import { Lexer } from "./lib-src-scan-lexer_public.js";
import { tokenStructuredMatcher, augmentTokenTypes } from "./lib-src-scan-tokens.js";
import isString from "../lodash-es/isString.js";
import isUndefined from "../lodash-es/isUndefined2.js";
import has from "../lodash-es/has2.js";
function tokenLabel(tokType) {
  if (hasTokenLabel(tokType)) {
    return tokType.LABEL;
  } else {
    return tokType.name;
  }
}
function hasTokenLabel(obj) {
  return isString(obj.LABEL) && obj.LABEL !== "";
}
const PARENT = "parent";
const CATEGORIES = "categories";
const LABEL = "label";
const GROUP = "group";
const PUSH_MODE = "push_mode";
const POP_MODE = "pop_mode";
const LONGER_ALT = "longer_alt";
const LINE_BREAKS = "line_breaks";
const START_CHARS_HINT = "start_chars_hint";
function createToken(config) {
  return createTokenInternal(config);
}
function createTokenInternal(config) {
  const pattern = config.pattern;
  const tokenType = {};
  tokenType.name = config.name;
  if (!isUndefined(pattern)) {
    tokenType.PATTERN = pattern;
  }
  if (has(config, PARENT)) {
    throw "The parent property is no longer supported.\nSee: https://github.com/chevrotain/chevrotain/issues/564#issuecomment-349062346 for details.";
  }
  if (has(config, CATEGORIES)) {
    tokenType.CATEGORIES = config[CATEGORIES];
  }
  augmentTokenTypes([tokenType]);
  if (has(config, LABEL)) {
    tokenType.LABEL = config[LABEL];
  }
  if (has(config, GROUP)) {
    tokenType.GROUP = config[GROUP];
  }
  if (has(config, POP_MODE)) {
    tokenType.POP_MODE = config[POP_MODE];
  }
  if (has(config, PUSH_MODE)) {
    tokenType.PUSH_MODE = config[PUSH_MODE];
  }
  if (has(config, LONGER_ALT)) {
    tokenType.LONGER_ALT = config[LONGER_ALT];
  }
  if (has(config, LINE_BREAKS)) {
    tokenType.LINE_BREAKS = config[LINE_BREAKS];
  }
  if (has(config, START_CHARS_HINT)) {
    tokenType.START_CHARS_HINT = config[START_CHARS_HINT];
  }
  return tokenType;
}
const EOF = createToken({ name: "EOF", pattern: Lexer.NA });
augmentTokenTypes([EOF]);
function createTokenInstance(tokType, image, startOffset, endOffset, startLine, endLine, startColumn, endColumn) {
  return {
    image,
    startOffset,
    endOffset,
    startLine,
    endLine,
    startColumn,
    endColumn,
    tokenTypeIdx: tokType.tokenTypeIdx,
    tokenType: tokType
  };
}
function tokenMatcher(token, tokType) {
  return tokenStructuredMatcher(token, tokType);
}
export {
  EOF,
  createToken,
  createTokenInstance,
  hasTokenLabel,
  tokenLabel,
  tokenMatcher
};
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