Merge kara-templater remember/recall functions from 2.1.9. Updates #1277.

Originally committed to SVN as r5378.
This commit is contained in:
Niels Martin Hansen 2011-04-26 08:42:05 +00:00
parent e67b0ea54b
commit 23510dcac8

View file

@ -369,6 +369,52 @@ function apply_templates(meta, styles, subs, templates)
return "" return ""
end end
tenv.recall = {}
setmetatable(tenv.recall, {
decorators = {},
__call = function(tab, name, default)
local decorator = getmetatable(tab).decorators[name]
if decorator then
name = decorator(tostring(name))
end
aegisub.debug.out(5, "Recalling '%s'\n", name)
return tab[name] or default
end,
decorator_line = function(name)
return string.format("_%s_%s", tostring(tenv.orgline), name)
end,
decorator_syl = function(name)
return string.format("_%s_%s", tostring(tenv.syl), name)
end,
decorator_basesyl = function(name)
return string.format("_%s_%s", tostring(tenv.basesyl), name)
end
})
tenv.remember = function(name, value, decorator)
getmetatable(tenv.recall).decorators[name] = decorator
if decorator then
name = decorator(tostring(name))
end
aegisub.debug.out(5, "Remembering '%s' as '%s'\n", name, tostring(value))
tenv.recall[name] = value
return value
end
tenv.remember_line = function(name, value)
return tenv.remember(name, value, getmetatable(tenv.recall).decorator_line)
end
tenv.remember_syl = function(name, value)
return tenv.remember(name, value, getmetatable(tenv.recall).decorator_syl)
end
tenv.remember_basesyl = function(name, value)
return tenv.remember(name, value, getmetatable(tenv.recall).decorator_basesyl)
end
tenv.remember_if = function(name, value, condition, decorator)
if condition then
return tenv.remember(name, value, decorator)
end
return value
end
-- run all run-once code snippets -- run all run-once code snippets
for k, t in pairs(templates.once) do for k, t in pairs(templates.once) do
assert(t.code, "WTF, a 'once' template without code?") assert(t.code, "WTF, a 'once' template without code?")