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-rw-r--r--tex/context/base/lxml-lpt.lua28
1 files changed, 23 insertions, 5 deletions
diff --git a/tex/context/base/lxml-lpt.lua b/tex/context/base/lxml-lpt.lua
index 607101ae9..4e53e55f9 100644
--- a/tex/context/base/lxml-lpt.lua
+++ b/tex/context/base/lxml-lpt.lua
@@ -515,6 +515,12 @@ local lp_or = P("|") / " or "
local lp_and = P("&") / " and "
local lp_builtin = P (
+ P("text") / "(ll.dt[1] or '')" + -- fragile
+ P("content") / "ll.dt" +
+ -- P("name") / "(ll.ns~='' and ll.ns..':'..ll.tg)" +
+ P("name") / "((ll.ns~='' and ll.ns..':'..ll.tg) or ll.tg)" +
+ P("tag") / "ll.tg" +
+ P("position") / "l" + -- is element in finalizer
P("firstindex") / "1" +
P("lastindex") / "(#ll.__p__.dt or 1)" +
P("firstelement") / "1" +
@@ -522,15 +528,10 @@ local lp_builtin = P (
P("first") / "1" +
P("last") / "#list" +
P("rootposition") / "order" +
- P("position") / "l" + -- is element in finalizer
P("order") / "order" +
P("element") / "(ll.ei or 1)" +
P("index") / "(ll.ni or 1)" +
P("match") / "(ll.mi or 1)" +
- P("text") / "(ll.dt[1] or '')" +
- -- P("name") / "(ll.ns~='' and ll.ns..':'..ll.tg)" +
- P("name") / "((ll.ns~='' and ll.ns..':'..ll.tg) or ll.tg)" +
- P("tag") / "ll.tg" +
P("ns") / "ll.ns"
) * ((spaces * P("(") * spaces * P(")"))/"")
@@ -1142,6 +1143,23 @@ expressions.lower = lower
expressions.number = tonumber
expressions.boolean = toboolean
+function expressions.contains(str,pattern)
+ local t = type(str)
+ if t == "string" then
+ if find(str,pattern) then
+ return true
+ end
+ elseif t == "table" then
+ for i=1,#str do
+ local d = str[i]
+ if type(d) == "string" and find(d,pattern) then
+ return true
+ end
+ end
+ end
+ return false
+end
+
-- user interface
local function traverse(root,pattern,handle)