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75 lines
1.6 KiB
75 lines
1.6 KiB
5 years ago
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var base = require('typewise-core/base')
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var codecs = require('./codecs')
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var util = require('./util')
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//
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// extend core sorts defined by typewise with bytewise-specific functionality
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//
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// byte represents byte tag prefix in encoded form, enforcing binary total order
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// type tag is 1 byte, which gives us plenty of room to grow
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//
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// boundary types
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//
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base.bound.encode = util.encodeBaseBound
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//
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// value types
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//
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var sorts = base.sorts
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sorts.void.byte = 0xf0
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sorts.null.byte = 0x10
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var BOOLEAN = sorts.boolean
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BOOLEAN.sorts.false.byte = 0x20
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BOOLEAN.sorts.true.byte = 0x21
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BOOLEAN.bound.encode = util.encodeBound
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var NUMBER = sorts.number
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NUMBER.sorts.min.byte = 0x40
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NUMBER.sorts.negative.byte = 0x41
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NUMBER.sorts.positive.byte = 0x42
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NUMBER.sorts.max.byte = 0x43
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NUMBER.sorts.negative.codec = codecs.NEGATIVE_FLOAT
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NUMBER.sorts.positive.codec = codecs.POSITIVE_FLOAT
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NUMBER.bound.encode = util.encodeBound
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var DATE = sorts.date
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DATE.sorts.negative.byte = 0x51
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DATE.sorts.positive.byte = 0x52
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DATE.sorts.negative.codec = codecs.PRE_EPOCH_DATE
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DATE.sorts.positive.codec = codecs.POST_EPOCH_DATE
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DATE.bound.encode = util.encodeBound
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var BINARY = sorts.binary
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BINARY.byte = 0x60
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BINARY.codec = codecs.UINT8
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BINARY.bound.encode = util.encodeBound
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var STRING = sorts.string
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STRING.byte = 0x70
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STRING.codec = codecs.UTF8
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STRING.bound.encode = util.encodeBound
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var ARRAY = sorts.array
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ARRAY.byte = 0xa0
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ARRAY.codec = codecs.LIST
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ARRAY.bound.encode = util.encodeListBound
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// var OBJECT = sorts.object
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// OBJECT.byte = 0xb0
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// OBJECT.codec = codecs.HASH
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// OBJECT.bound.encode = util.encodeListBound
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module.exports = base
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