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|
package gojq_test
import (
"fmt"
"log"
"github.com/wader/gojq"
)
type moduleLoader struct{}
func (*moduleLoader) LoadModule(name string) (*gojq.Query, error) {
switch name {
case "module1":
return gojq.Parse(`
module { name: "module1", test: 42 };
import "module2" as foo;
def g: foo::f;
`)
case "module2":
return gojq.Parse(`
def f: .foo;
`)
case "module3":
return gojq.Parse("")
}
return nil, fmt.Errorf("module not found: %q", name)
}
func ExampleWithModuleLoader() {
query, err := gojq.Parse(`
import "module1" as m;
m::g
`)
if err != nil {
log.Fatalln(err)
}
code, err := gojq.Compile(
query,
gojq.WithModuleLoader(&moduleLoader{}),
)
if err != nil {
log.Fatalln(err)
}
input := map[string]any{"foo": 42}
iter := code.Run(input)
for {
v, ok := iter.Next()
if !ok {
break
}
if err, ok := v.(error); ok {
log.Fatalln(err)
}
fmt.Printf("%#v\n", v)
}
// Output:
// 42
}
|
