* core: Added GasPriceChange event * eth: When one of the DB flush methods error a fatal error log message is given. Hopefully this will prevent corrupted databases from occuring. * miner: remove transactions with low gas price. Closes #906, #903
		
			
				
	
	
		
			74 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			74 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| package common
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| 
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| import (
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| 	"fmt"
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| 	"math/big"
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| )
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| 
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| type StorageSize float64
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| 
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| func (self StorageSize) String() string {
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| 	if self > 1000000 {
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| 		return fmt.Sprintf("%.2f mB", self/1000000)
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| 	} else if self > 1000 {
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| 		return fmt.Sprintf("%.2f kB", self/1000)
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| 	} else {
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| 		return fmt.Sprintf("%.2f B", self)
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| 	}
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| }
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| 
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| func (self StorageSize) Int64() int64 {
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| 	return int64(self)
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| }
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| 
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| // The different number of units
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| var (
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| 	Douglas  = BigPow(10, 42)
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| 	Einstein = BigPow(10, 21)
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| 	Ether    = BigPow(10, 18)
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| 	Finney   = BigPow(10, 15)
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| 	Szabo    = BigPow(10, 12)
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| 	Shannon  = BigPow(10, 9)
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| 	Babbage  = BigPow(10, 6)
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| 	Ada      = BigPow(10, 3)
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| 	Wei      = big.NewInt(1)
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| )
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| 
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| //
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| // Currency to string
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| // Returns a string representing a human readable format
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| func CurrencyToString(num *big.Int) string {
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| 	var (
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| 		fin   *big.Int = num
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| 		denom string   = "Wei"
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| 	)
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| 
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| 	switch {
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| 	case num.Cmp(Ether) >= 0:
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| 		fin = new(big.Int).Div(num, Ether)
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| 		denom = "Ether"
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| 	case num.Cmp(Finney) >= 0:
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| 		fin = new(big.Int).Div(num, Finney)
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| 		denom = "Finney"
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| 	case num.Cmp(Szabo) >= 0:
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| 		fin = new(big.Int).Div(num, Szabo)
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| 		denom = "Szabo"
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| 	case num.Cmp(Shannon) >= 0:
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| 		fin = new(big.Int).Div(num, Shannon)
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| 		denom = "Shannon"
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| 	case num.Cmp(Babbage) >= 0:
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| 		fin = new(big.Int).Div(num, Babbage)
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| 		denom = "Babbage"
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| 	case num.Cmp(Ada) >= 0:
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| 		fin = new(big.Int).Div(num, Ada)
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| 		denom = "Ada"
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| 	}
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| 
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| 	// TODO add comment clarifying expected behavior
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| 	if len(fin.String()) > 5 {
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| 		return fmt.Sprintf("%sE%d %s", fin.String()[0:5], len(fin.String())-5, denom)
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| 	}
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| 
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| 	return fmt.Sprintf("%v %s", fin, denom)
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| }
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