From d1ca1c8add2b122eb9b558d3c185f34de001e971 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=80=E8=90=8C=E5=B0=8F=E6=B1=90?= <sumneko@hotmail.com>
Date: Mon, 9 Dec 2019 17:29:00 +0800
Subject: =?UTF-8?q?hover=20=E6=94=AF=E6=8C=81=20require=20=E8=B7=AF?=
 =?UTF-8?q?=E5=BE=84?=
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---
 script-beta/core/definition.lua        | 11 +++++----
 script-beta/core/hover/description.lua | 43 ++++++++++++++++++++++++++++++++++
 script-beta/core/hover/init.lua        |  7 ++++--
 3 files changed, 55 insertions(+), 6 deletions(-)
 create mode 100644 script-beta/core/hover/description.lua

(limited to 'script-beta/core')

diff --git a/script-beta/core/definition.lua b/script-beta/core/definition.lua
index 865fc7cb..5f16ad84 100644
--- a/script-beta/core/definition.lua
+++ b/script-beta/core/definition.lua
@@ -58,14 +58,17 @@ local function checkRequire(source, offset, callback)
     if type(literal) ~= 'string' then
         return
     end
-    local name = func.special
-    if     name == 'require' then
+    local lib = vm.getLibrary(func)
+    if not lib then
+        return
+    end
+    if     lib.name == 'require' then
         local result = workspace.findUrisByRequirePath(literal, true)
         for _, uri in ipairs(result) do
             callback(uri)
         end
-    elseif name == 'dofile'
-    or     name == 'loadfile' then
+    elseif lib.name == 'dofile'
+    or     lib.name == 'loadfile' then
         local result = workspace.findUrisByFilePath(literal, true)
         for _, uri in ipairs(result) do
             callback(uri)
diff --git a/script-beta/core/hover/description.lua b/script-beta/core/hover/description.lua
new file mode 100644
index 00000000..1a6f19ca
--- /dev/null
+++ b/script-beta/core/hover/description.lua
@@ -0,0 +1,43 @@
+local vm    = require 'vm'
+local ws    = require 'workspace'
+local furi  = require 'file-uri'
+local files = require 'files'
+
+local function asString(source)
+    local literal = vm.getLiteral(source)
+    if type(literal) ~= 'string' then
+        return nil
+    end
+    local parent = source.parent
+    if parent and parent.type == 'callargs' then
+        local result
+        local call = parent.parent
+        local node = call.node
+        local lib = vm.getLibrary(node)
+        if not lib then
+            return
+        end
+        if     lib.name == 'require' then
+            result = ws.findUrisByRequirePath(literal, true)
+        elseif lib.name == 'dofile'
+        or     lib.name == 'loadfile' then
+            result = ws.findUrisByFilePath(literal, true)
+        end
+        if result and #result > 0 then
+            for i, uri in ipairs(result) do
+                local path = furi.decode(uri)
+                if files.eq(path:sub(1, #ws.path), ws.path) then
+                    path = path:sub(#ws.path + 1):gsub('^[/\\]*', '')
+                end
+                result[i] = ('[%s](%s)'):format(path, uri)
+            end
+            return table.concat(result, '\n')
+        end
+    end
+end
+
+return function (source)
+    if source.type == 'string' then
+        return asString(source)
+    end
+end
diff --git a/script-beta/core/hover/init.lua b/script-beta/core/hover/init.lua
index 34a1afae..63129c3e 100644
--- a/script-beta/core/hover/init.lua
+++ b/script-beta/core/hover/init.lua
@@ -2,6 +2,7 @@ local files     = require 'files'
 local guide     = require 'parser.guide'
 local vm        = require 'vm'
 local getLabel  = require 'core.hover.label'
+local getDesc   = require 'core.hover.description'
 local util      = require 'utility'
 
 local function getHoverAsFunction(source)
@@ -54,9 +55,11 @@ end
 
 local function getHoverAsValue(source)
     local label = getLabel(source, source)
+    local desc  = getDesc(source)
     return {
-        label  = label,
-        source = source,
+        label       = label,
+        description = desc,
+        source      = source,
     }
 end
 
-- 
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