#1240 use faster isInString

Author: sumneko

script/core/command/removeSpace.lua

@@ -4,14 +4,6 @@ local proto     = require 'proto'
 local lang      = require 'language'
 local converter = require 'proto.converter'
 
-local function isInString(ast, offset)
-    return guide.eachSourceContain(ast.ast, offset, function (source)
-        if source.type == 'string' then
-            return true
-        end
-    end) or false
-end
-
 ---@async
 return function (data)
     local uri   = data.uri
@@ -32,7 +24,8 @@ return function (data)
             goto NEXT_LINE
         end
         local lastPos = guide.offsetToPosition(state, lastOffset)
-        if isInString(state.ast, lastPos) then
+        if guide.isInString(state.ast, lastPos)
+        or guide.isInComment(state.ast, lastPos) then
             goto NEXT_LINE
         end
         local firstOffset = startOffset

script/core/diagnostics/trailing-space.lua

@@ -2,23 +2,6 @@ local files = require 'files'
 local lang  = require 'language'
 local guide = require 'parser.guide'
 
-local function isInString(ast, offset)
-    return guide.eachSourceType(ast, 'string', function (source)
-        if offset >= source.start and offset <= source.finish then
-            return true
-        end
-    end)
-end
-
-local function isInComment(ast, offset)
-    for _, com in ipairs(ast.state.comms) do
-        if offset >= com.start and offset <= com.finish then
-            return true
-        end
-    end
-    return false
-end
-
 return function (uri, callback)
     local state = files.getState(uri)
     local text  = files.getText(uri)
@@ -35,8 +18,8 @@ return function (uri, callback)
             goto NEXT_LINE
         end
         local lastPos = guide.offsetToPosition(state, lastOffset)
-        if isInString(state.ast, lastPos)
-        or isInComment(state.ast, lastPos) then
+        if guide.isInString(state.ast, lastPos)
+        or guide.isInComment(state.ast, lastPos) then
             goto NEXT_LINE
         end
         local firstOffset = startOffset

script/parser/guide.lua

@@ -1231,6 +1231,15 @@ function m.isInString(ast, position)
     end)
 end
 
+function m.isInComment(ast, offset)
+    for _, com in ipairs(ast.state.comms) do
+        if offset >= com.start and offset <= com.finish then
+            return true
+        end
+    end
+    return false
+end
+
 function m.isOOP(source)
     if source.type == 'setmethod'
     or source.type == 'getmethod' then