fix(es/minifier): Preserve op of the op-assignments in seq inliner

crates/swc/tests/fixture/issues-6xxx/6407/input/.swcrc

@@ -0,0 +1,69 @@
+{
+    "minify": false,
+    "jsc": {
+        "parser": {
+            "syntax": "ecmascript"
+        },
+        "transform": {
+            "legacyDecorator": true,
+            "react": {
+                "runtime": "automatic"
+            }
+        },
+        "target": "es2022",
+        "loose": false,
+        "externalHelpers": true,
+        "minify": {
+            "compress": {
+                "arguments": false,
+                "arrows": true,
+                "booleans": true,
+                "booleans_as_integers": false,
+                "collapse_vars": true,
+                "comparisons": true,
+                "computed_props": true,
+                "conditionals": true,
+                "dead_code": true,
+                "directives": true,
+                "drop_console": false,
+                "drop_debugger": true,
+                "evaluate": true,
+                "expression": false,
+                "hoist_funs": false,
+                "hoist_props": true,
+                "hoist_vars": false,
+                "if_return": true,
+                "join_vars": true,
+                "keep_classnames": false,
+                "keep_fargs": true,
+                "keep_fnames": false,
+                "keep_infinity": false,
+                "loops": true,
+                "negate_iife": true,
+                "properties": true,
+                "reduce_funcs": false,
+                "reduce_vars": false,
+                "side_effects": true,
+                "switches": true,
+                "typeofs": true,
+                "unsafe": false,
+                "unsafe_arrows": false,
+                "unsafe_comps": false,
+                "unsafe_Function": false,
+                "unsafe_math": false,
+                "unsafe_symbols": false,
+                "unsafe_methods": false,
+                "unsafe_proto": false,
+                "unsafe_regexp": false,
+                "unsafe_undefined": false,
+                "unused": true,
+                "const_to_let": true,
+                "pristine_globals": true
+            },
+            "mangle": false
+        }
+    },
+    "module": {
+        "type": "es6"
+    }
+}

crates/swc/tests/fixture/issues-6xxx/6407/input/index.js

@@ -0,0 +1,18 @@
+export default class Demo {
+    static encode(value) {
+        const ranges = [];
+        let range = [];
+        let retrString = A.encode(value);
+        let bitField = '';
+        value.forEach((curValue, i) => {
+            bitField += B.encode(curValue);
+            range.push(i);
+            ranges.push(range);
+        });
+        retrString += '.';
+        retrString += C.encode(ranges);
+        return retrString;
+    }
+}
+
+console.log(Deno.encode())

crates/swc/tests/fixture/issues-6xxx/6407/output/index.js

@@ -0,0 +1,9 @@
+export default class Demo {
+    static encode(value) {
+        let ranges = [], range = [], retrString = A.encode(value), bitField = '';
+        return value.forEach((curValue, i)=>{
+            bitField += B.encode(curValue), range.push(i), ranges.push(range);
+        }), retrString += '.' + C.encode(ranges);
+    }
+}
+console.log(Deno.encode());

crates/swc/tests/tsc-references/symbolType12.2.minified.js

@@ -1,3 +1,3 @@
 //// [symbolType12.ts]
 var s = Symbol.for("assign"), str = "";
-s *= 0, s /= s, s /= 0, s %= s, s %= 0, str += s = s + 0 + "", s -= s, s -= 0, s <<= s, s <<= 0, s >>= s, s >>= 0, s >>>= s, s >>>= 0, s &= s, s &= 0, s ^= s, s ^= 0, s |= s, s |= 0, str += s || str;
+s *= 0 * s, s /= s, s /= 0, s %= s, s %= 0, s += s + 0 + "", str += s, s -= s, s -= 0, s <<= s, s <<= 0, s >>= s, s >>= 0, s >>>= s, s >>>= 0, s &= s, s &= 0, s ^= s, s ^= 0, s |= s, s |= 0, str += s || str;

crates/swc_ecma_minifier/src/compress/optimize/sequences.rs

@@ -2305,7 +2305,7 @@ where
                                     );
                                     self.changed = true;
 
-                                    b.op = op!("=");
+                                    b.op = a_op;
 
                                     let to = take_a!(true, true);
 

crates/swc_ecma_minifier/tests/benches-full/echarts.js

@@ -5298,7 +5298,7 @@
                     var width = data[i++], height = data[i++];
                     if (x1 = x0 + width, y1 = y0 + height, isStroke) {
                         if (containStroke(x0, y0, x1, y0, lineWidth, x, y) || containStroke(x1, y0, x1, y1, lineWidth, x, y) || containStroke(x1, y1, x0, y1, lineWidth, x, y) || containStroke(x0, y1, x0, y0, lineWidth, x, y)) return !0;
-                    } else w = windingLine(x1, y0, x1, y1, x, y) + windingLine(x0, y1, x0, y0, x, y);
+                    } else w += windingLine(x1, y0, x1, y1, x, y) + windingLine(x0, y1, x0, y0, x, y);
                     break;
                 case CMD$1.Z:
                     if (isStroke) {
@@ -34777,7 +34777,7 @@
             var blockMetaList = result1.meta, buttonContainer = document.createElement('div');
             buttonContainer.style.cssText = 'position:absolute;bottom:0;left:0;right:0;';
             var buttonStyle = "float:right;margin-right:20px;border:none;cursor:pointer;padding:2px 5px;font-size:12px;border-radius:3px", closeButton = document.createElement('div'), refreshButton = document.createElement('div');
-            buttonStyle = ';background-color:' + model.get('buttonColor') + ';color:' + model.get('buttonTextColor');
+            buttonStyle += ';background-color:' + model.get('buttonColor') + ';color:' + model.get('buttonTextColor');
             var self1 = this;
             function close() {
                 container.removeChild(root), self1._dom = null;

crates/swc_ecma_minifier/tests/benches-full/moment.js

@@ -799,7 +799,7 @@
                 getParsingFlags(config).invalidFormat = !0, config._d = new Date(NaN);
                 return;
             }
-            for(i = 0; i < config._f.length; i++)currentScore = 0, validFormatFound = !1, tempConfig = copyConfig({}, config), null != config._useUTC && (tempConfig._useUTC = config._useUTC), tempConfig._f = config._f[i], configFromStringAndFormat(tempConfig), isValid(tempConfig) && (validFormatFound = !0), currentScore = getParsingFlags(tempConfig).charsLeftOver + 10 * getParsingFlags(tempConfig).unusedTokens.length, getParsingFlags(tempConfig).score = currentScore, bestFormatIsValid ? currentScore < scoreToBeat && (scoreToBeat = currentScore, bestMoment = tempConfig) : (null == scoreToBeat || currentScore < scoreToBeat || validFormatFound) && (scoreToBeat = currentScore, bestMoment = tempConfig, validFormatFound && (bestFormatIsValid = !0));
+            for(i = 0; i < config._f.length; i++)currentScore = 0, validFormatFound = !1, tempConfig = copyConfig({}, config), null != config._useUTC && (tempConfig._useUTC = config._useUTC), tempConfig._f = config._f[i], configFromStringAndFormat(tempConfig), isValid(tempConfig) && (validFormatFound = !0), currentScore += getParsingFlags(tempConfig).charsLeftOver + 10 * getParsingFlags(tempConfig).unusedTokens.length, getParsingFlags(tempConfig).score = currentScore, bestFormatIsValid ? currentScore < scoreToBeat && (scoreToBeat = currentScore, bestMoment = tempConfig) : (null == scoreToBeat || currentScore < scoreToBeat || validFormatFound) && (scoreToBeat = currentScore, bestMoment = tempConfig, validFormatFound && (bestFormatIsValid = !0));
             extend(config, bestMoment || tempConfig);
         }(config) : format ? configFromStringAndFormat(config) : isUndefined(input = (config1 = config)._i) ? config1._d = new Date(hooks.now()) : isDate(input) ? config1._d = new Date(input.valueOf()) : 'string' == typeof input ? function(config) {
             var matched = aspNetJsonRegex.exec(config._i);

crates/swc_ecma_minifier/tests/benches-full/terser.js

@@ -1913,7 +1913,7 @@
         for(var code = "return function AST_" + type + "(props){ if (props) { ", i = props.length; --i >= 0;)code += "this." + props[i] + " = props." + props[i] + ";";
         const proto = base && Object.create(base.prototype);
         (proto && proto.initialize || methods && methods.initialize) && (code += "this.initialize();");
-        var ctor = Function(code = "}this.flags = 0;}")();
+        var ctor = Function(code += "}this.flags = 0;}")();
         if (proto && (ctor.prototype = proto, ctor.BASE = base), base && base.SUBCLASSES.push(ctor), ctor.prototype.CTOR = ctor, ctor.prototype.constructor = ctor, ctor.PROPS = props || null, ctor.SELF_PROPS = self_props, ctor.SUBCLASSES = [], type && (ctor.prototype.TYPE = ctor.TYPE = type), methods) for(i in methods)HOP(methods, i) && ("$" === i[0] ? ctor[i.substr(1)] = methods[i] : ctor.prototype[i] = methods[i]);
         return ctor.DEFMETHOD = function(name, method) {
             this.prototype[name] = method;

crates/swc_ecma_minifier/tests/fixture/issues/6407/1/config.json

@@ -0,0 +1,46 @@
+{
+    "arguments": false,
+    "arrows": true,
+    "booleans": true,
+    "booleans_as_integers": false,
+    "collapse_vars": true,
+    "comparisons": true,
+    "computed_props": true,
+    "conditionals": true,
+    "dead_code": true,
+    "directives": true,
+    "drop_console": false,
+    "drop_debugger": true,
+    "evaluate": true,
+    "expression": false,
+    "hoist_funs": false,
+    "hoist_props": true,
+    "hoist_vars": false,
+    "if_return": true,
+    "join_vars": true,
+    "keep_classnames": false,
+    "keep_fargs": true,
+    "keep_fnames": false,
+    "keep_infinity": false,
+    "loops": true,
+    "negate_iife": true,
+    "properties": true,
+    "reduce_funcs": false,
+    "reduce_vars": false,
+    "side_effects": true,
+    "switches": true,
+    "typeofs": true,
+    "unsafe": false,
+    "unsafe_arrows": false,
+    "unsafe_comps": false,
+    "unsafe_Function": false,
+    "unsafe_math": false,
+    "unsafe_symbols": false,
+    "unsafe_methods": false,
+    "unsafe_proto": false,
+    "unsafe_regexp": false,
+    "unsafe_undefined": false,
+    "unused": true,
+    "const_to_let": true,
+    "pristine_globals": true
+}

crates/swc_ecma_minifier/tests/fixture/issues/6407/1/input.js

@@ -0,0 +1,18 @@
+export default class Demo {
+    static encode(value) {
+        const ranges = [];
+        let range = [];
+        let retrString = A.encode(value);
+        let bitField = '';
+        value.forEach((curValue, i) => {
+            bitField += B.encode(curValue);
+            range.push(i);
+            ranges.push(range);
+        });
+        retrString += '.';
+        retrString += C.encode(ranges);
+        return retrString;
+    }
+}
+
+console.log(Deno.encode())

crates/swc_ecma_minifier/tests/fixture/issues/6407/1/output.js

@@ -0,0 +1,12 @@
+export default class Demo {
+    static encode(value) {
+        const ranges = [];
+        let range = [], retrString = A.encode(value), bitField = '';
+        return value.forEach((curValue, i)=>{
+            bitField += B.encode(curValue);
+            range.push(i);
+            ranges.push(range);
+        }), retrString += '.' + C.encode(ranges);
+    }
+}
+console.log(Deno.encode());

crates/swc_ecma_minifier/tests/fixture/issues/firebase-core/1/output.js

@@ -1287,7 +1287,7 @@
                     d = !0;
                 }
                 d || (b1 = "", xa(c, function(c, d) {
-                    b1 = d + ":" + c + "\r\n";
+                    b1 += d + ":" + c + "\r\n";
                 }), c = b1, "string" == typeof a ? null != c && encodeURIComponent(String(c)) : R(a, b, c));
             }
             function Hd(a, b, c) {

crates/swc_ecma_minifier/tests/fixture/issues/firebase-firestore/1/output.js

@@ -838,7 +838,7 @@
                 const e = t;
                 if (null === e.A) {
                     let t1 = e.path.canonicalString();
-                    null !== e.collectionGroup && (t1 += "|cg:" + e.collectionGroup), t1 = "|f:" + e.filters.map((t)=>t.field.canonicalString() + t.op.toString() + xt(t.value)).join(",") + "|ob:" + e.orderBy.map((t)=>t.field.canonicalString() + t.dir).join(","), At(e.limit) || (t1 = "|l:" + e.limit), e.startAt && (t1 = "|lb:" + ce(e.startAt)), e.endAt && (t1 = "|ub:" + ce(e.endAt)), e.A = t1;
+                    null !== e.collectionGroup && (t1 += "|cg:" + e.collectionGroup), t1 += "|f:" + e.filters.map((t)=>t.field.canonicalString() + t.op.toString() + xt(t.value)).join(",") + "|ob:" + e.orderBy.map((t)=>t.field.canonicalString() + t.dir).join(","), At(e.limit) || (t1 += "|l:" + e.limit), e.startAt && (t1 += "|lb:" + ce(e.startAt)), e.endAt && (t1 += "|ub:" + ce(e.endAt)), e.A = t1;
                 }
                 return e.A;
             }

crates/swc_ecma_minifier/tests/fixture/issues/moment/1/output.js

@@ -799,7 +799,7 @@
                 getParsingFlags(config).invalidFormat = !0, config._d = new Date(NaN);
                 return;
             }
-            for(i = 0; i < config._f.length; i++)currentScore = 0, validFormatFound = !1, tempConfig = copyConfig({}, config), null != config._useUTC && (tempConfig._useUTC = config._useUTC), tempConfig._f = config._f[i], configFromStringAndFormat(tempConfig), isValid(tempConfig) && (validFormatFound = !0), currentScore = getParsingFlags(tempConfig).charsLeftOver + 10 * getParsingFlags(tempConfig).unusedTokens.length, getParsingFlags(tempConfig).score = currentScore, bestFormatIsValid ? currentScore < scoreToBeat && (scoreToBeat = currentScore, bestMoment = tempConfig) : (null == scoreToBeat || currentScore < scoreToBeat || validFormatFound) && (scoreToBeat = currentScore, bestMoment = tempConfig, validFormatFound && (bestFormatIsValid = !0));
+            for(i = 0; i < config._f.length; i++)currentScore = 0, validFormatFound = !1, tempConfig = copyConfig({}, config), null != config._useUTC && (tempConfig._useUTC = config._useUTC), tempConfig._f = config._f[i], configFromStringAndFormat(tempConfig), isValid(tempConfig) && (validFormatFound = !0), currentScore += getParsingFlags(tempConfig).charsLeftOver + 10 * getParsingFlags(tempConfig).unusedTokens.length, getParsingFlags(tempConfig).score = currentScore, bestFormatIsValid ? currentScore < scoreToBeat && (scoreToBeat = currentScore, bestMoment = tempConfig) : (null == scoreToBeat || currentScore < scoreToBeat || validFormatFound) && (scoreToBeat = currentScore, bestMoment = tempConfig, validFormatFound && (bestFormatIsValid = !0));
             extend(config, bestMoment || tempConfig);
         }(config) : format ? configFromStringAndFormat(config) : isUndefined(input = (config1 = config)._i) ? config1._d = new Date(hooks.now()) : isDate(input) ? config1._d = new Date(input.valueOf()) : "string" == typeof input ? function(config) {
             var matched = aspNetJsonRegex.exec(config._i);

crates/swc_ecma_minifier/tests/fixture/next/33265/static/chunks/d6e1aeb5-38a8d7ae57119c23/output.js

@@ -9364,7 +9364,7 @@
                                     pts: buffer[0].pts,
                                     dts: buffer[0].dts
                                 }; i < tagSize;)tag.data.set(buffer[0].data.subarray(0, tagSize - i), i), i += buffer[0].data.byteLength, bufferSize -= buffer[0].data.byteLength, buffer.shift();
-                                frameStart = 10, 0x40 & tag.data[5] && (frameStart = 4 + parseSyncSafeInteger$1(tag.data.subarray(10, 14)), tagSize -= parseSyncSafeInteger$1(tag.data.subarray(16, 20)));
+                                frameStart = 10, 0x40 & tag.data[5] && (frameStart += 4 + parseSyncSafeInteger$1(tag.data.subarray(10, 14)), tagSize -= parseSyncSafeInteger$1(tag.data.subarray(16, 20)));
                                 do {
                                     if ((frameSize = parseSyncSafeInteger$1(tag.data.subarray(frameStart + 4, frameStart + 8))) < 1) {
                                         this.trigger("log", {
@@ -9380,7 +9380,7 @@
                                         var d = frame.data, size = (0x01 & d[3]) << 30 | d[4] << 22 | d[5] << 14 | d[6] << 6 | d[7] >>> 2;
                                         size *= 4, size += 0x03 & d[7], frame.timeStamp = size, void 0 === tag.pts && void 0 === tag.dts && (tag.pts = frame.timeStamp, tag.dts = frame.timeStamp), this.trigger("timestamp", frame);
                                     }
-                                    tag.frames.push(frame), frameStart = 10 + frameSize;
+                                    tag.frames.push(frame), frameStart += 10 + frameSize;
                                 }while (frameStart < tagSize)
                                 this.trigger("data", tag);
                             }
@@ -9920,7 +9920,7 @@
                     },
                     parseAacTimestamp: function(packet) {
                         var frameStart, frameSize, frame;
-                        frameStart = 10, 0x40 & packet[5] && (frameStart = 4 + parseSyncSafeInteger(packet.subarray(10, 14)));
+                        frameStart = 10, 0x40 & packet[5] && (frameStart += 4 + parseSyncSafeInteger(packet.subarray(10, 14)));
                         do {
                             if ((frameSize = parseSyncSafeInteger(packet.subarray(frameStart + 4, frameStart + 8))) < 1) break;
                             if ("PRIV" === String.fromCharCode(packet[frameStart], packet[frameStart + 1], packet[frameStart + 2], packet[frameStart + 3])) {
@@ -9933,7 +9933,7 @@
                                     break;
                                 }
                             }
-                            frameStart = 10 + frameSize;
+                            frameStart += 10 + frameSize;
                         }while (frameStart < packet.byteLength)
                         return null;
                     }
@@ -10244,7 +10244,7 @@
                         return ("00" + value.toString(16)).slice(-2);
                     }
                 }, parseType_1 = function(buffer) {
-                    return String.fromCharCode(buffer[0]) + String.fromCharCode(buffer[1]) + String.fromCharCode(buffer[2]) + String.fromCharCode(buffer[3]);
+                    return "" + (String.fromCharCode(buffer[0]) + String.fromCharCode(buffer[1]) + String.fromCharCode(buffer[2]) + String.fromCharCode(buffer[3]));
                 }, toUnsigned$2 = bin.toUnsigned, findBox_1 = function findBox(data, path) {
                     var i, size, type, end, subresults, results = [];
                     if (!path.length) return null;

crates/swc_ecma_minifier/tests/fixture/next/react-pdf-renderer/output.js

@@ -15868,7 +15868,7 @@
                                     i += "".concat(t[0], " and ").concat(t[1], " arguments");
                                     break;
                                 default:
-                                    i = t.slice(0, o - 1).join(", ") + ", and ".concat(t[o - 1], " arguments");
+                                    i += t.slice(0, o - 1).join(", ") + ", and ".concat(t[o - 1], " arguments");
                             }
                             return "".concat(i, " must be specified");
                         }, TypeError), e.exports.codes = l;

crates/swc_ecma_minifier/tests/fixture/next/syncfusion/933-e9f9a6bf671b96fc/output.js

@@ -19185,7 +19185,7 @@
                 }, Toolbar.prototype.itemWidthCal = function(items) {
                     var style, _this = this, width = 0;
                     return [].slice.call((0, ej2_base.td)('.' + CLS_ITEM, items)).forEach(function(el) {
-                        (0, ej2_base.pn)(el) && (style = window.getComputedStyle(el), width = (_this.isVertical ? el.offsetHeight : el.offsetWidth) + parseFloat(_this.isVertical ? style.marginTop : style.marginRight) + parseFloat(_this.isVertical ? style.marginBottom : style.marginLeft));
+                        (0, ej2_base.pn)(el) && (style = window.getComputedStyle(el), width += (_this.isVertical ? el.offsetHeight : el.offsetWidth) + parseFloat(_this.isVertical ? style.marginTop : style.marginRight) + parseFloat(_this.isVertical ? style.marginBottom : style.marginLeft));
                     }), width;
                 }, Toolbar.prototype.getScrollCntEle = function(innerItem) {
                     var trgClass = this.isVertical ? '.e-vscroll-content' : '.e-hscroll-content';
@@ -23519,7 +23519,7 @@
                     });
                 }, ToolbarRenderer.prototype.renderColorPickerDropDown = function(args, item, colorPicker, defaultColor) {
                     var range, _this = this, proxy = this, css = classes.i7 + ' ' + classes.Fs + (this.parent.inlineMode ? ' ' + classes.ZV : '');
-                    css = ' ' + ('backgroundcolor' === item ? classes.Z8 : classes.UQ) + ' ' + this.parent.cssClass;
+                    css += ' ' + ('backgroundcolor' === item ? classes.Z8 : classes.UQ) + ' ' + this.parent.cssClass;
                     var content = proxy.parent.createElement('span', {
                         className: classes.uN
                     }), inlineEle = proxy.parent.createElement('span', {