validate

Validates Node.js package field.

Similar: which, validate, rev-parse.

enpm validate <field> <value> [options]
# field: package field to validate
## name, version, license, email, username
# value: value of field
# -> 1 if valid for new packages
# -> 0 if valid for old packages
# -> -1 otherwise (error)

# Options:
# --help: view this help
# --silent: enable showing only -1 on error (0)

# Environment variables:
$NPM_SILENT # enable showing only -1 on error (0)

$ enpm validate name boolean
# is name "boolean" is valid?
## 1

$ enpm validate version 0.1.1.exe
# is version "0.1.1.exe" valid?
## error: invalid semver format

$ enpm validate license hyd-license --silent
# is license "hyd-license" valid?
## -1

References

• "validate-npm-package-name"
• "validate-npm-package-license"
• "npm-user-validate"
• "semver"