From 5fc5cfb5014ddcc2942e13a559f4082fb66aa6e7 Mon Sep 17 00:00:00 2001 From: Marius Date: Mon, 20 May 2013 03:20:28 +0300 Subject: beta 2013.05.20 02:00 --- tex/context/base/strc-rsc.lua | 308 +++++++++++++++++++++--------------------- 1 file changed, 154 insertions(+), 154 deletions(-) (limited to 'tex/context/base/strc-rsc.lua') diff --git a/tex/context/base/strc-rsc.lua b/tex/context/base/strc-rsc.lua index 34a532928..a90f577e3 100644 --- a/tex/context/base/strc-rsc.lua +++ b/tex/context/base/strc-rsc.lua @@ -1,154 +1,154 @@ -if not modules then modules = { } end modules ['strc-rsc'] = { - version = 1.001, - comment = "companion to strc-ref.mkiv", - author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", - copyright = "PRAGMA ADE / ConTeXt Development Team", - license = "see context related readme files" -} - --- The scanner is in a separate module so that we can test without too --- many dependencies. - --- The scanner accepts nested outer, but we don't care too much, maybe --- some day we will have both but currently the innermost wins. - -local lpegmatch, lpegP, lpegS, lpegCs, lpegCt, lpegCf, lpegCc, lpegC, lpegCg = lpeg.match, lpeg.P, lpeg.S, lpeg.Cs, lpeg.Ct, lpeg.Cf, lpeg.Cc, lpeg.C, lpeg.Cg -local find = string.find - -local spaces = lpegP(" ")^0 -local lparent = lpegP("(") -local rparent = lpegP(")") -local lbrace = lpegP("{") -local rbrace = lpegP("}") -local tcolon = lpegP(":::") -- component or outer -local dcolon = lpegP("::") -- outer -local scolon = lpegP(":") -- prefix -local backslash = lpegP("\\") - - lparent = spaces * lparent * spaces - rparent = spaces * rparent * spaces - lbrace = spaces * lbrace * spaces - rbrace = spaces * rbrace * spaces - tcolon = spaces * tcolon * spaces - dcolon = spaces * dcolon * spaces - -local endofall = spaces * lpegP(-1) - -local o_token = 1 - rparent - rbrace - lparent - lbrace -- can be made more efficient -local a_token = 1 - rbrace -local s_token = 1 - lparent - lbrace -local i_token = 1 - lparent - lbrace - endofall -local f_token = 1 - lparent - lbrace - dcolon -local c_token = 1 - lparent - lbrace - tcolon - -local hastexcode = lpegCg(lpegCc("has_tex") * lpegCc(true)) -- cannot be made to work -local component = lpegCg(lpegCc("component") * lpegCs(c_token^1)) -local outer = lpegCg(lpegCc("outer") * lpegCs(f_token^1)) -local operation = lpegCg(lpegCc("operation") * lpegCs(o_token^1)) -local arguments = lpegCg(lpegCc("arguments") * lpegCs(a_token^0)) -local special = lpegCg(lpegCc("special") * lpegCs(s_token^1)) -local inner = lpegCg(lpegCc("inner") * lpegCs(i_token^1)) - - arguments = (lbrace * arguments * rbrace)^-1 - component = component * tcolon - outer = outer * dcolon - operation = outer^-1 * operation -- special case: page(file::1) and file::page(1) - inner = inner * arguments - special = special * lparent * (operation * arguments)^-1 * rparent - -local referencesplitter = spaces * lpegCf (lpegCt("") * (component + outer)^-1 * (special + inner)^-1 * endofall, rawset) -local prefixsplitter = lpegCs(lpegP((1-scolon)^1 * scolon)) * #-scolon * lpegCs(lpegP(1)^1) -local componentsplitter = lpegCs(lpegP((1-scolon)^1)) * scolon * #-scolon * lpegCs(lpegP(1)^1) - -prefixsplitter = componentsplitter - -local function splitreference(str) - if str and str ~= "" then - local t = lpegmatch(referencesplitter,str) - if t then - local a = t.arguments - if a and find(a,"\\") then - t.has_tex = true - else - local o = t.arguments - if o and find(o,"\\") then - t.has_tex = true - end - end - return t - end - end -end - -local function splitprefix(str) - return lpegmatch(prefixsplitter,str) -end - -local function splitcomponent(str) - return lpegmatch(componentsplitter,str) -end - --- register in the right namespace - -structures = structures or { } -structures.references = structures.references or { } -local references = structures.references - -references.referencesplitter = referencesplitter -references.splitreference = splitreference -references.prefixsplitter = prefixsplitter -references.splitprefix = splitprefix -references.componentsplitter = componentsplitter -references.splitcomponent = splitcomponent - --- test code: - --- inspect(splitreference([[component:::inner]])) --- inspect(splitprefix([[component:::inner]])) --- inspect(splitprefix([[component:inner]])) - --- inspect(splitreference([[ ]])) --- inspect(splitreference([[ inner ]])) --- inspect(splitreference([[ special ( operation { argument, argument } ) ]])) --- inspect(splitreference([[ special ( operation { argument } ) ]])) --- inspect(splitreference([[ special ( operation { argument, \argument } ) ]])) --- inspect(splitreference([[ special ( operation { \argument } ) ]])) --- inspect(splitreference([[ special ( operation ) ]])) --- inspect(splitreference([[ special ( \operation ) ]])) --- inspect(splitreference([[ special ( o\peration ) ]])) --- inspect(splitreference([[ special ( ) ]])) --- inspect(splitreference([[ inner { argument } ]])) --- inspect(splitreference([[ inner { \argument } ]])) --- inspect(splitreference([[ inner { ar\gument } ]])) --- inspect(splitreference([[inner{a\rgument}]])) --- inspect(splitreference([[ inner { argument, argument } ]])) --- inspect(splitreference([[ inner { argument, \argument } ]])) -- fails: bug in lpeg? --- inspect(splitreference([[ inner { \argument, \argument } ]])) --- inspect(splitreference([[ outer :: ]])) --- inspect(splitreference([[ outer :: inner]])) --- inspect(splitreference([[ outer :: special (operation { argument,argument } ) ]])) --- inspect(splitreference([[ outer :: special (operation { } )]])) --- inspect(splitreference([[ outer :: special ( operation { argument, \argument } ) ]])) --- inspect(splitreference([[ outer :: special ( operation ) ]])) --- inspect(splitreference([[ outer :: special ( \operation ) ]])) --- inspect(splitreference([[ outer :: special ( ) ]])) --- inspect(splitreference([[ outer :: inner { argument } ]])) --- inspect(splitreference([[ special ( outer :: operation ) ]])) - --- inspect(splitreference([[]])) --- inspect(splitreference([[inner]])) --- inspect(splitreference([[special(operation{argument,argument})]])) --- inspect(splitreference([[special(operation)]])) --- inspect(splitreference([[special(\operation)]])) --- inspect(splitreference([[special()]])) --- inspect(splitreference([[inner{argument}]])) --- inspect(splitreference([[inner{\argument}]])) --- inspect(splitreference([[outer::]])) --- inspect(splitreference([[outer::inner]])) --- inspect(splitreference([[outer::special(operation{argument,argument})]])) --- inspect(splitreference([[outer::special(operation{argument,\argument})]])) --- inspect(splitreference([[outer::special(operation)]])) --- inspect(splitreference([[outer::special(\operation)]])) --- inspect(splitreference([[outer::special()]])) --- inspect(splitreference([[outer::inner{argument}]])) --- inspect(splitreference([[special(outer::operation)]])) +if not modules then modules = { } end modules ['strc-rsc'] = { + version = 1.001, + comment = "companion to strc-ref.mkiv", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +-- The scanner is in a separate module so that we can test without too +-- many dependencies. + +-- The scanner accepts nested outer, but we don't care too much, maybe +-- some day we will have both but currently the innermost wins. + +local lpegmatch, lpegP, lpegS, lpegCs, lpegCt, lpegCf, lpegCc, lpegC, lpegCg = lpeg.match, lpeg.P, lpeg.S, lpeg.Cs, lpeg.Ct, lpeg.Cf, lpeg.Cc, lpeg.C, lpeg.Cg +local find = string.find + +local spaces = lpegP(" ")^0 +local lparent = lpegP("(") +local rparent = lpegP(")") +local lbrace = lpegP("{") +local rbrace = lpegP("}") +local tcolon = lpegP(":::") -- component or outer +local dcolon = lpegP("::") -- outer +local scolon = lpegP(":") -- prefix +local backslash = lpegP("\\") + + lparent = spaces * lparent * spaces + rparent = spaces * rparent * spaces + lbrace = spaces * lbrace * spaces + rbrace = spaces * rbrace * spaces + tcolon = spaces * tcolon * spaces + dcolon = spaces * dcolon * spaces + +local endofall = spaces * lpegP(-1) + +local o_token = 1 - rparent - rbrace - lparent - lbrace -- can be made more efficient +local a_token = 1 - rbrace +local s_token = 1 - lparent - lbrace +local i_token = 1 - lparent - lbrace - endofall +local f_token = 1 - lparent - lbrace - dcolon +local c_token = 1 - lparent - lbrace - tcolon + +local hastexcode = lpegCg(lpegCc("has_tex") * lpegCc(true)) -- cannot be made to work +local component = lpegCg(lpegCc("component") * lpegCs(c_token^1)) +local outer = lpegCg(lpegCc("outer") * lpegCs(f_token^1)) +local operation = lpegCg(lpegCc("operation") * lpegCs(o_token^1)) +local arguments = lpegCg(lpegCc("arguments") * lpegCs(a_token^0)) +local special = lpegCg(lpegCc("special") * lpegCs(s_token^1)) +local inner = lpegCg(lpegCc("inner") * lpegCs(i_token^1)) + + arguments = (lbrace * arguments * rbrace)^-1 + component = component * tcolon + outer = outer * dcolon + operation = outer^-1 * operation -- special case: page(file::1) and file::page(1) + inner = inner * arguments + special = special * lparent * (operation * arguments)^-1 * rparent + +local referencesplitter = spaces * lpegCf (lpegCt("") * (component + outer)^-1 * (special + inner)^-1 * endofall, rawset) +local prefixsplitter = lpegCs(lpegP((1-scolon)^1 * scolon)) * #-scolon * lpegCs(lpegP(1)^1) +local componentsplitter = lpegCs(lpegP((1-scolon)^1)) * scolon * #-scolon * lpegCs(lpegP(1)^1) + +prefixsplitter = componentsplitter + +local function splitreference(str) + if str and str ~= "" then + local t = lpegmatch(referencesplitter,str) + if t then + local a = t.arguments + if a and find(a,"\\") then + t.has_tex = true + else + local o = t.arguments + if o and find(o,"\\") then + t.has_tex = true + end + end + return t + end + end +end + +local function splitprefix(str) + return lpegmatch(prefixsplitter,str) +end + +local function splitcomponent(str) + return lpegmatch(componentsplitter,str) +end + +-- register in the right namespace + +structures = structures or { } +structures.references = structures.references or { } +local references = structures.references + +references.referencesplitter = referencesplitter +references.splitreference = splitreference +references.prefixsplitter = prefixsplitter +references.splitprefix = splitprefix +references.componentsplitter = componentsplitter +references.splitcomponent = splitcomponent + +-- test code: + +-- inspect(splitreference([[component:::inner]])) +-- inspect(splitprefix([[component:::inner]])) +-- inspect(splitprefix([[component:inner]])) + +-- inspect(splitreference([[ ]])) +-- inspect(splitreference([[ inner ]])) +-- inspect(splitreference([[ special ( operation { argument, argument } ) ]])) +-- inspect(splitreference([[ special ( operation { argument } ) ]])) +-- inspect(splitreference([[ special ( operation { argument, \argument } ) ]])) +-- inspect(splitreference([[ special ( operation { \argument } ) ]])) +-- inspect(splitreference([[ special ( operation ) ]])) +-- inspect(splitreference([[ special ( \operation ) ]])) +-- inspect(splitreference([[ special ( o\peration ) ]])) +-- inspect(splitreference([[ special ( ) ]])) +-- inspect(splitreference([[ inner { argument } ]])) +-- inspect(splitreference([[ inner { \argument } ]])) +-- inspect(splitreference([[ inner { ar\gument } ]])) +-- inspect(splitreference([[inner{a\rgument}]])) +-- inspect(splitreference([[ inner { argument, argument } ]])) +-- inspect(splitreference([[ inner { argument, \argument } ]])) -- fails: bug in lpeg? +-- inspect(splitreference([[ inner { \argument, \argument } ]])) +-- inspect(splitreference([[ outer :: ]])) +-- inspect(splitreference([[ outer :: inner]])) +-- inspect(splitreference([[ outer :: special (operation { argument,argument } ) ]])) +-- inspect(splitreference([[ outer :: special (operation { } )]])) +-- inspect(splitreference([[ outer :: special ( operation { argument, \argument } ) ]])) +-- inspect(splitreference([[ outer :: special ( operation ) ]])) +-- inspect(splitreference([[ outer :: special ( \operation ) ]])) +-- inspect(splitreference([[ outer :: special ( ) ]])) +-- inspect(splitreference([[ outer :: inner { argument } ]])) +-- inspect(splitreference([[ special ( outer :: operation ) ]])) + +-- inspect(splitreference([[]])) +-- inspect(splitreference([[inner]])) +-- inspect(splitreference([[special(operation{argument,argument})]])) +-- inspect(splitreference([[special(operation)]])) +-- inspect(splitreference([[special(\operation)]])) +-- inspect(splitreference([[special()]])) +-- inspect(splitreference([[inner{argument}]])) +-- inspect(splitreference([[inner{\argument}]])) +-- inspect(splitreference([[outer::]])) +-- inspect(splitreference([[outer::inner]])) +-- inspect(splitreference([[outer::special(operation{argument,argument})]])) +-- inspect(splitreference([[outer::special(operation{argument,\argument})]])) +-- inspect(splitreference([[outer::special(operation)]])) +-- inspect(splitreference([[outer::special(\operation)]])) +-- inspect(splitreference([[outer::special()]])) +-- inspect(splitreference([[outer::inner{argument}]])) +-- inspect(splitreference([[special(outer::operation)]])) -- cgit v1.2.3