html-loader/dist/HtmlSourceError.js

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

function getIndices(value) {
  const result = [];
  let index = value.indexOf("\n");

  while (index !== -1) {
    result.push(index + 1);
    index = value.indexOf("\n", index + 1);
  }

  result.push(value.length + 1);
  return result;
}

function offsetToPosition(source, offset) {
  let index = -1;
  const indices = getIndices(source);
  const {
    length
  } = indices;

  if (offset < 0) {
    return {};
  } // eslint-disable-next-line no-plusplus


  while (++index < length) {
    if (indices[index] > offset) {
      return {
        line: index + 1,
        column: offset - (indices[index - 1] || 0) + 1,
        offset
      };
    }
  }

  return {};
}

class HtmlSourceError extends Error {
  constructor(error, startOffset, endOffset, source) {
    super(error);
    this.name = "HtmlSourceError";
    this.message = `${this.name}: ${this.message}`;
    this.startOffset = startOffset;
    this.endOffset = endOffset;
    this.source = source;
    const startPosition = offsetToPosition(source, this.startOffset);
    const endPosition = offsetToPosition(source, this.endOffset);
    this.message += ` (From line ${startPosition.line}, column ${startPosition.column}; to line ${endPosition.line}, column ${endPosition.column})`; // We don't need stack

    this.stack = false;
  }

}

exports.default = HtmlSourceError;