Added --engines-node functionality

bin/ncu

@@ -23,6 +23,7 @@ program
     .option('--cwd <path>', 'Used as current working directory for `spawn` in npm listing')
     .option('--dep <dep>', 'check only a specific section(s) of dependencies: prod|dev|peer|optional|bundle (comma-delimited)')
     .option('-e, --error-level <n>', 'set the error-level. 1: exits with error code 0 if no errors occur. 2: exits with error code 0 if no packages need updating (useful for continuous integration). Default is 1.', cint.partialAt(parseInt, 1, 10), 1)
+    .option('--engines-node', 'upgrade to version which satisfies engines.node range')
     .option('-f, --filter <matches>', 'include only package names matching the given string, comma-or-space-delimited list, or /regex/')
     .option('-g, --global', 'check global packages instead of in the current project')
     // program.json is set to true in programInit if any options that begin with 'json' are true

bin/npm-check-updates

@@ -1,4 +1,4 @@
 #!/usr/bin/env node
 'use strict';
 
-require('node-alias')('ncu', __dirname, { message: false });
+require('node-alias')('ncu', __dirname, {message: false});

lib/npm-check-updates.js

@@ -188,6 +188,10 @@ function analyzeProjectDependencies(options, pkgData, pkgFile) {
 
     print(options, `Fetching ${vm.getVersionTarget(options)} versions...`, 'verbose');
 
+    if (options.enginesNode) {
+        options.enginesNode = _.get(pkg, 'engines.node');
+    }
+
     return vm.upgradePackageDefinitions(current, options).then(async ([upgraded, latest]) => {
         const {newPkgData, selectedNewDependencies} = await vm.upgradePackageData(pkgData, current, upgraded, latest, options);
 

lib/package-managers/npm.js

@@ -6,6 +6,8 @@ const versionUtil  = require('../version-util.js');
 const spawn        = require('spawn-please');
 const pacote = require('pacote');
 
+const TIME_FIELDS = ['modified', 'created'];
+
 // needed until pacote supports full npm config compatibility
 // See: https://github.com/zkat/pacote/issues/156
 const npmConfig = {};
@@ -46,45 +48,81 @@ function parseJson(result, data) {
  * @param {string} packageName   Name of the package
  * @param {string} field         Field such as "versions" or "dist-tags.latest" are parsed from the pacote result (https://www.npmjs.com/package/pacote#packument)
  * @param {string} currentVersion
- * @returns {Promise}             Promised result
+ * @returns {Promise}            Promised result
  */
-function view(packageName, field, currentVersion) {
+function viewOne(packageName, field, currentVersion) {
+    return viewMany(packageName, [field], currentVersion)
+        .then(result => {
+            return result && result[field];
+        });
+}
+
+/**
+ * @param {string} packageName   Name of the package
+ * @param {string[]} fields      Array of fields like versions, time, version
+ * @param {string} currentVersion
+ * @returns {Promise}            Promised result
+ */
+function viewMany(packageName, fields, currentVersion) {
     if (currentVersion && (!semver.validRange(currentVersion) || versionUtil.isWildCard(currentVersion))) {
         return Promise.resolve();
     }
 
-    npmConfig['full-metadata'] = field === 'time';
+    npmConfig['full-metadata'] = _.includes(fields, 'time');
 
     return pacote.packument(packageName, npmConfig).then(result => {
-        if (field.startsWith('dist-tags.')) {
-            const [tagName, version] = field.split('.');
-            if (result[tagName]) {
-                return result[tagName][version];
+        const resultObject = {};
+        _.each(fields, (field) => {
+            if (field.startsWith('dist-tags.')) {
+                const [tagName, version] = field.split('.');
+                if (result[tagName]) {
+                    resultObject[field] = result.versions[result[tagName][version]];
+                }
+            } else {
+                resultObject[field] = result[field];
             }
-        } else if (field === 'versions') {
-            return Object.keys(result[field]);
-        } else {
-            return result[field];
-        }
+        });
+        return resultObject;
     });
 }
 
 /**
  * @param {Array} versions  Array of all available versions
+ * @param {Boolean} pre     Enabled prerelease?
  * @returns {Array}         An array of versions with the release versions filtered out
  */
-function filterOutPrereleaseVersions(versions) {
-    return _.filter(versions, _.negate(isPre));
+function filterOutPrereleaseVersions(versions, pre) {
+    return _.filter(versions, (version) => {
+        return pre || _.negate(isPre)(version);
+    });
 }
 
 /**
- * @param            version
- * @returns {boolean}          True if the version is any kind of prerelease: alpha, beta, rc, pre
+ * @param {String} version
+ * @returns {boolean} True if the version is any kind of prerelease: alpha, beta, rc, pre
  */
 function isPre(version) {
     return versionUtil.getPrecision(version) === 'release';
 }
 
+/**
+ * @param {{}}     versions    Object with all versions
+ * @param {String} enginesNode Package engines.node range
+ * @returns {Array} An array of versions which satisfies engines.node range
+ */
+function doesSatisfyEnginesNode(versions, enginesNode) {
+    if (!enginesNode) {
+        return _.keys(versions);
+    }
+    const minVersion = _.get(semver.minVersion(enginesNode), 'version');
+    if (!minVersion) {
+        return _.keys(versions);
+    }
+    return _.keys(versions).filter((version) => {
+        let versionEnginesNode = _.get(versions[version], 'engines.node');
+        return versionEnginesNode && semver.satisfies(minVersion, versionEnginesNode);
+    });
+}
 
 /**
  * Spawn npm requires a different command on Windows.
@@ -159,78 +197,97 @@ module.exports = {
     /**
      * @param {string} packageName
      * @param {string} currentVersion
-     * @param {boolean} pre
+     * @param {{}} options
      * @returns {Promise}
      */
-    latest(packageName, currentVersion, pre) {
-        return view(packageName, 'dist-tags.latest', currentVersion)
-            .then(version => {
-                // if latest is not a prerelease version, return it
-                // if latest is a prerelease version and --pre is specified, return it
-                if (!isPre(version) || pre) {
-                    return version;
+    latest(packageName, currentVersion, options) {
+        return viewOne(packageName, 'dist-tags.latest', currentVersion)
+            .then(latest => {
+                // if latest exists and latest not satisfies min version of engines.node, set null to it
+                if (latest && !doesSatisfyEnginesNode({[latest.version]: latest}, options.enginesNode).length) {
+                    latest = null;
+                }
+                // if latest exists and latest is not a prerelease version, return it
+                // if latest exists and latest is a prerelease version and --pre is specified, return it
+                if (latest && (!isPre(latest.version) || options.pre)) {
+                    return latest.version;
                 // if latest is a prerelease version and --pre is not specified, find the next
                 // version that is not a prerelease
                 } else {
-                    return view(packageName, 'versions', currentVersion)
-                        .then(filterOutPrereleaseVersions)
-                        .then(_.last);
+                    return viewOne(packageName, 'versions', currentVersion)
+                        .then(versions => {
+                            versions = doesSatisfyEnginesNode(versions, options.enginesNode);
+                            return _.last(filterOutPrereleaseVersions(versions, options.pre));
+                        });
                 }
             });
     },
 
     /**
      * @param {string} packageName
      * @param {string} currentVersion
-     * @param {boolean} pre
+     * @param {{}} options
      * @returns {Promise}
      */
-    newest(packageName, currentVersion, pre) {
-        return view(packageName, 'time', currentVersion)
-            .then(_.keys)
-            .then(_.partialRight(_.pullAll, ['modified', 'created']))
+    newest(packageName, currentVersion, options) {
+        return viewMany(packageName, ['time', 'versions'], currentVersion)
+            .then((result) => {
+                const versions = doesSatisfyEnginesNode(result.versions, options.enginesNode);
+                _.keys(result.time).forEach((key) => {
+                    if (!_.includes(TIME_FIELDS, key) && !_.includes(versions, key)) {
+                        delete result.time[key];
+                    }
+                });
+                return _.keys(result.time);
+            })
+            .then(_.partialRight(_.pullAll, TIME_FIELDS))
             .then(versions => {
-                return _.last(pre ? versions : filterOutPrereleaseVersions(versions));
+                return _.last(filterOutPrereleaseVersions(versions, options.pre));
             });
     },
 
     /**
      * @param {string} packageName
      * @param {string} currentVersion
-     * @param {boolean} pre
+     * @param {{}} options
      * @returns {Promise}
      */
-    greatest(packageName, currentVersion, pre) {
-        return view(packageName, 'versions', currentVersion)
+    greatest(packageName, currentVersion, options) {
+        return viewOne(packageName, 'versions', currentVersion)
             .then(versions => {
-                return _.last(pre ? versions : filterOutPrereleaseVersions(versions));
+                versions = doesSatisfyEnginesNode(versions, options.enginesNode);
+                return _.last(filterOutPrereleaseVersions(versions, options.pre));
             });
     },
 
     /**
      * @param {string} packageName
      * @param {string} currentVersion
-     * @param {boolean} pre
+     * @param {{}} options
      * @returns {Promise}
      */
-    greatestMajor(packageName, currentVersion, pre) {
-        return view(packageName, 'versions', currentVersion).then(versions => {
-            const resultVersions = pre ? versions : filterOutPrereleaseVersions(versions);
-            return versionUtil.findGreatestByLevel(resultVersions, currentVersion, 'major');
-        });
+    greatestMajor(packageName, currentVersion, options) {
+        return viewOne(packageName, 'versions', currentVersion)
+            .then(versions => {
+                versions = doesSatisfyEnginesNode(versions, options.enginesNode);
+                versions = filterOutPrereleaseVersions(versions, options.pre);
+                return versionUtil.findGreatestByLevel(versions, currentVersion, 'major');
+            });
     },
 
     /**
      * @param {string} packageName
      * @param {string} currentVersion
-     * @param {boolean} pre
+     * @param {{}} options
      * @returns {Promise}
      */
-    greatestMinor(packageName, currentVersion, pre) {
-        return view(packageName, 'versions', currentVersion).then(versions => {
-            const resultVersions = pre ? versions : filterOutPrereleaseVersions(versions);
-            return versionUtil.findGreatestByLevel(resultVersions, currentVersion, 'minor');
-        });
+    greatestMinor(packageName, currentVersion, options) {
+        return viewOne(packageName, 'versions', currentVersion)
+            .then(versions => {
+                versions = doesSatisfyEnginesNode(versions, options.enginesNode);
+                versions = filterOutPrereleaseVersions(versions, options.pre);
+                return versionUtil.findGreatestByLevel(versions, currentVersion, 'minor');
+            });
     },
 
     defaultPrefix

lib/versionmanager.js

@@ -253,7 +253,8 @@ function upgradePackageDefinitions(currentDependencies, options) {
         pre: options.pre,
         packageManager: options.packageManager,
         json: options.json,
-        loglevel: options.loglevel
+        loglevel: options.loglevel,
+        enginesNode: options.enginesNode
     }).then(latestVersions => {
 
         const upgradedDependencies = upgradeDependencies(currentDependencies, latestVersions, {
@@ -422,7 +423,7 @@ function queryVersions(packageMap, options = {}) {
      * @returns {Promise}
      */
     function getPackageVersionProtected(dep) {
-        return getPackageVersion(dep, packageMap[dep], options.pre).catch(err => {
+        return getPackageVersion(dep, packageMap[dep], options).catch(err => {
             if (err && (err.message || err).toString().match(/E404|ENOTFOUND|404 Not Found/i)) {
                 return null;
             } else {

test/test-ncu.js

@@ -46,7 +46,7 @@ describe('npm-check-updates', function () {
             ]);
         });
 
-        it('should suggest upgrades to versions within the specified version range if jsonUpraded is true', () => {
+        it('should suggest upgrades to versions within the specified version range if jsonUpgraded is true', () => {
             const upgraded = ncu.run({
                 // juggernaut has been deprecated at v2.1.1 so it is unlikely to invalidate this test
                 packageData: '{ "dependencies": { "juggernaut": "^2.1.0" } }',
@@ -61,7 +61,7 @@ describe('npm-check-updates', function () {
             ]);
         });
 
-        it('should not suggest upgrades to versions within the specified version range if jsonUpraded is true and minimial is true', () => {
+        it('should not suggest upgrades to versions within the specified version range if jsonUpgraded is true and minimial is true', () => {
             const upgraded = ncu.run({
                 // juggernaut has been deprecated at v2.1.1 so it is unlikely to invalidate this test
                 packageData: '{ "dependencies": { "juggernaut": "^2.1.0" } }',
@@ -226,6 +226,85 @@ describe('npm-check-updates', function () {
             });
         });
 
+        it('should enable --engines-node matching ', () => {
+            return ncu.run({
+                jsonAll: true,
+                packageData: JSON.stringify({
+                    dependencies: {
+                        'del': '3.0.0'
+                    },
+                    engines: {
+                        'node': '>=6'
+                    }
+                }),
+                enginesNode: true
+            }).then(data => {
+                return data.should.eql({
+                    dependencies: {
+                        'del': '4.1.1'
+                    },
+                    engines: {
+                        'node': '>=6'
+                    }
+                });
+            });
+        });
+
+        it('should enable engines matching if --engines-node', () => {
+            return ncu.run({
+                jsonAll: true,
+                packageData: JSON.stringify({
+                    dependencies: {
+                        'del': '3.0.0'
+                    },
+                    engines: {
+                        'node': '>=6'
+                    }
+                }),
+                enginesNode: true
+            }).then(upgradedPkg => {
+                upgradedPkg.should.have.property('dependencies');
+                upgradedPkg.dependencies.should.have.property('del');
+                upgradedPkg.dependencies.del.should.equal('4.1.1');
+            });
+        });
+
+        it('should enable engines matching if --engines-node, not update if matches not exists', () => {
+            return ncu.run({
+                jsonAll: true,
+                packageData: JSON.stringify({
+                    dependencies: {
+                        'del': '3.0.0'
+                    },
+                    engines: {
+                        'node': '>=1'
+                    }
+                }),
+                enginesNode: true
+            }).then(upgradedPkg => {
+                upgradedPkg.should.have.property('dependencies');
+                upgradedPkg.dependencies.should.have.property('del');
+                upgradedPkg.dependencies.del.should.equal('3.0.0');
+            });
+        });
+
+        it('should enable engines matching if --engines-node, update to latest version if engines.node not exists', () => {
+            return ncu.run({
+                jsonAll: true,
+                packageData: JSON.stringify({
+                    dependencies: {
+                        'del': '3.0.0'
+                    }
+                }),
+                enginesNode: true
+            }).then(upgradedPkg => {
+                upgradedPkg.should.have.property('dependencies');
+                upgradedPkg.dependencies.should.have.property('del');
+                upgradedPkg.dependencies.del.should.not.equal('3.0.0');
+                upgradedPkg.dependencies.del.should.not.equal('4.1.1');
+            });
+        });
+
     });
 
     describe('cli', () => {