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Check for presence of metadata before trying to deserialize it

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This commit is contained in:
Steve Waldman 2017-01-27 00:47:11 -08:00
parent 240b6b4b2a
commit 9b9131604c
1 changed files with 4 additions and 2 deletions
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6
common/compiler/solidity.go
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@ -148,8 +148,10 @@ func runsolc(cmd *exec.Cmd, source string) (map[string]*Contract, error) {
return nil, fmt.Errorf("solc: error reading dev doc: %v", err)
}
var metadata interface{}
if err := json.Unmarshal([]byte(info.Metadata), &metadata); err != nil {
return nil, fmt.Errorf("solc: error reading metadata: %v", err)
if info.Metadata != "" {
if err := json.Unmarshal([]byte(info.Metadata), &metadata); err != nil {
return nil, fmt.Errorf("solc: error reading metadata: %v", err)
}
}
contracts[name] = &Contract{
Code: "0x" + info.Bin,