remove unused comments

2 files changed, 2 insertions, 14 deletions

diff --git a/xmake/core/base/os.lua b/xmake/core/base/os.lua
index cd17fed99..01d77428d 100644
--- a/xmake/core/base/os.lua
+++ b/xmake/core/base/os.lua
@@ -196,8 +196,6 @@ end
 
 -- the current host is belong to the given hosts?
 function os._is_host(host, ...)
-
-    -- no host
     if not host then
         return false
     end
@@ -212,8 +210,6 @@ end
 
 -- the current platform is belong to the given architectures?
 function os._is_arch(arch, ...)
-
-    -- no arch
     if not arch then
         return false
     end
@@ -737,10 +733,8 @@ end
 --
 function os.execv(program, argv, opt)
 
-    -- init options
-    opt = opt or {}
-
     -- is not executable program file?
+    opt = opt or {}
     local filename = tostring(program)
     if not os.isexec(program) then
 
@@ -820,10 +814,8 @@ end
 -- run command with arguments and return output and error data
 function os.iorunv(program, argv, opt)
 
-    -- init options
-    opt = opt or {}
-
     -- make temporary output and error file
+    opt = opt or {}
     local outfile = os.tmpfile()
     local errfile = os.tmpfile()
 
@@ -890,8 +882,6 @@ end
 
 -- is executable program file?
 function os.isexec(filepath)
-
-    -- check
     assert(filepath)
 
     -- TODO
diff --git a/xmake/core/base/string.lua b/xmake/core/base/string.lua
index 686f36d18..43b0096b4 100644
--- a/xmake/core/base/string.lua
+++ b/xmake/core/base/string.lua
@@ -155,8 +155,6 @@ end
 
 -- try to format
 function string.tryformat(format, ...)
-
-    -- attempt to format it
     local ok, str = pcall(string.format, format, ...)
     if ok then
         return str