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import Declaration from "../declaration.js";import { isPureNumber } from "../utils.js";
class GridEnd extends Declaration {  /**   * Change repeating syntax for IE   */  insert(decl, prefix, prefixes, result) {    if (prefix !== "-ms-") return super.insert(decl, prefix, prefixes);
    let clonedDecl = this.clone(decl);
    let startProp = decl.prop.replace(/end$/, "start");    let spanProp = prefix + decl.prop.replace(/end$/, "span");
    if (decl.parent.some((i) => i.prop === spanProp)) {      return undefined;    }
    clonedDecl.prop = spanProp;
    if (decl.value.includes("span")) {      clonedDecl.value = decl.value.replace(/span\s/i, "");    } else {      let startDecl;      decl.parent.walkDecls(startProp, (d) => {        startDecl = d;      });      if (startDecl) {        if (isPureNumber(startDecl.value)) {          let value = Number(decl.value) - Number(startDecl.value) + "";          clonedDecl.value = value;        } else {          return undefined;        }      } else {        decl.warn(          result,          `Can not prefix ${decl.prop} (${startProp} is not found)`,        );      }    }
    decl.cloneBefore(clonedDecl);
    return undefined;  }}
GridEnd.names = ["grid-row-end", "grid-column-end"];
export default GridEnd;