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lua.cratera
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it works?

This commit is contained in:
SoniEx2 2019-04-06 13:32:37 -03:00
parent a6372171c0
commit 1f1f6c0732
2 changed files with 15 additions and 5 deletions
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16
luatokens.lua
View File

@ -109,6 +109,7 @@ do local tstring = selfify({})
["\n"] = setmetatable({["\r"] = setmetatable({}, {__index=tstring})}, {__index=tstring}),
["\r"] = setmetatable({["\n"] = setmetatable({}, {__index=tstring})}, {__index=tstring}),
[1] = linecount,
[2] = function(state, token, rule) if token == "\r" or token == "\n" then collect_fallback(state, "\n") end end,
}, {__index = tokens.base})
tokens.string.escapes = tsescapes
tsescapes.string = tokens.string
@ -127,7 +128,6 @@ do local tstring = selfify({})
end
function tsescapes.digit(state, token)
print(state, token)
local digit = string.find("1234567890", token, 1, true)
local num = state.in_digit
if digit then
@ -144,9 +144,19 @@ do local tstring = selfify({})
collect_fallback(state, string.char(num))
state.in_digit = nil
state.c = nil
if not digit then
collect_fallback(state, token)
end
return "string"
end
tsescapes.digitc = setmetatable(selfify({[""] = tsescapes.digit, digitc = "self", string = tstring}), {__index=tstring})
tsescapes.digitc = setmetatable(selfify({[""] = tsescapes.digit, string = tstring}, "digitc"), {__index=tstring})
tsescapes.digitc[1]=function(state, token, rule)
if rule == nil then
collect_fallback(state, string.char(state.in_digit))
state.in_digit = nil
state.c = nil
end
end
tsescapes.hex = setmetatable(selfify({string = tokens.string, digit = "hexdigit"}), {__index=tokens.base})
function tsescapes.hex.hexdigit(state, token)
@ -197,7 +207,7 @@ do local tstring = selfify({})
state[COLLECT] = nil
return "tokens"
else
state[#state+1] = token
collect_fallback(state, token)
return "self"
end
end

4
parser.lua
View File

@ -134,8 +134,8 @@ return {
stream = stream,
parse = parse,
-- common utility function
selfify = function(t)
t.self = t
selfify = function(t, id)
t[id or "self"] = t
return t
end,
-- common hook