diff options
Diffstat (limited to 'tex/context/base/data-res.lua')
| -rw-r--r-- | tex/context/base/data-res.lua | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tex/context/base/data-res.lua b/tex/context/base/data-res.lua index fe5ca1db0..0ed5c17e4 100644 --- a/tex/context/base/data-res.lua +++ b/tex/context/base/data-res.lua @@ -595,6 +595,30 @@ function resolvers.expandvariables() end end +--~ -- this can become: + +--~ function resolvers.expandvariables() +--~ local expansions, environment, variables = allocate(), instance.environment, instance.variables +--~ instance.expansions = expansions +--~ local engine, progname = instance.engine, instance.progname +--~ if type(engine) ~= "string" then instance.engine, engine = "", "" end +--~ if type(progname) ~= "string" then instance.progname, progname = "", "" end +--~ if engine ~= "" then environment.engine = engine end +--~ if progname ~= "" then environment.progname = progname end +--~ setmetatable(expansions, { __index = function(t,k) +--~ local v = environment[k] +--~ if v == nil then +--~ v = variables[k] +--~ end +--~ if type(v) == "string" then +--~ v = lpegmatch(variable,v) +--~ v = lpegmatch(cleaner,v) +--~ end +--~ t[k] = v +--~ return v +--~ end } ) +--~ end + function resolvers.variable(name) return entry(instance.variables,name) end |