+    }[target]()
 
-            coverprofiles.append(coverprofile)
-
-            _run('go test -v'.split() + [
-                '-coverprofile={}'.format(coverprofile),
-                '{}/{}'.format(PACKAGE_NAME, subpackage)
-            ])
-
-        combined = _combine_coverprofiles(coverprofiles)
-        _run('go tool cover -func={}'.format(combined.name).split())
-        combined.close()
-    else:
-        _run('go test -v ./...'.split())
-
-    _run(['gfmxr', '-c', str(_gfmxr_count()), '-s', 'README.md'])
     return 0
 
 
+def _test():
+    if check_output('go version'.split()).split()[2] < 'go1.2':
+        _run('go test -v ./...'.split())
+        return
+
+    coverprofiles = []
+    for subpackage in ['', 'altsrc']:
+        coverprofile = 'cli.coverprofile'
+        if subpackage != '':
+            coverprofile = '{}.coverprofile'.format(subpackage)
+
+        coverprofiles.append(coverprofile)
+
+        _run('go test -v'.split() + [
+            '-coverprofile={}'.format(coverprofile),
+            '{}/{}'.format(PACKAGE_NAME, subpackage)
+        ])
+
+    combined = _combine_coverprofiles(coverprofiles)
+    _run('go tool cover -func={}'.format(combined.name).split())
+    combined.close()
+
+
+def _gfmxr():
+    _run(['gfmxr', '-c', str(_gfmxr_count()), '-s', 'README.md'])
+
+
+def _vet():
+    _run('go vet ./...'.split())
+
+
 def _run(command):
     print('runtests: {}'.format(' '.join(command)), file=sys.stderr)
     check_call(command)