blob: 28cf77365d8a9d2c30fef1ffdd4b6f2ed50b7810 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
|
package validator
import (
"github.com/vektah/gqlparser/ast"
. "github.com/vektah/gqlparser/validator"
)
func init() {
AddRule("NoUnusedVariables", func(observers *Events, addError AddErrFunc) {
observers.OnOperation(func(walker *Walker, operation *ast.OperationDefinition) {
for _, varDef := range operation.VariableDefinitions {
if varDef.Used {
continue
}
if operation.Name != "" {
addError(
Message(`Variable "$%s" is never used in operation "%s".`, varDef.Variable, operation.Name),
At(varDef.Position),
)
} else {
addError(
Message(`Variable "$%s" is never used.`, varDef.Variable),
At(varDef.Position),
)
}
}
})
})
}
|