更新

2 files changed, 37 insertions, 9 deletions

diff --git a/script-beta/vm/getLinks.lua b/script-beta/vm/getLinks.lua
index b034fd24..41318e1c 100644
--- a/script-beta/vm/getLinks.lua
+++ b/script-beta/vm/getLinks.lua
@@ -3,11 +3,36 @@ local vm    = require 'vm.vm'
 local files = require 'files'
 
 local function getFileLinks(uri)
-    
+    local links = {}
+    local ast = files.getAst(uri)
+    if not ast then
+        return links
+    end
+    guide.eachSpecialOf(ast.ast, 'require', function (source)
+        local call = source.parent
+        if not call or call.type ~= 'call' then
+            return
+        end
+    end)
+    return links
 end
 
 local function getLinksTo(uri)
-
+    local links = {}
+    local mark = {}
+    for u in files.eachFile() do
+        local l = vm.getFileLinks(u)
+        for _, lu in ipairs(l) do
+            if files.eq(uri, lu) then
+                local ku = files.asKey(u)
+                if not mark[ku] then
+                    mark[ku] = true
+                    links[#links+1] = u
+                end
+            end
+        end
+    end
+    return links
 end
 
 function vm.getLinksTo(uri)
@@ -21,11 +46,7 @@ function vm.getLinksTo(uri)
 end
 
 function vm.getFileLinks(uri)
-    local cache = vm.getCache('getFileLinks')[uri]
-    if cache ~= nil then
-        return cache
-    end
-    cache = getFileLinks(uri)
-    vm.getCache('getFileLinks')[uri] = cache
-    return cache
+    local cache = files.getCache(uri)
+    cache.links = cache.links or getFileLinks(uri)
+    return cache.links
 end
diff --git a/script-beta/vm/guideInterface.lua b/script-beta/vm/guideInterface.lua
index f3ce2740..f7a35b6d 100644
--- a/script-beta/vm/guideInterface.lua
+++ b/script-beta/vm/guideInterface.lua
@@ -7,6 +7,9 @@ local m = {}
 
 function m.searchFileReturn(results, ast, index)
     local returns = ast.returns
+    if not returns then
+        return
+    end
     for _, ret in ipairs(returns) do
         local exp = ret[index]
         if exp then
@@ -80,3 +83,7 @@ end
 function vm.interface.global(name)
     return vm.getGlobals(name)
 end
+
+function vm.interface.links(uri)
+    return vm.getLinksTo(uri)
+end