| STRING | :
"'" CHAR*
"'"
where CHAR is any character; a ' character must be doubled |
| NUMBER | : ("0".."9")+ |
| NAMECHAR | : "a".."z" | "0".."9" | " " | {_+-[]?} | INTLNAMECHAR | ESCAPECHAR |
| INTLNAMECHAR | : {äëïöü} | {áéíóú} | {àèìòù} | {âêîôû} | {ñãœçÿ} | {߀} | {¿¡«»} |
| ESCAPECHAR | :
"\" ECHAR
where ECHAR is anything that is not a letter number or underscore |
| NAME | :
NAMECHAR+
If NAME contains a space, the whole name should have a ";" after it, or one of ".>~#" forming the start of the next element in a chainClause |
| WILDNAME | :
["^"] (NAMECHAR |
"*" |
"#")+
If WILDNAME contains a space, the whole name should have a ";" after it. |
| # | Design element access and output commands (5.3.2) |
| chainOutputClause | : (propClauseWithLevel | propClause | (graphEltClause+ propClause)) [";"] [translatorNames] [";"]; |
| translatorNames | : ("%" <NAMECHAR>+)+; |
| propClauseWithLevel | : propClause levelNumber [";"]; |
| levelNumber | : [";"] " "* ["-"] <NUMBER>+; |
| propClause | : ":" (<NAME> | "()"); |
| graphEltClause | : (objClause | relClause | roleClause | portClause) [";"] |
| objClause | : "." typeChoiceClause |
| relClause | : ">" typeChoiceClause |
| roleClause | : "~" typeChoiceClause |
| portClause | : "#" typeChoiceClause |
| typeChoiceClause | : NAME |
| | "()" | |
| | "( " WILDNAME {" | " WILDNAME}* ")" | |
| # | General commands (5.3.3) |
| report | : oldreport | newreport; |
| oldreport | : "report" <STRING> clause* "endreport"; |
| newreport: | [newheadersection] clause*; |
| newheadersection | : <NAME> ["(" [<NAME> ("," <NAME>)*] ")" ]; |
| clause | : (comment
| basicClause | ifClause | loop | subreportClause | fileClause | md5Clause | executeClause | promptAskClause | variableAssign | variableClause | translationClause | mathClause | chainOutputClause ; |
| comment | : <comment>; |
| basicClause | : atomicClause | iterableClause; |
| atomicClause | : newlineClause | separatorClause | literal | variableRef | simpleClause; |
| newlineClause | : "newline" [";"]; |
| separatorClause | : "sep" [";"]; |
| literal | : <STRING> [translatorNames] [";"]; |
| variableRef | : "$" <NAME> [translatorNames] [";"]; |
| simpleClause | :
("id" |
"type" |
"metatype" |
"oid" |
"projectid" |
"objectid" |
"project") [levelNumber]
[";"] [translatorNames]
[";"]
| ("x" | "y" | "left" | "right" | "top" | "bottom" | "centerX" | "centerY" | "width" | "height" | "area") [levelNumber] [";"] [translatorNames] [";"]; |
| iterableClause | : ("decompositions" | "explosions" | "containers" | "contents" | "stack" | "graphs") [";"]; |
| # | Control and navigation commands (5.3.4) |
| ifClause | :
"if" [condition]
"then" [";"] (clause* | ";") ["else" [";"] clause*] "endif" [";"]; |
| condition | :
("not" condition)
| (condition "and" condition) | (condition "or" condition) | ("(" condition ")") | expression; |
| expression | : comparison | unary; |
| unary | : comparableClause; |
| comparison | :
comparableClause comp comparableClause
["num"]; |
| comparableClause | : atomicClause | chainClause; |
| comp | : "<" | ">" | "<=" | ">=" | "=" | "<>" | "=~" | "=/"; |
| loop | :
("do" |
"dowhile")
(chainClause | atomicClause) [whereClause] [filterClause] "{" clause* "}" [";"] | "foreach" graphEltClause [";"] [whereClause] [filterClause] "{" clause* "}" [";"]; |
| chainClause | : (chainElementClause [levelNumber] [";"])+; |
| chainElementClause | : graphEltClause | propClause | iterableClause; |
| whereClause | : "where" condition; |
| filterClause | :
orderbyClause [uniqueClause]
| uniqueClause; |
| orderbyClause | : "orderby" orderCriterion ("," orderCriterion)*; |
| uniqueClause | : "unique" [clause+ ("," clause+)*]; |
| orderCriterion | : clause+ ["num"] ["asc" | "desc"]; |
| subreportClause | : ("subreport" | "subgenerator") [";"] clause* "run" [";"]; |
| # | External I/O commands (5.3.5) |
| fileClause | : outputFileClause | filenameReadClause | filenamePrintClause; |
| outputFileClause | :
"filename"
[";"] clause*
["encoding" [";"] clause+] ["md5start" [";"] clause+] ["md5stop" [";"] clause+] modeClause clause* "close" [";"]; |
| modeClause | : ("write" | "merge" | "append") [";"]; |
| filenameReadClause | :
"filename"
[";"] clause*
["encoding" [";"] clause+] "read" [";"]; |
| filenamePrintClause | : "filename" [";"] clause* "print" [";"]; |
| md5Clause | :
"md5id"
[";"] clause*
"md5Block"
[";"]
clause* "md5sum" [";"]; |
| executeClause | :
("external" |
"internal")
[";"]
clause* ("execute" | "executeBlocking") [";"]; |
| promptAskClause | : "prompt" [";"] clause* "ask" [";"]; |
| # | String and number commands (5.3.6) |
| variableClause | : variableReadClause | variableWriteClause; |
| variableReadClause | : "variable" [";"] clause+ "read" [";"]; |
| variableWriteClause | :
"variable"
[";"] clause+
variableModeClause clause* [";"] "close" [";"]; |
| variableModeClause | : ("write" | "append") [";"]; |
| variableAssign | : "$" <NAME> "=" [";"] (variableAssign | basicClause | chainOutputClause); |
| translationClause | :
"to"
[";"] clause*
["translate" [";"] clause*] "endto" [";"]; |
| mathClause | : "math" [";"] clause* "evaluate" [";"]; |