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Added local consts variable for easier access to constants.

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This commit is contained in:
Stefan Thomas
2012-11-23 18:55:47 -08:00
parent e40d8b7b6f
commit 4c06340aad
1 changed files with 42 additions and 35 deletions
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77
src/js/amount.js
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@@ -14,6 +14,26 @@ var alphabets = {
'bitcoin' : "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz"
};
var consts = exports.consts = {
'address_xns' : "rrrrrrrrrrrrrrrrrrrrrhoLvTp",
'address_one' : "rrrrrrrrrrrrrrrrrrrrBZbvji",
'currency_xns' : 0,
'currency_one' : 1,
'uint160_xns' : utils.hexToString("0000000000000000000000000000000000000000"),
'uint160_one' : utils.hexToString("0000000000000000000000000000000000000001"),
'hex_xns' : "0000000000000000000000000000000000000000",
'hex_one' : "0000000000000000000000000000000000000001",
'xns_precision' : 6,
// BigInteger values prefixed with bi_.
'bi_10' : new BigInteger('10'),
'bi_man_max_value' : new BigInteger('9999999999999999'),
'bi_man_min_value' : new BigInteger('1000000000000000'),
'bi_xns_max' : new BigInteger("9000000000000000000"), // Json wire limit.
'bi_xns_min' : new BigInteger("-9000000000000000000"), // Json wire limit.
'bi_xns_unit' : new BigInteger('1000000'),
};
// --> input: big-endian array of bytes.
// <-- string at least as long as input.
var encode_base = function (input, alphabet) {
@@ -165,16 +185,16 @@ UInt160.prototype.parse_json = function (j) {
switch (j) {
case undefined:
case "0":
case exports.consts.address_xns:
case exports.consts.uint160_xns:
case exports.consts.hex_xns:
case consts.address_xns:
case consts.uint160_xns:
case consts.hex_xns:
this._value = nbi();
break;
case "1":
case exports.consts.address_one:
case exports.consts.uint160_one:
case exports.consts.hex_one:
case consts.address_one:
case consts.uint160_one:
case consts.hex_one:
this._value = new BigInteger([1]);
break;
@@ -394,7 +414,7 @@ Amount.prototype.to_text = function(allow_nan) {
return allow_nan ? NaN : "0";
}
else if (this._is_native) {
if (this._value.compareTo(exports.consts.bi_xns_max) > 0 || this._value.compareTo(exports.consts.bi_xns_min) < 0)
if (this._value.compareTo(consts.bi_xns_max) > 0 || this._value.compareTo(consts.bi_xns_min) < 0)
{
// Never should happen.
return allow_nan ? NaN : "0";
@@ -429,6 +449,13 @@ Amount.prototype.to_text = function(allow_nan) {
}
};
Amount.prototype.format_pretty = function ()
{
this._value.mod(consts.bi_xns_unit);
return "WOOOOO";
};
Amount.prototype.canonicalize = function() {
if (isNaN(this._value) || !this._currency) {
// nothing
@@ -439,13 +466,13 @@ Amount.prototype.canonicalize = function() {
}
else
{
while (this._value.compareTo(exports.consts.bi_man_min_value) < 0) {
this._value = this._value.multiply(exports.consts.bi_10);
while (this._value.compareTo(consts.bi_man_min_value) < 0) {
this._value = this._value.multiply(consts.bi_10);
this._offset -= 1;
}
while (this._value.compareTo(exports.consts.bi_man_max_value) > 0) {
this._value = this._value.divide(exports.consts.bi_10);
while (this._value.compareTo(consts.bi_man_max_value) > 0) {
this._value = this._value.divide(consts.bi_10);
this._offset += 1;
}
}
@@ -503,8 +530,8 @@ Amount.prototype.parse_native = function(j) {
else {
// Float notation
var int_part = (new BigInteger(m[2])).multiply(exports.consts.bi_xns_unit);
var fraction_part = (new BigInteger(m[3])).multiply(new BigInteger(String(Math.pow(10, 1+exports.consts.xns_precision-m[3].length))));
var int_part = (new BigInteger(m[2])).multiply(consts.bi_xns_unit);
var fraction_part = (new BigInteger(m[3])).multiply(new BigInteger(String(Math.pow(10, 1+consts.xns_precision-m[3].length))));
this._value = int_part.add(fraction_part);
}
@@ -516,7 +543,7 @@ Amount.prototype.parse_native = function(j) {
this._offset = undefined;
this._is_negative = undefined;
if (this._value.compareTo(exports.consts.bi_xns_max) > 0 || this._value.compareTo(exports.consts.bi_xns_min) < 0)
if (this._value.compareTo(consts.bi_xns_max) > 0 || this._value.compareTo(consts.bi_xns_min) < 0)
{
this._value = NaN;
}
@@ -561,7 +588,7 @@ Amount.prototype.parse_value = function(j) {
var fraction = new BigInteger(d[3]);
var precision = d[3].length;
this._value = integer.multiply(exports.consts.bi_10.clone().pow(precision)).add(fraction);
this._value = integer.multiply(consts.bi_10.clone().pow(precision)).add(fraction);
this._offset = -precision;
this._is_negative = !!d[1];
@@ -677,24 +704,4 @@ exports.UInt160 = UInt160;
exports.config = {};
exports.consts = {
'address_xns' : "rrrrrrrrrrrrrrrrrrrrrhoLvTp",
'address_one' : "rrrrrrrrrrrrrrrrrrrrBZbvji",
'currency_xns' : 0,
'currency_one' : 1,
'uint160_xns' : utils.hexToString("0000000000000000000000000000000000000000"),
'uint160_one' : utils.hexToString("0000000000000000000000000000000000000001"),
'hex_xns' : "0000000000000000000000000000000000000000",
'hex_one' : "0000000000000000000000000000000000000001",
'xns_precision' : 6,
// BigInteger values prefixed with bi_.
'bi_10' : new BigInteger('10'),
'bi_man_max_value' : new BigInteger('9999999999999999'),
'bi_man_min_value' : new BigInteger('1000000000000000'),
'bi_xns_max' : new BigInteger("9000000000000000000"), // Json wire limit.
'bi_xns_min' : new BigInteger("-9000000000000000000"), // Json wire limit.
'bi_xns_unit' : new BigInteger('1000000'),
};
// vim:sw=2:sts=2:ts=8