From 72efeaeacf898297ed799daac240176f3594048c Mon Sep 17 00:00:00 2001
From: cenfun <cenfun@gmail.com>
Date: Sat, 29 Jun 2024 19:16:33 +0800
Subject: [PATCH] fixed same line issue

---
 lib/converter/find-original-range.js | 31 ++++++++++++++++------------
 test/snapshot/minify.snapshot.json   |  8 +++----
 2 files changed, 22 insertions(+), 17 deletions(-)

diff --git a/lib/converter/find-original-range.js b/lib/converter/find-original-range.js
index b2968053..d7e11f42 100644
--- a/lib/converter/find-original-range.js
+++ b/lib/converter/find-original-range.js
@@ -175,6 +175,11 @@ const getAlignPosition = (info, direction) => {
     // info.state.textLength.push(gt.length);
     // info.state.textLength.push(ot.length);
 
+    // const it = {
+    //     gt, ot, gp
+    // };
+    // info.state.alignTextList.push(it);
+
     // there is no need to align for long text
     const maxLength = 100;
     if (gt.length > maxLength || ot.length > maxLength) {
@@ -198,11 +203,6 @@ const getAlignPosition = (info, direction) => {
     // right matched
     // only for original first line text
 
-    // const it = {
-    //     gt, ot, gp
-    // };
-    // info.state.alignTextList.push(it);
-
     // exclusive
     const list = alignText(gt, ot, info);
     const item = list[gp];
@@ -438,6 +438,7 @@ const getOriginalText = (m1, m2, cache) => {
 
     const o1 = m1.originalOffset;
     const o2 = m2.originalOffset;
+    const sameLine = m2.originalLine === m1.originalLine;
 
     // o1 < o2: most of time
     if (o1 < o2) {
@@ -452,28 +453,33 @@ const getOriginalText = (m1, m2, cache) => {
         //     };
         // }
 
+        if (sameLine) {
+            return {
+                originalOffset: o1,
+                originalText: originalLocator.getSlice(o1, o2)
+            };
+        }
+
         // could be multiple lines for original text
         return {
             originalOffset: o1,
-            originalText: originalLocator.getSlice(o1, o2)
+            originalText: originalLocator.getSlice(o1, getOriginalEndOffset(m1, cache))
         };
     }
 
     // esbuild fixing two mapping have same original
     // m1 to end line
     if (o1 === o2) {
-        const originalEndOffset = getOriginalEndOffset(m1, cache);
         return {
             originalOffset: o1,
-            originalText: originalLocator.getSlice(o1, originalEndOffset)
+            originalText: originalLocator.getSlice(o1, getOriginalEndOffset(m1, cache))
         };
     }
 
     // o1 > o2: should be wrong sourcemap
 
-    // just reverse offsets if few cross lines
-    const crossLines = m1.originalLine - m2.originalLine;
-    if (crossLines < 2) {
+    // just reverse offsets if same line
+    if (sameLine) {
         return {
             originalOffset: o2,
             originalText: originalLocator.getSlice(o2, o1)
@@ -487,10 +493,9 @@ const getOriginalText = (m1, m2, cache) => {
     // }
 
     // should be wrong, ignore m2
-    const originalEndOffset = getOriginalEndOffset(m1, cache);
     return {
         originalOffset: o1,
-        originalText: originalLocator.getSlice(o1, originalEndOffset)
+        originalText: originalLocator.getSlice(o1, getOriginalEndOffset(m1, cache))
     };
 
 };
diff --git a/test/snapshot/minify.snapshot.json b/test/snapshot/minify.snapshot.json
index 105a42d5..0af584ff 100644
--- a/test/snapshot/minify.snapshot.json
+++ b/test/snapshot/minify.snapshot.json
@@ -5,7 +5,7 @@
         "statements": "39.42 %",
         "branches": "25.37 %",
         "functions": "42.80 %",
-        "lines": "36.71 %"
+        "lines": "36.73 %"
     },
     "files": {
         "localhost-8130/demo.js": {
@@ -244,9 +244,9 @@
             "functions": "27.78 %",
             "branches": "7.14 %",
             "statements": "22.86 %",
-            "lines": "31.10 %",
-            "bytes": "26.28 %",
-            "uncoveredLines": "31-250,254-290,309-347,360,365-367,370-398"
+            "lines": "31.90 %",
+            "bytes": "27.04 %",
+            "uncoveredLines": "31-250,254-290,309-347,360,365-366,372-398"
         },
         "monocart-v8/packages/v8/src/app.vue/5edf": {
             "functions": "",