.gitignore added
[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / table / node_modules / string-width / index.js
diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/table/node_modules/string-width/index.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/table/node_modules/string-width/index.js
new file mode 100644 (file)
index 0000000..f4d261a
--- /dev/null
@@ -0,0 +1,47 @@
+'use strict';
+const stripAnsi = require('strip-ansi');
+const isFullwidthCodePoint = require('is-fullwidth-code-point');
+const emojiRegex = require('emoji-regex');
+
+const stringWidth = string => {
+       if (typeof string !== 'string' || string.length === 0) {
+               return 0;
+       }
+
+       string = stripAnsi(string);
+
+       if (string.length === 0) {
+               return 0;
+       }
+
+       string = string.replace(emojiRegex(), '  ');
+
+       let width = 0;
+
+       for (let i = 0; i < string.length; i++) {
+               const code = string.codePointAt(i);
+
+               // Ignore control characters
+               if (code <= 0x1F || (code >= 0x7F && code <= 0x9F)) {
+                       continue;
+               }
+
+               // Ignore combining characters
+               if (code >= 0x300 && code <= 0x36F) {
+                       continue;
+               }
+
+               // Surrogates
+               if (code > 0xFFFF) {
+                       i++;
+               }
+
+               width += isFullwidthCodePoint(code) ? 2 : 1;
+       }
+
+       return width;
+};
+
+module.exports = stringWidth;
+// TODO: remove this in the next major version
+module.exports.default = stringWidth;