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Path manipulation (path/getpath/setpath/delpath) and docs.

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del function should fix #37.
This commit is contained in:
Stephen Dolan committed 2012-12-28 16:08:29 +00:00
1 parent f1e23448e7
commit 79c9c418c6
7 files changed
+198 -25
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execute.c
+21 -2
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@@ -286,6 +286,18 @@ jv jq_next() {
break;
}
case GETPATH: {
stackval path_end = stack_pop();
stackval path_start = stack_pop();
jv_free(path_end.value);
jv path = jv_array();
for (int i=path_start.pathidx; i<path_end.pathidx; i++) {
path = jv_array_set(path, i, jv_copy(pathbuf[i]));
}
stack_push(stackval_replace(path_start, path));
break;
}
case ASSIGN: {
stackval replacement = stack_pop();
stackval path_end = stack_pop();
@@ -293,11 +305,18 @@ jv jq_next() {
jv_free(path_end.value);
jv_free(path_start.value);
jv path = jv_array();
for (int i=path_start.pathidx; i<path_end.pathidx; i++) {
path = jv_array_set(path, i, jv_copy(pathbuf[i]));
}
uint16_t level = *pc++;
uint16_t v = *pc++;
frame_ptr fp = frame_get_level(&frame_stk, frame_current(&frame_stk), level);
jv* var = frame_local_var(fp, v);
jv result = jv_insert(*var, replacement.value, pathbuf + path_start.pathidx, path_end.pathidx - path_start.pathidx);
jv result = jv_setpath(*var, path, replacement.value);
if (jv_is_valid(result)) {
*var = result;
} else {
@@ -311,7 +330,7 @@ jv jq_next() {
stackval t = stack_pop();
jv k = stack_pop().value;
int pathidx = path_push(t, jv_copy(k));
jv v = jv_lookup(t.value, k);
jv v = jv_get(t.value, k);
if (jv_is_valid(v)) {
stackval sv;
sv.value = v;