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local files = require 'files'
local lang = require 'language'
local guide = require 'core.guide'
local function isInString(ast, offset)
local result = false
guide.eachSourceType(ast, 'string', function (source)
if offset >= source.start and offset <= source.finish then
result = true
end
end)
return result
end
return function (uri, callback)
local ast = files.getAst(uri)
if not ast then
return
end
local text = files.getText(uri)
local lines = files.getLines(uri)
for i = 1, #lines do
local start = lines[i].start
local range = lines[i].range
local lastChar = text:sub(range, range)
if lastChar ~= ' ' and lastChar ~= '\t' then
goto NEXT_LINE
end
if isInString(ast.ast, range) then
goto NEXT_LINE
end
local first = start
for n = range - 1, start, -1 do
local char = text:sub(n, n)
if char ~= ' ' and char ~= '\t' then
first = n + 1
break
end
end
if first == start then
callback {
start = first,
finish = range,
message = lang.script.DIAG_LINE_ONLY_SPACE,
}
else
callback {
start = first,
finish = range,
message = lang.script.DIAG_LINE_POST_SPACE,
}
end
::NEXT_LINE::
end
end
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