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https://github.com/open-policy-agent/opa.git
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Anders Eknert
5bb4752e73
And update linter conf to ignore v0 directories entirely Finally, added the `nolintlint` linter which will help enforce better nolint hygiene in the project going forward. Signed-off-by: Anders Eknert <anders.eknert@apple.com>
60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
// Copyright 2016 The OPA Authors. All rights reserved.
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// Use of this source code is governed by an Apache2
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// license that can be found in the LICENSE file.
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package repl_test
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import (
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"bytes"
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"context"
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"fmt"
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"github.com/open-policy-agent/opa/v1/ast"
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"github.com/open-policy-agent/opa/v1/repl"
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"github.com/open-policy-agent/opa/v1/storage/inmem"
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)
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func ExampleREPL_OneShot() {
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// Initialize context for the example. Normally the caller would obtain the
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// context from an input parameter or instantiate their own.
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ctx := context.Background()
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// Instantiate the policy engine's storage layer.
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store := inmem.New()
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// Create a buffer that will receive REPL output.
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var buf bytes.Buffer
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// Create a new REPL.
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r := repl.New(store, "", &buf, "json", 0, "").
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WithRegoVersion(ast.RegoV1)
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// Define a rule inside the REPL.
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r.OneShot(ctx, "p if { a = [1, 2, 3, 4]; a[_] > 3 }")
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// Query the rule defined above.
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r.OneShot(ctx, "p")
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// Inspect the output. Defining rules does not produce output so we only expect
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// output from the second line of input.
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fmt.Println(buf.String())
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// Output:
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// {
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// "result": [
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// {
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// "expressions": [
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// {
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// "value": true,
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// "text": "p",
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// "location": {
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// "row": 1,
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// "col": 1
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// }
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// }
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// ]
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// }
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// ]
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// }
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}
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