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internal/dependencyfile/packagelockjson/packagelockjson.go
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| // Copyright 2025 Google LLC | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| // Package packagelockjson provides the structures for npm's package-lock.json lockfile format. | ||
| package packagelockjson | ||
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| // Lockfile is the npm package-lock.json lockfile. | ||
| type LockFile struct { | ||
| Version int `json:"lockfileVersion"` | ||
| // npm v1- lockfiles use "dependencies" | ||
| Dependencies map[string]Dependency `json:"dependencies,omitempty"` | ||
| // npm v2+ lockfiles use "packages" | ||
| Packages map[string]Package `json:"packages,omitempty"` | ||
| } | ||
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| // Dependency is the representation of an installed dependency in lockfileVersion 1 | ||
| type Dependency struct { | ||
| // For an aliased package, Version is like "npm:[name]@[version]" | ||
| Version string `json:"version"` | ||
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| Dev bool `json:"dev,omitempty"` | ||
| Optional bool `json:"optional,omitempty"` | ||
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| Requires map[string]string `json:"requires,omitempty"` | ||
| Dependencies map[string]Dependency `json:"dependencies,omitempty"` | ||
| } | ||
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| // DepGroups returns the list of groups this dependency belongs to. | ||
| // May be empty, or one or both of "dev", "optional". | ||
| func (dep Dependency) DepGroups() []string { | ||
| if dep.Dev && dep.Optional { | ||
| return []string{"dev", "optional"} | ||
| } | ||
| if dep.Dev { | ||
| return []string{"dev"} | ||
| } | ||
| if dep.Optional { | ||
| return []string{"optional"} | ||
| } | ||
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| return nil | ||
| } | ||
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| // Package is the representation of an installed dependency in lockfileVersion 2+ | ||
| type Package struct { | ||
| // For an aliased package, Name is the real package name | ||
| Name string `json:"name,omitempty"` | ||
| Version string `json:"version"` | ||
| Resolved string `json:"resolved"` | ||
| Link bool `json:"link,omitempty"` | ||
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| Dev bool `json:"dev,omitempty"` | ||
| DevOptional bool `json:"devOptional,omitempty"` | ||
| Optional bool `json:"optional,omitempty"` | ||
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| Dependencies map[string]string `json:"dependencies,omitempty"` | ||
| DevDependencies map[string]string `json:"devDependencies,omitempty"` | ||
| OptionalDependencies map[string]string `json:"optionalDependencies,omitempty"` | ||
| PeerDependencies map[string]string `json:"peerDependencies,omitempty"` | ||
| PeerDependenciesMeta map[string]struct { | ||
| Optional bool `json:"optional,omitempty"` | ||
| } `json:"peerDependenciesMeta,omitempty"` | ||
| } | ||
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| // DepGroups returns the list of groups this package belongs to. | ||
| // May be empty, or one or both of "dev", "optional". | ||
| func (pkg Package) DepGroups() []string { | ||
| if pkg.Dev { | ||
| return []string{"dev"} | ||
| } | ||
| if pkg.Optional { | ||
| return []string{"optional"} | ||
| } | ||
| if pkg.DevOptional { | ||
| return []string{"dev", "optional"} | ||
| } | ||
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| return nil | ||
| } |
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