Mike Gerwitz

Activist for User Freedom

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authorMike Gerwitz <gerwitm@lovullo.com>2016-06-24 15:19:43 -0400
committerMike Gerwitz <gerwitm@lovullo.com>2016-06-27 16:51:25 -0400
commitc0df3ef02e8f2d55b4ada57b447b25ff41b472b5 (patch)
treec5b222ba395fc70bfd949f4ddf10b93f3956fcf7
parent8a264064684ceac2f6596defdf071c41ac272bf9 (diff)
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Add Number formatter
* src/validate/formatter/Number.js: Added * test/validate/formatter/NumberTest.js: Added
-rw-r--r--src/validate/formatter/Number.js88
-rw-r--r--test/validate/formatter/NumberTest.js50
2 files changed, 138 insertions, 0 deletions
diff --git a/src/validate/formatter/Number.js b/src/validate/formatter/Number.js
new file mode 100644
index 0000000..4adf3c8
--- /dev/null
+++ b/src/validate/formatter/Number.js
@@ -0,0 +1,88 @@
+/**
+ * Number formatter
+ *
+ * Copyright (C) 2016 LoVullo Associates, Inc.
+ *
+ * This file is part of liza.
+ *
+ * liza is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+var Trait = require( 'easejs' ).Trait,
+ ValidatorFormatter = require( '../ValidatorFormatter' );
+
+
+/**
+ * Formats insurance limit(s)
+ */
+module.exports = Trait( 'Number' )
+ .implement( ValidatorFormatter )
+ .extend(
+{
+ /**
+ * Parse item as a number
+ *
+ * @param {string} data data to parse
+ *
+ * @return {string} data formatted for storage
+ */
+ 'virtual abstract override public parse': function( data )
+ {
+ return this.__super( data ).replace( /[ ,]/g, '' );
+ },
+
+
+ /**
+ * Format number with thousands separators
+ *
+ * @param {string} data data to format for display
+ *
+ * @return {string} data formatted for display
+ */
+ 'virtual abstract override public retrieve': function( data )
+ {
+ return this.styleNumber( this.__super( data ) );
+ },
+
+
+ /**
+ * Style number with thousands separators
+ *
+ * @param {string} number number to style (digits only)
+ *
+ * @return {string} formatted number
+ */
+ 'virtual protected styleNumber': function( number )
+ {
+ var i = number.length,
+ ret = [],
+ chunk = '';
+
+ do
+ {
+ i -= 3;
+
+ // the second argument will adjust the length of the chunk
+ // if I is negative (e.g. 3 + -2 = 1)
+ chunk = number.substr(
+ ( i < 0 ) ? 0 : i,
+ Math.min( 3, 3 + i )
+ );
+
+ ret.unshift( chunk );
+ } while ( i > 0 );
+
+ return ret.join( ',' );
+ }
+} ); \ No newline at end of file
diff --git a/test/validate/formatter/NumberTest.js b/test/validate/formatter/NumberTest.js
new file mode 100644
index 0000000..74d2595
--- /dev/null
+++ b/test/validate/formatter/NumberTest.js
@@ -0,0 +1,50 @@
+/**
+ * Number formatter test
+ *
+ * Copyright (C) 2016 LoVullo Associates, Inc.
+ *
+ * This file is part of liza.
+ *
+ * liza is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+var liza = require( '../../../' ),
+ Sut = liza.validate.formatter.Number,
+ EchoFormatter = liza.validate.formatter.EchoFormatter,
+ common = require( './common' );
+
+
+describe( 'validate.formatter.Number', function()
+{
+ common.testValidate( EchoFormatter.use( Sut )(), {
+ "1": [ "1", "1" ],
+ "123": [ "123", "123" ],
+ "12345": [ "12345", "12,345" ],
+ "12,345": [ "12345", "12,345" ],
+ ",12,345": [ "12345", "12,345" ],
+ "12,345,": [ "12345", "12,345" ],
+ " 12,345 ,": [ "12345", "12,345" ],
+ " 1, ,": [ "1", "1" ],
+ } );
+
+
+ common.testMixin(
+ EchoFormatter,
+ Sut,
+ '123',
+ '4567',
+ '1234567',
+ '1,234,567'
+ );
+} );