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local core = require 'core.rename'
local files = require 'files'
local function replace(text, positions)
local buf = {}
table.sort(positions, function (a, b)
return a.start < b.start
end)
local lastPos = 1
for _, info in ipairs(positions) do
buf[#buf+1] = text:sub(lastPos, info.start - 1)
buf[#buf+1] = info.text
lastPos = info.finish + 1
end
buf[#buf+1] = text:sub(lastPos)
return table.concat(buf)
end
function TEST(oldName, newName)
return function (oldScript)
return function (newScript)
files.removeAll()
files.setText('', oldScript)
local pos = oldScript:find('[^%w_]'..oldName..'[^%w_]')
assert(pos)
local positions = core.rename('', pos+1, newName)
local script = oldScript
if positions then
script = replace(script, positions)
end
assert(script == newScript)
end
end
end
TEST ('a', 'b') [[
local a = 1
]] [[
local b = 1
]]
TEST ('a', 'b') [[
local a = 1
a = 2
a = a
]] [[
local b = 1
b = 2
b = b
]]
TEST ('a', 'b') [[
t.a = 1
a = t.a
a = t['a']
a = t["a"]
a = t[ [=[a]=] ]
]] [[
t.b = 1
a = t.b
a = t['b']
a = t["b"]
a = t[ [=[b]=] ]
]]
TEST ('a', 'b') [[
:: a ::
goto a
]] [[
:: b ::
goto b
]]
TEST ('a', 'b') [[
local function f(a)
return a
end
]] [[
local function f(b)
return b
end
]]
TEST ('a', '!!!') [[
t = {
a = 0
}
t.a = 1
a = t.a
]] [[
t = {
["!!!"] = 0
}
t["!!!"] = 1
a = t["!!!"]
]]
TEST ('a', '!!!') [[
t = {
['a'] = 0
}
t.a = 1
a = t.a
]] [[
t = {
['!!!'] = 0
}
t["!!!"] = 1
a = t["!!!"]
]]
TEST ('a', '"') [[
print(t[ "a" ])
]] [[
print(t[ "\"" ])
]]
TEST ('a', '!!!') [[
function mt:a()
end
mt:a()
]] [[
mt["!!!"] = function (self)
end
mt:!!!()
]]
TEST ('a', '!!!') [[
function mt:a(x, y)
end
mt:a()
]] [[
mt["!!!"] = function (self, x, y)
end
mt:!!!()
]]
TEST ('a', '!!!') [[
a = a
]] [[
_ENV["!!!"] = _ENV["!!!"]
]]
TEST ('a', '!!!') [[
function a() end
]] [[
_ENV["!!!"] = function () end
]]
|
