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-rw-r--r--scripts/context/lua/mtxrun.lua28
-rw-r--r--scripts/context/stubs/mswin/mtxrun.lua28
-rw-r--r--scripts/context/stubs/unix/mtxrun28
3 files changed, 69 insertions, 15 deletions
diff --git a/scripts/context/lua/mtxrun.lua b/scripts/context/lua/mtxrun.lua
index ec6c9c520..234dec9a1 100644
--- a/scripts/context/lua/mtxrun.lua
+++ b/scripts/context/lua/mtxrun.lua
@@ -1164,7 +1164,22 @@ local report = texio and texio.write_nl or print
--
-- local p = C("@") * C("!") / "%2%1"
-- lpeg.print(p) print(lpeg.match(p,"@!"))
-
+--
+-- TRICKY:
+--
+-- local P, R, Cs = lpeg.P, lpeg.R, lpeg.Cs
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
-- local lpmatch = lpeg.match
-- local lpprint = lpeg.print
@@ -9198,10 +9213,13 @@ local lp_builtin = P (
local lp_attribute = (P("@") + P("attribute::")) / "" * Cc("(ll.at and ll.at['") * ((R("az","AZ") + S("-_:"))^1) * Cc("'])")
------ lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
------ lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
-local lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
-local lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
+-- lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
+--
+-- Cs really needed here:
+
+lp_fastpos_p = C(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+lp_fastpos_n = C(P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
local lp_fastpos = lp_fastpos_n + lp_fastpos_p
diff --git a/scripts/context/stubs/mswin/mtxrun.lua b/scripts/context/stubs/mswin/mtxrun.lua
index ec6c9c520..234dec9a1 100644
--- a/scripts/context/stubs/mswin/mtxrun.lua
+++ b/scripts/context/stubs/mswin/mtxrun.lua
@@ -1164,7 +1164,22 @@ local report = texio and texio.write_nl or print
--
-- local p = C("@") * C("!") / "%2%1"
-- lpeg.print(p) print(lpeg.match(p,"@!"))
-
+--
+-- TRICKY:
+--
+-- local P, R, Cs = lpeg.P, lpeg.R, lpeg.Cs
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
-- local lpmatch = lpeg.match
-- local lpprint = lpeg.print
@@ -9198,10 +9213,13 @@ local lp_builtin = P (
local lp_attribute = (P("@") + P("attribute::")) / "" * Cc("(ll.at and ll.at['") * ((R("az","AZ") + S("-_:"))^1) * Cc("'])")
------ lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
------ lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
-local lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
-local lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
+-- lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
+--
+-- Cs really needed here:
+
+lp_fastpos_p = C(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+lp_fastpos_n = C(P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
local lp_fastpos = lp_fastpos_n + lp_fastpos_p
diff --git a/scripts/context/stubs/unix/mtxrun b/scripts/context/stubs/unix/mtxrun
index ec6c9c520..234dec9a1 100644
--- a/scripts/context/stubs/unix/mtxrun
+++ b/scripts/context/stubs/unix/mtxrun
@@ -1164,7 +1164,22 @@ local report = texio and texio.write_nl or print
--
-- local p = C("@") * C("!") / "%2%1"
-- lpeg.print(p) print(lpeg.match(p,"@!"))
-
+--
+-- TRICKY:
+--
+-- local P, R, Cs = lpeg.P, lpeg.R, lpeg.Cs
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / function(s) return "l==" .. s end
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = Cs(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
+--
+-- local p = P("+")^0 * R("09")^1 * P(-1) / "l==%1"
+-- print(lpeg.match(Cs(p),"+10"))
-- local lpmatch = lpeg.match
-- local lpprint = lpeg.print
@@ -9198,10 +9213,13 @@ local lp_builtin = P (
local lp_attribute = (P("@") + P("attribute::")) / "" * Cc("(ll.at and ll.at['") * ((R("az","AZ") + S("-_:"))^1) * Cc("'])")
------ lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
------ lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
-local lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
-local lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
+-- lp_fastpos_p = (P("+")^0 * R("09")^1 * P(-1)) / function(s) return "l==" .. s end
+-- lp_fastpos_n = (P("-") * R("09")^1 * P(-1)) / function(s) return "(" .. s .. "<0 and (#list+".. s .. "==l))" end
+--
+-- Cs really needed here:
+
+lp_fastpos_p = C(P("+")^0 * R("09")^1 * P(-1)) / "l==%1"
+lp_fastpos_n = C(P("-") * R("09")^1 * P(-1)) / "(%1<0 and (#list+%1==l))"
local lp_fastpos = lp_fastpos_n + lp_fastpos_p