update to state of the art

node_modules/acorn-globals/node_modules/acorn/CHANGELOG.md

@@ -1,3 +1,11 @@
+## 7.4.0 (2020-08-03)
+
+### New features
+
+Add support for logical assignment operators.
+
+Add support for numeric separators.
+
 ## 7.3.1 (2020-06-11)
 
 ### Bug fixes

node_modules/acorn-globals/node_modules/acorn/LICENSE

@@ -1,3 +1,5 @@
+MIT License
+
 Copyright (C) 2012-2018 by various contributors (see AUTHORS)
 
 Permission is hereby granted, free of charge, to any person obtaining a copy

node_modules/acorn-globals/node_modules/acorn/README.md

@@ -266,5 +266,4 @@ Plugins for ECMAScript proposals:
  - [`acorn-stage3`](https://github.com/acornjs/acorn-stage3): Parse most stage 3 proposals, bundling:
    - [`acorn-class-fields`](https://github.com/acornjs/acorn-class-fields): Parse [class fields proposal](https://github.com/tc39/proposal-class-fields)
    - [`acorn-import-meta`](https://github.com/acornjs/acorn-import-meta): Parse [import.meta proposal](https://github.com/tc39/proposal-import-meta)
-   - [`acorn-numeric-separator`](https://github.com/acornjs/acorn-numeric-separator): Parse [numeric separator proposal](https://github.com/tc39/proposal-numeric-separator)
    - [`acorn-private-methods`](https://github.com/acornjs/acorn-private-methods): parse [private methods, getters and setters proposal](https://github.com/tc39/proposal-private-methods)n

node_modules/acorn-globals/node_modules/acorn/dist/acorn.js

@@ -594,7 +594,7 @@
 
   // ## Parser utilities
 
-  var literal = /^(?:'((?:\\.|[^'])*?)'|"((?:\\.|[^"])*?)")/;
+  var literal = /^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/;
   pp.strictDirective = function(start) {
     for (;;) {
       // Try to find string literal.
@@ -2385,7 +2385,7 @@
     var node = this.startNode();
     node.value = value;
     node.raw = this.input.slice(this.start, this.end);
-    if (node.raw.charCodeAt(node.raw.length - 1) === 110) { node.bigint = node.raw.slice(0, -1); }
+    if (node.raw.charCodeAt(node.raw.length - 1) === 110) { node.bigint = node.raw.slice(0, -1).replace(/_/g, ""); }
     this.next();
     return this.finishNode(node, "Literal")
   };
@@ -4551,7 +4551,13 @@
 
   pp$9.readToken_pipe_amp = function(code) { // '|&'
     var next = this.input.charCodeAt(this.pos + 1);
-    if (next === code) { return this.finishOp(code === 124 ? types.logicalOR : types.logicalAND, 2) }
+    if (next === code) {
+      if (this.options.ecmaVersion >= 12) {
+        var next2 = this.input.charCodeAt(this.pos + 2);
+        if (next2 === 61) { return this.finishOp(types.assign, 3) }
+      }
+      return this.finishOp(code === 124 ? types.logicalOR : types.logicalAND, 2)
+    }
     if (next === 61) { return this.finishOp(types.assign, 2) }
     return this.finishOp(code === 124 ? types.bitwiseOR : types.bitwiseAND, 1)
   };
@@ -4608,13 +4614,20 @@
   };
 
   pp$9.readToken_question = function() { // '?'
-    if (this.options.ecmaVersion >= 11) {
+    var ecmaVersion = this.options.ecmaVersion;
+    if (ecmaVersion >= 11) {
       var next = this.input.charCodeAt(this.pos + 1);
       if (next === 46) {
         var next2 = this.input.charCodeAt(this.pos + 2);
         if (next2 < 48 || next2 > 57) { return this.finishOp(types.questionDot, 2) }
       }
-      if (next === 63) { return this.finishOp(types.coalesce, 2) }
+      if (next === 63) {
+        if (ecmaVersion >= 12) {
+          var next2$1 = this.input.charCodeAt(this.pos + 2);
+          if (next2$1 === 61) { return this.finishOp(types.assign, 3) }
+        }
+        return this.finishOp(types.coalesce, 2)
+      }
     }
     return this.finishOp(types.question, 1)
   };
@@ -4743,30 +4756,67 @@
   // were read, the integer value otherwise. When `len` is given, this
   // will return `null` unless the integer has exactly `len` digits.
 
-  pp$9.readInt = function(radix, len) {
-    var start = this.pos, total = 0;
-    for (var i = 0, e = len == null ? Infinity : len; i < e; ++i) {
+  pp$9.readInt = function(radix, len, maybeLegacyOctalNumericLiteral) {
+    // `len` is used for character escape sequences. In that case, disallow separators.
+    var allowSeparators = this.options.ecmaVersion >= 12 && len === undefined;
+
+    // `maybeLegacyOctalNumericLiteral` is true if it doesn't have prefix (0x,0o,0b)
+    // and isn't fraction part nor exponent part. In that case, if the first digit
+    // is zero then disallow separators.
+    var isLegacyOctalNumericLiteral = maybeLegacyOctalNumericLiteral && this.input.charCodeAt(this.pos) === 48;
+
+    var start = this.pos, total = 0, lastCode = 0;
+    for (var i = 0, e = len == null ? Infinity : len; i < e; ++i, ++this.pos) {
       var code = this.input.charCodeAt(this.pos), val = (void 0);
+
+      if (allowSeparators && code === 95) {
+        if (isLegacyOctalNumericLiteral) { this.raiseRecoverable(this.pos, "Numeric separator is not allowed in legacy octal numeric literals"); }
+        if (lastCode === 95) { this.raiseRecoverable(this.pos, "Numeric separator must be exactly one underscore"); }
+        if (i === 0) { this.raiseRecoverable(this.pos, "Numeric separator is not allowed at the first of digits"); }
+        lastCode = code;
+        continue
+      }
+
       if (code >= 97) { val = code - 97 + 10; } // a
       else if (code >= 65) { val = code - 65 + 10; } // A
       else if (code >= 48 && code <= 57) { val = code - 48; } // 0-9
       else { val = Infinity; }
       if (val >= radix) { break }
-      ++this.pos;
+      lastCode = code;
       total = total * radix + val;
     }
+
+    if (allowSeparators && lastCode === 95) { this.raiseRecoverable(this.pos - 1, "Numeric separator is not allowed at the last of digits"); }
     if (this.pos === start || len != null && this.pos - start !== len) { return null }
 
     return total
   };
 
+  function stringToNumber(str, isLegacyOctalNumericLiteral) {
+    if (isLegacyOctalNumericLiteral) {
+      return parseInt(str, 8)
+    }
+
+    // `parseFloat(value)` stops parsing at the first numeric separator then returns a wrong value.
+    return parseFloat(str.replace(/_/g, ""))
+  }
+
+  function stringToBigInt(str) {
+    if (typeof BigInt !== "function") {
+      return null
+    }
+
+    // `BigInt(value)` throws syntax error if the string contains numeric separators.
+    return BigInt(str.replace(/_/g, ""))
+  }
+
   pp$9.readRadixNumber = function(radix) {
     var start = this.pos;
     this.pos += 2; // 0x
     var val = this.readInt(radix);
     if (val == null) { this.raise(this.start + 2, "Expected number in radix " + radix); }
     if (this.options.ecmaVersion >= 11 && this.input.charCodeAt(this.pos) === 110) {
-      val = typeof BigInt !== "undefined" ? BigInt(this.input.slice(start, this.pos)) : null;
+      val = stringToBigInt(this.input.slice(start, this.pos));
       ++this.pos;
     } else if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
     return this.finishToken(types.num, val)
@@ -4776,13 +4826,12 @@
 
   pp$9.readNumber = function(startsWithDot) {
     var start = this.pos;
-    if (!startsWithDot && this.readInt(10) === null) { this.raise(start, "Invalid number"); }
+    if (!startsWithDot && this.readInt(10, undefined, true) === null) { this.raise(start, "Invalid number"); }
     var octal = this.pos - start >= 2 && this.input.charCodeAt(start) === 48;
     if (octal && this.strict) { this.raise(start, "Invalid number"); }
     var next = this.input.charCodeAt(this.pos);
     if (!octal && !startsWithDot && this.options.ecmaVersion >= 11 && next === 110) {
-      var str$1 = this.input.slice(start, this.pos);
-      var val$1 = typeof BigInt !== "undefined" ? BigInt(str$1) : null;
+      var val$1 = stringToBigInt(this.input.slice(start, this.pos));
       ++this.pos;
       if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
       return this.finishToken(types.num, val$1)
@@ -4800,8 +4849,7 @@
     }
     if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
 
-    var str = this.input.slice(start, this.pos);
-    var val = octal ? parseInt(str, 8) : parseFloat(str);
+    var val = stringToNumber(this.input.slice(start, this.pos), octal);
     return this.finishToken(types.num, val)
   };
 
@@ -5060,7 +5108,7 @@
 
   // Acorn is a tiny, fast JavaScript parser written in JavaScript.
 
-  var version = "7.3.1";
+  var version = "7.4.1";
 
   Parser.acorn = {
     Parser: Parser,

node_modules/acorn-globals/node_modules/acorn/dist/acorn.mjs

@@ -588,7 +588,7 @@ var pp = Parser.prototype;
 
 // ## Parser utilities
 
-var literal = /^(?:'((?:\\.|[^'])*?)'|"((?:\\.|[^"])*?)")/;
+var literal = /^(?:'((?:\\.|[^'\\])*?)'|"((?:\\.|[^"\\])*?)")/;
 pp.strictDirective = function(start) {
   for (;;) {
     // Try to find string literal.
@@ -2379,7 +2379,7 @@ pp$3.parseLiteral = function(value) {
   var node = this.startNode();
   node.value = value;
   node.raw = this.input.slice(this.start, this.end);
-  if (node.raw.charCodeAt(node.raw.length - 1) === 110) { node.bigint = node.raw.slice(0, -1); }
+  if (node.raw.charCodeAt(node.raw.length - 1) === 110) { node.bigint = node.raw.slice(0, -1).replace(/_/g, ""); }
   this.next();
   return this.finishNode(node, "Literal")
 };
@@ -4545,7 +4545,13 @@ pp$9.readToken_mult_modulo_exp = function(code) { // '%*'
 
 pp$9.readToken_pipe_amp = function(code) { // '|&'
   var next = this.input.charCodeAt(this.pos + 1);
-  if (next === code) { return this.finishOp(code === 124 ? types.logicalOR : types.logicalAND, 2) }
+  if (next === code) {
+    if (this.options.ecmaVersion >= 12) {
+      var next2 = this.input.charCodeAt(this.pos + 2);
+      if (next2 === 61) { return this.finishOp(types.assign, 3) }
+    }
+    return this.finishOp(code === 124 ? types.logicalOR : types.logicalAND, 2)
+  }
   if (next === 61) { return this.finishOp(types.assign, 2) }
   return this.finishOp(code === 124 ? types.bitwiseOR : types.bitwiseAND, 1)
 };
@@ -4602,13 +4608,20 @@ pp$9.readToken_eq_excl = function(code) { // '=!'
 };
 
 pp$9.readToken_question = function() { // '?'
-  if (this.options.ecmaVersion >= 11) {
+  var ecmaVersion = this.options.ecmaVersion;
+  if (ecmaVersion >= 11) {
     var next = this.input.charCodeAt(this.pos + 1);
     if (next === 46) {
       var next2 = this.input.charCodeAt(this.pos + 2);
       if (next2 < 48 || next2 > 57) { return this.finishOp(types.questionDot, 2) }
     }
-    if (next === 63) { return this.finishOp(types.coalesce, 2) }
+    if (next === 63) {
+      if (ecmaVersion >= 12) {
+        var next2$1 = this.input.charCodeAt(this.pos + 2);
+        if (next2$1 === 61) { return this.finishOp(types.assign, 3) }
+      }
+      return this.finishOp(types.coalesce, 2)
+    }
   }
   return this.finishOp(types.question, 1)
 };
@@ -4737,30 +4750,67 @@ pp$9.readRegexp = function() {
 // were read, the integer value otherwise. When `len` is given, this
 // will return `null` unless the integer has exactly `len` digits.
 
-pp$9.readInt = function(radix, len) {
-  var start = this.pos, total = 0;
-  for (var i = 0, e = len == null ? Infinity : len; i < e; ++i) {
+pp$9.readInt = function(radix, len, maybeLegacyOctalNumericLiteral) {
+  // `len` is used for character escape sequences. In that case, disallow separators.
+  var allowSeparators = this.options.ecmaVersion >= 12 && len === undefined;
+
+  // `maybeLegacyOctalNumericLiteral` is true if it doesn't have prefix (0x,0o,0b)
+  // and isn't fraction part nor exponent part. In that case, if the first digit
+  // is zero then disallow separators.
+  var isLegacyOctalNumericLiteral = maybeLegacyOctalNumericLiteral && this.input.charCodeAt(this.pos) === 48;
+
+  var start = this.pos, total = 0, lastCode = 0;
+  for (var i = 0, e = len == null ? Infinity : len; i < e; ++i, ++this.pos) {
     var code = this.input.charCodeAt(this.pos), val = (void 0);
+
+    if (allowSeparators && code === 95) {
+      if (isLegacyOctalNumericLiteral) { this.raiseRecoverable(this.pos, "Numeric separator is not allowed in legacy octal numeric literals"); }
+      if (lastCode === 95) { this.raiseRecoverable(this.pos, "Numeric separator must be exactly one underscore"); }
+      if (i === 0) { this.raiseRecoverable(this.pos, "Numeric separator is not allowed at the first of digits"); }
+      lastCode = code;
+      continue
+    }
+
     if (code >= 97) { val = code - 97 + 10; } // a
     else if (code >= 65) { val = code - 65 + 10; } // A
     else if (code >= 48 && code <= 57) { val = code - 48; } // 0-9
     else { val = Infinity; }
     if (val >= radix) { break }
-    ++this.pos;
+    lastCode = code;
     total = total * radix + val;
   }
+
+  if (allowSeparators && lastCode === 95) { this.raiseRecoverable(this.pos - 1, "Numeric separator is not allowed at the last of digits"); }
   if (this.pos === start || len != null && this.pos - start !== len) { return null }
 
   return total
 };
 
+function stringToNumber(str, isLegacyOctalNumericLiteral) {
+  if (isLegacyOctalNumericLiteral) {
+    return parseInt(str, 8)
+  }
+
+  // `parseFloat(value)` stops parsing at the first numeric separator then returns a wrong value.
+  return parseFloat(str.replace(/_/g, ""))
+}
+
+function stringToBigInt(str) {
+  if (typeof BigInt !== "function") {
+    return null
+  }
+
+  // `BigInt(value)` throws syntax error if the string contains numeric separators.
+  return BigInt(str.replace(/_/g, ""))
+}
+
 pp$9.readRadixNumber = function(radix) {
   var start = this.pos;
   this.pos += 2; // 0x
   var val = this.readInt(radix);
   if (val == null) { this.raise(this.start + 2, "Expected number in radix " + radix); }
   if (this.options.ecmaVersion >= 11 && this.input.charCodeAt(this.pos) === 110) {
-    val = typeof BigInt !== "undefined" ? BigInt(this.input.slice(start, this.pos)) : null;
+    val = stringToBigInt(this.input.slice(start, this.pos));
     ++this.pos;
   } else if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
   return this.finishToken(types.num, val)
@@ -4770,13 +4820,12 @@ pp$9.readRadixNumber = function(radix) {
 
 pp$9.readNumber = function(startsWithDot) {
   var start = this.pos;
-  if (!startsWithDot && this.readInt(10) === null) { this.raise(start, "Invalid number"); }
+  if (!startsWithDot && this.readInt(10, undefined, true) === null) { this.raise(start, "Invalid number"); }
   var octal = this.pos - start >= 2 && this.input.charCodeAt(start) === 48;
   if (octal && this.strict) { this.raise(start, "Invalid number"); }
   var next = this.input.charCodeAt(this.pos);
   if (!octal && !startsWithDot && this.options.ecmaVersion >= 11 && next === 110) {
-    var str$1 = this.input.slice(start, this.pos);
-    var val$1 = typeof BigInt !== "undefined" ? BigInt(str$1) : null;
+    var val$1 = stringToBigInt(this.input.slice(start, this.pos));
     ++this.pos;
     if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
     return this.finishToken(types.num, val$1)
@@ -4794,8 +4843,7 @@ pp$9.readNumber = function(startsWithDot) {
   }
   if (isIdentifierStart(this.fullCharCodeAtPos())) { this.raise(this.pos, "Identifier directly after number"); }
 
-  var str = this.input.slice(start, this.pos);
-  var val = octal ? parseInt(str, 8) : parseFloat(str);
+  var val = stringToNumber(this.input.slice(start, this.pos), octal);
   return this.finishToken(types.num, val)
 };
 
@@ -5054,7 +5102,7 @@ pp$9.readWord = function() {
 
 // Acorn is a tiny, fast JavaScript parser written in JavaScript.
 
-var version = "7.3.1";
+var version = "7.4.1";
 
 Parser.acorn = {
   Parser: Parser,

node_modules/acorn-globals/node_modules/acorn/package.json

@@ -1,8 +1,8 @@
 {
   "_from": "acorn@^7.1.1",
-  "_id": "acorn@7.3.1",
+  "_id": "acorn@7.4.1",
   "_inBundle": false,
-  "_integrity": "sha512-tLc0wSnatxAQHVHUapaHdz72pi9KUyHjq5KyHjGg9Y8Ifdc79pTh2XvI6I1/chZbnM7QtNKzh66ooDogPZSleA==",
+  "_integrity": "sha512-nQyp0o1/mNdbTO1PO6kHkwSrmgZ0MT/jCCpNiwbUjGoRN4dlBhqJtoQuCnEOKzgTVwg0ZWiCoQy6SxMebQVh8A==",
   "_location": "/acorn-globals/acorn",
   "_phantomChildren": {},
   "_requested": {
@@ -18,8 +18,8 @@
   "_requiredBy": [
     "/acorn-globals"
   ],
-  "_resolved": "https://registry.npmjs.org/acorn/-/acorn-7.3.1.tgz",
-  "_shasum": "85010754db53c3fbaf3b9ea3e083aa5c5d147ffd",
+  "_resolved": "https://registry.npmjs.org/acorn/-/acorn-7.4.1.tgz",
+  "_shasum": "feaed255973d2e77555b83dbc08851a6c63520fa",
   "_spec": "acorn@^7.1.1",
   "_where": "D:\\Projects\\vanillajs-seed\\node_modules\\acorn-globals",
   "bin": {
@@ -63,5 +63,5 @@
     "prepare": "cd ..; npm run build:main && npm run build:bin"
   },
   "types": "dist/acorn.d.ts",
-  "version": "7.3.1"
+  "version": "7.4.1"
 }