Commit 53571f2f0c5cbb30e86aa0b8095f51c09c85761e

Edward Thomson 2015-11-21T15:16:01

vector: more sensible names for `grow_at`/`shrink_at`

diff --git a/src/apply.c b/src/apply.c
index a9b4935..8768607 100644
--- a/src/apply.c
+++ b/src/apply.c
@@ -137,10 +137,10 @@ static int update_hunk(
 	int error = 0;
 
 	if (postlen > prelen)
-		error = git_vector_grow_at(
+		error = git_vector_insert_null(
 			&image->lines, linenum, (postlen - prelen));
 	else if (prelen > postlen)
-		error = git_vector_shrink_at(
+		error = git_vector_remove_range(
 			&image->lines, linenum, (prelen - postlen));
 
 	if (error) {
diff --git a/src/vector.c b/src/vector.c
index 5ad8a73..db1dcf8 100644
--- a/src/vector.c
+++ b/src/vector.c
@@ -331,33 +331,33 @@ int git_vector_resize_to(git_vector *v, size_t new_length)
 	return 0;
 }
 
-int git_vector_grow_at(git_vector *v, size_t idx, size_t grow_len)
+int git_vector_insert_null(git_vector *v, size_t idx, size_t insert_len)
 {
 	size_t new_length;
 
-	assert(grow_len > 0 && idx <= v->length);
+	assert(insert_len > 0 && idx <= v->length);
 
-	GITERR_CHECK_ALLOC_ADD(&new_length, v->length, grow_len);
+	GITERR_CHECK_ALLOC_ADD(&new_length, v->length, insert_len);
 
 	if (new_length > v->_alloc_size && resize_vector(v, new_length) < 0)
 		return -1;
 
-	memmove(&v->contents[idx + grow_len], &v->contents[idx],
+	memmove(&v->contents[idx + insert_len], &v->contents[idx],
 		sizeof(void *) * (v->length - idx));
-	memset(&v->contents[idx], 0, sizeof(void *) * grow_len);
+	memset(&v->contents[idx], 0, sizeof(void *) * insert_len);
 
 	v->length = new_length;
 	return 0;
 }
 
-int git_vector_shrink_at(git_vector *v, size_t idx, size_t shrink_len)
+int git_vector_remove_range(git_vector *v, size_t idx, size_t remove_len)
 {
-	size_t new_length = v->length - shrink_len;
+	size_t new_length = v->length - remove_len;
 	size_t end_idx = 0;
 	
-	assert(shrink_len > 0);
+	assert(remove_len > 0);
 
-	if (git__add_sizet_overflow(&end_idx, idx, shrink_len))
+	if (git__add_sizet_overflow(&end_idx, idx, remove_len))
 		assert(0);
 
 	assert(end_idx <= v->length);
@@ -366,7 +366,7 @@ int git_vector_shrink_at(git_vector *v, size_t idx, size_t shrink_len)
 		memmove(&v->contents[idx], &v->contents[end_idx],
 			sizeof(void *) * (v->length - end_idx));
 
-	memset(&v->contents[new_length], 0, sizeof(void *) * shrink_len);
+	memset(&v->contents[new_length], 0, sizeof(void *) * remove_len);
 
 	v->length = new_length;
 	return 0;
diff --git a/src/vector.h b/src/vector.h
index 6399a84..96d149e 100644
--- a/src/vector.h
+++ b/src/vector.h
@@ -93,8 +93,8 @@ void git_vector_remove_matching(
 	void *payload);
 
 int git_vector_resize_to(git_vector *v, size_t new_length);
-int git_vector_grow_at(git_vector *v, size_t idx, size_t grow_len);
-int git_vector_shrink_at(git_vector *v, size_t idx, size_t shrink_len);
+int git_vector_insert_null(git_vector *v, size_t idx, size_t insert_len);
+int git_vector_remove_range(git_vector *v, size_t idx, size_t remove_len);
 
 int git_vector_set(void **old, git_vector *v, size_t position, void *value);
 
diff --git a/tests/core/vector.c b/tests/core/vector.c
index abc641a..c351655 100644
--- a/tests/core/vector.c
+++ b/tests/core/vector.c
@@ -338,40 +338,40 @@ void test_core_vector__grow_and_shrink(void)
 	git_vector_insert(&x, (void *)0x09);
 	git_vector_insert(&x, (void *)0x0a);
 
-	git_vector_shrink_at(&x, 0, 1);
+	git_vector_remove_range(&x, 0, 1);
 	assert_vector(&x, expected1, ARRAY_SIZE(expected1));
 
-	git_vector_shrink_at(&x, 1, 1);
+	git_vector_remove_range(&x, 1, 1);
 	assert_vector(&x, expected2, ARRAY_SIZE(expected2));
 
-	git_vector_shrink_at(&x, 4, 3);
+	git_vector_remove_range(&x, 4, 3);
 	assert_vector(&x, expected3, ARRAY_SIZE(expected3));
 
-	git_vector_shrink_at(&x, 3, 2);
+	git_vector_remove_range(&x, 3, 2);
 	assert_vector(&x, expected4, ARRAY_SIZE(expected4));
 
-	git_vector_grow_at(&x, 0, 2);
+	git_vector_insert_null(&x, 0, 2);
 	assert_vector(&x, expected5, ARRAY_SIZE(expected5));
 
-	git_vector_grow_at(&x, 5, 1);
+	git_vector_insert_null(&x, 5, 1);
 	assert_vector(&x, expected6, ARRAY_SIZE(expected6));
 
-	git_vector_grow_at(&x, 4, 3);
+	git_vector_insert_null(&x, 4, 3);
 	assert_vector(&x, expected7, ARRAY_SIZE(expected7));
 
-	git_vector_shrink_at(&x, 0, 3);
+	git_vector_remove_range(&x, 0, 3);
 	assert_vector(&x, expected8, ARRAY_SIZE(expected8));
 
-	git_vector_shrink_at(&x, 1, 2);
+	git_vector_remove_range(&x, 1, 2);
 	assert_vector(&x, expected9, ARRAY_SIZE(expected9));
 
-	git_vector_shrink_at(&x, 2, 2);
+	git_vector_remove_range(&x, 2, 2);
 	assert_vector(&x, expectedA, ARRAY_SIZE(expectedA));
 
-	git_vector_shrink_at(&x, 1, 1);
+	git_vector_remove_range(&x, 1, 1);
 	assert_vector(&x, expectedB, ARRAY_SIZE(expectedB));
 
-	git_vector_shrink_at(&x, 0, 1);
+	git_vector_remove_range(&x, 0, 1);
 	assert_vector(&x, NULL, 0);
 
 	git_vector_free(&x);