From 46439007cf417cbd9ac8049bb4122c890097a0fa Mon Sep 17 00:00:00 2001
From: "Charles.Forsyth" <devnull@localhost>
Date: Fri, 22 Dec 2006 20:52:35 +0000
Subject: 20060303-partial

---
 module/xpointers.m | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 module/xpointers.m

(limited to 'module/xpointers.m')

diff --git a/module/xpointers.m b/module/xpointers.m
new file mode 100644
index 00000000..491beffe
--- /dev/null
+++ b/module/xpointers.m
@@ -0,0 +1,67 @@
+Xpointers: module
+{
+	PATH: con "/dis/lib/w3c/xpointers.dis";
+
+	One, Ole, Oge, Omul, Odiv, Omod, Oand, Oor, Oneg,
+	Onodetype, Onametest, Ofilter, Opath: con 'A'+iota;
+
+	# axis types
+	Aancestor,
+	Aancestor_or_self,
+	Aattribute,
+	Achild,
+	Adescendant,
+	Adescendant_or_self,
+	Afollowing,
+	Afollowing_sibling,
+	Anamespace,
+	Aparent,
+	Apreceding,
+	Apreceding_sibling,
+	Aself: con iota;
+
+	Xstep: adt {
+		axis:	int;	# Aancestor, ... (above)
+		op:	int;	# Onametest or Onodetype
+		ns:	string;
+		name:	string;
+		arg:	string;	# optional parameter to processing-instruction
+		preds:	cyclic list of ref Xpath;
+
+		text:	fn(nil: self ref Xstep): string;
+		axisname:	fn(i: int): string;
+	};
+
+	Xpath: adt {
+		pick{
+		E =>
+			op: int;
+			l, r: cyclic ref Xpath;
+		Fn =>
+			ns:	string;
+			name:	string;
+			args:	cyclic list of ref Xpath;
+		Var =>
+			ns: string;
+			name: string;
+		Path =>
+			abs:	int;
+			steps:	list of ref Xstep;
+		Int =>
+			val: big;
+		Real =>
+			val: real;
+		Str =>
+			s: string;
+		}
+		text:	fn(nil: self ref Xpath): string;
+	};
+
+	init:	fn();
+	framework:	fn(s: string): (string, list of (string, string, string), string);
+
+	# predefined schemes
+	element:	fn(s: string): (string, list of int, string);
+	xmlns:	fn(s: string): (string, string, string);
+	xpointer:	fn(s: string): (ref Xpath, string);
+};
-- 
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