feat: refactor dependencies updater

Author: zdm

lib/package.js

@@ -724,7 +724,7 @@ export default class Package {
                     outdatedDependencies[ dependency.name ] = [];
                 }
                 else if ( !Array.isArray( outdatedDependencies[ dependency.name ] ) ) {
-                    outdatedDependencies[ name ] = [ outdatedDependencies[ dependency.name ] ];
+                    outdatedDependencies[ dependency.name ] = [ outdatedDependencies[ dependency.name ] ];
                 }
 
                 outdatedDependencies[ dependency.name ].push( {
@@ -785,29 +785,32 @@ export default class Package {
 
             for ( const spec of specs ) {
 
-                // updatable dependency
-                spec.updatable = locations[ spec.location ];
+                // outdated dependency
+                spec.outdated = spec.wanted !== spec.latest;
 
-                // not-outdated dependency, can be updated to the latest version
-                if ( spec.wanted === spec.latest ) {
-                    spec.outdated = false;
-                }
+                // include installed, updatable deps by default
+                let include;
 
-                // outdated dependency, can not be updated to the latest version
-                else {
-                    spec.outdated = true;
+                if ( spec.linked ) {
+                    spec.updatable = true;
+
+                    include = true;
                 }
+                else {
+                    spec.updatable = locations[ spec.location ];
 
-                // include installed, updatable deps by default
-                let include = spec.current && spec.updatable;
+                    if ( spec.updatable && spec.current ) {
+                        include = true;
+                    }
+                }
 
                 // include outdated deps
                 if ( outdated && spec.outdated ) {
                     include = true;
                 }
 
                 // include linked deps
-                if ( linked && spec.linked ) {
+                if ( spec.linked ) {
                     include = true;
                 }
 
@@ -819,7 +822,7 @@ export default class Package {
                 if ( !include ) continue;
 
                 // updatable dependency
-                if ( spec.updatable || spec.linked ) {
+                if ( spec.updatable ) {
                     hasUpdates = true;
                 }