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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,12 @@ | ||
| // from gojq | ||
| // The MIT License (MIT) | ||
| // Copyright (c) 2019-2021 itchyny | ||
|
|
||
| package gojqextra | ||
|
|
||
| import "math/bits" | ||
|
|
||
| const ( | ||
| maxInt = 1<<(bits.UintSize-1) - 1 // math.MaxInt64 or math.MaxInt32 | ||
| minInt = -maxInt - 1 // math.MinInt64 or math.MinInt32 | ||
| ) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| // Some of these functions are based on gojq func.go functions | ||
| // TODO: maybe should be exported from gojq fq branch instead? | ||
| // The MIT License (MIT) | ||
| // Copyright (c) 2019-2021 itchyny | ||
|
|
||
| package gojqextra | ||
|
|
||
| import ( | ||
| "math" | ||
| "math/big" | ||
| "strconv" | ||
|
|
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| "github.com/wader/gojq" | ||
| ) | ||
|
|
||
| func ToString(x interface{}) (string, bool) { | ||
| switch x := x.(type) { | ||
| case string: | ||
| return x, true | ||
| case gojq.JQValue: | ||
| return ToString(x.JQValueToGoJQ()) | ||
| default: | ||
| return "", false | ||
| } | ||
| } | ||
|
|
||
| func ToObject(x interface{}) (map[string]interface{}, bool) { | ||
| switch x := x.(type) { | ||
| case map[string]interface{}: | ||
| return x, true | ||
| case gojq.JQValue: | ||
| return ToObject(x.JQValueToGoJQ()) | ||
| default: | ||
| return nil, false | ||
| } | ||
| } | ||
|
|
||
| func ToArray(x interface{}) ([]interface{}, bool) { | ||
| switch x := x.(type) { | ||
| case []interface{}: | ||
| return x, true | ||
| case gojq.JQValue: | ||
| return ToArray(x.JQValueToGoJQ()) | ||
| default: | ||
| return nil, false | ||
| } | ||
| } | ||
|
|
||
| func ToBoolean(x interface{}) (bool, bool) { | ||
| switch x := x.(type) { | ||
| case bool: | ||
| return x, true | ||
| case gojq.JQValue: | ||
| return ToBoolean(x.JQValueToGoJQ()) | ||
| default: | ||
| return false, false | ||
| } | ||
| } | ||
|
|
||
| func IsNull(x interface{}) bool { | ||
| switch x := x.(type) { | ||
| case nil: | ||
| return true | ||
| case gojq.JQValue: | ||
| return IsNull(x.JQValueToGoJQ()) | ||
| default: | ||
| return false | ||
| } | ||
| } | ||
|
|
||
| func ToInt(x interface{}) (int, bool) { | ||
| switch x := x.(type) { | ||
| case int: | ||
| return x, true | ||
| case float64: | ||
| return floatToInt(x), true | ||
| case *big.Int: | ||
| if x.IsInt64() { | ||
| if i := x.Int64(); minInt <= i && i <= maxInt { | ||
| return int(i), true | ||
| } | ||
| } | ||
| if x.Sign() > 0 { | ||
| return maxInt, true | ||
| } | ||
| return minInt, true | ||
| case gojq.JQValue: | ||
| return ToInt(x.JQValueToGoJQ()) | ||
| default: | ||
| return 0, false | ||
| } | ||
| } | ||
|
|
||
| func floatToInt(x float64) int { | ||
| if minInt <= x && x <= maxInt { | ||
| return int(x) | ||
| } | ||
| if x > 0 { | ||
| return maxInt | ||
| } | ||
| return minInt | ||
| } | ||
|
|
||
| func ToFloat(x interface{}) (float64, bool) { | ||
| switch x := x.(type) { | ||
| case int: | ||
| return float64(x), true | ||
| case float64: | ||
| return x, true | ||
| case *big.Int: | ||
| return bigToFloat(x), true | ||
| case gojq.JQValue: | ||
| return ToFloat(x.JQValueToGoJQ()) | ||
| default: | ||
| return 0.0, false | ||
| } | ||
| } | ||
|
|
||
| func bigToFloat(x *big.Int) float64 { | ||
| if x.IsInt64() { | ||
| return float64(x.Int64()) | ||
| } | ||
| if f, err := strconv.ParseFloat(x.String(), 64); err == nil { | ||
| return f | ||
| } | ||
| return math.Inf(x.Sign()) | ||
| } |
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