if tables require hledger field names, not csv field names #1977

if,amount_in
xxx,123.45
yyy,321.00

hledger: Error: /home/user/export-test.csv.rules:29:10:
   |
29 | if,amount_in
   |          ^
unexpected '_'
expecting ',' or newline

if,contract
xxx,123
yyy,321

hledger: Error: /home/user/export-test.csv.rules:33:4:
   |
33 | if,contract
   |    ^^^^^^^^^
unexpected "contract<newline>xxx"
expecting "account1", "account10", "account11", "account12", "account13", "account14", "account15", "account16", "account17", "account18", "account19", "account2", "account20", "account21", "account22", "account23", "account24", "account25", "account26", "account27", "account28", "account29", "account3", "account30", "account31", "account32", "account33", "account34", "account35", "account36", "account37", "account38", "account39", "account4", "account40", "account41", "account42", "account43", "account44", "account45", "account46", "account47", "account48", "account49", "account5", "account50", "account51", "account52", "account53", "account54", "account55", "account56", "account57", "account58", "account59", "account6", "account60", "account61", "account62", "account63", "account64", "account65", "account66", "account67", "account68", "account69", "account7", "account70", "account71", "account72", "account73", "account74", "account75", "account76", "account77", "account78", "account79", "account8", "account80", "account81", "account82", "account83", "account84", "account85", "account86", "account87", "account88", "account89", "account9", "account90", "account91", "account92", "account93", "account94", "account95", "account96", "account97", "account98", "account99", "amount", "amount-in", "amount-out", "amount1", "amount1-in", "amount1-out", "amount10", "amount10-in", "amount10-out", "amount11", "amount11-in", "amount11-out", "amount12", "amount12-in", "amount12-out", "amount13", "amount13-in", "amount13-out", "amount14", "amount14-in", "amount14-out", "amount15", "amount15-in", "amount15-out", "amount16", "amount16-in", "amount16-out", "amount17", "amount17-in", "amount17-out", "amount18", "amount18-in", "amount18-out", "amount19", "amount19-in", "amount19-out", "amount2", "amount2-in", "amount2-out", "amount20", "amount20-in", "amount20-out", "amount21", "amount21-in", "amount21-out", "amount22", "amount22-in", "amount22-out", "amount23", "amount23-in", "amount23-out", "amount24", "amount24-in", "amount24-out", "amount25", "amount25-in", "amount25-out", "amount26", "amount26-in", "amount26-out", "amount27", "amount27-in", "amount27-out", "amount28", "amount28-in", "amount28-out", "amount29", "amount29-in", "amount29-out", "amount3", "amount3-in", "amount3out", "amount30", "amount30-in", "amount30-out", "amount31", "amount31-in", "amount31-out", "amount32", "amount32-in", "amount32-out", "amount33", "amount33-in", "amount33-out", "amount34", "amount34-in", "amount34-out", "amount35", "amount35-in", "amount35-out", "amount36", "amount36-in", "amount36-out", "amount37", "amount37-in", "amount37-out", "amount38", "amount38-in", "amount38-out", "amount39", "amount39-in", "amount39-out", "amount4", "amount4-in", "amount4out", "amount40", "amount40-in", "amount40-out", "amount41", "amount41-in", "amount41-out", "amount42", "amount42-in", "amount42-out", "amount43", "amount43-in", "amount43-out", "amount44", "amount44-in", "amount44-out", "amount45", "amount45-in", "amount45-out", "amount46", "amount46-in", "amount46-out", "amount47", "amount47-in", "amount47-out", "amount48", "amount48-in", "amount48-out", "amount49", "amount49-in", "amount49-out", "amount5", "amount5-in", "amount5-out", "amount50", "amount50-in", "amount50-out", "amount51", "amount51-in", "amount51-out", "amount52", "amount52-in", "amount52-out", "amount53", "amount53-in", "amount53-out", "amount54", "amount54-in", "amount54-out", "amount55", "amount55-in", "amount55-out", "amount56", "amount56-in", "amount56-out", "amount57", "amount57-in", "amount57-out", "amount58", "amount58-in", "amount58-out", "amount59", "amount59-in", "amount59-out", "amount6", "amount6-in", "amount6-out", "amount60", "amount60-in", "amount60-out", "amount61", "amount61-in", "amount61out", "amount62", "amount62-in", "amount62-out", "amount63", "amount63-in", "amount63-out", "amount64", "amount64-in", "amount64-out", "amount65", "amount65-in", "amount65-out", "amount66", "amount66-in", "amount66-out", "amount67", "amount67-in", "amount67-out", "amount68", "amount68-in", "amount68-out", "amount69", "amount69-in", "amount69-out", "amount7", "amount7-in", "amount7-out", "amount70", "amount70-in", "amount70-out", "amount71", "amount71-in", "amount71-out", "amount72", "amount72-in", "amount72-out", "amount73", "amount73-in", "amount73-out", "amount74", "amount74-in", "amount74-out", "amount75", "amount75-in", "amount75-out", "amount76", "amount76-in", "amount76-out", "amount77", "amount77-in", "amount77-out", "amount78", "amount78-in", "amount78-out", "amount79", "amount79-in", "amount79-out", "amount8", "amount8-in", "amount8-out", "amount80", "amount80-in", "amount80-out", "amount81", "amount81-in", "amount81-out", "amount82", "amount82-in", "amount82-out", "amount83", "amount83-in", "amount83-out", "amount84", "amount84-in", "amount84-out", "amount85", "amount85-in", "amount85-out", "amount86", "amount86-in", "amount86-out", "amount87", "amount87-in", "amount87-out", "amount88", "amount88-in", "amount88-out", "amount89", "amount89-in", "amount89-out", "amount9", "amount9-in", "amount9-out", "amount90", "amount90-in", "amount90out", "amount91", "amount91-in", "amount91-out", "amount92", "amount92-in", "amount92-out", "amount93", "amount93-in", "amount93-out", "amount94", "amount94-in", "amount94-out", "amount95", "amount95-in", "amount95-out", "amount96", "amount96-in", "amount96-out", "amount97", "amount97-in", "amount97-out", "amount98", "amount98-in", "amount98-out", "amount99", "amount99-in", "amount99-out", "balance", "balance1", "balance10", "balance11", "balance12", "balance13", "balance14", "balance15", "balance16", "balance17", "balance18", "balance19", "balance2", "balance20", "balance21", "balance22", "balance23", "balance24", "balance25", "balance26", "balance27", "balance28", "balance29", "balance3", "balance30", "balance31", "balance32", "balance33", "balance34", "balance35", "balance36", "balance37", "balance38", "balance39", "balance4", "balance40", "balance41", "balance42", "balance43", "balance44", "balance45", "balance46", "balance47", "balance48", "balance49", "balance5", "balance50", "balance51", "balance52", "balance53", "balance54", "balance55", "balance56", "balance57", "balance58", "balance59", "balance6", "balance60", "balance61", "balance62", "balance63", "balance64", "balance65", "balance66", "balance67", "balance68", "balance69", "balance7", "balance70", "balance71", "balance72", "balance73", "balance74", "balance75", "balance76", "balance77", "balance78", "balance79", "balance8", "balance80", "balance81", "balance82", "balance83", "balance84", "balance85", "balance86", "balance87", "balance88", "balance89", "balance9", "balance90", "balance91", "balance92", "balance93", "balance94", "balance95", "balance96", "balance97", "balance98", "balance99", "code", "comment", "comment1", "comment10", "comment11", "comment12", "comment13", "comment14", "comment15", "comment16", "comment17", "comment18", "comment19", "comment2", "comment20", "comment21", "comment22", "comment23", "comment24", "comment25", "comment26", "comment27", "comment28", "comment29", "comment3", "comment30", "comment31", "comment32", "comment33", "comment34", "comment35", "comment36", "comment37", "comment38", "comment39", "comment4", "comment40", "comment41", "comment42", "comment43", "comment44", "comment45", "comment46", "comment47", "comment48", "comment49", "comment5", "comment50", "comment51", "comment52", "comment53", "comment54", "comment55", "comment56", "comment57", "comment58", "comment59", "comment6", "comment60", "comment61", "comment62", "comment63", "comment64", "comment65", "comment66", "comment67", "comment68", "comment69", "comment7", "comment70", "comment71", "comment72", "comment73", "comment74", "comment75", "comment76", "comment77", "comment78", "comment79", "comment8", "comment80", "comment81", "comment82", "comment83", "comment84", "comment85", "comment86", "comment87", "comment88", "comment89", "comment9", "comment90", "comment91", "comment92", "comment93", "comment94", "comment95", "comment96", "comment97", "comment98", "comment99", "currency", "currency1", "currency10", "currency11", "currency12", "currency13", "currency14", "currency15", "currency16", "currency17", "currency18", "currency19", "currency2", "currency20", "currency21", "currency22", "currency23", "currency24", "currency25", "currency26", "currency27", "currency28", "currency29", "currency3", "currency30", "currency31", "currency32", "currency33", "currency34", "currency35", "currency36", "currency37", "currency38", "currency39", "currency4", "currency40", "currency41", "currency42", "currency43", "currency44", "currency45", "currency46", "currency47", "currency48", "currency49", "currency5", "currency50", "currency51", "currency52", "currency53", "currency54", "currency55", "currency56", "currency57", "currency58", "currency59", "currency6", "currency60", "currency61", "currency62", "currency63", "currency64", "currency65", "currency66", "currency67", "currency68", "currency69", "currency7", "currency70", "currency71", "currency72", "currency73", "currency74", "currency75", "currency76", "currency77", "currency78", "currency79", "currency8", "currency80", "currency81", "currency82", "currency83", "currency84", "currency85", "currency86", "currency87", "currency88", "currency89", "currency9", "currency90", "currency91", "currency92", "currency93", "currency94", "currency95", "currency96", "currency97", "currency98", "currency99", "date", "date2", "description", "end", "skip", or "status"