Add GetText Portable Object (PO) files (#814)

Co-authored-by: XAMPPRocky <4464295+XAMPPRocky@users.noreply.github.com>

README.md

@@ -478,6 +478,7 @@ Perl
 Perl6
 Pest
 Php
+Po
 Poke
 Polly
 Pony

languages.json

@@ -1137,6 +1137,11 @@
       "quotes": [["\\\"", "\\\""], ["'", "'"]],
       "extensions": ["php"]
     },
+    "Po": {
+        "name": "PO File",
+        "line_comment": ["#"],
+        "extensions": ["po", "pot"]
+    },
     "Poke": {
       "multi_line_comments": [["/*", "*/"]],
       "extensions": ["pk"]

tests/data/pofile.po

@@ -0,0 +1,14 @@
+# 14 lines 6 code 5 comments 3 blanks
+
+#: lib/error.c:116
+msgid "Unknown system error"
+msgstr "Error desconegut del sistema"
+
+#: disk-utils/addpart.c:15
+#, c-format
+msgid " %s <disk device> <partition number> <start> <length>\n"
+msgstr " %s <périphérique disque> <numéro de partition> <début> <longueur>\n"
+
+#: disk-utils/addpart.c:19
+msgid "Tell the kernel about the existence of a specified partition.\n"
+msgstr "Informer le noyau de l’existence d’une partition indiquée.\n"

tests/data/pofile_pot.pot

@@ -0,0 +1,17 @@
+# 17 lines 8 code 5 comments 4 blanks
+
+#: disk-utils/addpart.c:60 disk-utils/delpart.c:61 disk-utils/resizepart.c:101
+msgid "invalid partition number argument"
+msgstr ""
+
+#: disk-utils/addpart.c:61
+msgid "invalid start argument"
+msgstr ""
+
+#: disk-utils/addpart.c:62 disk-utils/resizepart.c:111
+msgid "invalid length argument"
+msgstr ""
+
+#: disk-utils/addpart.c:63
+msgid "failed to add partition"
+msgstr ""