node-emoji - npm Package Compare versions

Comparing version 1.8.0 to 1.8.1

lib/emoji.js

@@ -13,2 +13,8 @@ /*jslint node: true*/
 /**
+ * regex to trim whitespace
+ * use instead of String.prototype.trim() for IE8 supprt
+ */
+var trimSpaceRegex = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
+
+/**
  * Removes colons on either side
@@ -202,3 +208,3 @@ * of the string if present
               if (isMissing && typeof on_missing === 'function') {
-                return on_missing(emoji.substr(1, emoji.length-2));
+                return on_missing(s);
               }
@@ -261,2 +267,38 @@
 
+/**
+ * replace emojis with replacement value
+ * @param {string} str
+ * @param {function|string} the string or callback function to replace the emoji with
+ * @param {boolean} should trailing whitespaces be cleaned? Defaults false
+ * @return {string}
+ */
+Emoji.replace = function replace (str, replacement, cleanSpaces) {
+  if (!str) return '';
+
+  var replace = typeof replacement === 'function' ? replacement : function() { return replacement; };
+  var words = toArray(str);
+
+  var replaced = words.map(function(word, idx) {
+    var emoji = Emoji.findByCode(word);
+    
+    if (emoji && cleanSpaces && words[idx + 1] === ' ') {
+      words[idx + 1] = '';
+    }
+
+    return emoji ? replace(emoji) : word;
+  }).join('');
+
+  return cleanSpaces ? replaced.replace(trimSpaceRegex, '') : replaced;
+};
+
+
+/**
+ * remove all emojis from a string
+ * @param {string} str
+ * @return {string}
+ */
+Emoji.strip = function strip (str) {
+  return Emoji.replace(str, '', true);
+};
+
 module.exports = Emoji;

package.json

 {
   "name": "node-emoji",
-  "version": "1.8.0",
+  "version": "1.8.1",
   "description": "simple emoji support for node.js projects",
@@ -5,0 +5,0 @@ "author": "Daniel Bugl <[e-mail]>",

README.md

@@ -26,6 +26,8 @@ # node-emoji
 emoji.unemojify('I ❤️ 🍕') // replaces the actual emoji with :emoji:, in this case: returns "I :heart: :pizza:"
-emoji.find('🍕'); // Find the `pizza` emoji, and returns `({ emoji: '🍕', key: 'pizza' })`;
-emoji.find('pizza'); // Find the `pizza` emoji, and returns `({ emoji: '🍕', key: 'pizza' })`;
-emoji.hasEmoji('🍕'); // Validate if this library knows an emoji like `🍕`
-emoji.hasEmoji('pizza'); // Validate if this library knowns a emoji with the name `pizza`
+emoji.find('🍕') // Find the `pizza` emoji, and returns `({ emoji: '🍕', key: 'pizza' })`;
+emoji.find('pizza') // Find the `pizza` emoji, and returns `({ emoji: '🍕', key: 'pizza' })`;
+emoji.hasEmoji('🍕') // Validate if this library knows an emoji like `🍕`
+emoji.hasEmoji('pizza') // Validate if this library knowns a emoji with the name `pizza`
+emoji.strip('⚠️ 〰️ 〰️ low disk space') // Strips the string from emoji's, in this case returns: "low disk space".
+emoji.replace('⚠️ 〰️ 〰️ low disk space', (emoji) => `${emoji.key}:`) // Replace emoji's by callback method: "warning: low disk space"
 ```
@@ -36,3 +38,3 @@
 ### onMissing
-`emoji.emojify(str, onMissing)`;
+`emoji.emojify(str, onMissing)`
 
@@ -51,3 +53,3 @@ As second argument, `emojify` takes an handler to parse unknown emojis. Provide a function to add your own handler:
 ### format
-`emoji.emojify(str, onMissing, format)`;
+`emoji.emojify(str, onMissing, format)`
 
@@ -54,0 +56,0 @@ As third argument, `emojify` takes an handler to wrap parsed emojis. Provide a function to place emojis in custom elements, and to apply your custom styling:

test/emoji.js

@@ -250,2 +250,53 @@ /*jslint node: true*/
   });
+
+  describe('replace', function() {
+    it('Should be able to strip emojis', function() {
+      var result = emoji.replace('Host: eseaps001 Addr: 10.XX.XX.XX: - ⚠️ 〰️ 〰️ low disk space', '', true);
+      result.should.equal('Host: eseaps001 Addr: 10.XX.XX.XX: - low disk space');
+    });
+
+    it('Should keep the trailing spaces when not explicitly told to clean', function() {
+      var result = emoji.replace('Host: eseaps001 Addr: 10.XX.XX.XX: - ⚠️ 〰️ 〰️ low disk space', '');
+      result.should.equal('Host: eseaps001 Addr: 10.XX.XX.XX: -    low disk space');
+    });
+
+    it('Should be able to strip a emoji by code text form', function() {
+      var result = emoji.replace('I ❤ coffee', '', true);
+      result.should.equal('I coffee');
+    });
+
+    it('Should be able to strip a emoji by code in variant form', function() {
+      var result = emoji.replace('I ❤️ cleaning', '', true);
+      result.should.equal('I cleaning');
+    });
+
+    it('Should be able to strip complex emojis', function() {
+      var result = emoji.replace('Where did this 👩‍❤️‍💋‍👩 happen?', '', true);
+      result.should.equal('Where did this happen?');
+    });
+
+    it('Should be able to strip flag emojis', function() {
+      var result = emoji.replace('There is no flag 🇲🇽', '', true);
+      result.should.equal('There is no flag');
+    });
+
+    it('Should be able to replace by callback function', function() {
+      var result = emoji.replace('There is no ⚠ on my hard drive', function (emoji) { 
+        return emoji.key;
+      });
+      result.should.equal('There is no warning on my hard drive');
+    });
+
+    it('Non existing complex emojis are known to be ignored', function() {
+      var result = emoji.replace('Some 🍕❤️‍💋‍☕ emoji', '');
+      result.should.not.equal('Some emoji');
+    });
+  });
+
+  describe('strip', function() {
+    it('Should be able to strip emojis', function() {
+      var result = emoji.strip('Host: eseaps001 Addr: 10.XX.XX.XX: - ⚠️ 〰️ 〰️ low disk space');
+      result.should.equal('Host: eseaps001 Addr: 10.XX.XX.XX: - low disk space');
+    });
+  });
 });

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Improved metrics

Total package byte prevSize

160832

increased by2.23%

Lines of code

1837

increased by4.26%

Number of lines in readme file

78

increased by2.63%

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