Fix some flicker in incremental rendering (#836)

wu-json · web-flow · commit a006d769e85b · 2025-12-21T19:26:15.000+01:00
diff --git a/src/log-update.ts b/src/log-update.ts
@@ -111,7 +111,12 @@ const createIncremental = (
 				continue;
 			}
 
-			buffer.push(ansiEscapes.eraseLine + nextLines[i] + '\n');
+			buffer.push(
+				ansiEscapes.cursorTo(0) +
+					nextLines[i] +
+					ansiEscapes.eraseEndLine +
+					'\n',
+			);
 		}
 
 		stream.write(buffer.join(''));

Original file line number	Diff line number	Diff line change
`@@ -111,7 +111,12 @@ const createIncremental = (`
`111`	`111`	`continue;`
`112`	`112`	`}`
`113`	`113`
`114`		`- buffer.push(ansiEscapes.eraseLine + nextLines[i] + '\n');`
	`114`	`+ buffer.push(`
	`115`	`+ ansiEscapes.cursorTo(0) +`
	`116`	`+ nextLines[i] +`
	`117`	`+ ansiEscapes.eraseEndLine +`
	`118`	`+ '\n',`
	`119`	`+ );`
`115`	`120`	`}`
`116`	`121`
`117`	`122`	`stream.write(buffer.join(''));`