From 72b785e07210c7419802caa3595fc03d84df2c3a Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 5 Nov 2015 04:04:00 +0000
Subject: id.def: token_ops

* defs/id.def (token_ops): gather associations between IDs,
  operators, and parser tokens.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52458 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 template/id.c.tmpl | 16 ++++++++++++++++
 template/id.h.tmpl | 48 +++++++++---------------------------------------
 2 files changed, 25 insertions(+), 39 deletions(-)

(limited to 'template')

diff --git a/template/id.c.tmpl b/template/id.c.tmpl
index cac213a8fb..477a76bc26 100644
--- a/template/id.c.tmpl
+++ b/template/id.c.tmpl
@@ -13,7 +13,23 @@
 <%
 defs = File.join(File.dirname(File.dirname(erb.filename)), "defs/id.def")
 ids = eval(File.read(defs), binding, defs)
+ops = ids[:token_op].uniq {|id, op, token| token && op}
 %>
+% ops.each do |_id, _op, token|
+%   next unless token
+#define t<%=token%> RUBY_TOKEN(<%=token%>)
+% end
+
+static const struct {
+    unsigned short token;
+    const char name[3], term;
+} op_tbl[] = {
+% ops.each do |_id, op, token|
+%   next unless token
+    {t<%=token%>, "<%=op%>"},
+% end
+};
+
 static void
 Init_id(void)
 {
diff --git a/template/id.h.tmpl b/template/id.h.tmpl
index 5e7f117c24..0db35c1802 100644
--- a/template/id.h.tmpl
+++ b/template/id.h.tmpl
@@ -15,12 +15,6 @@ require 'optparse'
 
 op_id_offset = 128
 
-token_op_ids = %w[
-  tDOT2 tDOT3 tUPLUS tUMINUS tPOW tDSTAR tCMP tLSHFT tRSHFT
-  tLEQ tGEQ tEQ tEQQ tNEQ tMATCH tNMATCH tAREF tASET
-  tCOLON2 tCOLON3 tANDOP tOROP tDOTQ
-]
-
 defs = File.join(File.dirname(File.dirname(erb.filename)), "defs/id.def")
 ids = eval(File.read(defs), binding, defs)
 types = ids.keys.grep(/^[A-Z]/)
@@ -57,43 +51,19 @@ enum ruby_id_types {
 #define symIFUNC ID2SYM(idIFUNC)
 #define symCFUNC ID2SYM(idCFUNC)
 
-% token_op_ids.each_with_index do |token, index|
-#define RUBY_TOKEN_<%=token[/\At(.+)\z/, 1]%> <%=op_id_offset + index%>
+% index = op_id_offset
+% ids[:token_op].each do |_id, _op, token|
+%   next unless token
+#define RUBY_TOKEN_<%=token%> <%=index%>
+%   index += 1
 % end
 #define RUBY_TOKEN(t) RUBY_TOKEN_##t
 
 enum ruby_method_ids {
-    idDot2 = RUBY_TOKEN(DOT2),
-    idDot3 = RUBY_TOKEN(DOT3),
-    idUPlus = RUBY_TOKEN(UPLUS),
-    idUMinus = RUBY_TOKEN(UMINUS),
-    idPow = RUBY_TOKEN(POW),
-    idCmp = RUBY_TOKEN(CMP),
-    idPLUS = '+',
-    idMINUS = '-',
-    idMULT = '*',
-    idDIV = '/',
-    idMOD = '%',
-    idLT = '<',
-    idLTLT = RUBY_TOKEN(LSHFT),
-    idLE = RUBY_TOKEN(LEQ),
-    idGT = '>',
-    idGTGT = RUBY_TOKEN(RSHFT),
-    idGE = RUBY_TOKEN(GEQ),
-    idEq = RUBY_TOKEN(EQ),
-    idEqq = RUBY_TOKEN(EQQ),
-    idNeq = RUBY_TOKEN(NEQ),
-    idNot = '!',
-    idBackquote = '`',
-    idEqTilde = RUBY_TOKEN(MATCH),
-    idNeqTilde = RUBY_TOKEN(NMATCH),
-    idAREF = RUBY_TOKEN(AREF),
-    idASET = RUBY_TOKEN(ASET),
-    idCOLON2 = RUBY_TOKEN(COLON2),
-    idANDOP = RUBY_TOKEN(ANDOP),
-    idOROP = RUBY_TOKEN(OROP),
-    idDOTQ = RUBY_TOKEN(DOTQ),
-    tPRESERVED_ID_BEGIN = <%=op_id_offset + token_op_ids.size - 1%>,
+% ids[:token_op].uniq {|_, op| op}.each do |id, op, token|
+    id<%=id%> = <%=token ? "RUBY_TOKEN(#{token})" : "'#{op}'"%>,
+% end
+    tPRESERVED_ID_BEGIN = <%=index-1%>,
 % ids[:preserved].each do |token|
     id<%=token%>,
 % end
-- 
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