44 lines
1.9 KiB
Go
44 lines
1.9 KiB
Go
package trunk
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import (
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"fmt"
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"strings"
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)
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// A mesh package is a Go module of a repository of the mesh's forge (ForgeModulePrefix): mesh-sdk's Go module, and an
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// owner module's package (novox/hq ADR 0593 §1). The indexer alone reads which packages a module imports, their content
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// digests and their latest published versions, and writes them in its state (PublishedPackages, ADR 0593 §2); a build
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// writes the version it is asked into its own go.mod and go.sum (StepAsk.Packages).
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// ForgeModulePrefix is the module path prefix of the Go modules the mesh's forge serves: a Go module whose path starts
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// with it is a mesh package, git.novox.be/novox/<repository>[/<directory of the module in it>].
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const ForgeModulePrefix = "git.novox.be/novox/"
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// PackageRepository is the repository (<owner>/<name>) a mesh package is published from and the package's directory in
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// it ("" for its root); false for a path that is not a forge module's.
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func PackageRepository(pkg string) (repository, dir string, ok bool) {
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rest, found := strings.CutPrefix(pkg, ForgeModulePrefix)
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if !found || rest == "" {
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return "", "", false
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}
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name, dir, _ := strings.Cut(rest, "/")
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if name == "" {
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return "", "", false
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}
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return "novox/" + name, dir, true
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}
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// CheckImports refuses an import set (the imports of a module's kept inputs, of a build's answer and of a build log entry)
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// that holds a path that is no mesh package's, or is not sorted and each once.
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func CheckImports(imports []string) error {
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for i, pkg := range imports {
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if _, _, ok := PackageRepository(pkg); !ok || strings.ContainsAny(pkg, " \t\n@") {
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return fmt.Errorf("trunk: the import %q is no mesh package's path (it starts with %s)", pkg, ForgeModulePrefix)
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}
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if i > 0 && imports[i-1] >= pkg {
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return fmt.Errorf("trunk: the imports are not sorted and each once (%s after %s)", pkg, imports[i-1])
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}
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}
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return nil
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}
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