[Pkg-javascript-commits] [node-string-width] 01/09: Import Upstream version 2.0.0
Paolo Greppi
paolog-guest at moszumanska.debian.org
Mon Oct 30 09:48:28 UTC 2017
This is an automated email from the git hooks/post-receive script.
paolog-guest pushed a commit to branch master
in repository node-string-width.
commit c9354caf8f967a81ce9d2ce78c2d3f47d358774a
Author: Paolo Greppi <paolo.greppi at libpf.com>
Date: Tue Sep 19 08:41:54 2017 +0200
Import Upstream version 2.0.0
---
.editorconfig | 12 ++++++++++++
.gitattributes | 2 ++
.gitignore | 1 +
.travis.yml | 4 ++++
index.js | 35 +++++++++++++++++++++++++++++++++++
license | 21 +++++++++++++++++++++
package.json | 58 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
readme.md | 42 ++++++++++++++++++++++++++++++++++++++++++
test.js | 22 ++++++++++++++++++++++
9 files changed, 197 insertions(+)
diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..98a761d
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,12 @@
+root = true
+
+[*]
+indent_style = tab
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+[{package.json,*.yml}]
+indent_style = space
+indent_size = 2
diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..391f0a4
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+* text=auto
+*.js text eol=lf
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3c3629e
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules
diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..97519af
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,4 @@
+language: node_js
+node_js:
+ - '6'
+ - '4'
diff --git a/index.js b/index.js
new file mode 100644
index 0000000..25a8943
--- /dev/null
+++ b/index.js
@@ -0,0 +1,35 @@
+'use strict';
+const stripAnsi = require('strip-ansi');
+const isFullwidthCodePoint = require('is-fullwidth-code-point');
+
+module.exports = str => {
+ if (typeof str !== 'string' || str.length === 0) {
+ return 0;
+ }
+
+ let width = 0;
+
+ str = stripAnsi(str);
+
+ for (let i = 0; i < str.length; i++) {
+ const code = str.codePointAt(i);
+
+ // ignore control characters
+ if (code <= 0x1f || (code >= 0x7f && code <= 0x9f)) {
+ continue;
+ }
+
+ // surrogates
+ if (code >= 0x10000) {
+ i++;
+ }
+
+ if (isFullwidthCodePoint(code)) {
+ width += 2;
+ } else {
+ width++;
+ }
+ }
+
+ return width;
+};
diff --git a/license b/license
new file mode 100644
index 0000000..654d0bf
--- /dev/null
+++ b/license
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) Sindre Sorhus <sindresorhus at gmail.com> (sindresorhus.com)
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
diff --git a/package.json b/package.json
new file mode 100644
index 0000000..a590d2e
--- /dev/null
+++ b/package.json
@@ -0,0 +1,58 @@
+{
+ "name": "string-width",
+ "version": "2.0.0",
+ "description": "Get the visual width of a string - the number of columns required to display it",
+ "license": "MIT",
+ "repository": "sindresorhus/string-width",
+ "author": {
+ "name": "Sindre Sorhus",
+ "email": "sindresorhus at gmail.com",
+ "url": "sindresorhus.com"
+ },
+ "engines": {
+ "node": ">=4"
+ },
+ "scripts": {
+ "test": "xo && ava"
+ },
+ "files": [
+ "index.js"
+ ],
+ "keywords": [
+ "string",
+ "str",
+ "character",
+ "char",
+ "unicode",
+ "width",
+ "visual",
+ "column",
+ "columns",
+ "fullwidth",
+ "full-width",
+ "full",
+ "ansi",
+ "escape",
+ "codes",
+ "cli",
+ "command-line",
+ "terminal",
+ "console",
+ "cjk",
+ "chinese",
+ "japanese",
+ "korean",
+ "fixed-width"
+ ],
+ "dependencies": {
+ "is-fullwidth-code-point": "^2.0.0",
+ "strip-ansi": "^3.0.0"
+ },
+ "devDependencies": {
+ "ava": "*",
+ "xo": "*"
+ },
+ "xo": {
+ "esnext": true
+ }
+}
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..1ab42c9
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,42 @@
+# string-width [![Build Status](https://travis-ci.org/sindresorhus/string-width.svg?branch=master)](https://travis-ci.org/sindresorhus/string-width)
+
+> Get the visual width of a string - the number of columns required to display it
+
+Some Unicode characters are [fullwidth](https://en.wikipedia.org/wiki/Halfwidth_and_fullwidth_forms) and use double the normal width. [ANSI escape codes](http://en.wikipedia.org/wiki/ANSI_escape_code) are stripped and doesn't affect the width.
+
+Useful to be able to measure the actual width of command-line output.
+
+
+## Install
+
+```
+$ npm install --save string-width
+```
+
+
+## Usage
+
+```js
+const stringWidth = require('string-width');
+
+stringWidth('古');
+//=> 2
+
+stringWidth('\u001b[1m古\u001b[22m');
+//=> 2
+
+stringWidth('a');
+//=> 1
+```
+
+
+## Related
+
+- [string-width-cli](https://github.com/sindresorhus/string-width-cli) - CLI for this module
+- [string-length](https://github.com/sindresorhus/string-length) - Get the real length of a string
+- [widest-line](https://github.com/sindresorhus/widest-line) - Get the visual width of the widest line in a string
+
+
+## License
+
+MIT © [Sindre Sorhus](https://sindresorhus.com)
diff --git a/test.js b/test.js
new file mode 100644
index 0000000..41081d8
--- /dev/null
+++ b/test.js
@@ -0,0 +1,22 @@
+import test from 'ava';
+import m from './';
+
+test('main', t => {
+ t.is(m('abcde'), 5);
+ t.is(m('古池や'), 6);
+ t.is(m('あいうabc'), 9);
+ t.is(m('ノード.js'), 9);
+ t.is(m('你好'), 4);
+ t.is(m('안녕하세요'), 10);
+ t.is(m('A\ud83c\ude00BC'), 5, 'surrogate');
+ t.is(m('\u001b[31m\u001b[39m'), 0);
+});
+
+test('ignores control characters', t => {
+ t.is(m(String.fromCharCode(0)), 0);
+ t.is(m(String.fromCharCode(31)), 0);
+ t.is(m(String.fromCharCode(127)), 0);
+ t.is(m(String.fromCharCode(134)), 0);
+ t.is(m(String.fromCharCode(159)), 0);
+ t.is(m('\u001b'), 0);
+});
--
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