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import {WParenLeftW, WParenRightW, WDashW, ParenLeftW, WPlus, WPlusW, Dash, ParenRightW, ParenLeft} from "../../1_lexer/tokens";
import {CondBody, SwitchBody, ComponentChain, FieldChain, ReduceBody, TypeNameOrInfer,
MethodCallChain, ArithOperator, Cond, Constant, StringTemplate, ConvBody, CorrespondingBody, ValueBody, FilterBody, Arrow} from ".";
import {Version} from "../../../version";
import {IStatementRunnable} from "../statement_runnable";
import {TextElement} from "./text_element";
import {AttributeChain} from "./attribute_chain";
import {Dereference} from "./dereference";
// todo, COND and SWITCH are quite similar?
// this class is used quite often, so its nice to have the differentiating tokens part of it
export class Source extends Expression {
public getRunnable(): IStatementRunnable {
const comp = seq(tok(Dash), ComponentChain);
const attr = seq(Arrow, AttributeChain);
const deref = optPrio(ver(Version.v756, Dereference));
const method = seq(MethodCallChain, optPrio(altPrio(attr, comp)), deref);
const rparen = tok(WParenRightW);
const rparenNoSpace = altPrio(tok(ParenRightW), tok(WParenRightW));
const lparenNoSpace = altPrio(tok(ParenLeft), tok(ParenLeftW));
// paren used for eg. "( 2 + 1 ) * 4"
const paren = seq(tok(WParenLeftW),
Source,
rparen);
const after = seq(altPrio("&", "&&", ArithOperator), Source);
const bool = seq(altPrio(ver(Version.v702, regex(/^BOOLC$/i)),
ver(Version.v740sp08, regex(/^XSDBOOL$/i))),
tok(ParenLeftW),
Cond,
")");
const prefix = altPrio(tok(WPlus), "BIT-NOT");
const old = seq(optPrio(prefix), altPrio(Constant,
StringTemplate,
TextElement,
bool,
method,
seq(FieldChain, deref),
paren),
optPrio(after));
const corr = ver(Version.v740sp05, seq("CORRESPONDING",
TypeNameOrInfer,
tok(ParenLeftW),
CorrespondingBody,
rparen,
optPrio(after)));
const conv = ver(Version.v740sp02, seq("CONV",
TypeNameOrInfer,
lparenNoSpace,
ConvBody,
rparenNoSpace,
optPrio(after)));
const swit = ver(Version.v740sp02, seq("SWITCH",
TypeNameOrInfer,
tok(ParenLeftW),
SwitchBody,
rparenNoSpace,
optPrio(after)));
const value = ver(Version.v740sp02, seq("VALUE",
TypeNameOrInfer,
tok(ParenLeftW),
ValueBody,
rparenNoSpace,
optPrio(after)));
const cond = ver(Version.v740sp02, seq("COND",
TypeNameOrInfer,
tok(ParenLeftW),
CondBody,
rparenNoSpace,
optPrio(after)));
const reff = ver(Version.v740sp02, seq("REF",
TypeNameOrInfer,
tok(ParenLeftW),
Source,
optPrio("OPTIONAL"),
rparen));
const exact = ver(Version.v740sp02, seq("EXACT",
TypeNameOrInfer,
tok(ParenLeftW),
Source,
rparen,
optPrio(after)));
const filter = ver(Version.v740sp08,
seq("FILTER",
TypeNameOrInfer,
tok(ParenLeftW),
FilterBody,
rparen));
const reduce = ver(Version.v740sp08,
seq("REDUCE",
TypeNameOrInfer,
tok(ParenLeftW),
ReduceBody,
rparen,
optPrio(after)));
const prefix1 = altPrio(tok(WDashW), tok(WPlusW));
const ret = seq(starPrio(prefix1),
altPrio(filter, reff, corr, conv, value, cond, exact, swit, reduce, old));
return ret;
}
} |