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Diffstat (limited to 'tolua++-1.0.93/src/bin/lua/feature.lua')
-rw-r--r-- | tolua++-1.0.93/src/bin/lua/feature.lua | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/tolua++-1.0.93/src/bin/lua/feature.lua b/tolua++-1.0.93/src/bin/lua/feature.lua new file mode 100644 index 000000000..042b5d28e --- /dev/null +++ b/tolua++-1.0.93/src/bin/lua/feature.lua @@ -0,0 +1,139 @@ +-- tolua: abstract feature class +-- Written by Waldemar Celes +-- TeCGraf/PUC-Rio +-- Jul 1998 +-- $Id: $ + +-- This code is free software; you can redistribute it and/or modify it. +-- The software provided hereunder is on an "as is" basis, and +-- the author has no obligation to provide maintenance, support, updates, +-- enhancements, or modifications. + + +-- Feature class +-- Represents the base class of all mapped feature. +classFeature = { +} +classFeature.__index = classFeature + +-- write support code +function classFeature:supcode () +end + +-- output tag +function classFeature:decltype () +end + +-- register feature +function classFeature:register (pre) +end + +-- translate verbatim +function classFeature:preamble () +end + +-- check if it is a variable +function classFeature:isvariable () + return false +end + +-- check if it requires collection +function classFeature:requirecollection (t) + return false +end + +-- build names +function classFeature:buildnames () + if self.name and self.name~='' then + local n = split(self.name,'@') + self.name = n[1] + self.name = string.gsub(self.name, ":%d*$", "") + if not n[2] then + n[2] = applyrenaming(n[1]) + end + self.lname = n[2] or gsub(n[1],"%[.-%]","") + self.lname = string.gsub(self.lname, ":%d*$", "") + self.original_name = self.name + self.lname = clean_template(self.lname) + end + if not self.is_parameter then + self.name = getonlynamespace() .. self.name + end + + local parent = classContainer.curr + if parent then + self.access = parent.curr_member_access + self.global_access = self:check_public_access() + else + end +end + +function classFeature:check_public_access() + + if type(self.global_access) == "boolean" then + return self.global_access + end + + if self.access and self.access ~= 0 then + return false + end + + local parent = classContainer.curr + while parent do + if parent.access and parent.access ~= 0 then + return false + end + parent = parent.prox + end + return true +end + +function clean_template(t) + + return string.gsub(t, "[<>:, %*]", "_") +end + +-- check if feature is inside a container definition +-- it returns the container class name or nil. +function classFeature:incontainer (which) + if self.parent then + local parent = self.parent + while parent do + if parent.classtype == which then + return parent.name + end + parent = parent.parent + end + end + return nil +end + +function classFeature:inclass () + return self:incontainer('class') +end + +function classFeature:inmodule () + return self:incontainer('module') +end + +function classFeature:innamespace () + return self:incontainer('namespace') +end + +-- return C binding function name based on name +-- the client specifies a prefix +function classFeature:cfuncname (n) + + if self.parent then + n = self.parent:cfuncname(n) + end + + local fname = self.lname + if not fname or fname == '' then + fname = self.name + end + n = string.gsub(n..'_'.. (fname), "[<>:, \.%*&]", "_") + + return n +end + |