// interpolationFuncMin returns the minimum of the numeric arguments
504082
func interpolationFuncMin() ast.Function {
	return ast.Function{
		ArgTypes:     []ast.Type{ast.TypeFloat},
		ReturnType:   ast.TypeFloat,
		Variadic:     true,
		VariadicType: ast.TypeFloat,
		Callback: func(args []interface{}) (interface{}, error) {
			min := args[0].(float64)

			for i := 1; i < len(args); i++ {
				min = math.Min(min, args[i].(float64))
			}

			return min, nil
		},
	}
}
451153
func SpanIDFunc(f IDFunc) TracerOption {
	return func(o *tracerOptions) *tracerOptions {
		if f == nil {
			panic("span ID function cannot be nil")
		}
		o.spanIDFunc = f
		return o
	}
}
71741
func interpolationFuncAbs() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeFloat},
		ReturnType: ast.TypeFloat,
		Callback: func(args []interface{}) (interface{}, error) {
			return math.Abs(args[0].(float64)), nil
		},
	}
}
447207
func interpolationFuncSort() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeList},
		ReturnType: ast.TypeList,
		Variadic:   false,
		Callback: func(args []interface{}) (interface{}, error) {
			inputList := args[0].([]ast.Variable)

			// Ensure that all the list members are strings and
			// create a string slice from them
			members := make([]string, len(inputList))
			for i, val := range inputList {
				if val.Type != ast.TypeString {
					return nil, fmt.Errorf(
						"sort() may only be used with lists of strings - %s at index %d",
						val.Type.String(), i)
				}

				members[i] = val.Value.(string)
			}

			sort.Strings(members)
			return stringSliceToVariableValue(members), nil
		},
	}
}
627428
func TemplateFunc(name string, f interface{}) TemplateOption {
	return func(g Generator, t *template.Template) *template.Template {
		return t.Funcs(template.FuncMap{name: curryGenerator(f, g)})
	}
}
1122983
func (o *Options) validateFunc() ValidateFunc {
	if o.ValidateFunc == nil {
		return defaultValidateFunc
	}

	return o.ValidateFunc
}
1324324
func interpolationFuncFlatten() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeList},
		ReturnType: ast.TypeList,
		Variadic:   false,
		Callback: func(args []interface{}) (interface{}, error) {
			inputList := args[0].([]ast.Variable)

			var outputList []ast.Variable
			return flattener(outputList, inputList), nil
		},
	}
}
739609
func GetFuncArg(e Expression, idx int) Expression {
	if f, ok := e.(*ScalarFunction); ok {
		return f.GetArgs()[idx]
	}
	return nil
}
500441
func normalizeFunc(edges []*lnrpc.ChannelEdge, scaleFactor float64) func(int64) float64 {
	var (
		min float64 = math.MaxInt64
		max float64
	)

	for _, edge := range edges {
		// In order to obtain saner values, we reduce the capacity of a
		// channel to its base 2 logarithm.
		z := math.Log2(float64(edge.Capacity))

		if z < min {
			min = z
		}
		if z > max {
			max = z
		}
	}

	return func(x int64) float64 {
		y := math.Log2(float64(x))

		// TODO(roasbeef): results in min being zero
		return (y - min) / (max - min) * scaleFactor
	}
}
284023
func Argmin(a []float32) int {
	var f float32
	var min int
	var set bool
	for i, v := range a {
		if !set {
			f = v
			min = i
			set = true

			continue
		}

		// TODO: Maybe error instead of this?
		if math32.IsNaN(v) || math32.IsInf(v, -1) {
			min = i
			f = v
			break
		}

		if v < f {
			min = i
			f = v
		}
	}
	return min
}
1146897
func binOpMin(rate int8, x, y Input, numOutputs int) Input {
	CheckRate(rate)
	return NewInput(BinOpUgenName, rate, BinOpMin, numOutputs, x, y)
}
277644
func interpolationFuncFloor() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeFloat},
		ReturnType: ast.TypeInt,
		Callback: func(args []interface{}) (interface{}, error) {
			return int(math.Floor(args[0].(float64))), nil
		},
	}
}
1001359
func interpolationFuncElement() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeList, ast.TypeString},
		ReturnType: ast.TypeString,
		Callback: func(args []interface{}) (interface{}, error) {
			list := args[0].([]ast.Variable)
			if len(list) == 0 {
				return nil, fmt.Errorf("element() may not be used with an empty list")
			}

			index, err := strconv.Atoi(args[1].(string))
			if err != nil || index < 0 {
				return "", fmt.Errorf(
					"invalid number for index, got %s", args[1])
			}

			resolvedIndex := index % len(list)

			v := list[resolvedIndex]
			if v.Type != ast.TypeString {
				return nil, fmt.Errorf(
					"element() may only be used with flat lists, this list contains elements of %s",
					v.Type.Printable())
			}
			return v.Value, nil
		},
	}
}
9711
func Interpolate(a, b *T, t float64) T {
	t1 := 1 - t
	return T{
		a[0]*t1 + b[0]*t,
		a[1]*t1 + b[1]*t,
		a[2]*t1 + b[2]*t,
	}
}
129646
func interpolationFuncJoin() ast.Function {
	return ast.Function{
		ArgTypes:     []ast.Type{ast.TypeString},
		Variadic:     true,
		VariadicType: ast.TypeList,
		ReturnType:   ast.TypeString,
		Callback: func(args []interface{}) (interface{}, error) {
			var list []string

			if len(args) < 2 {
				return nil, fmt.Errorf("not enough arguments to join()")
			}

			for _, arg := range args[1:] {
				for _, part := range arg.([]ast.Variable) {
					if part.Type != ast.TypeString {
						return nil, fmt.Errorf(
							"only works on flat lists, this list contains elements of %s",
							part.Type.Printable())
					}
					list = append(list, part.Value.(string))
				}
			}

			return strings.Join(list, args[0].(string)), nil
		},
	}
}
297026
func interpolationFuncReplace() ast.Function {
	return ast.Function{
		ArgTypes:   []ast.Type{ast.TypeString, ast.TypeString, ast.TypeString},
		ReturnType: ast.TypeString,
		Callback: func(args []interface{}) (interface{}, error) {
			s := args[0].(string)
			search := args[1].(string)
			replace := args[2].(string)

			// We search/replace using a regexp if the string is surrounded
			// in forward slashes.
			if len(search) > 1 && search[0] == '/' && search[len(search)-1] == '/' {
				re, err := regexp.Compile(search[1 : len(search)-1])
				if err != nil {
					return nil, err
				}

				return re.ReplaceAllString(s, replace), nil
			}

			return strings.Replace(s, search, replace, -1), nil
		},
	}
}
744243
func (b *Bar) PrependFunc(f DecoratorFunc) *Bar {
	b.mtx.Lock()
	defer b.mtx.Unlock()
	b.prependFuncs = append(b.prependFuncs, f)
	return b
}