Handle issues with plural === singular about pg-simplify-inflector HOT 7 CLOSED

builder.hook("inflection", inflection => {
    inflection.smartPluralize = singular => {
      const plural = inflection.pluralize(singular);
      if (plural == singular) {
        if (
          plural.endsWith("ch") ||
          plural.endsWith("s") ||
          plural.endsWith("sh") ||
          plural.endsWith("x") ||
          plural.endsWith("z")
        ) {
          return plural + "es";
        } else {
          if (plural.endsWith("y")) {
            return plural.slice(0, -1) + "ies";
          } else {
            return plural + "s";
          }
        }
      }
      return plural;
    };
    return {
      ...inflection,
      // Rest of the plugin where I use 'this.smartPluralize()' instead of 'this.pluralize()'.
    };
  });
};

builder.hook("inflection", (inflection, build) => {
  return build.extend(inflection, {
    smartPluralize(singular) {
      /* ... */
    }
  }, 'Adding smartPluralize inflector');
});

module.exports = require('graphile-utils').makeAddInflectorsPlugin({
  smartPluralize(singular) {
    /* ... */
  }
});

const _hyper_pluralize = (singular, plural, hyper) => {
  if (!hyper || plural != singular) {
    return plural;
  }
  if (
    plural.endsWith("ch") ||
    plural.endsWith("s") ||
    plural.endsWith("sh") ||
    plural.endsWith("x") ||
    plural.endsWith("z")
  ) {
    return plural + "es";
  } else {
    if (plural.endsWith("y")) {
      return plural.slice(0, -1) + "ies";
    } else {
      return plural + "s";
    }
  }
};

module.exports.makeInflectionHyperPluralize = function makeInflectionHyperPluralize(
  inflection,
  mode = "override",
) {
  if (mode === "override") {
    inflection._pluralize = inflection.pluralize.bind();
    inflection.pluralize = (str, plural, hyper = true) => {
      const singular = inflection.singularize(str, plural);
      const _plural = inflection._pluralize(singular);
      return _hyper_pluralize(singular, _plural, hyper);
    };
  } else {
    if (mode === "extend") {
      inflection.hyperPluralize = (str, plural, hyper = true) => {
        const singular = inflection.singularize(str, plural);
        const _plural = inflection.pluralize(singular);
        return _hyper_pluralize(singular, _plural, hyper);
      };
    } else {
      throw new Error("`mode` accepts either `override` or `extend` only.");
    }
  }
  return inflection;
};

const { makeInflectionHyperPluralize } = require("inflection-hyper-pluralize");
const inflection = require("inflection");

inflection = makeInflectionHyperPluralize(inflection);

inflection.pluralize("person"); // this is now running the "hyper pluralize" version.

const { makeInflectionHyperPluralize } = require("inflection-hyper-pluralize");

module.exports.MyPlugin = function MyPlugin(builder) {
  builder.hook("inflection", inflection => {
    inflection = makeInflectionHyperPluralize(inflection);
    // Rest of the plugin ... 
  };
};