Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x | import {Expression, altPrio, opt, regex, seq} from "../../abap/2_statements/combi";
import {IStatementRunnable} from "../../abap/2_statements/statement_runnable";
export class CDSInteger extends Expression {
public getRunnable(): IStatementRunnable {
const digits = regex(/^\d+$/);
// Decimal numbers like 100.00 are lexed as 3 tokens: "100" "." "00"
const decimal = seq(digits, ".", digits);
// Scientific notation like 0.0000000000000000E+00 is lexed as:
// "0" "." "0000000000000000E" "+" "00" (mantissa ends with E, sign, exponent)
const mantissa = regex(/^\d+E$/i);
const sciNotation = seq(digits, ".", mantissa, altPrio("+", "-"), digits);
return seq(opt("-"), altPrio(sciNotation, decimal, digits));
}
} |