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-rw-r--r--tex/context/base/meta-ini.lua330
1 files changed, 165 insertions, 165 deletions
diff --git a/tex/context/base/meta-ini.lua b/tex/context/base/meta-ini.lua
index 713ba3d5d..460738930 100644
--- a/tex/context/base/meta-ini.lua
+++ b/tex/context/base/meta-ini.lua
@@ -1,165 +1,165 @@
-if not modules then modules = { } end modules ['meta-ini'] = {
- version = 1.001,
- comment = "companion to meta-ini.mkiv",
- author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
- copyright = "PRAGMA ADE / ConTeXt Development Team",
- license = "see context related readme files"
-}
-
-local tonumber = tonumber
-local format = string.format
-local lpegmatch, lpegpatterns = lpeg.match, lpeg.patterns
-local P, Cs, R, S, C, Cc = lpeg.P, lpeg.Cs, lpeg.R, lpeg.S, lpeg.C, lpeg.Cc
-
-local context = context
-
-metapost = metapost or { }
-
--- for the moment downward compatible
-
-local report_metapost = logs.reporter ("metapost")
-local status_metapost = logs.messenger("metapost")
-
-local patterns = { "meta-imp-%s.mkiv", "meta-imp-%s.tex", "meta-%s.mkiv", "meta-%s.tex" } -- we are compatible
-
-local function action(name,foundname)
- status_metapost("library %a is loaded",name)
- context.startreadingfile()
- context.input(foundname)
- context.stopreadingfile()
-end
-
-local function failure(name)
- report_metapost("library %a is unknown or invalid",name)
-end
-
-function commands.useMPlibrary(name)
- commands.uselibrary {
- name = name,
- patterns = patterns,
- action = action,
- failure = failure,
- onlyonce = true,
- }
-end
-
--- experimental
-
-local colorhash = attributes.list[attributes.private('color')]
-
-local textype = tex.type
-local MPcolor = context.MPcolor
-
--- local validdimen = lpegpatterns.validdimen * P(-1)
---
--- function commands.prepareMPvariable(v) -- slow but ok
--- if v == "" then
--- MPcolor("black")
--- else
--- local typ, var = match(v,"(.):(.*)")
--- if not typ then
--- -- parse
--- if colorhash[v] then
--- MPcolor(v)
--- elseif tonumber(v) then
--- context(v)
--- elseif lpegmatch(validdimen,v) then
--- return context("\\the\\dimexpr %s",v)
--- else
--- for s in gmatch(v,"\\([a-zA-Z]+)") do -- can have trailing space
--- local t = textype(s)
--- if t == "dimen" then
--- return context("\\the\\dimexpr %s",v)
--- elseif t == "count" then
--- return context("\\the\\numexpr %s",v)
--- end
--- end
--- context("\\number %s",v) -- 0.4 ...
--- end
--- elseif typ == "d" then -- to be documented
--- -- dimension
--- context("\\the\\dimexpr %s",var)
--- elseif typ == "n" then -- to be documented
--- -- number
--- context("\\the\\numexpr %s",var)
--- elseif typ == "s" then -- to be documented
--- -- string
--- context(var)
--- elseif typ == "c" then -- to be documented
--- -- color
--- MPcolor(var)
--- else
--- context(var)
--- end
--- end
--- end
-
--- we can actually get the dimen/count values here
-
-local dimenorname =
- lpegpatterns.validdimen / function(s)
- context("\\the\\dimexpr %s",s)
- end
- + (C(lpegpatterns.float) + Cc(1)) * lpegpatterns.space^0 * P("\\") * C(lpegpatterns.letter^1) / function(f,s)
- local t = textype(s)
- if t == "dimen" then
- context("\\the\\dimexpr %s\\%s",f,s)
- elseif t == "count" then
- context("\\the\\numexpr \\%s * %s\\relax",s,f) -- <n>\scratchcounter is not permitted
- end
- end
-
-local splitter = lpeg.splitat(":",true)
-
-function commands.prepareMPvariable(v) -- slow but ok
- if v == "" then
- MPcolor("black")
- else
- local typ, var = lpegmatch(splitter,v)
- if not var then
- -- parse
- if colorhash[v] then
- MPcolor(v)
- elseif tonumber(v) then
- context(v)
- elseif not lpegmatch(dimenorname,v) then
- context("\\number %s",v) -- 0.4 ...
- end
- elseif typ == "d" then -- to be documented
- -- dimension
- context("\\the\\dimexpr %s",var)
- elseif typ == "n" then -- to be documented
- -- number
- context("\\the\\numexpr %s",var)
- elseif typ == "s" then -- to be documented
- -- string
- context(var)
- elseif typ == "c" then -- to be documented
- -- color
- MPcolor(var)
- else
- context(var)
- end
- end
-end
-
--- function metapost.formatnumber(f,n) -- just lua format
--- f = gsub(f,"@(%d)","%%.%1")
--- f = gsub(f,"@","%%")
--- f = format(f,tonumber(n) or 0)
--- f = gsub(f,"e([%+%-%d]+)",function(s)
--- return format("\\times10^{%s}",tonumber(s) or s) -- strips leading zeros
--- end)
--- context.mathematics(f)
--- end
-
--- formatters["\\times10^{%N}"](s) -- strips leading zeros too
-
-local one = Cs((P("@")/"%%." * (R("09")^1) + P("@")/"%%" + 1)^0)
-local two = Cs((P("e")/"" * ((S("+-")^0 * R("09")^1) / function(s) return format("\\times10^{%s}",tonumber(s) or s) end) + 1)^1)
-
--- local two = Cs((P("e")/"" * ((S("+-")^0 * R("09")^1) / formatters["\\times10^{%N}"]) + 1)^1)
-
-function metapost.formatnumber(fmt,n) -- just lua format
- context.mathematics(lpegmatch(two,format(lpegmatch(one,fmt),n)))
-end
+if not modules then modules = { } end modules ['meta-ini'] = {
+ version = 1.001,
+ comment = "companion to meta-ini.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+local tonumber = tonumber
+local format = string.format
+local lpegmatch, lpegpatterns = lpeg.match, lpeg.patterns
+local P, Cs, R, S, C, Cc = lpeg.P, lpeg.Cs, lpeg.R, lpeg.S, lpeg.C, lpeg.Cc
+
+local context = context
+
+metapost = metapost or { }
+
+-- for the moment downward compatible
+
+local report_metapost = logs.reporter ("metapost")
+local status_metapost = logs.messenger("metapost")
+
+local patterns = { "meta-imp-%s.mkiv", "meta-imp-%s.tex", "meta-%s.mkiv", "meta-%s.tex" } -- we are compatible
+
+local function action(name,foundname)
+ status_metapost("library %a is loaded",name)
+ context.startreadingfile()
+ context.input(foundname)
+ context.stopreadingfile()
+end
+
+local function failure(name)
+ report_metapost("library %a is unknown or invalid",name)
+end
+
+function commands.useMPlibrary(name)
+ commands.uselibrary {
+ name = name,
+ patterns = patterns,
+ action = action,
+ failure = failure,
+ onlyonce = true,
+ }
+end
+
+-- experimental
+
+local colorhash = attributes.list[attributes.private('color')]
+
+local textype = tex.type
+local MPcolor = context.MPcolor
+
+-- local validdimen = lpegpatterns.validdimen * P(-1)
+--
+-- function commands.prepareMPvariable(v) -- slow but ok
+-- if v == "" then
+-- MPcolor("black")
+-- else
+-- local typ, var = match(v,"(.):(.*)")
+-- if not typ then
+-- -- parse
+-- if colorhash[v] then
+-- MPcolor(v)
+-- elseif tonumber(v) then
+-- context(v)
+-- elseif lpegmatch(validdimen,v) then
+-- return context("\\the\\dimexpr %s",v)
+-- else
+-- for s in gmatch(v,"\\([a-zA-Z]+)") do -- can have trailing space
+-- local t = textype(s)
+-- if t == "dimen" then
+-- return context("\\the\\dimexpr %s",v)
+-- elseif t == "count" then
+-- return context("\\the\\numexpr %s",v)
+-- end
+-- end
+-- context("\\number %s",v) -- 0.4 ...
+-- end
+-- elseif typ == "d" then -- to be documented
+-- -- dimension
+-- context("\\the\\dimexpr %s",var)
+-- elseif typ == "n" then -- to be documented
+-- -- number
+-- context("\\the\\numexpr %s",var)
+-- elseif typ == "s" then -- to be documented
+-- -- string
+-- context(var)
+-- elseif typ == "c" then -- to be documented
+-- -- color
+-- MPcolor(var)
+-- else
+-- context(var)
+-- end
+-- end
+-- end
+
+-- we can actually get the dimen/count values here
+
+local dimenorname =
+ lpegpatterns.validdimen / function(s)
+ context("\\the\\dimexpr %s",s)
+ end
+ + (C(lpegpatterns.float) + Cc(1)) * lpegpatterns.space^0 * P("\\") * C(lpegpatterns.letter^1) / function(f,s)
+ local t = textype(s)
+ if t == "dimen" then
+ context("\\the\\dimexpr %s\\%s",f,s)
+ elseif t == "count" then
+ context("\\the\\numexpr \\%s * %s\\relax",s,f) -- <n>\scratchcounter is not permitted
+ end
+ end
+
+local splitter = lpeg.splitat(":",true)
+
+function commands.prepareMPvariable(v) -- slow but ok
+ if v == "" then
+ MPcolor("black")
+ else
+ local typ, var = lpegmatch(splitter,v)
+ if not var then
+ -- parse
+ if colorhash[v] then
+ MPcolor(v)
+ elseif tonumber(v) then
+ context(v)
+ elseif not lpegmatch(dimenorname,v) then
+ context("\\number %s",v) -- 0.4 ...
+ end
+ elseif typ == "d" then -- to be documented
+ -- dimension
+ context("\\the\\dimexpr %s",var)
+ elseif typ == "n" then -- to be documented
+ -- number
+ context("\\the\\numexpr %s",var)
+ elseif typ == "s" then -- to be documented
+ -- string
+ context(var)
+ elseif typ == "c" then -- to be documented
+ -- color
+ MPcolor(var)
+ else
+ context(var)
+ end
+ end
+end
+
+-- function metapost.formatnumber(f,n) -- just lua format
+-- f = gsub(f,"@(%d)","%%.%1")
+-- f = gsub(f,"@","%%")
+-- f = format(f,tonumber(n) or 0)
+-- f = gsub(f,"e([%+%-%d]+)",function(s)
+-- return format("\\times10^{%s}",tonumber(s) or s) -- strips leading zeros
+-- end)
+-- context.mathematics(f)
+-- end
+
+-- formatters["\\times10^{%N}"](s) -- strips leading zeros too
+
+local one = Cs((P("@")/"%%." * (R("09")^1) + P("@")/"%%" + 1)^0)
+local two = Cs((P("e")/"" * ((S("+-")^0 * R("09")^1) / function(s) return format("\\times10^{%s}",tonumber(s) or s) end) + 1)^1)
+
+-- local two = Cs((P("e")/"" * ((S("+-")^0 * R("09")^1) / formatters["\\times10^{%N}"]) + 1)^1)
+
+function metapost.formatnumber(fmt,n) -- just lua format
+ context.mathematics(lpegmatch(two,format(lpegmatch(one,fmt),n)))
+end
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