Update colored output documentation

docs/src/cdist-reference.rst.sh

@@ -222,65 +222,89 @@ __cdist_log_level, __cdist_log_level_name
     | TRACE          | 5               |
     +----------------+-----------------+
 
+    Available for: initial manifest, explorer, type manifest, type explorer,
+    type gencode.
+__cdist_colored_log
+    whether or not cdist's log has colors enabled.
+    Is set to the string ``true`` if cdist's output is using colors,
+    otherwise the variable contains the string ``false``.
+
     Available for: initial manifest, explorer, type manifest, type explorer,
     type gencode.
 __cdist_dry_run
     Is set only when doing dry run (``-n`` flag).
+
     Available for: initial manifest, explorer, type manifest, type explorer,
     type gencode.
 __explorer
     Directory that contains all global explorers.
+
     Available for: initial manifest, explorer, type explorer, shell.
 __files
     Directory that contains content from the "files" subdirectories
     from the configuration directories.
+
     Available for: initial manifest, type manifest, type gencode, shell.
 __manifest
     Directory that contains the initial manifest.
+
     Available for: initial manifest, type manifest, shell.
 __global
     Directory that contains generic output like explorer.
+
     Available for: initial manifest, type manifest, type gencode, shell.
 __messages_in
     File to read messages from.
+
     Available for: initial manifest, type manifest, type gencode.
 __messages_out
     File to write messages.
+
     Available for: initial manifest, type manifest, type gencode.
 __object
     Directory that contains the current object.
+
     Available for: type manifest, type explorer, type gencode and code scripts.
 __object_id
     The type unique object id.
+
     Available for: type manifest, type explorer, type gencode and code scripts.
-    Note: The leading and the trailing "/" will always be stripped (caused by
-    the filesystem database and ensured by the core).
-    Note: Double slashes ("//") will not be fixed and result in an error.
+
+    | Note: The leading and the trailing "/" will always be stripped (caused by
+      the filesystem database and ensured by the core).
+    | Note: Double slashes ("//") will not be fixed and result in an error.
 __object_name
     The full qualified name of the current object.
+
     Available for: type manifest, type explorer, type gencode.
 __target_host
     The host we are deploying to. This is primary variable. It's content is
     literally the one user passed in.
+
     Available for: explorer, initial manifest, type explorer, type manifest, type gencode, shell.
 __target_hostname
     The hostname of host we are deploying to. This variable is derived from
     **__target_host** (using **socket.getaddrinfo(__target_host)** and then
     **socket.gethostbyaddr()**).
+
     Available for: explorer, initial manifest, type explorer, type manifest, type gencode, shell.
 __target_fqdn
     The fully qualified domain name of the host we are deploying to.
     This variable is derived from **__target_host**
     (using **socket.getfqdn()**).
+
     Available for: explorer, initial manifest, type explorer, type manifest, type gencode, shell.
 __target_host_tags
     Comma separated list of target host tags.
+
     Available for: explorer, initial manifest, type explorer, type manifest, type gencode, shell.
 __type
     Path to the current type.
+
     Available for: type manifest, type gencode.
 __type_explorer
     Directory that contains the type explorers.
+
     Available for: type explorer.
 
 Environment variables (for writing)

docs/src/man1/cdist.rst

@@ -112,9 +112,13 @@ All commands accept the following options:
     Show the help screen.
 
 **--colors COLORED_OUTPUT**
-    Use a colored output for different log levels.It can
-    be a boolean or "auto" (default) which enables this
-    feature if stdout is a tty and disables it otherwise.
+    Colorize cdist's output. If enabled, cdist will use different colors for
+    different log levels.
+    COLORED_OUTPUT recognizes the boolean values 'yes'/'no', 'on'/'off',
+    'true'/'false', '1'/'0', and 'auto' (the default).
+
+    If the value is 'auto', colored output is enabled if stdout is a TTY
+    unless the NO_COLOR (https://no-color.org/) environment variable is defined.
 
 **-l LOGLEVEL, --log-level LOGLEVEL**
     Set the specified verbosity level. The levels, in
@@ -685,6 +689,9 @@ The possible keywords and their meanings are as follows:
 :strong:`cache_path_pattern`
     Specify cache path pattern.
 
+:strong:`colored_output`
+    Colorize cdist's output. cf. the :code:`--colors` option.
+
 :strong:`conf_dir`
     List of configuration directories separated with the character conventionally
     used by the operating system to separate search path components (as in PATH),
@@ -906,9 +913,7 @@ CDIST_CACHE_PATH_PATTERN
     Custom cache path pattern.
 
 CDIST_COLORED_OUTPUT
-    Use a colored output for different log levels.
-    It can be a boolean or 'auto' (default) which enables this feature if
-    stdout is a tty and disables it otherwise.
+    Colorize cdist's output. cf. the :code:`--colors` option.
 
 CDIST_CONFIG_FILE
     Custom configuration file.