revert(dateparser): change template literal to '

This reverts commit 9513f10.

Fixes #5091

BREAKING CHANGE: Reverts back to original template literal with `'` instead of `\''

Author: wesleycho

Diff for: src/dateparser/dateparser.js

@@ -179,24 +179,24 @@ angular.module('ui.bootstrap.dateparser', [])
     var map = [], regex = format.split('');
 
     // check for literal values
-    var quoteIndex = format.indexOf('`');
+    var quoteIndex = format.indexOf('\'');
     if (quoteIndex > -1) {
       var inLiteral = false;
       format = format.split('');
       for (var i = quoteIndex; i < format.length; i++) {
         if (inLiteral) {
-          if (format[i] === '`') {
-            if (i + 1 < format.length && format[i + 1] === '\`') { // escaped backtick
-              format[i + 1] = '$';
-              regex[i + 1] = '';
+          if (format[i] === '\'') {
+            if (i + 1 < format.length && format[i+1] === '\'') { // escaped single quote
+              format[i+1] = '$';
+              regex[i+1] = '';
             } else { // end of literal
               regex[i] = '';
               inLiteral = false;
             }
           }
           format[i] = '$';
         } else {
-          if (format[i] === '`') { // start of literal
+          if (format[i] === '\'') { // start of literal
             format[i] = '$';
             regex[i] = '';
             inLiteral = true;

Diff for: src/dateparser/docs/README.md

@@ -15,41 +15,41 @@ Certain format codes support i18n. Check this [guide](https://docs.angularjs.org
 * `format`
   _(Type: `string`, Example: `yyyy/MMM/d`)_ -
   The format we want to use. Check all the supported formats below.
-  
+
 * `baseDate`
   _(Type: `Date`, Example: `new Date()`)_ -
   If you want to parse a date but maintain the timezone, you can pass an existing date here.
 
 ##### return
 
 * If the specified input matches the format, a new date with the input will be returned, otherwise, it will return undefined.
-  
+
 ### uibDateParser's format codes
 
 * `yyyy`
   _(Example: `2015`)_ -
   Parses a 4 digits year.
-  
+
 * `yy`
   _(Example: `15`)_ -
   Parses a 2 digits year.
-  
+
 * `y`
   _(Example: `15`)_ -
   Parses a year with 1, 2, 3, or 4 digits.
-  
+
 * `MMMM`
   _(Example: `February`, i18n support)_ -
   Parses the full name of a month.
-  
+
 * `MMM`
   _(Example: `Feb`, i18n support)_ -
   Parses the short name of a month.
-  
+
 * `MM`
   _(Example: `12`, Leading 0)_ -
   Parses a numeric month.
-  
+
 * `M`
   _(Example: `3`)_ -
   Parses a numeric month.
@@ -61,59 +61,59 @@ Certain format codes support i18n. Check this [guide](https://docs.angularjs.org
 * `dd`
   _(Example: `05`, Leading 0)_ -
   Parses a numeric day.
-  
+
 * `d`
   _(Example: `5`)_ -
   Parses a numeric day.
 
 * `d!`
   _(Example: `3` or `03`)_ -
   Parses a numeric day, but allowing an optional leading zero
-  
+
 * `EEEE`
   _(Example: `Sunday`, i18n support)_ -
   Parses the full name of a day.
-  
+
 * `EEE`
   _(Example: `Mon`, i18n support)_ -
   Parses the short name of a day.
 
 * `HH`
   _(Example: `14`, Leading 0)_ -
   Parses a 24 hours time.
-  
+
 * `H`
   _(Example: `3`)_ -
   Parses a 24 hours time.
-  
+
 * `hh`
   _(Example: `11`, Leading 0)_ -
   Parses a 12 hours time.
-  
+
 * `h`
   _(Example: `3`)_ -
   Parses a 12 hours time.
-  
+
 * `mm`
   _(Example: `09`, Leading 0)_ -
   Parses the minutes.
-  
+
 * `m`
   _(Example: `3`)_ -
   Parses the minutes.
-  
+
 * `sss`
   _(Example: `094`, Leading 0)_ -
   Parses the milliseconds.
-  
+
 * `ss`
   _(Example: `08`, Leading 0)_ -
   Parses the seconds.
-  
+
 * `s`
   _(Example: `22`)_ -
   Parses the seconds.
-  
+
 * `a`
   _(Example: `10AM`)_ -
   Parses a 12 hours time with AM/PM.
@@ -136,9 +136,9 @@ Certain format codes support i18n. Check this [guide](https://docs.angularjs.org
 * `GGGG`
   _(Example: `Anno Domini`)_ -
   Parses the long form of the era (`Anno Domini` or `Before Christ`)
-  
+
 \* The ones marked with `Leading 0`, needs a leading 0 for values less than 10. Exception being milliseconds which needs it for values under 100.
 
 \** It also supports `fullDate|longDate|medium|mediumDate|mediumTime|short|shortDate|shortTime` as the format for parsing.
 
-\*** It supports template literals as a string between the backtick `\`` character, i.e. `\`The Date is\` MM/DD/YYYY`. If one wants the literal backtick character, one must use `\`\`\`\``.
+\*** It supports template literals as a string between the single quote `'` character, i.e. `\`The Date is\` MM/DD/YYYY`. If one wants the literal single quote character, one must use `''''`.

Diff for: src/dateparser/test/dateparser.spec.js

@@ -310,20 +310,23 @@ describe('date parser', function() {
 
   describe('with value literals', function() {
     it('should work with multiple literals', function() {
-      expect(dateParser.parse('29 de January de 2013', 'd `de` MMMM `de` y')).toEqual(new Date(2013, 0, 29));
-      expect(dateParser.parse('22.March.15 12 o\'clock', 'd.MMMM.yy h `o\'clock`')).toEqual(new Date(2015, 2, 22, 12));
+      expect(dateParser.parse('29 de January de 2013', 'd \'de\' MMMM \'de\' y')).toEqual(new Date(2013, 0, 29));
     });
 
-    it('should work with only a backtick', function() {
-      expect(dateParser.parse('22.March.15 `', 'd.MMMM.yy `\`\``')).toEqual(new Date(2015, 2, 22));
+    it('should work with escaped single quote', function() {
+      expect(dateParser.parse('22.March.15 12 o\'clock', 'd.MMMM.yy h \'o\'\'clock\'')).toEqual(new Date(2015, 2, 22, 12));
+    });
+
+    it('should work with only a single quote', function() {
+      expect(dateParser.parse('22.March.15 \'', 'd.MMMM.yy \'\'\'')).toEqual(new Date(2015, 2, 22));
     });
 
     it('should work with trailing literal', function() {
-      expect(dateParser.parse('year 2013', '`year` y')).toEqual(new Date(2013, 0, 1));
+      expect(dateParser.parse('year 2013', '\'year\' y')).toEqual(new Date(2013, 0, 1));
     });
 
     it('should work without whitespace', function() {
-      expect(dateParser.parse('year:2013', '`year:`y')).toEqual(new Date(2013, 0, 1));
+      expect(dateParser.parse('year:2013', '\'year:\'y')).toEqual(new Date(2013, 0, 1));
     });
   });