Added CHAR datatype, closes #1209

lib/data-types.js

@@ -11,6 +11,19 @@ var STRING = function(length, binary) {
   }
   }
 }
 }
 
 
+var CHAR = function (length, binary) {
+  if (this instanceof CHAR) {
+    this._binary = !!binary
+    if (typeof length === 'number') {
+      this._length = length
+    } else {
+      this._length = 255
+    }
+  } else {
+    return new CHAR(length, binary)
+  }
+}
+
 STRING.prototype = {
 STRING.prototype = {
   get BINARY() {
   get BINARY() {
     this._binary = true
     this._binary = true
@@ -24,12 +37,31 @@ STRING.prototype = {
   }
   }
 }
 }
 
 
+CHAR.prototype = {
+  get BINARY() {
+    this._binary = true
+    return this
+  },
+  get type() {
+    return this.toString()
+  },
+  toString: function() {
+    return 'CHAR(' + this._length + ')' + ((this._binary) ? ' BINARY' : '')
+  }
+}
+
 Object.defineProperty(STRING, 'BINARY', {
 Object.defineProperty(STRING, 'BINARY', {
   get: function() {
   get: function() {
     return new STRING(undefined, true)
     return new STRING(undefined, true)
   }
   }
 })
 })
 
 
+Object.defineProperty(CHAR, 'BINARY', {
+  get: function() {
+    return new CHAR(undefined, true)
+  }
+})
+
 var INTEGER = function() {
 var INTEGER = function() {
   return INTEGER.prototype.construct.apply(this, [INTEGER].concat(Array.prototype.slice.apply(arguments)))
   return INTEGER.prototype.construct.apply(this, [INTEGER].concat(Array.prototype.slice.apply(arguments)))
 }
 }
@@ -58,13 +90,15 @@ BIGINT._type = BIGINT
 BIGINT._typeName = 'BIGINT'
 BIGINT._typeName = 'BIGINT'
 STRING._type = STRING
 STRING._type = STRING
 STRING._typeName = 'VARCHAR'
 STRING._typeName = 'VARCHAR'
+CHAR._type = CHAR
+CHAR._typeName = 'CHAR'
 BLOB._type = BLOB
 BLOB._type = BLOB
 BLOB._typeName = 'BLOB'
 BLOB._typeName = 'BLOB'
 DECIMAL._type = DECIMAL
 DECIMAL._type = DECIMAL
 DECIMAL._typeName = 'DECIMAL'
 DECIMAL._typeName = 'DECIMAL'
 
 
 
 
-BLOB.toString = STRING.toString = INTEGER.toString = FLOAT.toString = BIGINT.toString = DECIMAL.toString = function() {
+BLOB.toString = STRING.toString = CHAR.toString = INTEGER.toString = FLOAT.toString = BIGINT.toString = DECIMAL.toString = function() {
   return new this._type().toString()
   return new this._type().toString()
 }
 }
 
 
@@ -218,6 +252,7 @@ var decimalDesc = {
 }
 }
 
 
 Object.defineProperty(STRING,  'type', typeDesc)
 Object.defineProperty(STRING,  'type', typeDesc)
+Object.defineProperty(CHAR,    'type', typeDesc)
 Object.defineProperty(INTEGER, 'type', typeDesc)
 Object.defineProperty(INTEGER, 'type', typeDesc)
 Object.defineProperty(BIGINT,  'type', typeDesc)
 Object.defineProperty(BIGINT,  'type', typeDesc)
 Object.defineProperty(FLOAT,   'type', typeDesc)
 Object.defineProperty(FLOAT,   'type', typeDesc)
@@ -237,6 +272,7 @@ Object.defineProperty(DECIMAL, 'SCALE', decimalDesc)
 
 
 module.exports = {
 module.exports = {
   STRING: STRING,
   STRING: STRING,
+  CHAR: CHAR,
 
 
   TEXT: 'TEXT',
   TEXT: 'TEXT',
   INTEGER: INTEGER,
   INTEGER: INTEGER,

test/data-types.test.js

@@ -52,6 +52,11 @@ describe(Support.getTestDialectTeaser('DataTypes'), function() {
     [Sequelize.STRING(1234).BINARY, 'STRING(1234).BINARY', 'VARCHAR(1234) BINARY'],
     [Sequelize.STRING(1234).BINARY, 'STRING(1234).BINARY', 'VARCHAR(1234) BINARY'],
     [Sequelize.STRING.BINARY, 'STRING.BINARY', 'VARCHAR(255) BINARY'],
     [Sequelize.STRING.BINARY, 'STRING.BINARY', 'VARCHAR(255) BINARY'],
 
 
+    [Sequelize.CHAR, 'CHAR(255)', 'CHAR(255)'],
+    [Sequelize.CHAR(12), 'CHAR(12)', 'CHAR(12)'],
+    [Sequelize.CHAR(12).BINARY, 'CHAR(12).BINARY', 'CHAR(12) BINARY'],
+    [Sequelize.CHAR.BINARY, 'CHAR(255).BINARY', 'CHAR(255) BINARY'],
+
     [Sequelize.TEXT, 'TEXT', 'TEXT'],
     [Sequelize.TEXT, 'TEXT', 'TEXT'],
     [Sequelize.DATE, 'DATE', 'DATETIME'],
     [Sequelize.DATE, 'DATE', 'DATETIME'],
     [Sequelize.NOW, 'NOW', 'NOW'],
     [Sequelize.NOW, 'NOW', 'NOW'],