Bundle utils.

src/_h5ai/public/js/lib/util/naturalCmp.js

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+// Natural Sort algorithm for Javascript - Version 0.7 - Released under MIT license
+// Author: Jim Palmer (based on chunking idea from Dave Koelle)
+
+// Modified to make it work with h5ai
+
+
+const re = /(^-?[0-9]+(\.?[0-9]*)[df]?e?[0-9]?$|^0x[0-9a-f]+$|[0-9]+)/gi;
+const reStrip = /(^[ ]*|[ ]*$)/g;
+const dre = /(^([\w ]+,?[\w ]+)?[\w ]+,?[\w ]+\d+:\d+(:\d+)?[\w ]?|^\d{1,4}[\/\-]\d{1,4}[\/\-]\d{1,4}|^\w+, \w+ \d+, \d{4})/;
+const reHex = /^0x[0-9a-f]+$/i;
+const reLeadingZero = /^0/;
+
+const naturalCmp = (val1, val2) => {
+    // convert all to strings strip whitespace
+    const x = String(val1).replace(reStrip, '');
+    const y = String(val2).replace(reStrip, '');
+    // chunk/tokenize
+    const xN = x.replace(re, '\0$1\0').replace(/\0$/, '').replace(/^\0/, '').split('\0');
+    const yN = y.replace(re, '\0$1\0').replace(/\0$/, '').replace(/^\0/, '').split('\0');
+    // numeric, hex or date detection
+    const xD = parseInt(x.match(reHex), 10) || xN.length !== 1 && x.match(dre) && Date.parse(x);
+    const yD = parseInt(y.match(reHex), 10) || xD && y.match(dre) && Date.parse(y) || null;
+
+    let oFxNcL;
+    let oFyNcL;
+
+    // first try and sort Hex codes or Dates
+    if (yD) {
+        if (xD < yD) {
+            return -1;
+        } else if (xD > yD) {
+            return 1;
+        }
+    }
+
+    // natural sorting through split numeric strings and default strings
+    for (let cLoc = 0, numS = Math.max(xN.length, yN.length); cLoc < numS; cLoc += 1) {
+        // find floats not starting with '0', string or 0 if not defined (Clint Priest)
+        oFxNcL = !(xN[cLoc] || '').match(reLeadingZero) && parseFloat(xN[cLoc]) || xN[cLoc] || 0;
+        oFyNcL = !(yN[cLoc] || '').match(reLeadingZero) && parseFloat(yN[cLoc]) || yN[cLoc] || 0;
+        // handle numeric vs string comparison - number < string - (Kyle Adams)
+        if (isNaN(oFxNcL) !== isNaN(oFyNcL)) {
+            return isNaN(oFxNcL) ? 1 : -1;
+        } else if (typeof oFxNcL !== typeof oFyNcL) {
+            // rely on string comparison if different types - i.e. '02' < 2 != '02' < '2'
+            oFxNcL = String(oFxNcL);
+            oFxNcL = String(oFxNcL);
+        }
+        if (oFxNcL < oFyNcL) {
+            return -1;
+        }
+        if (oFxNcL > oFyNcL) {
+            return 1;
+        }
+    }
+
+    return 0;
+};
+
+module.exports = {
+    naturalCmp
+};