🌱 Use maximum verbosity for errors in command/get.go (#75)

* 🌱 Use maximum verbosity for errors in command/get.go

* 🌱 Fix typo, use checksum variable

* 🐛 Fix linter

* Update command/get.go

Co-authored-by: Wilson E. Husin <[email protected]>

* Update command/get.go

Co-authored-by: Wilson E. Husin <[email protected]>

* Update command/get.go

Co-authored-by: Wilson E. Husin <[email protected]>

* 🌱 Remove extraneous fmt.Errorf for symLink err

Co-authored-by: Wilson E. Husin <[email protected]>

Author: chrisyxlee

command/get.go

@@ -16,6 +16,7 @@ package command
 
 import (
 	"context"
+	"fmt"
 	"os"
 	"path/filepath"
 	"time"
@@ -62,13 +63,19 @@ func symlink(binDir, progDir string, p *program.Lock) error {
 func Get(ctx context.Context, conf *config.Runtime, p *program.Lock) error {
 	archiveName, err := p.ArchiveName(conf.OS, conf.Arch)
 	if err != nil {
-		return err
+		return fmt.Errorf("get archive name: %w", err)
+	}
+
+	checksum, ok := p.Checksums[archiveName]
+	if !ok {
+		return fmt.Errorf("unrecognized checksum reference '%s'", archiveName)
 	}
 
-	progDir := filepath.Join(conf.ProgDir, p.Checksums[archiveName].Binary+"-"+p.Name)
+	progDir := filepath.Join(conf.ProgDir, checksum.Binary+"-"+p.Name)
 	if err := Verify(ctx, conf, p); err == nil {
 		// Re-run symlink to renew atime and mtime, so that GNU Make will not rebuild in the future
 		internal.Log().Debug().Str("program", p.Name).Msg("found valid existing, re-linking")
+		// symLink already returns context in the error
 		return symlink(conf.BinDir, progDir, p)
 	}
 
@@ -90,24 +97,27 @@ func Get(ctx context.Context, conf *config.Runtime, p *program.Lock) error {
 
 	a, err := p.DownloadArchive(ctx, &download.HTTP{UseCache: conf.UseCache}, conf.OS, conf.Arch)
 	if err != nil {
-		return err
+		return fmt.Errorf("download archive: %w", err)
 	}
+
 	internal.Log().Debug().Str("program", p.Name).Msg("extracting archive")
 	bin, err := a.Extract(p.Name)
 	if err != nil {
-		return err
+		return fmt.Errorf("extract archive: %w", err)
 	}
+
 	internal.Log().Debug().Str("program", p.Name).Msg("found binary")
 
 	fullProgDir := filepath.Join(conf.BinDir, progDir)
-	if err = os.MkdirAll(fullProgDir, 0755); err != nil {
-		return err
+	if err := os.MkdirAll(fullProgDir, 0755); err != nil {
+		return fmt.Errorf("ensuring directory existence '%s': %w", fullProgDir, err)
 	}
+
 	binPath := filepath.Join(fullProgDir, p.Name)
-	err = os.WriteFile(binPath, bin, 0755)
-	if err != nil {
-		return err
+	if err := os.WriteFile(binPath, bin, 0755); err != nil {
+		return fmt.Errorf("write file '%s': %w", binPath, err)
 	}
+
 	internal.Log().Debug().Str("output", binPath).Str("program", p.Name).Msg("downloaded")
 
 	return symlink(conf.BinDir, progDir, p)