split utils

utils/stringUtils.js

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+"use strict";
+// FMG utils related to strings
+
+// round numbers in string to d decimals
+function round(s, d = 1) {
+  return s.replace(/[\d\.-][\d\.e-]*/g, function (n) {
+    return rn(n, d);
+  });
+}
+
+// return string with 1st char capitalized
+function capitalize(string) {
+  return string.charAt(0).toUpperCase() + string.slice(1);
+}
+
+// check if char is vowel or can serve as vowel
+function vowel(c) {
+  return `aeiouyɑ'əøɛœæɶɒɨɪɔɐʊɤɯаоиеёэыуюяàèìòùỳẁȁȅȉȍȕáéíóúýẃőűâêîôûŷŵäëïöüÿẅãẽĩõũỹąęįǫųāēīōūȳăĕĭŏŭǎěǐǒǔȧėȯẏẇạẹịọụỵẉḛḭṵṳ`.includes(c);
+}
+
+// remove vowels from the end of the string
+function trimVowels(string) {
+  while (string.length > 3 && vowel(last(string))) {
+    string = string.slice(0, -1);
+  }
+  return string;
+}
+
+// get adjective form from noun
+function getAdjective(string) {
+  // special cases for some suffixes
+  if (string.length > 8 && string.slice(-6) === "orszag") return string.slice(0, -6);
+  if (string.length > 6 && string.slice(-4) === "stan") return string.slice(0, -4);
+  if (P(0.5) && string.slice(-4) === "land") return string + "ic";
+  if (string.slice(-4) === " Guo") string = string.slice(0, -4);
+
+  // don't change is name ends on suffix
+  if (string.slice(-2) === "an") return string;
+  if (string.slice(-3) === "ese") return string;
+  if (string.slice(-1) === "i") return string;
+
+  const end = string.slice(-1); // last letter of string
+  if (end === "a") return (string += "n");
+  if (end === "o") return (string = trimVowels(string) + "an");
+  if (vowel(end) || end === "c") return (string += "an"); // ceiuy
+  if (end === "m" || end === "n") return (string += "ese");
+  if (end === "q") return (string += "i");
+  return trimVowels(string) + "ian";
+}
+
+// get ordinal out of integer: 1 => 1st
+const nth = n => n + (["st", "nd", "rd"][((((n + 90) % 100) - 10) % 10) - 1] || "th");
+
+// get two-letters code (abbreviation) from string
+function abbreviate(name, restricted = []) {
+  const parsed = name.replace("Old ", "O ").replace(/[()]/g, ""); // remove Old prefix and parentheses
+  const words = parsed.split(" ");
+  const letters = words.join("");
+
+  let code = words.length === 2 ? words[0][0] + words[1][0] : letters.slice(0, 2);
+  for (let i = 1; i < letters.length - 1 && restricted.includes(code); i++) {
+    code = letters[0] + letters[i].toUpperCase();
+  }
+  return code;
+}
+
+// conjunct array: [A,B,C] => "A, B and C"
+function list(array) {
+  if (!Intl.ListFormat) return array.join(", ");
+  const conjunction = new Intl.ListFormat(window.lang || "en", {style: "long", type: "conjunction"});
+  return conjunction.format(array);
+}
+
+// split string into 2 almost equal parts not breaking words
+function splitInTwo(str) {
+  const half = str.length / 2;
+  const ar = str.split(" ");
+  if (ar.length < 2) return ar; // only one word
+  let first = "",
+    last = "",
+    middle = "",
+    rest = "";
+
+  ar.forEach((w, d) => {
+    if (d + 1 !== ar.length) w += " ";
+    rest += w;
+    if (!first || rest.length < half) first += w;
+    else if (!middle) middle = w;
+    else last += w;
+  });
+
+  if (!last) return [first, middle];
+  if (first.length < last.length) return [first + middle, last];
+  return [first, middle + last];
+}
+
+// transform string to array [translateX,translateY,rotateDeg,rotateX,rotateY,scale]
+function parseTransform(string) {
+  if (!string) return [0, 0, 0, 0, 0, 1];
+
+  const a = string
+    .replace(/[a-z()]/g, "")
+    .replace(/[ ]/g, ",")
+    .split(",");
+  return [a[0] || 0, a[1] || 0, a[2] || 0, a[3] || 0, a[4] || 0, a[5] || 1];
+}
+
+// check if string is a valid for JSON parse
+JSON.isValid = str => {
+  try {
+    JSON.parse(str);
+  } catch (e) {
+    return false;
+  }
+  return true;
+};