63 lines
1.9 KiB
Go
63 lines
1.9 KiB
Go
// Copyright 2016 Pulumi, Inc. All rights reserved.
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package cmd
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import (
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"fmt"
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"path/filepath"
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"github.com/spf13/cobra"
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"github.com/pulumi/coconut/pkg/compiler"
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"github.com/pulumi/coconut/pkg/util/cmdutil"
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"github.com/pulumi/coconut/pkg/util/contract"
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)
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func newVerifyCmd() *cobra.Command {
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var cmd = &cobra.Command{
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Use: "verify [package]",
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Short: "Check that a Nut and its NutIL are correct",
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Long: "Check that a Nut and its NutIL are correct, reporting any errors.\n" +
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"\n" +
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"A Nut contains intermediate language (NutIL) that encodes symbols,\n" +
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"definitions, and executable code. This NutIL must obey a set of specific rules\n" +
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"for it to be valid. Otherwise, evaluating it will fail.\n" +
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"\n" +
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"The verify command thoroughly checks the NutIL against these rules, and issues\n" +
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"errors anywhere it doesn't obey them. This is generally useful for tools developers\n" +
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"and can ensure that Nuts do not fail at runtime, when such invariants are checked.",
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Run: func(cmd *cobra.Command, args []string) {
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// In the case of an argument, load that specific package and new up a compiler based on its base path.
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// Otherwise, use the default workspace and package logic (which consults the current working directory).
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var success bool
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if len(args) == 0 {
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comp, err := compiler.Newwd(nil)
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if err != nil {
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contract.Failf("fatal: %v", err)
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}
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success = comp.Verify()
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} else {
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fn := args[0]
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if pkg := cmdutil.ReadPackageFromArg(fn); pkg != nil {
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var comp compiler.Compiler
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var err error
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if fn == "-" {
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comp, err = compiler.Newwd(nil)
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} else {
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comp, err = compiler.New(filepath.Dir(fn), nil)
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}
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if err != nil {
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contract.Failf("fatal: %v", err)
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}
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success = comp.VerifyPackage(pkg)
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}
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}
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if !success {
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fmt.Printf("fatal: Nut verification failed\n")
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}
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},
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}
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return cmd
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}
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