expand-value/dist/src/helpers.mjs

Get deeply nested values from an object, like dot-prop and get-value, but with support for advanced features like bracket-notation and more.

var __defProp = Object.defineProperty;
var __name = (target, value) => __defProp(target, "name", { value, configurable: true });

// src/utils.ts
import isNumber from "is-number";
import { Segmenter } from "intl-segmenter";
var { defineProperty } = Reflect;
var isObject = /* @__PURE__ */ __name((val) => val && typeof val === "object" && !Array.isArray(val), "isObject");
var size = /* @__PURE__ */ __name((value) => {
  if (value == null) return 0;
  if (isNumber(value)) return String(value).length;
  if (isObject(value)) return Object.keys(value).length;
  if (typeof value.length === "number") return value.length;
  if (typeof value.size === "number") return value.size;
  return null;
}, "size");
var findSafeBreakPoint = /* @__PURE__ */ __name((input) => {
  for (let i = input.length - 1; i >= 0; i--) {
    if (/\s/.test(input[i]) || /^[\x20-\x7E]$/.test(input[i])) {
      return i + 1;
    }
  }
  return input.length;
}, "findSafeBreakPoint");
var getSegments = /* @__PURE__ */ __name((input, language = "en", granularity) => {
  const segmenter = new Segmenter(language, { granularity, localeMatcher: "best fit" });
  return Array.from(segmenter.segment(input)).map((segment) => segment.segment);
}, "getSegments");
var getGraphemes = /* @__PURE__ */ __name((input, language = "en", maxChunkLength = 500) => {
  const graphemes = [];
  let position = 0;
  while (position < input.length) {
    const remainingText = input.slice(position);
    const chunkSize = Math.min(maxChunkLength, remainingText.length);
    const potentialChunk = remainingText.slice(0, chunkSize);
    const breakPoint = findSafeBreakPoint(potentialChunk);
    const chunk = potentialChunk.slice(0, breakPoint);
    const chunkSegments = getSegments(chunk, language, "grapheme");
    graphemes.push(...chunkSegments);
    position += breakPoint;
  }
  return graphemes;
}, "getGraphemes");

// src/helpers.ts
var first = /* @__PURE__ */ __name((value) => {
  if (!value) return;
  if (value instanceof Set || value instanceof Map) {
    value = [...value];
  }
  if (isObject(value)) {
    return typeof value.first === "function" ? value.first() : value.first;
  }
  if (Array.isArray(value)) {
    return value[0];
  }
  if (typeof value === "string") {
    const graphemes = getGraphemes(value.slice(0, 20));
    return graphemes[0];
  }
  return value[0];
}, "first");
var last = /* @__PURE__ */ __name((value) => {
  if (!value) return;
  if (value instanceof Set || value instanceof Map) {
    value = [...value];
  }
  if (isObject(value)) {
    return typeof value.last === "function" ? value.last() : value.last;
  }
  if (Array.isArray(value)) {
    return value[value.length - 1];
  }
  if (typeof value === "string") {
    const graphemes = getGraphemes(value.slice(-20));
    return graphemes[graphemes.length - 1];
  }
  return value[value.length - 1];
}, "last");
var length = /* @__PURE__ */ __name((value) => {
  if (typeof value?.length === "number") {
    return value.length;
  }
  if (typeof value?.size === "number") {
    return value.size;
  }
  return size2(value);
}, "length");
var size2 = /* @__PURE__ */ __name((value) => {
  if (value === null) {
    return 1;
  }
  if (typeof value?.size === "number") {
    return value.size;
  }
  if (typeof value?.length === "number") {
    return value.length;
  }
  return size(value);
}, "size");
export {
  first,
  last,
  length,
  size2 as size
};
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