# HG changeset patch
# User Yuya Nishihara <yuya@tcha.org>
# Date 2015-07-05 02:06:58
# Node ID f8f7ae0f4d9859586f68cd4e1d2d7a33ff2a5cb9
# Parent  0eb093e40813f5867c8d19050fba318cf20aeed9

parser: add comment about structure of elements to each table

diff --git a/mercurial/fileset.py b/mercurial/fileset.py
--- a/mercurial/fileset.py
+++ b/mercurial/fileset.py
@@ -10,6 +10,7 @@ import parser, error, util, merge
 from i18n import _
 
 elements = {
+    # token-type: binding-strength, prefix, infix, suffix
     "(": (20, ("group", 1, ")"), ("func", 1, ")")),
     "-": (5, ("negate", 19), ("minus", 5)),
     "not": (10, ("not", 10)),
diff --git a/mercurial/revset.py b/mercurial/revset.py
--- a/mercurial/revset.py
+++ b/mercurial/revset.py
@@ -115,6 +115,7 @@ def _revsbetween(repo, roots, heads):
     return baseset(sorted(reachable))
 
 elements = {
+    # token-type: binding-strength, prefix, infix, suffix
     "(": (21, ("group", 1, ")"), ("func", 1, ")")),
     "##": (20, None, ("_concat", 20)),
     "~": (18, None, ("ancestor", 18)),
diff --git a/mercurial/templater.py b/mercurial/templater.py
--- a/mercurial/templater.py
+++ b/mercurial/templater.py
@@ -15,6 +15,7 @@ import minirst
 # template parsing
 
 elements = {
+    # token-type: binding-strength, prefix, infix, suffix
     "(": (20, ("group", 1, ")"), ("func", 1, ")")),
     ",": (2, None, ("list", 2)),
     "|": (5, None, ("|", 5)),