Function NewParamSet

internal/sql/named/param_set.go:67–85

NewParamSet creates a set of parameters with the given list of already used positions

(positionsUsed map[int]bool, hasNamedSupport bool)

// NewParamSet creates a set of parameters with the given list of already used positions
func NewParamSet(positionsUsed map[int]bool, hasNamedSupport bool) *ParamSet {
	positionToName := make(map[int]string, len(positionsUsed))
	for index, used := range positionsUsed {
		if !used {
			continue
		}

		// assume the previously used params have no name
		positionToName[index] = ""
	}

	return &ParamSet{
		argn:            1,
		namedParams:     make(map[string]Param),
		namedLocs:       make(map[string][]int),
		hasNamedSupport: hasNamedSupport,
		positionToName:  positionToName,
	}
}