1 files changed, 43 insertions, 0 deletions
diff --git a/appl/alphabet/main/parse.b b/appl/alphabet/main/parse.b
new file mode 100644
index 00000000..c02ba124
--- /dev/null
+++ b/appl/alphabet/main/parse.b
@@ -0,0 +1,43 @@
+implement Parse, Mainmodule;
+include "sys.m";
+	sys: Sys;
+include "draw.m";
+include "sh.m";
+	sh: Sh;
+include "alphabet/reports.m";
+	reports: Reports;
+		Report, report: import reports;
+include "alphabet.m";
+	alphabet: Alphabet;
+		Value: import alphabet;
+
+Parse: module {};
+
+typesig(): string
+{
+	return "cs";
+}
+
+init()
+{
+	sys = load Sys Sys->PATH;
+	alphabet = load Alphabet Alphabet->PATH;
+	sh = load Sh Sh->PATH;
+	sh->initialise();
+}
+
+quit()
+{
+}
+
+run(nil: ref Draw->Context, nil: ref Reports->Report, errorc: chan of string,
+		nil: list of (int, list of ref Value),
+		args: list of ref Value): ref Value
+{
+	(c, err) := sh->parse((hd args).s().i);
+	if(c == nil){
+		report(errorc, sys->sprint("parse: parse %q failed: %s", (hd args).s().i, err));
+		return nil;
+	}
+	return ref Value.Vc(c);
+}