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added support for readUIntLE / readUIntBE / readIntLE / readIntBE #55

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merged 1 commit into from May 15, 2018
Merged

added support for readUIntLE / readUIntBE / readIntLE / readIntBE #55

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15 changes: 13 additions & 2 deletions bl.js
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Expand Up @@ -266,12 +266,23 @@ BufferList.prototype.destroy = function destroy () {
, 'readUInt16LE' : 2
, 'readInt8' : 1
, 'readUInt8' : 1
, 'readIntBE' : null
, 'readIntLE' : null
, 'readUIntBE' : null
, 'readUIntLE' : null
}

for (var m in methods) {
(function (m) {
BufferList.prototype[m] = function (offset) {
return this.slice(offset, offset + methods[m])[m](0)
if (methods[m] === null) {
BufferList.prototype[m] = function (offset, byteLength) {
return this.slice(offset, offset + byteLength)[m](0, byteLength)
}
}
else {
BufferList.prototype[m] = function (offset) {
return this.slice(offset, offset + methods[m])[m](0)
}
}
}(m))
}
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44 changes: 44 additions & 0 deletions test/test.js
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Expand Up @@ -305,6 +305,50 @@ tape('test readUInt32LE / readUInt32BE / readInt32LE / readInt32BE', function (t
t.end()
})

tape('test readUIntLE / readUIntBE / readIntLE / readIntBE', function (t) {
var buf1 = Buffer.alloc(1)
, buf2 = Buffer.alloc(3)
, buf3 = Buffer.alloc(3)
, bl = new BufferList()

buf2[0] = 0x2
buf2[1] = 0x3
buf2[2] = 0x4
buf3[0] = 0x23
buf3[1] = 0x42
buf3[2] = 0x61

bl.append(buf1)
bl.append(buf2)
bl.append(buf3)

t.equal(bl.readUIntBE(1, 1), 0x02)
t.equal(bl.readUIntBE(1, 2), 0x0203)
t.equal(bl.readUIntBE(1, 3), 0x020304)
t.equal(bl.readUIntBE(1, 4), 0x02030423)
t.equal(bl.readUIntBE(1, 5), 0x0203042342)
t.equal(bl.readUIntBE(1, 6), 0x020304234261)
t.equal(bl.readUIntLE(1, 1), 0x02)
t.equal(bl.readUIntLE(1, 2), 0x0302)
t.equal(bl.readUIntLE(1, 3), 0x040302)
t.equal(bl.readUIntLE(1, 4), 0x23040302)
t.equal(bl.readUIntLE(1, 5), 0x4223040302)
t.equal(bl.readUIntLE(1, 6), 0x614223040302)
t.equal(bl.readIntBE(1, 1), 0x02)
t.equal(bl.readIntBE(1, 2), 0x0203)
t.equal(bl.readIntBE(1, 3), 0x020304)
t.equal(bl.readIntBE(1, 4), 0x02030423)
t.equal(bl.readIntBE(1, 5), 0x0203042342)
t.equal(bl.readIntBE(1, 6), 0x020304234261)
t.equal(bl.readIntLE(1, 1), 0x02)
t.equal(bl.readIntLE(1, 2), 0x0302)
t.equal(bl.readIntLE(1, 3), 0x040302)
t.equal(bl.readIntLE(1, 4), 0x23040302)
t.equal(bl.readIntLE(1, 5), 0x4223040302)
t.equal(bl.readIntLE(1, 6), 0x614223040302)
t.end()
})

tape('test readFloatLE / readFloatBE', function (t) {
var buf1 = Buffer.alloc(1)
, buf2 = Buffer.alloc(3)
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