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284 | 1
43026
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32691
1
3
32691
32691
897
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897
| var STRING = function(length, binary) {
if (this instanceof STRING) {
this._binary = !!binary
if (typeof length === 'number') {
this._length = length
} else {
this._length = 255
}
} else {
return new STRING(length, binary)
}
}
STRING.prototype = {
get BINARY() {
this._binary = true
return this
},
get type() {
return this.toString()
},
toString: function() {
return 'VARCHAR(' + this._length + ')' + ((this._binary) ? ' BINARY' : '')
}
}
Object.defineProperty(STRING, 'BINARY', {
get: function() {
return new STRING(undefined, true)
}
})
var INTEGER = function() {
return INTEGER.prototype.construct.apply(this, [INTEGER].concat(Array.prototype.slice.apply(arguments)))
}
var BIGINT = function() {
return BIGINT.prototype.construct.apply(this, [BIGINT].concat(Array.prototype.slice.apply(arguments)))
}
var FLOAT = function() {
return FLOAT.prototype.construct.apply(this, [FLOAT].concat(Array.prototype.slice.apply(arguments)))
}
var BLOB = function() {
return BLOB.prototype.construct.apply(this, [BLOB].concat(Array.prototype.slice.apply(arguments)))
}
var DECIMAL = function() {
return DECIMAL.prototype.construct.apply(this, [DECIMAL].concat(Array.prototype.slice.apply(arguments)))
}
FLOAT._type = FLOAT
FLOAT._typeName = 'FLOAT'
INTEGER._type = INTEGER
INTEGER._typeName = 'INTEGER'
BIGINT._type = BIGINT
BIGINT._typeName = 'BIGINT'
STRING._type = STRING
STRING._typeName = 'VARCHAR'
BLOB._type = BLOB
BLOB._typeName = 'BLOB'
DECIMAL._type = DECIMAL
DECIMAL._typeName = 'DECIMAL'
BLOB.toString = STRING.toString = INTEGER.toString = FLOAT.toString = BIGINT.toString = DECIMAL.toString = function() {
return new this._type().toString()
}
BLOB.prototype = {
construct: function(RealType, length) {
if (this instanceof RealType) {
this._typeName = RealType._typeName
Eif (typeof length === 'string') {
this._length = length
} else {
this._length = ''
}
} else {
return new RealType(length)
}
},
get type() {
return this.toString()
},
toString: function() {
switch (this._length.toLowerCase()) {
case 'tiny':
return 'TINYBLOB'
case 'medium':
return 'MEDIUMBLOB'
case 'long':
return 'LONGBLOB'
default:
return this._typeName
}
}
}
FLOAT.prototype = BIGINT.prototype = INTEGER.prototype = {
construct: function(RealType, length, decimals, unsigned, zerofill) {
if (this instanceof RealType) {
this._typeName = RealType._typeName
this._unsigned = !!unsigned
this._zerofill = !!zerofill
if (typeof length === 'number') {
this._length = length
}
if (typeof decimals === 'number') {
this._decimals = decimals
}
} else {
return new RealType(length, decimals, unsigned, zerofill)
}
},
get type() {
return this.toString()
},
get UNSIGNED() {
this._unsigned = true
return this
},
get ZEROFILL() {
this._zerofill = true
return this
},
toString: function() {
var result = this._typeName
Iif (this._length) {
result += '(' + this._length
if (typeof this._decimals === 'number') {
result += ',' + this._decimals
}
result += ')'
}
Iif (this._unsigned) {
result += ' UNSIGNED'
}
Iif (this._zerofill) {
result += ' ZEROFILL'
}
return result
}
}
DECIMAL.prototype = {
construct: function(RealType, precision, scale) {
if (this instanceof RealType) {
this._typeName = RealType._typeName
Eif (typeof precision === 'number') {
this._precision = precision
} else {
this._precision = 0
}
Eif (typeof scale === 'number') {
this._scale = scale
} else {
this._scale = 0
}
} else {
return new RealType(precision, scale)
}
},
get type() {
return this.toString()
},
get PRECISION() {
return this._precision
},
get SCALE() {
return this._scale
},
toString: function() {
if (this._precision || this._scale) {
return 'DECIMAL(' + this._precision + ',' + this._scale + ')'
}
return 'DECIMAL'
}
}
var unsignedDesc = {
get: function() {
return new this._type(undefined, undefined, true)
}
}
var zerofillDesc = {
get: function() {
return new this._type(undefined, undefined, undefined, true)
}
}
var typeDesc = {
get: function() {
return new this._type().toString()
}
}
var decimalDesc = {
get: function() {
return new this._type(undefined, undefined, undefined)
}
}
Object.defineProperty(STRING, 'type', typeDesc)
Object.defineProperty(INTEGER, 'type', typeDesc)
Object.defineProperty(BIGINT, 'type', typeDesc)
Object.defineProperty(FLOAT, 'type', typeDesc)
Object.defineProperty(BLOB, 'type', typeDesc)
Object.defineProperty(DECIMAL, 'type', typeDesc)
Object.defineProperty(INTEGER, 'UNSIGNED', unsignedDesc)
Object.defineProperty(BIGINT, 'UNSIGNED', unsignedDesc)
Object.defineProperty(FLOAT, 'UNSIGNED', unsignedDesc)
Object.defineProperty(INTEGER, 'ZEROFILL', zerofillDesc)
Object.defineProperty(BIGINT, 'ZEROFILL', zerofillDesc)
Object.defineProperty(FLOAT, 'ZEROFILL', zerofillDesc)
Object.defineProperty(DECIMAL, 'PRECISION', decimalDesc)
Object.defineProperty(DECIMAL, 'SCALE', decimalDesc)
module.exports = {
STRING: STRING,
TEXT: 'TEXT',
INTEGER: INTEGER,
BIGINT: BIGINT,
DATE: 'DATETIME',
BOOLEAN: 'TINYINT(1)',
FLOAT: FLOAT,
NOW: 'NOW',
BLOB: BLOB,
DECIMAL: DECIMAL,
UUID: 'UUID',
UUIDV1: 'UUIDV1',
UUIDV4: 'UUIDV4',
get ENUM() {
var result = function() {
return {
type: 'ENUM',
values: Array.prototype.slice.call(arguments).reduce(function(result, element) {
return result.concat(Array.isArray(element) ? element : [ element ])
}, [])
}
}
result.toString = result.valueOf = function() { return 'ENUM' }
return result
},
ARRAY: function(type) { return type + '[]' },
get HSTORE() {
var result = function() {
return {
type: 'HSTORE'
}
}
result.type = 'HSTORE'
result.toString = result.valueOf = function() { return 'HSTORE' }
return result
}
}
|