rc-util/es/warning.js

/* eslint-disable no-console */
var warned = {};
var preWarningFns = [];

/**
 * Pre warning enable you to parse content before console.error.
 * Modify to null will prevent warning.
 */
export var preMessage = function preMessage(fn) {
  preWarningFns.push(fn);
};

/**
 * Warning if condition not match.
 * @param valid Condition
 * @param message Warning message
 * @example
 * ```js
 * warning(false, 'some error'); // print some error
 * warning(true, 'some error'); // print nothing
 * warning(1 === 2, 'some error'); // print some error
 * ```
 */
export function warning(valid, message) {
  if (process.env.NODE_ENV !== 'production' && !valid && console !== undefined) {
    var finalMessage = preWarningFns.reduce(function (msg, preMessageFn) {
      return preMessageFn(msg !== null && msg !== void 0 ? msg : '', 'warning');
    }, message);
    if (finalMessage) {
      console.error("Warning: ".concat(finalMessage));
    }
  }
}

/** @see Similar to {@link warning} */
export function note(valid, message) {
  if (process.env.NODE_ENV !== 'production' && !valid && console !== undefined) {
    var finalMessage = preWarningFns.reduce(function (msg, preMessageFn) {
      return preMessageFn(msg !== null && msg !== void 0 ? msg : '', 'note');
    }, message);
    if (finalMessage) {
      console.warn("Note: ".concat(finalMessage));
    }
  }
}
export function resetWarned() {
  warned = {};
}
export function call(method, valid, message) {
  if (!valid && !warned[message]) {
    method(false, message);
    warned[message] = true;
  }
}

/** @see Same as {@link warning}, but only warn once for the same message */
export function warningOnce(valid, message) {
  call(warning, valid, message);
}

/** @see Same as {@link warning}, but only warn once for the same message */
export function noteOnce(valid, message) {
  call(note, valid, message);
}
warningOnce.preMessage = preMessage;
warningOnce.resetWarned = resetWarned;
warningOnce.noteOnce = noteOnce;
export default warningOnce;