Implement basic metrics layout & total elapsed time (#1250)

* Initial metadata processing

* Dynamic coloring and other stuff

* Use -vv / --meta

* More testing

* Cleanup

* Tweek message

Co-authored-by: Jakub Roztocil <jakub@roztocil.co>

httpie/cli/argparser.py

@@ -15,7 +15,7 @@ from .argtypes import (
     parse_format_options,
 )
 from .constants import (
-    HTTP_GET, HTTP_POST, OUTPUT_OPTIONS, OUTPUT_OPTIONS_DEFAULT,
+    HTTP_GET, HTTP_POST, BASE_OUTPUT_OPTIONS, OUTPUT_OPTIONS, OUTPUT_OPTIONS_DEFAULT,
     OUTPUT_OPTIONS_DEFAULT_OFFLINE, OUTPUT_OPTIONS_DEFAULT_STDOUT_REDIRECTED,
     OUT_RESP_BODY, PRETTY_MAP, PRETTY_STDOUT_TTY_ONLY, RequestType,
     SEPARATOR_CREDENTIALS,
@@ -456,8 +456,10 @@ class HTTPieArgumentParser(BaseHTTPieArgumentParser):
             self.args.all = True
 
         if self.args.output_options is None:
-            if self.args.verbose:
+            if self.args.verbose >= 2:
                 self.args.output_options = ''.join(OUTPUT_OPTIONS)
+            elif self.args.verbose == 1:
+                self.args.output_options = ''.join(BASE_OUTPUT_OPTIONS)
             elif self.args.offline:
                 self.args.output_options = OUTPUT_OPTIONS_DEFAULT_OFFLINE
             elif not self.env.stdout_isatty:

httpie/cli/constants.py

@@ -73,12 +73,18 @@ OUT_REQ_HEAD = 'H'
 OUT_REQ_BODY = 'B'
 OUT_RESP_HEAD = 'h'
 OUT_RESP_BODY = 'b'
+OUT_RESP_META = 'm'
 
-OUTPUT_OPTIONS = frozenset({
+BASE_OUTPUT_OPTIONS = frozenset({
     OUT_REQ_HEAD,
     OUT_REQ_BODY,
     OUT_RESP_HEAD,
-    OUT_RESP_BODY
+    OUT_RESP_BODY,
+})
+
+OUTPUT_OPTIONS = frozenset({
+    *BASE_OUTPUT_OPTIONS,
+    OUT_RESP_META,
 })
 
 # Pretty

httpie/cli/definition.py

@@ -14,7 +14,7 @@ from .argtypes import (
 from .constants import (
     DEFAULT_FORMAT_OPTIONS, OUTPUT_OPTIONS,
     OUTPUT_OPTIONS_DEFAULT, OUT_REQ_BODY, OUT_REQ_HEAD,
-    OUT_RESP_BODY, OUT_RESP_HEAD, PRETTY_MAP, PRETTY_STDOUT_TTY_ONLY,
+    OUT_RESP_BODY, OUT_RESP_HEAD, OUT_RESP_META, PRETTY_MAP, PRETTY_STDOUT_TTY_ONLY,
     RequestType, SEPARATOR_GROUP_ALL_ITEMS, SEPARATOR_PROXY,
     SORTED_FORMAT_OPTIONS_STRING,
     UNSORTED_FORMAT_OPTIONS_STRING,
@@ -401,6 +401,16 @@ output_options.add_argument(
 
     '''
 )
+output_options.add_argument(
+    '--meta', '-m',
+    dest='output_options',
+    action='store_const',
+    const=OUT_RESP_META,
+    help=f'''
+    Print only the response metadata. Shortcut for --print={OUT_RESP_META}.
+
+    '''
+)
 output_options.add_argument(
     '--body', '-b',
     dest='output_options',
@@ -415,7 +425,8 @@ output_options.add_argument(
 output_options.add_argument(
     '--verbose', '-v',
     dest='verbose',
-    action='store_true',
+    action='count',
+    default=0,
     help=f'''
     Verbose output. Print the whole request as well as the response. Also print
     any intermediary requests/responses (such as redirects).