[doc] Add tests to value and format expressions

and change formatting for value expressions using @defun, @defvar.

doc/ledger.1

@@ -956,6 +956,7 @@ Character position where entry for posting begins.
 Return the transaction code, the string between the parenthesis after the date.
 .It Nm comment
 .It Nm commodity
+Return the commodity of the posting amount.
 .It Nm cost
 .It Nm count
 .It Nm date
@@ -970,7 +971,14 @@ Line number where entry for posting ends.
 Character position where entry for posting ends.
 .It Nm filename
 The name of the ledger data file from whence the posting came.
-.It Nm format_date
+.It Fn format_date date format
+Return the
+.Ar date
+as a string using
+.Ar format .
+See
+.Xr strftime 3
+for format string details.
 .It Nm get_at
 .It Nm has_meta
 .It Nm has_tag
@@ -983,11 +991,19 @@ The name of the ledger data file from whence the posting came.
 .It Nm options
 .It Nm partial_account
 .It Nm payee
+.It Fn percent value_a value_b
+Return the percentage of
+.Ar value_a
+in relation to
+.Ar value_b .
 .It Nm pending
 .It Nm post
 .It Nm print
 .It Nm quantity
-.It Nm quoted
+.It Fn quoted expression
+Surround
+.Ar expression
+with double-quotes.
 .It Nm real
 .It Nm rounded
 .It Nm scrub

doc/ledger3.texi

@@ -2,6 +2,7 @@
 
 @setfilename ledger3.info
 @include version.texi
+@set FIXME:UNDOCUMENTED @sc{undocumented}! Please help by contributing documentation for this feature.
 @settitle Ledger: Command-Line Accounting
 
 @c Before release, run C-u C-c C-u C-a (texinfo-all-menus-update with
@@ -5323,13 +5324,13 @@ with Ledger 2.X.
 @findex stats
 @findex stat
 
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @node @command{select},  , @command{stats}, Reports about your Journals
 @subsection @command{select}
 @findex select
 
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @node Command-Line Syntax, Budgeting and Forecasting, Reporting Commands, Top
 @chapter Command-Line Syntax
@@ -5465,6 +5466,9 @@ Redirect output to @file{FILE}.
 @itemx -i @var{FILE}
 Specify an options file.
 
+@item --import @var{FILE}
+@value{FIXME:UNDOCUMENTED}
+
 @item --account @var{STR}
 @itemx -a @var{STR}
 Specify default account @var{STR} for QIF file postings.
@@ -5782,7 +5786,7 @@ or testing small journal files not associated with your main financial
 database.
 
 @item --debug @var{CODE}
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --help
 @itemx -h
@@ -5843,10 +5847,10 @@ slowdown.  When combined with @option{--debug @var{CODE}} ledger will
 produce memory trace information.
 
 @item --verify-memory
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --version
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @end ftable
 
@@ -5863,13 +5867,26 @@ sessions with multiple reports per session.
 @ftable @option
 
 @item --cache @var{FIXME}
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --check-payees
-FIX THIS ENTRY @c FIXME thdox
+Enable strict and pedantic checking for payees as well as accounts,
+commodities and tags. This only works in conjunction with
+@option{--strict} or @option{--pedantic}.
 
 @item --day-break
-FIX THIS ENTRY @c FIXME thdox
+Break up @command{register} report of @ref{timelog} entries that span multiple
+days by day.
+@c see test/baseline/opt-day-break.dat
+@c @smallexample @c input:
+@c i 2015/
+@c @end smallexample
+@c @smallexample @c command:
+@c $ ledger reg --day-break
+@c @end smallexample
+@c @smallexample @c output:
+@c @end smallexample
+@value{FIXME:UNDOCUMENTED}
 
 @item --decimal-comma
 Direct Ledger to parse journals using the European standard comma as
@@ -5881,7 +5898,8 @@ Direct Ledger to download prices using the script defined via the option
 @option{--getquote @var{FILE}}.
 
 @item --explicit
-FIX THIS ENTRY @c FIXME thdox
+@c see test/baseline/opt-explicit.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --file @var{FILE}
 @itemx -f @var{FILE}
@@ -5975,7 +5993,7 @@ For example 8100 seconds by default will be displayed as 2.25 whereas
 with the @option{--time-colon} option they will be displayed as 2:15.
 
 @item --value-expr @var{FIXME}
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @end ftable
 
@@ -6035,7 +6053,9 @@ Set the width in characters of the amount column in the
 Anonymize registry output, mostly for sending in bug reports.
 
 @item --auto-match
-FIX THIS ENTRY @c FIXME thdox
+@c Automatically match accounts from ledger journal when using convert command
+@c see test/baseline/opt-auto-match.dat
+@value{FIXME:UNDOCUMENTED}
 
 @item --aux-date
 @itemx --effective
@@ -6059,7 +6079,10 @@ Strings}). The default is:
 @end smallexample
 
 @item --base
-FIX THIS ENTRY @c ASK JOHN
+@c Report commodity in the base commodity s instead of h
+@c Does this apply to other commodities too?
+@c see test/baseline/opt-base.test/
+@value{FIXME:UNDOCUMENTED}
 
 @item --basis
 @itemx -B
@@ -6109,7 +6132,7 @@ Consider only transactions that have been cleared for display and
 calculation.
 
 @item --cleared-format @var{FORMAT_STRING}
-FIX THIS ENTRY @c FIXME thdox: to keep?
+@c FIXME thdox: to keep?
 Specify the format to use for the @command{cleared} report (@pxref{Format
 Strings}). The default is:
 
@@ -6178,8 +6201,11 @@ Specify the format ledger should use to read and print dates
 Specify the width, in characters, of the date column in the
 @command{register} report.
 
-@item --datetime-format @var{FIXME}
+@item --datetime-format @var{DATETIME_FORMAT}
-FIX THIS ENTRY @c ASK JOHN
+@c Specify the format ledger should use to print datetimes in
+@c @command{balance} @option{--timelog-report} reports.
+@c see test/baseline/opt-datetime-format.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --dc
 Display register or balance in debit/credit format If you use
@@ -6287,7 +6313,7 @@ command}).  Gives current account balances in the form of a register
 report.
 
 @item --exact
-FIX THIS ENTRY @c ASK JOHN
+@value{FIXME:UNDOCUMENTED}
 
 @item --exchange @var{COMMODITY}
 @itemx -X @var{COMMODITY}
@@ -6365,10 +6391,10 @@ Print the first @var{INT} entries. Opposite of @option{--tail
 
 @item --historical
 @itemx -H
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --immediate
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --inject
 Use @code{Expected} amounts in calculations.  In case you know
@@ -6409,7 +6435,8 @@ Report the date and price at which each commodity was purchased in
 a balance report.
 
 @item --lots-actual
-FIX THIS ENTRY
+@c see test/baseline/opt-lots-actual.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --market
 @itemx -V
@@ -6564,17 +6591,22 @@ Show all postings in a transaction, similar to @option{--related} but
 show both @emph{sides} of each transaction.
 
 @item --revalued
-FIX THIS ENTRY
+@c see test/baeline/opt-revalued.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --revalued-only
-FIX THIS ENTRY
+@c see test/baeline/opt-revalued-only.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --revalued-total @var{FIXME}
-FIX THIS ENTRY
+@value{FIXME:UNDOCUMENTED}
 
 @item --rich-data
 @itemx --detail
-FIX THIS ENTRY @c FIXME thdox
+@c When generating ledger transaction from csv using the convert command
+@c add CSV, Imported, and UUID meta-data.
+@c see test/baeline/opt-rich-data.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --seed @var{INT}
 Set the random seed to @var{INT} for the @code{generate} command.
@@ -6585,8 +6617,8 @@ Used as part of development testing.
 Sort the @command{register} report based on the value expression given
 to sort.
 
-@c @item --sort-all @var{FIXME}
+@item --sort-all @var{FIXME}
-@c FIX THIS ENTRY
+@value{FIXME:UNDOCUMENTED}
 
 @item --sort-xacts @var{VEXPR}
 @itemx --period-sort @var{VEXPR}
@@ -6599,7 +6631,7 @@ week.
 
 @item --subtotal
 @itemx -s
-FIX THIS ENTRY
+@value{FIXME:UNDOCUMENTED}
 
 @item --tail @var{INT}
 @itemx --last @var{INT}
@@ -6607,7 +6639,9 @@ Report only the last @var{INT} entries. Only useful in
 a @command{register} report.
 
 @item --time-report
-FIX THIS ENTRY @c FIXME thdox
+@c Display begin and end time for each timelog entry in balance reports
+@c see test/baseline/opt-time-report.test
+@value{FIXME:UNDOCUMENTED}
 
 @item --total @var{VEXPR}
 @itemx -T @var{VEXPR}
@@ -7614,6 +7648,7 @@ $ ledger --forecast "d<[2010]" bal ^assets ^liabilities
 @chapter Time Keeping
 @findex --day-break
 
+@anchor{timelog}
 Ledger directly supports ``timelog'' entries, which have this form:
 
 @smallexample @c input:validate
@@ -7945,8 +7980,6 @@ will match both all the three examples below:
     Expenses:Phone                           $-50.00
 @end smallexample
 
-
-
 @item (EXPR)
 A sub-expression is nested in parenthesis.  This can be useful passing
 more complicated arguments to functions, or for overriding the natural
@@ -7974,61 +8007,337 @@ expect (@pxref{Pre-Commands}).
 @node Miscellaneous,  , Complex expressions, Complex expressions
 @subsection Miscellaneous
 
-@table @code
+The following Ledger journal data (saved as @file{expr.dat}) is used to explain the behaviour of the
-@item abs--> U
+functions and variables below:
-@item amount_expr
+@anchor{expr.dat}
-@item ansify_if
+@smallexample @c input:3406FC1
-@item ceiling
+2015/01/16 * (C0D3) Payee
-Return the next integer toward +infinity
+  Assets:Cash                 ¤ -123,45
-@item code
+    ; Payee: PiggyBank
-Return the transaction code, the string between the parenthesis after
+  Expenses:Office Supplies
-the date.
+@end smallexample
-@item commodity
+
-@item date
+@defun abs value
-@item display_amount --> t
+@defunx U value
-@item display_total --> T
+Return the absolute value of the given @var{value}, e.g. @var{amount}.
-@item floor
+@end defun
-Return the next integer toward -infinity
+@smallexample @c command:3406FC1
-@item format
+$ ledger -f expr.dat --format "%(account) %(abs(amount))\n" reg assets
-@item format_date
+@end smallexample
-@item format_datetime
+@smallexample @c output:3406FC1
-@item get_at
+Assets:Cash ¤ 123,45
-@item is_seq
+@end smallexample
-@item join
+
-@item justify
+@defun amount_expr
-@item market --> P
+@value{FIXME:UNDOCUMENTED}
-@item nail_down
+@end defun
-@item now --> d m
+
-@item options
+@defun ansify_if value color bool
-@item percent
+Render the given @var{expression} as a string, applying the proper ANSI escape
-@item print
+codes to display it in the given @var{color} if @var{bool} is true.  It
-@item quantity
+typically checks the value of the option @option{--color}. Since ANSI escape
-@item quoted
+codes include non-printable character sequences, such as escape @kbd{^[}
-@item round
+the following example may not appear as the final result on the commandline.
-@item rounded
+@end defun
-@item roundto
+@smallexample @c command:4D836EE,with_input:3406FC1
-Return value rounded to n digits.  Does not affect formatting.
+$ ledger -f expr.dat --format "%(ansify_if(account, blue, options.color))\n" reg
-@item scrub
+@end smallexample
-@item should_bold
+@smallexample @c output:4D836EE
-@item strip --> S
+Assets:Cash
-@item to_amount
+Expenses:Office Supplies
-@item to_balance
+@end smallexample
-@item to_boolean
+
-@item to_date
+@defun ceiling value
-@item to_datetime
+Return the next integer of @var{value} toward @math{+}infinity.
-@item to_int
+@end defun
-@item to_mask
+@smallexample @c command:FF9C18C,with_input:3406FC1
-@item to_sequence
+$ ledger -f expr.dat --format "%(account) %(ceiling(amount))\n" reg
-@item to_spring
+@end smallexample
-@item today
+@smallexample @c output:FF9C18C
-@item top_amount
+Assets:Cash ¤ -123,00
-@item total_expr
+Expenses:Office Supplies ¤ 124,00
-@item trim
+@end smallexample
-@item truncated
+
-@item unround
+@defvar code
-@item unrounded
+Return the transaction code, the string between the parenthesis after the date.
-@item value_date
+@smallexample @c command:46FCFD3,with_input:3406FC1
-@end table
+$ ledger -f expr.dat --format "%(account) %(code)\n" reg assets
+@end smallexample
+@smallexample @c output:46FCFD3
+Assets:Cash C0D3
+@end smallexample
+@end defvar
+
+@defvar commodity
+Return the commodity of the posting amount.
+@end defvar
+@smallexample @c command:2CD27D7,with_input:3406FC1
+$ ledger -f expr.dat --format "%(account) %(commodity)\n" reg
+@end smallexample
+@smallexample @c output:2CD27D7
+Assets:Cash ¤
+Expenses:Office Supplies ¤
+@end smallexample
+
+@defvar date
+Return the date of the posting.
+@end defvar
+@smallexample @c command:67EBA45,with_input:3406FC1
+$ ledger -f expr.dat --format "%(date) %(account)\n" reg assets
+@end smallexample
+@smallexample @c output:67EBA45
+2015/01/16 Assets:Cash
+@end smallexample
+
+@defvar display_amount
+@defvarx t
+@value{FIXME:UNDOCUMENTED}
+@end defvar
+
+@c FIXME
+@defvar display_total
+@defvarx T
+@value{FIXME:UNDOCUMENTED}
+@end defvar
+
+@defun floor value
+Return the next integer of @var{value} toward @math{-}infinity.
+@end defun
+@smallexample @c command:4FDC7C5,with_input:3406FC1
+$ ledger -f expr.dat --format "%(account) %(floor(amount))\n" reg
+@end smallexample
+@smallexample @c output:4FDC7C5
+Assets:Cash ¤ -124,00
+Expenses:Office Supplies ¤ 123,00
+@end smallexample
+
+@defun format
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun format_date date format
+Return the @var{date} as a string using @var{format}. See strftime (3)
+for format string details.
+@end defun
+@smallexample @c command:9605B13,with_input:3406FC1
+$ ledger -f expr.dat --format "%(format_date(date, '%A, %B %d. %Y'))\n" reg assets
+@end smallexample
+@smallexample @c output:9605B13
+Friday, January 16. 2015
+@end smallexample
+
+@defun format_datetime
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun get_at
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun is_seq
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun join
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun justify value first_width latter_width right_justify colorize
+Right or left justify the string representing @var{value}.  The width
+of the field in the first line is given by @var{first_width}.  For
+subsequent lines the width is given by @var{latter_width}.  If
+@var{latter_width=-1}, then @var{first_width} is use for all lines.
+If @var{right_justify=true} then the field is right justify within
+the width of the field. If it is @var{false}, then the field is left
+justified and padded to the full width of the field.  If
+@var{colorize} is true, then ledger will honor color settings.
+@end defun
+@smallexample @c command:082FB27,with_input:3406FC1
+$ ledger -f expr.dat --format "»%(justify(account, 30, 30, true))«\n" reg
+@end smallexample
+@smallexample @c output:082FB27
+»                   Assets:Cash«
+»      Expenses:Office Supplies«
+@end smallexample
+
+@defun market
+@defunx P
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun nail_down
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defvar now
+@defvarx d
+@defvarx m
+@value{FIXME:UNDOCUMENTED}
+@end defvar
+
+@defvar options
+A variable that allows access to the values of the given command-line options
+using the long option names, e.g. to see whether @option{--daily} or @option{-D}
+was given use @code{option.daily}.
+@smallexample @c command:C1FC7A7,with_input:3406FC1
+$ ledger -f expr.dat -X $ -D --format "%(options.daily) %(options.exchange)\n" reg assets
+@end smallexample
+@smallexample @c output:C1FC7A7
+true $
+@end smallexample
+@end defvar
+
+@defun percent value_a value_b
+Return the percentage of @var{value_a} in relation to @var{value_b} (used as 100%)
+@end defun
+@smallexample @c command:04959BF,with_input:3406FC1
+$ ledger -f expr.dat --format "%(percent(amount, 200))\n" reg
+@end smallexample
+@smallexample @c output:04959BF
+-61.73%
+61.73%
+@end smallexample
+
+@defun print
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun quantity
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun quoted expression
+Surround @var{expression} with double-quotes.
+@end defun
+@smallexample @c command:EAD8AA7,with_input:3406FC1
+$ ledger -f expr.dat --format "%(quoted(account)) %(quoted(amount))\n" reg
+@end smallexample
+@smallexample @c output:EAD8AA7
+"Assets:Cash" "¤ -123,45"
+"Expenses:Office Supplies" "¤ 123,45"
+@end smallexample
+
+@defun round
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun rounded
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun roundto value n
+Return @var{value} rounded to @var{n} digits.  Does not affect formatting.
+@end defun
+@smallexample @c command:B4DFB9F,with_input:3406FC1
+$ ledger -f expr.dat --format "%(account) %(roundto(amount, 1))\n" reg
+@end smallexample
+@smallexample @c output:B4DFB9F
+Assets:Cash ¤ -123,40
+Expenses:Office Supplies ¤ 123,50
+@end smallexample
+
+@defun scrub
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun should_bold
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun strip
+@defunx S
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_amount
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_balance
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_boolean
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_date
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_datetime
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_int value
+@defunx int value
+Return the integer value for @var{value}.
+@end defun
+@smallexample @c command:0B0CBA1,with_input:3406FC1
+$ ledger -f expr.dat --format "%(1 + to_int('1'))\n%(2,5 + int(2,5))\n" reg assets
+@end smallexample
+@smallexample @c output:0B0CBA1
+2
+4.5
+@end smallexample
+
+@defun to_mask
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_sequence
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun to_string value
+@defunx str value
+Convert @var{value} to a character string.
+@end defun
+
+@defvar today
+Return today's date.
+@end defvar
+@smallexample @c command:F2FDF4B,with_input:3406FC1
+$ ledger -f expr.dat --now 2015/01/01 --format "%(today)\n" reg assets
+@end smallexample
+@smallexample @c output:F2FDF4B
+2015/01/01
+@end smallexample
+
+@defun top_amount
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun total_expr
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun trim value
+Trim leading and trailing whitespace from @var{value}.
+@end defun
+@smallexample @c command:377BBAB,with_input:3406FC1
+$ ledger -f expr.dat --format "»%(trim(' 	Trimmed	 '))«\n" reg assets
+@end smallexample
+@smallexample @c output:377BBAB
+»Trimmed«
+@end smallexample
+
+@defun truncated
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun unround
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun unrounded
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
+@defun value_date
+@value{FIXME:UNDOCUMENTED}
+@end defun
+
 
 @node Format Strings, Extending with Python, Value Expressions, Top
 @chapter Format Strings
@@ -8115,12 +8424,19 @@ or an expression enclosed in parentheses or brackets.
 @findex --amount @var{EXPR}
 @findex --total @var{VEXPR}
 
+For demonstration purposes the journal data from @ref{expr.dat} is used.
 The allowable expressions are:
 
 @table @code
 
 @item %
 Inserts a percent sign.
+@smallexample @c command:6F90EFC,with_input:3406FC1
+$ ledger -f expr.dat --format "%%\n" reg assets
+@end smallexample
+@smallexample @c output:6F90EFC
+%
+@end smallexample
 
 @item t
 Inserts the results of the value expression specified by
@@ -8138,6 +8454,12 @@ parentheses.  To insert five times the total value of an account, for
 example, one could say @samp{%12(5*O)}.  Note: It's important to put the
 five first in that expression, so that the commodity doesn't get
 stripped from the total.
+@smallexample @c command:494256E,with_input:3406FC1
+$ ledger -f expr.dat --format "%12(5*O)\n" reg assets
+@end smallexample
+@smallexample @c output:494256E
+   ¤ -617,25
+@end smallexample
 
 @item [DATEFMT]
 Inserts the result of formatting a posting's date with a date
@@ -8147,20 +8469,52 @@ example: @samp{%[%Y/%m/%d %H:%M:%S]}.
 @item S
 Insert the path name of the file from which the transaction's data was
 read.  Only sensible in a @command{register} report.
+@c Note: Unable to test this properly since the output depends on
+@c       where the ledger source tree resides in the filesystem.
+@smallexample
+$ ledger -f ~/journal.dat --format "%S\n" reg assets
+@end smallexample
+@smallexample
+/home/jwiegley/journal.dat
+@end smallexample
 
 @item B
 Inserts the beginning character position of that transaction within the
 file.
+@smallexample @c command:2B669C9,with_input:3406FC1
+$ ledger -f expr.dat --format "%B\n" reg assets
+@end smallexample
+@smallexample @c output:2B669C9
+26
+@end smallexample
 
 @item b
 Inserts the beginning line of that transaction within the file.
+@smallexample @c command:F6E356F,with_input:3406FC1
+$ ledger -f expr.dat --format "%b\n" reg assets
+@end smallexample
+@smallexample @c output:F6E356F
+2
+@end smallexample
 
 @item E
 Inserts the ending character position of that transaction within the
 file.
+@smallexample @c command:0E55246,with_input:3406FC1
+$ ledger -f expr.dat --format "%E\n" reg assets
+@end smallexample
+@smallexample @c output:0E55246
+90
+@end smallexample
 
 @item e
 Inserts the ending line of that transaction within the file.
+@smallexample @c command:A26F4C0,with_input:3406FC1
+$ ledger -f expr.dat --format "%e\n" reg assets
+@end smallexample
+@smallexample @c output:A26F4C0
+3
+@end smallexample
 
 @item D
 Returns the date according to the default format.
@@ -8179,9 +8533,23 @@ character if all of the member postings have the same state.
 @item C
 Inserts the transaction code.  This is the value specified between
 parentheses on the first line of the transaction.
+@smallexample @c command:C1CAAF3,with_input:3406FC1
+$ ledger -f expr.dat --format "%C\n" reg assets
+@end smallexample
+@c Note: The output needs a space character at the end
+@c       for this test to pass
+@smallexample @c output:C1CAAF3
+(C0D3) 
+@end smallexample
 
 @item P
 Inserts the payee related to a posting.
+@smallexample @c command:F41A9BB,with_input:3406FC1
+$ ledger -f expr.dat --format "%P\n" reg assets
+@end smallexample
+@smallexample @c output:F41A9BB
+PiggyBank
+@end smallexample
 
 @c @item a
 @c Inserts the optimal short name for an account.  This is normally
@@ -8191,6 +8559,13 @@ Inserts the payee related to a posting.
 
 @item A
 Inserts the full name of an account.
+@smallexample @c command:29A70DD,with_input:3406FC1
+$ ledger -f expr.dat --format "%A\n" reg
+@end smallexample
+@smallexample @c output:29A70DD
+Assets:Cash
+Expenses:Office Supplies
+@end smallexample
 
 @c @item W
 @c This is the same as @code{%A}, except that it first displays the
@@ -8207,12 +8582,25 @@ Inserts the full name of an account.
 
 @item N
 Inserts the note associated with a posting, if one exists.
+@smallexample @c command:E6DC93A,with_input:3406FC1
+$ ledger -f expr.dat --format "%N\n" reg assets
+@end smallexample
+@smallexample @c output:E6DC93A
+ Payee: PiggyBank
+@end smallexample
 
 @item /
 The @samp{%/} construct is special.  It separates a format string
 between what is printed for the first posting of a transaction, and
 what is printed for all subsequent postings.  If not used, the
 same format string is used for all postings.
+@smallexample @c command:E80897D,with_input:3406FC1
+$ ledger -f expr.dat --format "%P\n%/%A\n" reg
+@end smallexample
+@smallexample @c output:E80897D
+PiggyBank
+Expenses:Office Supplies
+@end smallexample
 
 @end table
 
@@ -9323,7 +9711,7 @@ slowdown.  When combined with @option{--debug @var{CODE}} ledger will
 produce memory trace information.
 
 @item --verify-memory
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item --version
 Print version information and exit.
@@ -9421,7 +9809,7 @@ true
 @end smallexample
 
 @item script
-FIX THIS ENTRY @c FIXME thdox
+@value{FIXME:UNDOCUMENTED}
 
 @item template
 Shows the insertion template that the @command{xact} sub-command
@@ -9706,11 +10094,23 @@ to the main body of the documentation.
 @node Invoking Ledger, Ledger Files, Cookbook, Cookbook
 @subsection Invoking Ledger
 
-@smallexample
+
+@smallexample @c command:validate
 $ ledger --group-by "tag('trip')" bal
-$ ledger reg --sort "tag('foo')" %foo
+@end smallexample
+@c FIXME: The following example fails to validate due to:
+@c While applying is_realzero to :
+@c Error: Cannot determine if an uninitialized value is really zero
+@c @smallexample @c command:validate
+@c $ ledger reg --sort "tag('foo')" %foo
+@c @end smallexample
+@smallexample @c command:validate
 $ ledger cleared VWCU NFCU Tithe Misentry
+@end smallexample
+@smallexample @c command:validate
 $ ledger register Joint --uncleared
+@end smallexample
+@smallexample @c command:validate
 $ ledger register Checking --sort d -d 'd>[2011/04/01]' until 2011/05/25
 @end smallexample