On Fri, 4 Dec 2020 20:11:17 -0600 (CST)
luke-tier...@uiowa.edu wrote:
> We did try a number of variations; the code is in the R-syntax branch.
> At the root of that branch are two .md files with some notes as of
> around useR20.
Thanks for the information!
Can I make a suggestion? If the variation of the pipe that allows
a symbol on the RHS to be interpreted as the name of a function to call
does get chosen, may it also allow fully-qualified symbols?
Index: src/main/gram.y
===================================================================
--- src/main/gram.y (revision 79567)
+++ src/main/gram.y (working copy)
@@ -1242,7 +1242,11 @@
if (GenerateCode) {
/* allow for symbols or lambda expressions */
if (TYPEOF(rhs) == SYMSXP ||
- TYPEOF(rhs) == LANGSXP && CAR(rhs) == R_FunctionSymbol)
+ TYPEOF(rhs) == LANGSXP && (
+ CAR(rhs) == R_FunctionSymbol ||
+ CAR(rhs) == R_DoubleColonSymbol ||
+ CAR(rhs) == R_TripleColonSymbol
+ ))
return lang2(rhs, lhs);
if (TYPEOF(rhs) != LANGSXP)
Or is this feature creep?
--
Best regards,
Ivan
P.S. This lambda function is waving at us: \ (O,o) `/`
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