zooltd commented on a change in pull request #51:
URL: https://github.com/apache/skywalking-eyes/pull/51#discussion_r681433877
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File path: pkg/deps/npm.go
##########
@@ -141,79 +119,132 @@ func (resolver *NpmResolver) NeedSkipInstallPkgs() bool {
}
// InstallPkgs runs command 'npm install' to install node packages
-func (resolver *NpmResolver) InstallPkgs(root string) error {
+func (resolver *NpmResolver) InstallPkgs() {
cmd := exec.Command("npm", "install")
- cmd.Dir = root
logger.Log.Println(fmt.Sprintf("Run command: %v, please wait",
cmd.String()))
cmd.Stdout = os.Stdout
cmd.Stderr = os.Stderr
+ // Error occurs all the time in npm commands, so no return statement
here
if err := cmd.Run(); err != nil {
- return err
+ logger.Log.Errorln(err)
}
- return nil
}
-// ResolvePackageLicense resolves the licenses of the given packages.
-func (resolver *NpmResolver) ResolvePackageLicense(depName string, report
*Report) error {
- depFiles, err := ioutil.ReadDir(depName)
+// ListPkgPaths runs npm command to list all the production only packages'
absolute paths, one path per line
+// Note that although the flag `--long` can show more information line like a
package's name,
+// its realization and printing format is not uniform in different npm-cli
versions
+func (resolver *NpmResolver) ListPkgPaths() (io.Reader, error) {
+ buffer := &bytes.Buffer{}
+ cmd := exec.Command("npm", "ls", "--all", "--production", "--parseable")
+ cmd.Stderr = os.Stderr
+ cmd.Stdout = buffer
+ // Error occurs all the time in npm commands, so no return statement
here
+ err := cmd.Run()
+ return buffer, err
Review comment:
the error returned from `cmd.Run()` is exist error, like `exit status 1`
it differs from `Stderr` , which records runtime error
so the same error will not be printed twice
same as the problem below
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