Merge pull request #3580 from masatake/option--list-fields=NONE

[SELF-INCOMPATIBLE] main: add --list-fields=NONE and --list-extras=NONE

Author: masatake

Tmain/broken-langdef.d/run.sh

@@ -13,6 +13,7 @@ run_ctags()
 
 run_ctags ""
 run_ctags all
+run_ctags NONE
 for c in '!' '"' '$' '%' '&' "'" '(' ')' '*' ',' '-' '.' '/' ':' ';' '<' '=' '>' '?' '@' '[' '\' ']' '^' '`' '|' '~'; do
 	run_ctags "C$c"
 done

Tmain/broken-langdef.d/stderr-expected.txt

@@ -2,6 +2,8 @@
 ctags: No language specified for "langdef" option
 # all
 ctags: "all" is reserved; don't use it as the name for defining a new language
+# NONE
+ctags: "NONE" is reserved; don't use it as the name for defining a new language
 # C!
 ctags: don't use `!' in a language name (C!)
 # C"

Tmain/list-extras.d/run.sh

@@ -5,3 +5,4 @@ CTAGS=$1
 
 ${CTAGS} --quiet --options=NONE --extras='*' --with-list-header --list-extras
 ${CTAGS} --quiet --options=NONE --extras='*' --with-list-header --machinable --list-extras
+${CTAGS} --quiet --options=NONE --extras= --with-list-header --list-extras=NONE

Tmain/list-extras.d/stdout-expected.txt

@@ -26,3 +26,12 @@ s	subparser	yes	NONE	no	Include tags generated by subparsers
 -	configPrefixed	yes	Kconfig	no	prepend CONFIG_ to config names
 -	funcmap	yes	QemuHX	no	Include mapping SQMP to C function name
 -	whitespaceSwapped	yes	Robot	no	Include tags swapping whitespace and underscore chars
+#LETTER NAME      ENABLED LANGUAGE FIXED DESCRIPTION
+-       anonymous no      NONE     no    Include tags for non-named objects like lambda
+F       fileScope no      NONE     no    Include tags of file scope
+f       inputFile no      NONE     no    Include an entry for the base file name of every input file
+g       guest     no      NONE     no    Include tags generated by guest parsers
+p       pseudo    no      NONE     no    Include pseudo tags
+q       qualified no      NONE     no    Include an extra class-qualified tag entry for each tag
+r       reference no      NONE     no    Include reference tags
+s       subparser no      NONE     no    Include tags generated by subparsers

Tmain/list-fields-none.d/exit-expected.txt

@@ -0,0 +1 @@
+0

Tmain/list-fields-none.d/run.sh

@@ -0,0 +1,6 @@
+# Copyright: 2022 Masatake YAMATO
+# License: GPL-2
+
+CTAGS=$1
+
+$CTAGS --quiet --options=NONE --list-fields=NONE | grep -v xpath

Tmain/load-conf-files-under-default-xdg-config-home/stdout-expected.txt renamed to Tmain/list-fields-none.d/stderr-expected.txt

@@ -0,0 +1,25 @@
+#LETTER NAME           ENABLED LANGUAGE JSTYPE FIXED OP DESCRIPTION
+N       name           yes     NONE     s--    yes   rw tag name
+F       input          yes     NONE     s--    yes   r- input file
+P       pattern        yes     NONE     s-b    yes   -- pattern
+C       compact        no      NONE     s--    no    -- compact input line (used only in xref output)
+E       extras         no      NONE     s--    no    r- Extra tag type information
+K       NONE           no      NONE     s--    no    -- Kind of tag in long-name form
+R       NONE           no      NONE     s--    no    -- Marker (R or D) representing whether tag is definition or reference
+S       signature      no      NONE     s--    no    rw Signature of routine (e.g. prototype or parameter list)
+T       epoch          yes     NONE     -i-    no    -- the last modified time of the input file (only for F/file kind tag)
+Z       scope          no      NONE     s--    no    rw [tags output] prepend "scope:" key to s/scope field output, [xref and json output] the same as s/ field
+a       access         no      NONE     s--    no    rw Access (or export) of class members
+e       end            no      NONE     -i-    no    rw end lines of various items
+f       file           yes     NONE     --b    no    -- File-restricted scoping
+i       inherits       no      NONE     s-b    no    -w Inheritance information
+k       NONE           yes     NONE     s--    no    -- Kind of tag in one-letter form
+l       language       no      NONE     s--    no    -- Language of input file containing tag
+m       implementation no      NONE     s--    no    -- Implementation information
+n       line           no      NONE     -i-    no    rw Line number of tag definition
+o       nth            no      NONE     -i-    no    -- the order in the parent scope
+p       scopeKind      no      NONE     s--    no    -- [tags output] no effect, [xref and json output] kind of scope in long-name form
+r       roles          no      NONE     s--    no    r- Roles
+s       NONE           yes     NONE     s--    no    -- [tags output] scope (kind:name) of tag definition, [xref and json output] name of scope
+t       typeref        yes     NONE     s--    no    rw Type and name of a variable or typedef
+z       kind           no      NONE     s--    no    r- [tags output] prepend "kind:" to k/ (or K/) field output, [xref and json output] kind in long-name form