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ref: check if object is a commit when needed

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This commit is contained in:
Ori Bernstein 2023-12-23 22:24:07 +00:00
parent abc6e8ee6b
commit 37a8fc6168
1 changed files with 8 additions and 0 deletions
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8
sys/src/cmd/git/ref.c
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@ -188,6 +188,10 @@ paint(Hash *head, int nhead, Hash *tail, int ntail, Object ***res, int *nres, in
break;
}
o = readobject(e.o->hash);
if(o->type != GCommit){
werrstr("not a commit: %H", o->hash);
goto error;
}
for(i = 0; i < o->commit->nparent; i++){
if((c = readobject(e.o->commit->parent[i])) == nil)
goto error;
@ -305,6 +309,10 @@ parent(Eval *ev)
Object *o, *p;
o = pop(ev);
if(o->type != GCommit){
werrstr("not a commit: %H", o->hash);
return -1;
}
/* Special case: first commit has no parent. */
if(o->commit->nparent == 0)
p = emptydir();