From 3a3ee88b5e611a8618383c770f9521c282fe2062 Mon Sep 17 00:00:00 2001
From: Roy Revelt <roy@codsen.com>
Date: Thu, 31 Dec 2020 20:24:25 +0000
Subject: [PATCH] feat: rewrite in TS

---
 packages/string-uglify/.npmignore             |   3 +-
 .../coverage/coverage-summary.json            |   2 +-
 .../string-uglify/dist/string-uglify.cjs.js   |  89 +++-
 .../dist/string-uglify.dev.umd.js             | 429 +++++++++---------
 .../string-uglify/dist/string-uglify.esm.js   | 161 ++++---
 packages/string-uglify/dist/string-uglify.mjs |  10 +
 .../string-uglify/dist/string-uglify.umd.js   |   2 +-
 packages/string-uglify/examples/_quickTake.js |   2 -
 packages/string-uglify/package.json           |  62 ++-
 packages/string-uglify/perf/historical.json   |   5 +-
 packages/string-uglify/rollup.config.js       | 194 ++++++--
 .../string-uglify/src/{main.js => main.ts}    |  47 +-
 packages/string-uglify/tsconfig.json          |   4 +
 packages/string-uglify/types/main.d.ts        |   4 +
 14 files changed, 609 insertions(+), 405 deletions(-)
 create mode 100644 packages/string-uglify/dist/string-uglify.mjs
 rename packages/string-uglify/src/{main.js => main.ts} (88%)
 create mode 100644 packages/string-uglify/tsconfig.json
 create mode 100644 packages/string-uglify/types/main.d.ts

diff --git a/packages/string-uglify/.npmignore b/packages/string-uglify/.npmignore
index 0153ad2b6e..a44d352ac7 100644
--- a/packages/string-uglify/.npmignore
+++ b/packages/string-uglify/.npmignore
@@ -1,4 +1,4 @@
-# .... generated using www.npmjs.com/package/lect ....
+# generated using codsen.com/os/lect 
 #
 #
 #       __         ______     ______     ______  
@@ -23,3 +23,4 @@ test
 .prettierignore
 rollup.config.js
 testStats.md
+tsconfig.json
diff --git a/packages/string-uglify/coverage/coverage-summary.json b/packages/string-uglify/coverage/coverage-summary.json
index 0e6639e172..055e798fc4 100644
--- a/packages/string-uglify/coverage/coverage-summary.json
+++ b/packages/string-uglify/coverage/coverage-summary.json
@@ -1 +1 @@
-{"total":{"lines":{"total":74,"covered":70,"skipped":0,"pct":94.59},"statements":{"total":78,"covered":74,"skipped":0,"pct":94.87},"functions":{"total":8,"covered":8,"skipped":0,"pct":100},"branches":{"total":72,"covered":64,"skipped":0,"pct":88.89}}}
\ No newline at end of file
+{"total":{"lines":{"total":69,"covered":65,"skipped":0,"pct":94.2},"statements":{"total":77,"covered":73,"skipped":0,"pct":94.81},"functions":{"total":8,"covered":8,"skipped":0,"pct":100},"branches":{"total":75,"covered":66,"skipped":0,"pct":88}}}
\ No newline at end of file
diff --git a/packages/string-uglify/dist/string-uglify.cjs.js b/packages/string-uglify/dist/string-uglify.cjs.js
index 8b701f71b8..6d77b9735a 100644
--- a/packages/string-uglify/dist/string-uglify.cjs.js
+++ b/packages/string-uglify/dist/string-uglify.cjs.js
@@ -13,10 +13,15 @@ Object.defineProperty(exports, '__esModule', { value: true });
 
 var version = "1.3.4";
 
-var isArr = Array.isArray;
 function tellcp(str, idNum) {
-  return str.codePointAt(idNum);
-}
+  if (idNum === void 0) {
+    idNum = 0;
+  }
+
+  return str.codePointAt(idNum) || 0;
+} // converts whole array into array uglified names
+
+
 function uglifyArr(arr) {
   var letters = "abcdefghijklmnopqrstuvwxyz";
   var lettersAndNumbers = "abcdefghijklmnopqrstuvwxyz0123456789";
@@ -103,36 +108,52 @@ function uglifyArr(arr) {
     x: false,
     y: false,
     z: false
-  };
-  var res = [];
-  if (!isArr(arr) || !arr.length) {
+  }; // final array we'll assemble and eventually return
+
+  var res = []; // quick end
+
+  if (!Array.isArray(arr) || !arr.length) {
     return arr;
   }
+
   for (var id = 0, len = arr.length; id < len; id++) {
+    // insurance against duplicate reference array values
     if (arr.indexOf(arr[id]) < id) {
+      // push again the calculated value from "res":
       res.push(res[arr.indexOf(arr[id])]);
       continue;
     }
+
     var prefix = ".#".includes(arr[id][0]) ? arr[id][0] : "";
     var codePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
       return acc + tellcp(curr);
     }, 0);
+
     if (".#".includes(arr[id][0]) && arr[id].length < 4 || !".#".includes(arr[id][0]) && arr[id].length < 3) {
       var val = arr[id];
+
       if (!res.includes(val)) {
-        res.push(val);
-        if (val.startsWith(".") && val.length === 2 && !singleClasses[val.slice(1)]) {
+        res.push(val); // the first candidates for single-character value are 2-char long classes:
+
+        if (val.startsWith(".") && val.length === 2 && singleClasses[val.slice(1)] === false) {
+          // mark the letter as used
           singleClasses[val.slice(1)] = true;
-        } else if (val.startsWith("#") && val.length === 2 && !singleIds[val.slice(1)]) {
+        } else if (val.startsWith("#") && val.length === 2 && singleIds[val.slice(1)] === false) {
+          // mark the letter as used
           singleIds[val.slice(1)] = true;
-        } else if (!val.startsWith(".") && !val.startsWith("#") && val.length === 1 && !singleNameonly[val]) {
+        } else if (!val.startsWith(".") && !val.startsWith("#") && val.length === 1 && singleNameonly[val] === false) {
+          // mark the letter as used
           singleNameonly[val] = true;
         }
+
         continue;
       }
     }
-    var generated = "".concat(prefix).concat(letters[codePointSum % letters.length]).concat(lettersAndNumbers[codePointSum % lettersAndNumbers.length]);
+
+    var generated = "" + prefix + letters[codePointSum % letters.length] + lettersAndNumbers[codePointSum % lettersAndNumbers.length];
+
     if (res.includes(generated)) {
+      // add more characters:
       var soFarWeveGot = generated;
       var counter = 0;
       var reducedCodePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
@@ -142,41 +163,62 @@ function uglifyArr(arr) {
         return tellcp(val);
       }).reduce(function (accum, curr) {
         var temp = accum + curr;
+
         do {
           temp = String(temp).split("").reduce(function (acc, curr1) {
             return acc + Number.parseInt(curr1, 10);
           }, 0);
         } while (temp >= 10);
+
         return temp;
-      }, 0);
+      }, 0); // console.log(
+      //   `${`\u001b[${33}m${`magicNumber`}\u001b[${39}m`} = ${JSON.stringify(
+      //     magicNumber,
+      //     null,
+      //     4
+      //   )}`
+      // );
+
       while (res.includes(soFarWeveGot)) {
         counter += 1;
         soFarWeveGot += lettersAndNumbers[reducedCodePointSum * magicNumber * counter % lettersAndNumbers.length];
       }
+
       generated = soFarWeveGot;
     }
+
     res.push(generated);
-    if (generated.startsWith(".") && generated.length === 2 && !singleClasses[generated.slice(1)]) {
+
+    if (generated.startsWith(".") && generated.length === 2 && singleClasses[generated.slice(1)] === false) {
       singleClasses[generated.slice(1)] = true;
-    } else if (generated.startsWith("#") && generated.length === 2 && !singleIds[generated.slice(1)]) {
+    } else if (generated.startsWith("#") && generated.length === 2 && singleIds[generated.slice(1)] === false) {
       singleIds[generated.slice(1)] = true;
-    } else if (!generated.startsWith(".") && !generated.startsWith("#") && generated.length === 1 && !singleNameonly[generated]) {
+    } else if (!generated.startsWith(".") && !generated.startsWith("#") && generated.length === 1 && singleNameonly[generated] === false) {
       singleNameonly[generated] = true;
     }
-  }
+  } // loop through all uglified values again and if the one letter name that
+  // matches current name's first letter (considering it might be id, class or
+  // just name), shorten that value up to that single letter.
+
   for (var i = 0, _len = res.length; i < _len; i++) {
+
     if (res[i].startsWith(".")) {
-      if (!singleClasses[res[i].slice(1, 2)]) {
+      // if particular class name starts with a letter which hasn't been taken
+      if (singleClasses[res[i].slice(1, 2)] === false) {
         singleClasses[res[i].slice(1, 2)] = res[i];
         res[i] = res[i].slice(0, 2);
-      } else if (singleClasses[res[i].slice(1, 2)] === res[i]) {
+      } else if (singleClasses[res[i].slice(1, 2)] === res[i]) { // This means, particular class name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
+
         res[i] = res[i].slice(0, 2);
       }
     } else if (res[i].startsWith("#")) {
-      if (!singleIds[res[i].slice(1, 2)]) {
+      if (singleIds[res[i].slice(1, 2)] === false) {
         singleIds[res[i].slice(1, 2)] = res[i];
         res[i] = res[i].slice(0, 2);
       } else if (singleIds[res[i].slice(1, 2)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
         res[i] = res[i].slice(0, 2);
       }
     } else if (!res[i].startsWith(".") && !res[i].startsWith("#")) {
@@ -184,15 +226,20 @@ function uglifyArr(arr) {
         singleNameonly[res[i].slice(0, 1)] = res[i];
         res[i] = res[i].slice(0, 1);
       } else if (singleNameonly[res[i].slice(0, 1)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
         res[i] = res[i].slice(0, 1);
       }
     }
   }
+
   return res;
-}
+} // main function - converts n-th string in a given reference array of strings
+
+
 function uglifyById(refArr, idNum) {
   return uglifyArr(refArr)[idNum];
-}
+} // main export
 
 exports.uglifyArr = uglifyArr;
 exports.uglifyById = uglifyById;
diff --git a/packages/string-uglify/dist/string-uglify.dev.umd.js b/packages/string-uglify/dist/string-uglify.dev.umd.js
index f93e290c4f..d349758eac 100644
--- a/packages/string-uglify/dist/string-uglify.dev.umd.js
+++ b/packages/string-uglify/dist/string-uglify.dev.umd.js
@@ -8,240 +8,245 @@
  */
 
 (function (global, factory) {
-  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
-  typeof define === 'function' && define.amd ? define(['exports'], factory) :
-  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.stringUglify = {}));
+typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
+typeof define === 'function' && define.amd ? define(['exports'], factory) :
+(global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.stringUglify = {}));
 }(this, (function (exports) { 'use strict';
 
-  var version = "1.3.4";
-
-  var isArr = Array.isArray; // tells code point of a given id number
-
-  function tellcp(str, idNum) {
-    return str.codePointAt(idNum);
-  } // converts whole array into array uglified names
-
-
-  function uglifyArr(arr) {
-    var letters = "abcdefghijklmnopqrstuvwxyz";
-    var lettersAndNumbers = "abcdefghijklmnopqrstuvwxyz0123456789";
-    var singleClasses = {
-      a: false,
-      b: false,
-      c: false,
-      d: false,
-      e: false,
-      f: false,
-      g: false,
-      h: false,
-      i: false,
-      j: false,
-      k: false,
-      l: false,
-      m: false,
-      n: false,
-      o: false,
-      p: false,
-      q: false,
-      r: false,
-      s: false,
-      t: false,
-      u: false,
-      v: false,
-      w: false,
-      x: false,
-      y: false,
-      z: false
-    };
-    var singleIds = {
-      a: false,
-      b: false,
-      c: false,
-      d: false,
-      e: false,
-      f: false,
-      g: false,
-      h: false,
-      i: false,
-      j: false,
-      k: false,
-      l: false,
-      m: false,
-      n: false,
-      o: false,
-      p: false,
-      q: false,
-      r: false,
-      s: false,
-      t: false,
-      u: false,
-      v: false,
-      w: false,
-      x: false,
-      y: false,
-      z: false
-    };
-    var singleNameonly = {
-      a: false,
-      b: false,
-      c: false,
-      d: false,
-      e: false,
-      f: false,
-      g: false,
-      h: false,
-      i: false,
-      j: false,
-      k: false,
-      l: false,
-      m: false,
-      n: false,
-      o: false,
-      p: false,
-      q: false,
-      r: false,
-      s: false,
-      t: false,
-      u: false,
-      v: false,
-      w: false,
-      x: false,
-      y: false,
-      z: false
-    }; // final array we'll assemble and eventually return
-
-    var res = []; // quick end
-
-    if (!isArr(arr) || !arr.length) {
-      return arr;
+var version = "1.3.4";
+
+function tellcp(str, idNum) {
+  if (idNum === void 0) {
+    idNum = 0;
+  }
+
+  return str.codePointAt(idNum) || 0;
+} // converts whole array into array uglified names
+
+
+function uglifyArr(arr) {
+  var letters = "abcdefghijklmnopqrstuvwxyz";
+  var lettersAndNumbers = "abcdefghijklmnopqrstuvwxyz0123456789";
+  var singleClasses = {
+    a: false,
+    b: false,
+    c: false,
+    d: false,
+    e: false,
+    f: false,
+    g: false,
+    h: false,
+    i: false,
+    j: false,
+    k: false,
+    l: false,
+    m: false,
+    n: false,
+    o: false,
+    p: false,
+    q: false,
+    r: false,
+    s: false,
+    t: false,
+    u: false,
+    v: false,
+    w: false,
+    x: false,
+    y: false,
+    z: false
+  };
+  var singleIds = {
+    a: false,
+    b: false,
+    c: false,
+    d: false,
+    e: false,
+    f: false,
+    g: false,
+    h: false,
+    i: false,
+    j: false,
+    k: false,
+    l: false,
+    m: false,
+    n: false,
+    o: false,
+    p: false,
+    q: false,
+    r: false,
+    s: false,
+    t: false,
+    u: false,
+    v: false,
+    w: false,
+    x: false,
+    y: false,
+    z: false
+  };
+  var singleNameonly = {
+    a: false,
+    b: false,
+    c: false,
+    d: false,
+    e: false,
+    f: false,
+    g: false,
+    h: false,
+    i: false,
+    j: false,
+    k: false,
+    l: false,
+    m: false,
+    n: false,
+    o: false,
+    p: false,
+    q: false,
+    r: false,
+    s: false,
+    t: false,
+    u: false,
+    v: false,
+    w: false,
+    x: false,
+    y: false,
+    z: false
+  }; // final array we'll assemble and eventually return
+
+  var res = []; // quick end
+
+  if (!Array.isArray(arr) || !arr.length) {
+    return arr;
+  }
+
+  for (var id = 0, len = arr.length; id < len; id++) {
+    // insurance against duplicate reference array values
+    if (arr.indexOf(arr[id]) < id) {
+      // push again the calculated value from "res":
+      res.push(res[arr.indexOf(arr[id])]);
+      continue;
     }
 
-    for (var id = 0, len = arr.length; id < len; id++) {
-      // insurance against duplicate reference array values
-      if (arr.indexOf(arr[id]) < id) {
-        // push again the calculated value from "res":
-        res.push(res[arr.indexOf(arr[id])]);
+    var prefix = ".#".includes(arr[id][0]) ? arr[id][0] : "";
+    var codePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
+      return acc + tellcp(curr);
+    }, 0);
+
+    if (".#".includes(arr[id][0]) && arr[id].length < 4 || !".#".includes(arr[id][0]) && arr[id].length < 3) {
+      var val = arr[id];
+
+      if (!res.includes(val)) {
+        res.push(val); // the first candidates for single-character value are 2-char long classes:
+
+        if (val.startsWith(".") && val.length === 2 && singleClasses[val.slice(1)] === false) {
+          // mark the letter as used
+          singleClasses[val.slice(1)] = true;
+        } else if (val.startsWith("#") && val.length === 2 && singleIds[val.slice(1)] === false) {
+          // mark the letter as used
+          singleIds[val.slice(1)] = true;
+        } else if (!val.startsWith(".") && !val.startsWith("#") && val.length === 1 && singleNameonly[val] === false) {
+          // mark the letter as used
+          singleNameonly[val] = true;
+        }
+
         continue;
       }
+    }
+
+    var generated = "" + prefix + letters[codePointSum % letters.length] + lettersAndNumbers[codePointSum % lettersAndNumbers.length];
 
-      var prefix = ".#".includes(arr[id][0]) ? arr[id][0] : "";
-      var codePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
-        return acc + tellcp(curr);
+    if (res.includes(generated)) {
+      // add more characters:
+      var soFarWeveGot = generated;
+      var counter = 0;
+      var reducedCodePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
+        return acc < 200 ? acc + tellcp(curr) : (acc + tellcp(curr)) % lettersAndNumbers.length;
       }, 0);
+      var magicNumber = Array.from(arr[id]).map(function (val) {
+        return tellcp(val);
+      }).reduce(function (accum, curr) {
+        var temp = accum + curr;
+
+        do {
+          temp = String(temp).split("").reduce(function (acc, curr1) {
+            return acc + Number.parseInt(curr1, 10);
+          }, 0);
+        } while (temp >= 10);
+
+        return temp;
+      }, 0); // console.log(
+      //   `${`\u001b[${33}m${`magicNumber`}\u001b[${39}m`} = ${JSON.stringify(
+      //     magicNumber,
+      //     null,
+      //     4
+      //   )}`
+      // );
+
+      while (res.includes(soFarWeveGot)) {
+        counter += 1;
+        soFarWeveGot += lettersAndNumbers[reducedCodePointSum * magicNumber * counter % lettersAndNumbers.length];
+      }
 
-      if (".#".includes(arr[id][0]) && arr[id].length < 4 || !".#".includes(arr[id][0]) && arr[id].length < 3) {
-        var val = arr[id];
+      generated = soFarWeveGot;
+    }
 
-        if (!res.includes(val)) {
-          res.push(val);
+    res.push(generated);
 
-          if (val.startsWith(".") && val.length === 2 && !singleClasses[val.slice(1)]) {
-            singleClasses[val.slice(1)] = true;
-          } else if (val.startsWith("#") && val.length === 2 && !singleIds[val.slice(1)]) {
-            singleIds[val.slice(1)] = true;
-          } else if (!val.startsWith(".") && !val.startsWith("#") && val.length === 1 && !singleNameonly[val]) {
-            singleNameonly[val] = true;
-          }
+    if (generated.startsWith(".") && generated.length === 2 && singleClasses[generated.slice(1)] === false) {
+      singleClasses[generated.slice(1)] = true;
+    } else if (generated.startsWith("#") && generated.length === 2 && singleIds[generated.slice(1)] === false) {
+      singleIds[generated.slice(1)] = true;
+    } else if (!generated.startsWith(".") && !generated.startsWith("#") && generated.length === 1 && singleNameonly[generated] === false) {
+      singleNameonly[generated] = true;
+    }
+  } // loop through all uglified values again and if the one letter name that
+  // matches current name's first letter (considering it might be id, class or
+  // just name), shorten that value up to that single letter.
 
-          continue;
-        }
-      }
+  for (var i = 0, _len = res.length; i < _len; i++) {
 
-      var generated = "".concat(prefix).concat(letters[codePointSum % letters.length]).concat(lettersAndNumbers[codePointSum % lettersAndNumbers.length]);
-
-      if (res.includes(generated)) {
-        // add more characters:
-        var soFarWeveGot = generated;
-        var counter = 0;
-        var reducedCodePointSum = Array.from(arr[id]).reduce(function (acc, curr) {
-          return acc < 200 ? acc + tellcp(curr) : (acc + tellcp(curr)) % lettersAndNumbers.length;
-        }, 0);
-        var magicNumber = Array.from(arr[id]).map(function (val) {
-          return tellcp(val);
-        }).reduce(function (accum, curr) {
-          var temp = accum + curr;
-
-          do {
-            temp = String(temp).split("").reduce(function (acc, curr1) {
-              return acc + Number.parseInt(curr1, 10);
-            }, 0);
-          } while (temp >= 10);
-
-          return temp;
-        }, 0); // console.log(
-        //   `${`\u001b[${33}m${`magicNumber`}\u001b[${39}m`} = ${JSON.stringify(
-        //     magicNumber,
-        //     null,
-        //     4
-        //   )}`
-        // );
-
-        while (res.includes(soFarWeveGot)) {
-          counter += 1;
-          soFarWeveGot += lettersAndNumbers[reducedCodePointSum * magicNumber * counter % lettersAndNumbers.length];
-        }
+    if (res[i].startsWith(".")) {
+      // if particular class name starts with a letter which hasn't been taken
+      if (singleClasses[res[i].slice(1, 2)] === false) {
+        singleClasses[res[i].slice(1, 2)] = res[i];
+        res[i] = res[i].slice(0, 2);
+      } else if (singleClasses[res[i].slice(1, 2)] === res[i]) { // This means, particular class name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
 
-        generated = soFarWeveGot;
+        res[i] = res[i].slice(0, 2);
       }
-
-      res.push(generated);
-
-      if (generated.startsWith(".") && generated.length === 2 && !singleClasses[generated.slice(1)]) {
-        singleClasses[generated.slice(1)] = true;
-      } else if (generated.startsWith("#") && generated.length === 2 && !singleIds[generated.slice(1)]) {
-        singleIds[generated.slice(1)] = true;
-      } else if (!generated.startsWith(".") && !generated.startsWith("#") && generated.length === 1 && !singleNameonly[generated]) {
-        singleNameonly[generated] = true;
+    } else if (res[i].startsWith("#")) {
+      if (singleIds[res[i].slice(1, 2)] === false) {
+        singleIds[res[i].slice(1, 2)] = res[i];
+        res[i] = res[i].slice(0, 2);
+      } else if (singleIds[res[i].slice(1, 2)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
+        res[i] = res[i].slice(0, 2);
       }
-    } // loop through all uglified values again and if the one letter name that
-    // matches current name's first letter (considering it might be id, class or
-    // just name), shorten that value up to that single letter.
-
-
-    for (var i = 0, _len = res.length; i < _len; i++) {
-      if (res[i].startsWith(".")) {
-        // if particular class name starts with a letter which hasn't been taken
-        if (!singleClasses[res[i].slice(1, 2)]) {
-          singleClasses[res[i].slice(1, 2)] = res[i];
-          res[i] = res[i].slice(0, 2);
-        } else if (singleClasses[res[i].slice(1, 2)] === res[i]) {
-          // This means, particular class name was repeated in the list and
-          // was shortened. We must shorten it to the same value.
-          res[i] = res[i].slice(0, 2);
-        }
-      } else if (res[i].startsWith("#")) {
-        if (!singleIds[res[i].slice(1, 2)]) {
-          singleIds[res[i].slice(1, 2)] = res[i];
-          res[i] = res[i].slice(0, 2);
-        } else if (singleIds[res[i].slice(1, 2)] === res[i]) {
-          // This means, particular id name was repeated in the list and
-          // was shortened. We must shorten it to the same value.
-          res[i] = res[i].slice(0, 2);
-        }
-      } else if (!res[i].startsWith(".") && !res[i].startsWith("#")) {
-        if (!singleNameonly[res[i].slice(0, 1)]) {
-          singleNameonly[res[i].slice(0, 1)] = res[i];
-          res[i] = res[i].slice(0, 1);
-        } else if (singleNameonly[res[i].slice(0, 1)] === res[i]) {
-          // This means, particular id name was repeated in the list and
-          // was shortened. We must shorten it to the same value.
-          res[i] = res[i].slice(0, 1);
-        }
+    } else if (!res[i].startsWith(".") && !res[i].startsWith("#")) {
+      if (!singleNameonly[res[i].slice(0, 1)]) {
+        singleNameonly[res[i].slice(0, 1)] = res[i];
+        res[i] = res[i].slice(0, 1);
+      } else if (singleNameonly[res[i].slice(0, 1)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
+        res[i] = res[i].slice(0, 1);
       }
     }
+  }
 
-    return res;
-  } // main function - converts n-th string in a given reference array of strings
+  return res;
+} // main function - converts n-th string in a given reference array of strings
 
 
-  function uglifyById(refArr, idNum) {
-    return uglifyArr(refArr)[idNum];
-  } // main export
+function uglifyById(refArr, idNum) {
+  return uglifyArr(refArr)[idNum];
+} // main export
 
-  exports.uglifyArr = uglifyArr;
-  exports.uglifyById = uglifyById;
-  exports.version = version;
+exports.uglifyArr = uglifyArr;
+exports.uglifyById = uglifyById;
+exports.version = version;
 
-  Object.defineProperty(exports, '__esModule', { value: true });
+Object.defineProperty(exports, '__esModule', { value: true });
 
 })));
diff --git a/packages/string-uglify/dist/string-uglify.esm.js b/packages/string-uglify/dist/string-uglify.esm.js
index 77299309ab..7894f589a7 100644
--- a/packages/string-uglify/dist/string-uglify.esm.js
+++ b/packages/string-uglify/dist/string-uglify.esm.js
@@ -9,10 +9,11 @@
 
 var version = "1.3.4";
 
-const isArr = Array.isArray;
-function tellcp(str, idNum) {
-  return str.codePointAt(idNum);
-}
+function tellcp(str, idNum = 0) {
+  return str.codePointAt(idNum) || 0;
+} // converts whole array into array uglified names
+
+
 function uglifyArr(arr) {
   const letters = "abcdefghijklmnopqrstuvwxyz";
   const lettersAndNumbers = "abcdefghijklmnopqrstuvwxyz0123456789";
@@ -42,7 +43,7 @@ function uglifyArr(arr) {
     w: false,
     x: false,
     y: false,
-    z: false,
+    z: false
   };
   const singleIds = {
     a: false,
@@ -70,7 +71,7 @@ function uglifyArr(arr) {
     w: false,
     x: false,
     y: false,
-    z: false,
+    z: false
   };
   const singleNameonly = {
     a: false,
@@ -98,121 +99,110 @@ function uglifyArr(arr) {
     w: false,
     x: false,
     y: false,
-    z: false,
-  };
-  const res = [];
-  if (!isArr(arr) || !arr.length) {
+    z: false
+  }; // final array we'll assemble and eventually return
+
+  const res = []; // quick end
+
+  if (!Array.isArray(arr) || !arr.length) {
     return arr;
   }
+
   for (let id = 0, len = arr.length; id < len; id++) {
+    // insurance against duplicate reference array values
     if (arr.indexOf(arr[id]) < id) {
+      // push again the calculated value from "res":
       res.push(res[arr.indexOf(arr[id])]);
       continue;
     }
+
     const prefix = `.#`.includes(arr[id][0]) ? arr[id][0] : "";
-    const codePointSum = Array.from(arr[id]).reduce(
-      (acc, curr) => acc + tellcp(curr),
-      0
-    );
-    if (
-      (`.#`.includes(arr[id][0]) && arr[id].length < 4) ||
-      (!`.#`.includes(arr[id][0]) && arr[id].length < 3)
-    ) {
+    const codePointSum = Array.from(arr[id]).reduce((acc, curr) => acc + tellcp(curr), 0);
+
+    if (`.#`.includes(arr[id][0]) && arr[id].length < 4 || !`.#`.includes(arr[id][0]) && arr[id].length < 3) {
       const val = arr[id];
+
       if (!res.includes(val)) {
-        res.push(val);
-        if (
-          val.startsWith(".") &&
-          val.length === 2 &&
-          !singleClasses[val.slice(1)]
-        ) {
+        res.push(val); // the first candidates for single-character value are 2-char long classes:
+
+        if (val.startsWith(".") && val.length === 2 && singleClasses[val.slice(1)] === false) {
+          // mark the letter as used
           singleClasses[val.slice(1)] = true;
-        } else if (
-          val.startsWith("#") &&
-          val.length === 2 &&
-          !singleIds[val.slice(1)]
-        ) {
+        } else if (val.startsWith("#") && val.length === 2 && singleIds[val.slice(1)] === false) {
+          // mark the letter as used
           singleIds[val.slice(1)] = true;
-        } else if (
-          !val.startsWith(".") &&
-          !val.startsWith("#") &&
-          val.length === 1 &&
-          !singleNameonly[val]
-        ) {
+        } else if (!val.startsWith(".") && !val.startsWith("#") && val.length === 1 && singleNameonly[val] === false) {
+          // mark the letter as used
           singleNameonly[val] = true;
         }
+
         continue;
       }
     }
-    let generated = `${prefix}${letters[codePointSum % letters.length]}${
-      lettersAndNumbers[codePointSum % lettersAndNumbers.length]
-    }`;
+
+    let generated = `${prefix}${letters[codePointSum % letters.length]}${lettersAndNumbers[codePointSum % lettersAndNumbers.length]}`;
+
     if (res.includes(generated)) {
+      // add more characters:
       let soFarWeveGot = generated;
       let counter = 0;
-      const reducedCodePointSum = Array.from(arr[id]).reduce(
-        (acc, curr) =>
-          acc < 200
-            ? acc + tellcp(curr)
-            : (acc + tellcp(curr)) % lettersAndNumbers.length,
-        0
-      );
-      const magicNumber = Array.from(arr[id])
-        .map((val) => tellcp(val))
-        .reduce((accum, curr) => {
-          let temp = accum + curr;
-          do {
-            temp = String(temp)
-              .split("")
-              .reduce((acc, curr1) => acc + Number.parseInt(curr1, 10), 0);
-          } while (temp >= 10);
-          return temp;
-        }, 0);
+      const reducedCodePointSum = Array.from(arr[id]).reduce((acc, curr) => acc < 200 ? acc + tellcp(curr) : (acc + tellcp(curr)) % lettersAndNumbers.length, 0);
+      const magicNumber = Array.from(arr[id]).map(val => tellcp(val)).reduce((accum, curr) => {
+        let temp = accum + curr;
+
+        do {
+          temp = String(temp).split("").reduce((acc, curr1) => acc + Number.parseInt(curr1, 10), 0);
+        } while (temp >= 10);
+
+        return temp;
+      }, 0); // console.log(
+      //   `${`\u001b[${33}m${`magicNumber`}\u001b[${39}m`} = ${JSON.stringify(
+      //     magicNumber,
+      //     null,
+      //     4
+      //   )}`
+      // );
+
       while (res.includes(soFarWeveGot)) {
         counter += 1;
-        soFarWeveGot +=
-          lettersAndNumbers[
-            (reducedCodePointSum * magicNumber * counter) %
-              lettersAndNumbers.length
-          ];
+        soFarWeveGot += lettersAndNumbers[reducedCodePointSum * magicNumber * counter % lettersAndNumbers.length];
       }
+
       generated = soFarWeveGot;
     }
+
     res.push(generated);
-    if (
-      generated.startsWith(".") &&
-      generated.length === 2 &&
-      !singleClasses[generated.slice(1)]
-    ) {
+
+    if (generated.startsWith(".") && generated.length === 2 && singleClasses[generated.slice(1)] === false) {
       singleClasses[generated.slice(1)] = true;
-    } else if (
-      generated.startsWith("#") &&
-      generated.length === 2 &&
-      !singleIds[generated.slice(1)]
-    ) {
+    } else if (generated.startsWith("#") && generated.length === 2 && singleIds[generated.slice(1)] === false) {
       singleIds[generated.slice(1)] = true;
-    } else if (
-      !generated.startsWith(".") &&
-      !generated.startsWith("#") &&
-      generated.length === 1 &&
-      !singleNameonly[generated]
-    ) {
+    } else if (!generated.startsWith(".") && !generated.startsWith("#") && generated.length === 1 && singleNameonly[generated] === false) {
       singleNameonly[generated] = true;
     }
-  }
+  } // loop through all uglified values again and if the one letter name that
+  // matches current name's first letter (considering it might be id, class or
+  // just name), shorten that value up to that single letter.
+
   for (let i = 0, len = res.length; i < len; i++) {
+
     if (res[i].startsWith(".")) {
-      if (!singleClasses[res[i].slice(1, 2)]) {
+      // if particular class name starts with a letter which hasn't been taken
+      if (singleClasses[res[i].slice(1, 2)] === false) {
         singleClasses[res[i].slice(1, 2)] = res[i];
         res[i] = res[i].slice(0, 2);
-      } else if (singleClasses[res[i].slice(1, 2)] === res[i]) {
+      } else if (singleClasses[res[i].slice(1, 2)] === res[i]) { // This means, particular class name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
+
         res[i] = res[i].slice(0, 2);
       }
     } else if (res[i].startsWith("#")) {
-      if (!singleIds[res[i].slice(1, 2)]) {
+      if (singleIds[res[i].slice(1, 2)] === false) {
         singleIds[res[i].slice(1, 2)] = res[i];
         res[i] = res[i].slice(0, 2);
       } else if (singleIds[res[i].slice(1, 2)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
         res[i] = res[i].slice(0, 2);
       }
     } else if (!res[i].startsWith(".") && !res[i].startsWith("#")) {
@@ -220,14 +210,19 @@ function uglifyArr(arr) {
         singleNameonly[res[i].slice(0, 1)] = res[i];
         res[i] = res[i].slice(0, 1);
       } else if (singleNameonly[res[i].slice(0, 1)] === res[i]) {
+        // This means, particular id name was repeated in the list and
+        // was shortened. We must shorten it to the same value.
         res[i] = res[i].slice(0, 1);
       }
     }
   }
+
   return res;
-}
+} // main function - converts n-th string in a given reference array of strings
+
+
 function uglifyById(refArr, idNum) {
   return uglifyArr(refArr)[idNum];
-}
+} // main export
 
 export { uglifyArr, uglifyById, version };
diff --git a/packages/string-uglify/dist/string-uglify.mjs b/packages/string-uglify/dist/string-uglify.mjs
new file mode 100644
index 0000000000..3865b433fd
--- /dev/null
+++ b/packages/string-uglify/dist/string-uglify.mjs
@@ -0,0 +1,10 @@
+/**
+ * string-uglify
+ * Shorten sets of strings deterministically, to be git-friendly
+ * Version: 1.3.4
+ * Author: Roy Revelt, Codsen Ltd
+ * License: MIT
+ * Homepage: https://codsen.com/os/string-uglify/
+ */
+
+var t="1.3.4";function e(t,e=0){return t.codePointAt(e)||0}function s(t){const s="abcdefghijklmnopqrstuvwxyz",i="abcdefghijklmnopqrstuvwxyz0123456789",l={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},r={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},c={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},n=[];if(!Array.isArray(t)||!t.length)return t;for(let h=0,u=t.length;u>h;h++){if(t.indexOf(t[h])<h){n.push(n[t.indexOf(t[h])]);continue}const u=".#".includes(t[h][0])?t[h][0]:"",a=Array.from(t[h]).reduce(((t,s)=>t+e(s)),0);if(".#".includes(t[h][0])&&4>t[h].length||!".#".includes(t[h][0])&&3>t[h].length){const e=t[h];if(!n.includes(e)){n.push(e),e.startsWith(".")&&2===e.length&&!1===l[e.slice(1)]?l[e.slice(1)]=!0:e.startsWith("#")&&2===e.length&&!1===r[e.slice(1)]?r[e.slice(1)]=!0:e.startsWith(".")||e.startsWith("#")||1!==e.length||!1!==c[e]||(c[e]=!0);continue}}let o=`${u}${s[a%26]}${i[a%36]}`;if(n.includes(o)){let s=o,l=0;const r=Array.from(t[h]).reduce(((t,s)=>200>t?t+e(s):(t+e(s))%36),0),c=Array.from(t[h]).map((t=>e(t))).reduce(((t,e)=>{let s=t+e;do{s=(s+"").split("").reduce(((t,e)=>t+Number.parseInt(e,10)),0)}while(s>=10);return s}),0);for(;n.includes(s);)l+=1,s+=i[r*c*l%36];o=s}n.push(o),o.startsWith(".")&&2===o.length&&!1===l[o.slice(1)]?l[o.slice(1)]=!0:o.startsWith("#")&&2===o.length&&!1===r[o.slice(1)]?r[o.slice(1)]=!0:o.startsWith(".")||o.startsWith("#")||1!==o.length||!1!==c[o]||(c[o]=!0)}for(let t=0,e=n.length;e>t;t++)n[t].startsWith(".")?!1===l[n[t].slice(1,2)]?(l[n[t].slice(1,2)]=n[t],n[t]=n[t].slice(0,2)):l[n[t].slice(1,2)]===n[t]&&(n[t]=n[t].slice(0,2)):n[t].startsWith("#")?!1===r[n[t].slice(1,2)]?(r[n[t].slice(1,2)]=n[t],n[t]=n[t].slice(0,2)):r[n[t].slice(1,2)]===n[t]&&(n[t]=n[t].slice(0,2)):n[t].startsWith(".")||n[t].startsWith("#")||(c[n[t].slice(0,1)]?c[n[t].slice(0,1)]===n[t]&&(n[t]=n[t].slice(0,1)):(c[n[t].slice(0,1)]=n[t],n[t]=n[t].slice(0,1)));return n}function i(t,e){return s(t)[e]}export{s as uglifyArr,i as uglifyById,t as version};
diff --git a/packages/string-uglify/dist/string-uglify.umd.js b/packages/string-uglify/dist/string-uglify.umd.js
index 0def97a8e9..616b2e9f94 100644
--- a/packages/string-uglify/dist/string-uglify.umd.js
+++ b/packages/string-uglify/dist/string-uglify.umd.js
@@ -7,4 +7,4 @@
  * Homepage: https://codsen.com/os/string-uglify/
  */
 
-!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).stringUglify={})}(this,(function(e){"use strict";var t=Array.isArray;function i(e,t){return e.codePointAt(t)}function n(e){var n="abcdefghijklmnopqrstuvwxyz",r="abcdefghijklmnopqrstuvwxyz0123456789",s={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},l={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},c={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},u=[];if(!t(e)||!e.length)return e;for(var f=0,o=e.length;f<o;f++)if(e.indexOf(e[f])<f)u.push(u[e.indexOf(e[f])]);else{var a=".#".includes(e[f][0])?e[f][0]:"",h=Array.from(e[f]).reduce((function(e,t){return e+i(t)}),0);if(".#".includes(e[f][0])&&e[f].length<4||!".#".includes(e[f][0])&&e[f].length<3){var d=e[f];if(!u.includes(d)){u.push(d),d.startsWith(".")&&2===d.length&&!s[d.slice(1)]?s[d.slice(1)]=!0:d.startsWith("#")&&2===d.length&&!l[d.slice(1)]?l[d.slice(1)]=!0:d.startsWith(".")||d.startsWith("#")||1!==d.length||c[d]||(c[d]=!0);continue}}var g="".concat(a).concat(n[h%n.length]).concat(r[h%r.length]);if(u.includes(g)){for(var p=g,y=0,v=Array.from(e[f]).reduce((function(e,t){return e<200?e+i(t):(e+i(t))%r.length}),0),m=Array.from(e[f]).map((function(e){return i(e)})).reduce((function(e,t){var i=e+t;do{i=String(i).split("").reduce((function(e,t){return e+Number.parseInt(t,10)}),0)}while(i>=10);return i}),0);u.includes(p);)p+=r[v*m*(y+=1)%r.length];g=p}u.push(g),g.startsWith(".")&&2===g.length&&!s[g.slice(1)]?s[g.slice(1)]=!0:g.startsWith("#")&&2===g.length&&!l[g.slice(1)]?l[g.slice(1)]=!0:g.startsWith(".")||g.startsWith("#")||1!==g.length||c[g]||(c[g]=!0)}for(var W=0,b=u.length;W<b;W++)u[W].startsWith(".")?s[u[W].slice(1,2)]?s[u[W].slice(1,2)]===u[W]&&(u[W]=u[W].slice(0,2)):(s[u[W].slice(1,2)]=u[W],u[W]=u[W].slice(0,2)):u[W].startsWith("#")?l[u[W].slice(1,2)]?l[u[W].slice(1,2)]===u[W]&&(u[W]=u[W].slice(0,2)):(l[u[W].slice(1,2)]=u[W],u[W]=u[W].slice(0,2)):u[W].startsWith(".")||u[W].startsWith("#")||(c[u[W].slice(0,1)]?c[u[W].slice(0,1)]===u[W]&&(u[W]=u[W].slice(0,1)):(c[u[W].slice(0,1)]=u[W],u[W]=u[W].slice(0,1)));return u}e.uglifyArr=n,e.uglifyById=function(e,t){return n(e)[t]},e.version="1.3.4",Object.defineProperty(e,"__esModule",{value:!0})}));
+!function(e,t){"object"==typeof exports&&"undefined"!=typeof module?t(exports):"function"==typeof define&&define.amd?define(["exports"],t):t((e="undefined"!=typeof globalThis?globalThis:e||self).stringUglify={})}(this,(function(e){"use strict";function t(e,t){return void 0===t&&(t=0),e.codePointAt(t)||0}function i(e){var i="abcdefghijklmnopqrstuvwxyz",s="abcdefghijklmnopqrstuvwxyz0123456789",r={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},n={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},l={a:!1,b:!1,c:!1,d:!1,e:!1,f:!1,g:!1,h:!1,i:!1,j:!1,k:!1,l:!1,m:!1,n:!1,o:!1,p:!1,q:!1,r:!1,s:!1,t:!1,u:!1,v:!1,w:!1,x:!1,y:!1,z:!1},c=[];if(!Array.isArray(e)||!e.length)return e;for(var u=0,f=e.length;f>u;u++)if(e.indexOf(e[u])<u)c.push(c[e.indexOf(e[u])]);else{var o=".#".includes(e[u][0])?e[u][0]:"",a=Array.from(e[u]).reduce((function(e,i){return e+t(i)}),0);if(".#".includes(e[u][0])&&4>e[u].length||!".#".includes(e[u][0])&&3>e[u].length){var h=e[u];if(!c.includes(h)){c.push(h),h.startsWith(".")&&2===h.length&&!1===r[h.slice(1)]?r[h.slice(1)]=!0:h.startsWith("#")&&2===h.length&&!1===n[h.slice(1)]?n[h.slice(1)]=!0:h.startsWith(".")||h.startsWith("#")||1!==h.length||!1!==l[h]||(l[h]=!0);continue}}var d=""+o+i[a%26]+s[a%36];if(c.includes(d)){for(var g=d,p=0,y=Array.from(e[u]).reduce((function(e,i){return 200>e?e+t(i):(e+t(i))%36}),0),v=Array.from(e[u]).map((function(e){return t(e)})).reduce((function(e,t){var i=e+t;do{i=(i+"").split("").reduce((function(e,t){return e+Number.parseInt(t,10)}),0)}while(i>=10);return i}),0);c.includes(g);)g+=s[y*v*(p+=1)%36];d=g}c.push(d),d.startsWith(".")&&2===d.length&&!1===r[d.slice(1)]?r[d.slice(1)]=!0:d.startsWith("#")&&2===d.length&&!1===n[d.slice(1)]?n[d.slice(1)]=!0:d.startsWith(".")||d.startsWith("#")||1!==d.length||!1!==l[d]||(l[d]=!0)}for(var m=0,W=c.length;W>m;m++)c[m].startsWith(".")?!1===r[c[m].slice(1,2)]?(r[c[m].slice(1,2)]=c[m],c[m]=c[m].slice(0,2)):r[c[m].slice(1,2)]===c[m]&&(c[m]=c[m].slice(0,2)):c[m].startsWith("#")?!1===n[c[m].slice(1,2)]?(n[c[m].slice(1,2)]=c[m],c[m]=c[m].slice(0,2)):n[c[m].slice(1,2)]===c[m]&&(c[m]=c[m].slice(0,2)):c[m].startsWith(".")||c[m].startsWith("#")||(l[c[m].slice(0,1)]?l[c[m].slice(0,1)]===c[m]&&(c[m]=c[m].slice(0,1)):(l[c[m].slice(0,1)]=c[m],c[m]=c[m].slice(0,1)));return c}e.uglifyArr=i,e.uglifyById=function(e,t){return i(e)[t]},e.version="1.3.4",Object.defineProperty(e,"__esModule",{value:!0})}));
diff --git a/packages/string-uglify/examples/_quickTake.js b/packages/string-uglify/examples/_quickTake.js
index c6c59b6003..ef7e77811a 100644
--- a/packages/string-uglify/examples/_quickTake.js
+++ b/packages/string-uglify/examples/_quickTake.js
@@ -1,5 +1,3 @@
-/* eslint import/extensions:0, no-unused-vars:0 */
-
 // Quick Take
 
 import { strict as assert } from "assert";
diff --git a/packages/string-uglify/package.json b/packages/string-uglify/package.json
index 4526d75346..982cced994 100644
--- a/packages/string-uglify/package.json
+++ b/packages/string-uglify/package.json
@@ -31,15 +31,17 @@
   "main": "dist/string-uglify.cjs.js",
   "module": "dist/string-uglify.esm.js",
   "browser": "dist/string-uglify.umd.js",
+  "types": "types/main.d.ts",
   "scripts": {
-    "build": "rollup -c",
+    "build": "npm run clean_types -- --pt1 && rollup -c && npm run clean_types -- --pt2",
     "ci_test": "npm run build && npm run lint && tap --no-only --reporter=silent --output-file=testStats.md && npm run clean_cov && npm run format",
     "clean_cov": "../../scripts/leaveCoverageTotalOnly.js",
-    "dev": "rollup -c --dev",
+    "clean_types": "../../scripts/cleanTypes.js",
+    "dev": "npm run clean_types -- --pt1 && rollup -c --dev && npm run clean_types -- --pt2",
     "devunittest": "npm run dev && ./node_modules/.bin/tap --only -R 'base' && npm run tsd && npm run clean_cov",
     "format": "npm run lect && npm run prettier && npm run lint",
     "lect": "lect",
-    "lint": "../../node_modules/eslint/bin/eslint.js \"**/*.js\" --fix --config \"../../.eslintrc.json\" --quiet",
+    "lint": "../../node_modules/eslint/bin/eslint.js . --ext .js --ext .ts --fix --config \"../../.eslintrc.json\" --quiet",
     "perf": "node perf/check",
     "prepare": "npm run build",
     "prettier": "../../node_modules/prettier/bin-prettier.js '*.{js,css,scss,vue,md,ts}' --write --loglevel silent",
@@ -48,15 +50,11 @@
     "pretest": "npm run build",
     "test": "npm run lint && npm run unittest && npm run test:examples && npm run clean_cov && npm run format",
     "test:examples": "../../scripts/test-examples.js && npm run lect && npm run prettier",
+    "tsc": "tsc",
     "tsd": "test ! -f index.d.ts || tsd",
-    "unittest": "./node_modules/.bin/tap --no-only --output-file=testStats.md --reporter=terse && npm run tsd && npm run clean_cov && npm run perf",
+    "unittest": "./node_modules/.bin/tap --no-only --output-file=testStats.md --reporter=terse && tsc --noEmit && npm run tsd && npm run clean_cov && npm run perf",
     "version": "npm run build && git add ."
   },
-  "husky": {
-    "hooks": {
-      "pre-commit": "npm run format && npm test"
-    }
-  },
   "tap": {
     "coverage-report": [
       "json-summary",
@@ -69,53 +67,43 @@
     "timeout": 0
   },
   "lect": {
-    "defaultExported": false,
-    "files": {
-      "delete": [],
-      "write_hard": [
-        {
-          "contents": "",
-          "name": ""
-        }
-      ],
-      "write_soft": [
-        {
-          "contents": "",
-          "name": ""
-        }
-      ]
-    },
     "licence": {
       "extras": [
         ""
       ]
     },
-    "npmignore": {
-      "badFiles": [],
-      "badFolders": [],
-      "goodFiles": [],
-      "goodFolders": []
-    },
     "req": "{ uglifyById, uglifyArr, version }",
     "various": {
-      "devDependencies": [
-        "@rollup/plugin-json"
-      ]
+      "devDependencies": []
     }
   },
+  "dependencies": {
+    "@babel/runtime": "^7.9.2"
+  },
   "devDependencies": {
+    "@babel/cli": "^7.12.10",
     "@babel/core": "^7.12.10",
+    "@babel/node": "^7.12.10",
+    "@babel/plugin-external-helpers": "^7.12.1",
     "@babel/plugin-proposal-class-properties": "^7.12.1",
     "@babel/plugin-proposal-nullish-coalescing-operator": "^7.12.1",
     "@babel/plugin-proposal-object-rest-spread": "^7.12.1",
     "@babel/plugin-proposal-optional-chaining": "^7.12.7",
+    "@babel/plugin-transform-runtime": "^7.12.10",
     "@babel/preset-env": "^7.12.10",
+    "@babel/preset-typescript": "^7.12.7",
+    "@babel/register": "^7.12.10",
     "@rollup/plugin-babel": "^5.2.2",
     "@rollup/plugin-commonjs": "^17.0.0",
     "@rollup/plugin-json": "^4.1.0",
     "@rollup/plugin-node-resolve": "^11.0.1",
+    "@rollup/plugin-replace": "^2.3.4",
     "@rollup/plugin-strip": "^2.0.0",
-    "benchmark": "^2.1.4",
+    "@rollup/plugin-typescript": "^8.1.0",
+    "@types/node": "^13.13.4",
+    "@types/tap": "^14.10.1",
+    "@typescript-eslint/eslint-plugin": "^4.11.0",
+    "@typescript-eslint/parser": "^4.11.0",
     "eslint": "^7.15.0",
     "lect": "^0.15.1",
     "rollup": "^2.35.1",
@@ -124,6 +112,8 @@
     "rollup-plugin-cleanup": "^3.2.1",
     "rollup-plugin-terser": "^7.0.2",
     "tap": "^14.11.0",
-    "tsd": "^0.14.0"
+    "tsd": "^0.14.0",
+    "tslib": "^2.0.3",
+    "typescript": "^4.1.3"
   }
 }
\ No newline at end of file
diff --git a/packages/string-uglify/perf/historical.json b/packages/string-uglify/perf/historical.json
index 8e67cc16ab..f1aa7f82bd 100644
--- a/packages/string-uglify/perf/historical.json
+++ b/packages/string-uglify/perf/historical.json
@@ -39,6 +39,7 @@
     "1.2.40": 139343.52140535566,
     "1.2.44": 151340.46185523632,
     "1.3.3": 138622.4849986897,
-    "lastPublished": 138622.4849986897,
-    "lastRan": 138622.4849986897
+    "1.3.4": 161337.95562839496,
+    "lastPublished": 161337.95562839496,
+    "lastRan": 161337.95562839496
 }
\ No newline at end of file
diff --git a/packages/string-uglify/rollup.config.js b/packages/string-uglify/rollup.config.js
index fa054d37d9..fdcd230a4e 100644
--- a/packages/string-uglify/rollup.config.js
+++ b/packages/string-uglify/rollup.config.js
@@ -1,6 +1,8 @@
-import resolve from "@rollup/plugin-node-resolve";
+import { nodeResolve } from "@rollup/plugin-node-resolve";
+import typescript from "@rollup/plugin-typescript";
 import commonjs from "@rollup/plugin-commonjs";
 import { terser } from "rollup-plugin-terser";
+import replace from "@rollup/plugin-replace";
 import cleanup from "rollup-plugin-cleanup";
 import banner from "rollup-plugin-banner";
 import babel from "@rollup/plugin-babel";
@@ -15,86 +17,226 @@ Author: Roy Revelt, Codsen Ltd
 License: ${pkg.license}
 Homepage: ${pkg.homepage}`;
 
+const extensions = [".mjs", ".js", ".json", ".node", ".ts"];
+const babelRuntimeVersion = pkg.dependencies["@babel/runtime"].replace(
+  /^[^0-9]*/,
+  ""
+);
+
+const makeExternalPredicate = (externalArr) => {
+  if (externalArr.length === 0) {
+    return () => false;
+  }
+  const pattern = new RegExp(`^(${externalArr.join("|")})($|/)`);
+  return (id) => pattern.test(id);
+};
+
 export default (commandLineArgs) => {
   const finalConfig = [
-    // browser-friendly UMD build
+    // UMD Production
     {
-      input: "src/main.js",
+      input: "src/main.ts",
       output: {
         file: pkg.browser,
         format: "umd",
         name: "stringUglify",
+        indent: false,
       },
       plugins: [
-        !commandLineArgs.dev &&
-          strip({
-            sourceMap: false,
-          }),
-        resolve(),
+        nodeResolve({
+          extensions,
+        }),
         json(),
         commonjs(),
+        typescript({
+          tsconfig: "../../tsconfig.build.json",
+          declaration: false,
+        }),
         babel({
+          extensions,
+          exclude: "node_modules/**",
           rootMode: "upward",
+          babelHelpers: "bundled",
+        }),
+        replace({
+          "process.env.NODE_ENV": JSON.stringify("production"),
+        }),
+        !commandLineArgs.dev &&
+          strip({
+            sourceMap: false,
+            include: ["src/**/*.(js|ts)"],
+            functions: ["console.*"],
+          }),
+        terser({
+          compress: {
+            pure_getters: true,
+            unsafe: true,
+            unsafe_comps: true,
+            warnings: false,
+          },
         }),
-        terser(),
         banner(licensePiece),
       ],
     },
 
-    // browser-friendly UMD build, non-minified, for dev purposes
+    // UMD development
     {
-      input: "src/main.js",
+      input: "src/main.ts",
       output: {
         file: `dist/${pkg.name}.dev.umd.js`,
         format: "umd",
         name: "stringUglify",
+        indent: false,
       },
       plugins: [
-        !commandLineArgs.dev &&
-          strip({
-            sourceMap: false,
-          }),
-        resolve(),
+        nodeResolve({
+          extensions,
+        }),
         json(),
+        typescript({
+          tsconfig: "../../tsconfig.build.json",
+          declaration: false,
+        }),
         commonjs(),
         babel({
+          extensions,
+          exclude: "node_modules/**",
           rootMode: "upward",
+          babelHelpers: "bundled",
+        }),
+        replace({
+          "process.env.NODE_ENV": JSON.stringify("development"),
         }),
+        !commandLineArgs.dev &&
+          strip({
+            sourceMap: false,
+            include: ["src/**/*.(js|ts)"],
+            functions: ["console.*"],
+          }),
         banner(licensePiece),
       ],
     },
 
-    // CommonJS build (for Node)
+    // CommonJS
     {
-      input: "src/main.js",
-      output: [{ file: pkg.main, format: "cjs" }],
-      external: [],
+      input: "src/main.ts",
+      output: [
+        { dir: "./", entryFileNames: pkg.main, format: "cjs", indent: false },
+      ],
+      external: makeExternalPredicate([
+        ...Object.keys(pkg.dependencies || {}),
+        ...Object.keys(pkg.peerDependencies || {}),
+      ]),
       plugins: [
+        nodeResolve({
+          extensions,
+        }),
+        json(),
+        typescript({
+          tsconfig: "../../tsconfig.build.json",
+          declaration: true,
+          declarationDir: "./types",
+        }),
+        babel({
+          extensions,
+          rootMode: "upward",
+          plugins: [
+            [
+              "@babel/plugin-transform-runtime",
+              { version: babelRuntimeVersion },
+            ],
+          ],
+          babelHelpers: "runtime",
+        }),
+        cleanup({ comments: "istanbul" }),
         !commandLineArgs.dev &&
           strip({
             sourceMap: false,
+            include: ["src/**/*.(js|ts)"],
+            functions: ["console.*"],
           }),
+        banner(licensePiece),
+      ],
+    },
+
+    // ES
+    {
+      input: "src/main.ts",
+      output: [{ file: pkg.module, format: "es", indent: false }],
+      external: makeExternalPredicate([
+        ...Object.keys(pkg.dependencies || {}),
+        ...Object.keys(pkg.peerDependencies || {}),
+      ]),
+      plugins: [
+        nodeResolve({
+          extensions,
+        }),
         json(),
+        typescript({
+          tsconfig: "../../tsconfig.build.json",
+          declaration: false,
+        }),
         babel({
-          rootMode: "upward",
+          extensions,
+          plugins: [
+            [
+              "@babel/plugin-transform-runtime",
+              { version: babelRuntimeVersion, useESModules: true },
+            ],
+          ],
+          babelHelpers: "runtime",
         }),
         cleanup({ comments: "istanbul" }),
+        !commandLineArgs.dev &&
+          strip({
+            sourceMap: false,
+            include: ["src/**/*.(js|ts)"],
+            functions: ["console.*"],
+          }),
         banner(licensePiece),
       ],
     },
 
-    // ES module build (for bundlers)
+    // ES for Browsers
     {
-      input: "src/main.js",
-      output: [{ file: pkg.module, format: "es" }],
-      external: [],
+      input: "src/main.ts",
+      output: [{ file: `dist/${pkg.name}.mjs`, format: "es", indent: false }],
+      external: makeExternalPredicate([
+        ...Object.keys(pkg.dependencies || {}),
+        ...Object.keys(pkg.peerDependencies || {}),
+      ]),
       plugins: [
+        nodeResolve({
+          extensions,
+        }),
+        json(),
+        replace({
+          "process.env.NODE_ENV": JSON.stringify("production"),
+        }),
+        typescript({
+          tsconfig: "../../tsconfig.build.json",
+          declaration: false,
+        }),
+        babel({
+          extensions,
+          exclude: "node_modules/**",
+          babelHelpers: "bundled",
+        }),
         !commandLineArgs.dev &&
           strip({
             sourceMap: false,
+            include: ["src/**/*.(js|ts)"],
+            functions: ["console.*"],
           }),
-        json(),
         cleanup({ comments: "istanbul" }),
+        terser({
+          compress: {
+            pure_getters: true,
+            unsafe: true,
+            unsafe_comps: true,
+            warnings: false,
+          },
+        }),
         banner(licensePiece),
       ],
     },
diff --git a/packages/string-uglify/src/main.js b/packages/string-uglify/src/main.ts
similarity index 88%
rename from packages/string-uglify/src/main.js
rename to packages/string-uglify/src/main.ts
index afacf6065a..ffa052e57a 100644
--- a/packages/string-uglify/src/main.js
+++ b/packages/string-uglify/src/main.ts
@@ -1,18 +1,20 @@
 import { version } from "../package.json";
 
-const isArr = Array.isArray;
-
 // tells code point of a given id number
-function tellcp(str, idNum) {
-  return str.codePointAt(idNum);
+function tellcp(str: string, idNum = 0): number {
+  return str.codePointAt(idNum) || 0;
+}
+
+interface Obj {
+  [key: string]: any;
 }
 
 // converts whole array into array uglified names
-function uglifyArr(arr) {
+function uglifyArr(arr: string[]): string[] {
   const letters = "abcdefghijklmnopqrstuvwxyz";
   const lettersAndNumbers = "abcdefghijklmnopqrstuvwxyz0123456789";
 
-  const singleClasses = {
+  const singleClasses: Obj = {
     a: false,
     b: false,
     c: false,
@@ -40,7 +42,7 @@ function uglifyArr(arr) {
     y: false,
     z: false,
   };
-  const singleIds = {
+  const singleIds: Obj = {
     a: false,
     b: false,
     c: false,
@@ -68,7 +70,7 @@ function uglifyArr(arr) {
     y: false,
     z: false,
   };
-  const singleNameonly = {
+  const singleNameonly: Obj = {
     a: false,
     b: false,
     c: false,
@@ -98,10 +100,10 @@ function uglifyArr(arr) {
   };
 
   // final array we'll assemble and eventually return
-  const res = [];
+  const res: string[] = [];
 
   // quick end
-  if (!isArr(arr) || !arr.length) {
+  if (!Array.isArray(arr) || !arr.length) {
     return arr;
   }
 
@@ -115,7 +117,7 @@ function uglifyArr(arr) {
 
     const prefix = `.#`.includes(arr[id][0]) ? arr[id][0] : "";
     const codePointSum = Array.from(arr[id]).reduce(
-      (acc, curr) => acc + tellcp(curr),
+      (acc, curr) => acc + (tellcp(curr) as number),
       0
     );
 
@@ -126,24 +128,29 @@ function uglifyArr(arr) {
       const val = arr[id];
       if (!res.includes(val)) {
         res.push(val);
+
+        // the first candidates for single-character value are 2-char long classes:
         if (
           val.startsWith(".") &&
           val.length === 2 &&
-          !singleClasses[val.slice(1)]
+          singleClasses[val.slice(1)] === false
         ) {
+          // mark the letter as used
           singleClasses[val.slice(1)] = true;
         } else if (
           val.startsWith("#") &&
           val.length === 2 &&
-          !singleIds[val.slice(1)]
+          singleIds[val.slice(1)] === false
         ) {
+          // mark the letter as used
           singleIds[val.slice(1)] = true;
         } else if (
           !val.startsWith(".") &&
           !val.startsWith("#") &&
           val.length === 1 &&
-          !singleNameonly[val]
+          singleNameonly[val] === false
         ) {
+          // mark the letter as used
           singleNameonly[val] = true;
         }
         continue;
@@ -200,20 +207,20 @@ function uglifyArr(arr) {
     if (
       generated.startsWith(".") &&
       generated.length === 2 &&
-      !singleClasses[generated.slice(1)]
+      singleClasses[generated.slice(1)] === false
     ) {
       singleClasses[generated.slice(1)] = true;
     } else if (
       generated.startsWith("#") &&
       generated.length === 2 &&
-      !singleIds[generated.slice(1)]
+      singleIds[generated.slice(1)] === false
     ) {
       singleIds[generated.slice(1)] = true;
     } else if (
       !generated.startsWith(".") &&
       !generated.startsWith("#") &&
       generated.length === 1 &&
-      !singleNameonly[generated]
+      singleNameonly[generated] === false
     ) {
       singleNameonly[generated] = true;
     }
@@ -245,7 +252,7 @@ function uglifyArr(arr) {
     );
     if (res[i].startsWith(".")) {
       // if particular class name starts with a letter which hasn't been taken
-      if (!singleClasses[res[i].slice(1, 2)]) {
+      if (singleClasses[res[i].slice(1, 2)] === false) {
         singleClasses[res[i].slice(1, 2)] = res[i];
         console.log(
           `251 shortened ${`\u001b[${33}m${
@@ -272,7 +279,7 @@ function uglifyArr(arr) {
         res[i] = res[i].slice(0, 2);
       }
     } else if (res[i].startsWith("#")) {
-      if (!singleIds[res[i].slice(1, 2)]) {
+      if (singleIds[res[i].slice(1, 2)] === false) {
         singleIds[res[i].slice(1, 2)] = res[i];
         console.log(
           `278 shortened ${`\u001b[${33}m${
@@ -312,7 +319,7 @@ function uglifyArr(arr) {
 }
 
 // main function - converts n-th string in a given reference array of strings
-function uglifyById(refArr, idNum) {
+function uglifyById(refArr: string[], idNum: number): string {
   return uglifyArr(refArr)[idNum];
 }
 
diff --git a/packages/string-uglify/tsconfig.json b/packages/string-uglify/tsconfig.json
new file mode 100644
index 0000000000..b29a7b46c4
--- /dev/null
+++ b/packages/string-uglify/tsconfig.json
@@ -0,0 +1,4 @@
+{
+  "extends": "../../tsconfig.json",
+  "compilerOptions": {}
+}
diff --git a/packages/string-uglify/types/main.d.ts b/packages/string-uglify/types/main.d.ts
new file mode 100644
index 0000000000..2482a1c84a
--- /dev/null
+++ b/packages/string-uglify/types/main.d.ts
@@ -0,0 +1,4 @@
+import { version } from "../package.json";
+declare function uglifyArr(arr: string[]): string[];
+declare function uglifyById(refArr: string[], idNum: number): string;
+export { uglifyById, uglifyArr, version };