From 341397fb11813b73506d3e76bdc7e69392da852a Mon Sep 17 00:00:00 2001 From: Philipp Gesang Date: Thu, 18 Apr 2013 15:26:35 +0200 Subject: expand docs --- luaotfload.lua | 41 +++++++++++++++++++++++++++++++++++++---- 1 file changed, 37 insertions(+), 4 deletions(-) (limited to 'luaotfload.lua') diff --git a/luaotfload.lua b/luaotfload.lua index b815c19..3c35150 100644 --- a/luaotfload.lua +++ b/luaotfload.lua @@ -12,9 +12,11 @@ luaotfload.module = { local luatexbase = luatexbase -local type, next, dofile = type, next, dofile -local stringfind = string.find -local find_file = kpse.find_file +local type, next = type, next +local stringfind = string.find +local stringsub = string.sub +local stringmatch = string.match +local find_file = kpse.find_file local add_to_callback, create_callback = luatexbase.add_to_callback, luatexbase.create_callback @@ -277,7 +279,6 @@ add_to_callback("find_vf_file", find_vf_file, "luaotfload.find_vf_file") loadmodule"font-otc.lua" -- TODO check what we can drop from otfl-features - loadmodule"lib-dir.lua" -- required by font-nms loadmodule"luat-ovr.lua" @@ -411,6 +412,38 @@ elseif luaotfload.font_definer == "patch" then 1) end +--[[todo-- +--- The manual promises coercion of the file: lookup if +--- the asked name is enclosed in brackets. +--- A couple things make me doubt that this is the case: +--- +--- 1) there doesn’t appear to be code for these cases +--- 2) the brackets remain part of the file name +--- 3) we still get calls to names.resolve which +--- ignores the “lookup” field of the spec it gets +--- +--- For this reason here is some code that a) coerces +--- file: lookups in these cases and b) strips the brackets +--- from the file name. As we *still* get name: lookups even +--- though this code is active I’ll just leave it here +--- for reference, ineffective as it is. +do + local getspecification, makespecification = + fonts.definers.getspecification, fonts.definers.makespecification + + local analyze = function (specification, size) + local lookup, name, sub, method, detail = getspecification(specification or "") + local filename = stringmatch(name, "^%[(.*)%]$") + if filename then + lookup = "file" --> coerce file: + name = filename --> remove brackets + end + return makespecification(specification, lookup, name, sub, method, detail, size) + end + fonts.definers.analyze = analyze +end +--]]-- + loadmodule"features.lua" -- vim:tw=71:sw=4:ts=4:expandtab -- cgit v1.2.3