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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 5x 1x 1x | import {Release, LanguageVersion} from "../../../version";
import {IStatement} from "./_statement";
import {seq, alt, altPrio, ver, optPrio, plus, opt, AlsoIn, verNotLang, tok} from "../combi";
import {MethodDefChanging, MethodDefReturning, Redefinition, MethodName, MethodDefExporting, MethodDefImporting, EventHandler, Abstract, MethodDefRaising, MethodDefExceptions, MethodParamName, NamespaceSimpleName, TypeName, EntityAssociation} from "../expressions";
import {IStatementRunnable} from "../statement_runnable";
import {ParenLeft, ParenRightW} from "../../1_lexer/tokens";
export class MethodDef implements IStatement {
public getMatcher(): IStatementRunnable {
const def = ver(Release.v740sp08, seq("DEFAULT", altPrio("FAIL", "IGNORE")), {also: AlsoIn.OpenABAP});
const parameters = seq(optPrio(altPrio("FINAL", def, Abstract)),
optPrio(MethodDefImporting),
optPrio(MethodDefExporting),
optPrio(MethodDefChanging),
optPrio(MethodDefReturning),
// Old-style EXCEPTIONS blocked in KeyUser
optPrio(altPrio(MethodDefRaising, verNotLang(LanguageVersion.KeyUser, MethodDefExceptions))));
const testing = seq(optPrio(Abstract), "FOR TESTING", optPrio(altPrio(MethodDefRaising, verNotLang(LanguageVersion.KeyUser, MethodDefExceptions))));
const result = seq("RESULT", MethodParamName);
const link = seq("LINK", MethodParamName);
const full = seq("FULL", MethodParamName);
const modify = alt(
seq("FOR ACTION", TypeName, optPrio(result)),
seq("FOR CREATE", alt(TypeName, EntityAssociation)),
seq("FOR DELETE", TypeName),
seq("FOR UPDATE", TypeName));
const forRead = seq("FOR READ", alt(TypeName, EntityAssociation), optPrio(full), result, optPrio(link));
const forfunction = seq("FOR FUNCTION", TypeName, result);
const entityEventReference = seq("REFERENCE", tok(ParenLeft), MethodParamName, tok(ParenRightW));
const entityEventParameter = seq(altPrio(entityEventReference, MethodParamName), "FOR", TypeName);
const entityEvent = seq(optPrio("FINAL"),
"FOR ENTITY EVENT",
optPrio("IMPORTING"),
plus(entityEventParameter));
const behavior = altPrio(
"DDL OBJECT OPTIONS CDS SESSION CLIENT REQUIRED", // todo, this is only from version something
seq("TABLE FUNCTION", NamespaceSimpleName), // todo, this is only from version something
seq("VALIDATE ON SAVE IMPORTING", MethodParamName, "FOR", TypeName),
seq("MODIFY", opt("IMPORTING"), plus(seq(MethodParamName, modify))),
seq("PRECHECK IMPORTING", MethodParamName, modify),
seq("DETERMINATION", TypeName, "IMPORTING", MethodParamName, "FOR", TypeName),
seq("VALIDATION", TypeName, "IMPORTING", MethodParamName, "FOR", TypeName),
seq("NUMBERING IMPORTING", MethodParamName, modify),
seq("READ IMPORTING", MethodParamName, altPrio(forRead, forfunction)),
seq("FEATURES IMPORTING", MethodParamName, "REQUEST", NamespaceSimpleName, "FOR", NamespaceSimpleName, result),
seq("BEHAVIOR IMPORTING", MethodParamName, "FOR CREATE", TypeName, MethodParamName, "FOR UPDATE", TypeName, MethodParamName, "FOR DELETE", TypeName),
seq("BEHAVIOR IMPORTING", MethodParamName, "FOR READ", TypeName, result),
seq("BEHAVIOR IMPORTING", MethodParamName, "FOR UPDATE", TypeName),
seq(alt("BEHAVIOR", "LOCK"), "IMPORTING", MethodParamName, "FOR LOCK", TypeName),
seq("DETERMINE", alt("ON MODIFY", "ON SAVE"), "IMPORTING", MethodParamName, "FOR", TypeName),
seq("GLOBAL AUTHORIZATION IMPORTING REQUEST", MethodParamName, "FOR", TypeName, result),
seq("GLOBAL FEATURES IMPORTING REQUEST", MethodParamName, "FOR", TypeName, result),
seq(seq(opt("INSTANCE"), "AUTHORIZATION IMPORTING"), MethodParamName, "REQUEST", MethodParamName, "FOR", TypeName, result),
seq("INSTANCE FEATURES IMPORTING", MethodParamName, "REQUEST", MethodParamName, "FOR", TypeName, result),
);
// todo, this is only from version something
// AMDP OPTIONS clause blocked in KeyUser
const amdp = verNotLang(LanguageVersion.KeyUser, seq(
"AMDP OPTIONS", optPrio("READ-ONLY"), "CDS SESSION CLIENT", alt("CURRENT", "DEPENDENT"),
optPrio(MethodDefImporting),
optPrio(MethodDefExporting),
optPrio(MethodDefRaising)));
// FOR DDL OBJECT / FOR TABLE FUNCTION / FOR SCALAR FUNCTION blocked in KeyUser
const regular = seq(altPrio("CLASS-METHODS", "METHODS"),
MethodName,
alt(seq(optPrio(Abstract), optPrio(def), EventHandler),
parameters,
testing,
verNotLang(LanguageVersion.KeyUser, seq("FOR", behavior)),
amdp,
"NOT AT END OF MODE",
optPrio(Redefinition)));
// RAP event handlers are instance methods; CLASS-METHODS is not allowed.
const ret = alt(seq("METHODS", MethodName, verNotLang(LanguageVersion.KeyUser, entityEvent)), regular);
return ret;
}
}
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