@abaplint/runtime/build/src/builtin/substring_before.js

Transpiler - Runtime

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.substring_before = substring_before;
const abap_regex_1 = require("../abap_regex");
const types_1 = require("../types");
const string_1 = require("../types/string");
function substring_before(input) {
    let val = "";
    if (typeof input.val === "string") {
        val = input.val;
    }
    else if (input.val instanceof types_1.Character) {
        val = input.val.getTrimEnd();
    }
    else {
        val = input.val.get();
    }
    let reg = "";
    if (typeof input.regex === "string") {
        reg = input.regex;
    }
    else if (input?.regex) {
        reg = input.regex.get();
    }
    else if (typeof input.sub === "string") {
        reg = abap_regex_1.ABAPRegExp.escapeRegExp(input.sub);
    }
    else if (input?.sub) {
        reg = abap_regex_1.ABAPRegExp.escapeRegExp(input.sub.get());
    }
    const r = new RegExp("(.*?)" + reg);
    const res = val.match(r);
    let ret = "";
    if (res && res[1]) {
        ret = res[1];
    }
    return new string_1.String().set(ret);
}
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