omissis/goarkitect

package expect

import (
    "bytes"
    "fmt"
    "os/exec"
    "path/filepath"

    "github.com/omissis/goarkitect/internal/arch/rule"
)

func BeGitencrypted(opts ...Option) *gitEncryptedExpression {
    expr := &gitEncryptedExpression{}

    expr.applyOptions(opts)

    return expr
}

type gitEncryptedExpression struct {
    baseExpression
}

func (e gitEncryptedExpression) Evaluate(rb rule.Builder) []rule.CoreViolation {
    return e.evaluate(rb, e.doEvaluate, e.getViolation)
}

func (e gitEncryptedExpression) doEvaluate(rb rule.Builder, filePath string) bool {
    cmd := exec.Command("git", "crypt", "status", filePath)

    out, err := cmd.CombinedOutput()
    if err != nil {
        rb.AddError(err)

        return true
    }

    return bytes.Contains(out, []byte("not encrypted"))
}

func (e gitEncryptedExpression) getViolation(filePath string) rule.CoreViolation {
    format := "file '%s' is not gitencrypted"

    if e.options.negated {
        format = "file '%s' is gitencrypted"
    }

    return rule.NewCoreViolation(
        fmt.Sprintf(format, filepath.Base(filePath)),
    )
}