dev: journal: ignore CLI flags in journal

hledger-lib/Hledger/Read/JournalReader.hs

@@ -244,6 +244,7 @@ directivep = (do
    ,bucketdirectivep
    ,capturedirectivep
    ,checkdirectivep
+   ,commandlineflagdirectivep
    ,commoditydirectivep
    ,commodityconversiondirectivep
    ,definedirectivep
@@ -525,7 +526,7 @@ formatdirectivep expectedsym = do
 -- More Ledger directives, ignore for now:
 -- apply fixed, apply tag, assert, bucket, A, capture, check, define, expr
 applyfixeddirectivep, applytagdirectivep, assertdirectivep, bucketdirectivep, capturedirectivep,
-  checkdirectivep, definedirectivep, exprdirectivep :: JournalParser m ()
+  checkdirectivep, definedirectivep, exprdirectivep, commandlineflagdirectivep :: JournalParser m ()
 applyfixeddirectivep = do string "apply fixed" >> lift restofline >> return ()
 applytagdirectivep   = do string "apply tag" >> lift restofline >> return ()
 assertdirectivep     = do string "assert"  >> lift restofline >> return ()
@@ -534,6 +535,7 @@ capturedirectivep    = do string "capture" >> lift restofline >> return ()
 checkdirectivep      = do string "check"   >> lift restofline >> return ()
 definedirectivep     = do string "define"  >> lift restofline >> return ()
 exprdirectivep       = do string "expr"    >> lift restofline >> return ()
+commandlineflagdirectivep = do string "--" >> lift restofline >> return ()
 
 keywordp :: String -> JournalParser m ()
 keywordp = void . string . fromString

hledger/hledger.m4.md

@@ -2749,6 +2749,7 @@ capture ACCT REGEX
 check   EXPR
 define  VAR=EXPR
 expr    EXPR
+--command-line-flag
 ```
 
 # CSV

hledger/test/ledger-compat/syntax/hledger-ledger-unsupported.test

@@ -49,10 +49,3 @@ $ hledger -f- check
 $ hledger -f- check
 >2//
 >=1
-
-# command line options
-<
---strict
-$ hledger -f- check
->2//
->=1

hledger/test/ledger-compat/syntax/hledger-other.test

@@ -55,4 +55,6 @@ check 1
 define var_name=$100
 expr 1
 N USD
+--command-line-flag
+
 $ hledger -f- check