terraform/vendor/github.com/ChrisTrenkamp/goxpath/internal/execxp/execxp.go

28 lines
605 B
Go

package execxp
import (
"encoding/xml"
"github.com/ChrisTrenkamp/goxpath/parser"
"github.com/ChrisTrenkamp/goxpath/tree"
)
//Exec executes the XPath expression, xp, against the tree, t, with the
//namespace mappings, ns.
func Exec(n *parser.Node, t tree.Node, ns map[string]string, fns map[xml.Name]tree.Wrap, v map[string]tree.Result) (tree.Result, error) {
f := xpFilt{
t: t,
ns: ns,
ctx: tree.NodeSet{t},
fns: fns,
variables: v,
}
return exec(&f, n)
}
func exec(f *xpFilt, n *parser.Node) (tree.Result, error) {
err := xfExec(f, n)
return f.ctx, err
}