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Add alternation destructuring operator ?//

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This is a first pass to show the implementation.
It needs tests and evaluation, but doesn't break any existing tests.

NOT READY FOR MERGING
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William Langford authored and Nicolas Williams committed 2017-03-26 05:36:22 -05:00
1 parent b142d484d5
commit 3a8c8f4747
7 files changed
+206 -27
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src/jv.h
+9
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@@ -145,6 +145,15 @@ jv jv_object_iter_value(jv, int);
: 0; \
jv_i__ = jv_object_iter_next(t, jv_i__)) \
#define jv_object_keys_foreach(t, k) \
for (int jv_i__ = jv_object_iter(t), jv_j__ = 1; jv_j__; jv_j__ = 0) \
for (jv k; \
jv_object_iter_valid((t), jv_i__) ? \
(k = jv_object_iter_key(t, jv_i__), \
1) \
: 0; \
jv_i__ = jv_object_iter_next(t, jv_i__))
#define JV_OBJECT_1(k1) (jv_object_set(jv_object(),(k1),jv_null()))
#define JV_OBJECT_2(k1,v1) (jv_object_set(jv_object(),(k1),(v1)))
#define JV_OBJECT_3(k1,v1,k2) (jv_object_set(JV_OBJECT_2((k1),(v1)),(k2),jv_null()))