string-width - npm Package Compare versions

Comparing version 7.1.0 to 7.2.0

index.js

@@ -7,2 +7,4 @@ import stripAnsi from 'strip-ansi';
 
+const defaultIgnorableCodePointRegex = /^\p{Default_Ignorable_Code_Point}$/u;
+
 export default function stringWidth(string, options = {}) {
@@ -37,7 +39,37 @@ if (typeof string !== 'string' || string.length === 0) {
 
+		// Ignore zero-width characters
+		if (
+			(codePoint >= 0x20_0B && codePoint <= 0x20_0F) // Zero-width space, non-joiner, joiner, left-to-right mark, right-to-left mark
+			|| codePoint === 0xFE_FF // Zero-width no-break space
+		) {
+			continue;
+		}
+
 		// Ignore combining characters
-		if (codePoint >= 0x3_00 && codePoint <= 0x3_6F) {
+		if (
+			(codePoint >= 0x3_00 && codePoint <= 0x3_6F) // Combining diacritical marks
+			|| (codePoint >= 0x1A_B0 && codePoint <= 0x1A_FF) // Combining diacritical marks extended
+			|| (codePoint >= 0x1D_C0 && codePoint <= 0x1D_FF) // Combining diacritical marks supplement
+			|| (codePoint >= 0x20_D0 && codePoint <= 0x20_FF) // Combining diacritical marks for symbols
+			|| (codePoint >= 0xFE_20 && codePoint <= 0xFE_2F) // Combining half marks
+		) {
 			continue;
 		}
 
+		// Ignore surrogate pairs
+		if (codePoint >= 0xD8_00 && codePoint <= 0xDF_FF) {
+			continue;
+		}
+
+		// Ignore variation selectors
+		if (codePoint >= 0xFE_00 && codePoint <= 0xFE_0F) {
+			continue;
+		}
+
+		// This covers some of the above cases, but we still keep them for performance reasons.
+		if (defaultIgnorableCodePointRegex.test(character)) {
+			continue;
+		}
+
+		// TODO: Use `/\p{RGI_Emoji}/v` when targeting Node.js 20.
 		if (emojiRegex().test(character)) {
@@ -44,0 +76,0 @@ width += 2;

package.json

 {
 	"name": "string-width",
-	"version": "7.1.0",
+	"version": "7.2.0",
 	"description": "Get the visual width of a string - the number of columns required to display it",
@@ -5,0 +5,0 @@ "license": "MIT",

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Improved metrics

Total package byte prevSize

7773

increased by17.56%

Lines of code

95

increased by39.71%

No dependency changes