patch 7.4.1862
Problem: string() with repeated argument does not give a result usable by
eval().
Solution: Refactor echo_striong and tv2string(), moving the common part to
echo_string_core(). (Ken Takata)
diff --git a/src/testdir/test87.ok b/src/testdir/test87.ok
index b367279..34e9279 100644
--- a/src/testdir/test87.ok
+++ b/src/testdir/test87.ok
@@ -484,7 +484,7 @@
psaA: <vim.Function 'SelfArgs', args=['abcArgsPSAA'], self={'abcSelfPSAA': 'abcSelfPSAAVal'}, auto_rebind=True>
psaB: <vim.Function 'SelfArgs', args=['abcArgsPSAB']>
psaC: <vim.Function 'SelfArgs'>
-psar: <vim.Function 'SelfArgs', args=[{'abcArgsPSAr2': [{'rec': function('SelfArgs', [{...}], {...}), 'self': {...}, 'abcSelfPSAr': 'abcSelfPSArVal', 'args': [{...}]}, {...}], 'abcArgsPSAr': 'abcArgsPSArVal'}], self={'rec': function('SelfArgs', [{'abcArgsPSAr2': [{...}, {...}], 'abcArgsPSAr': 'abcArgsPSArVal'}], {...}), 'self': {...}, 'abcSelfPSAr': 'abcSelfPSArVal', 'args': [{...}]}>
+psar: <vim.Function 'SelfArgs', args=[{'abcArgsPSAr2': [{'rec': function('SelfArgs', [{...}], {...}), 'self': {...}, 'abcSelfPSAr': 'abcSelfPSArVal', 'args': [{...}]}, {...}], 'abcArgsPSAr': 'abcArgsPSArVal'}], self={'rec': function('SelfArgs', [{'abcArgsPSAr2': [{...}, {...}], 'abcArgsPSAr': 'abcArgsPSArVal'}], {...}), 'self': {...}, 'abcSelfPSAr': 'abcSelfPSArVal', 'args': [{'abcArgsPSAr2': [{...}, {...}], 'abcArgsPSAr': 'abcArgsPSArVal'}]}>
s(a): function('Args')
s(pa1): function('Args', ['abcArgsPA1'])
s(pa2): function('Args')