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Merge pull request #725 from sogaiu/new-style-core-fn-decl-for-table

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Update table.c with new style core function declarations.
This commit is contained in:
Calvin Rose 2021-07-26 07:16:28 -05:00 committed by GitHub
commit 2a9f30fc8a
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1 changed files with 40 additions and 55 deletions
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95
src/core/table.c
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@ -268,13 +268,21 @@ void janet_table_merge_struct(JanetTable *table, const JanetKV *other) {
/* C Functions */
static Janet cfun_table_new(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_new,
"(table/new capacity)",
"Creates a new empty table with pre-allocated memory "
"for capacity entries. This means that if one knows the number of "
"entries going to go in a table on creation, extra memory allocation "
"can be avoided. Returns the new table.") {
janet_fixarity(argc, 1);
int32_t cap = janet_getinteger(argv, 0);
return janet_wrap_table(janet_table(cap));
}
static Janet cfun_table_getproto(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_getproto,
"(table/getproto tab)",
"Get the prototype table of a table. Returns nil if a table "
"has no prototype, otherwise returns the prototype.") {
janet_fixarity(argc, 1);
JanetTable *t = janet_gettable(argv, 0);
return t->proto
@ -282,7 +290,9 @@ static Janet cfun_table_getproto(int32_t argc, Janet *argv) {
: janet_wrap_nil();
}
static Janet cfun_table_setproto(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_setproto,
"(table/setproto tab proto)",
"Set the prototype of a table. Returns the original table tab.") {
janet_fixarity(argc, 2);
JanetTable *table = janet_gettable(argv, 0);
JanetTable *proto = NULL;
@ -293,79 +303,54 @@ static Janet cfun_table_setproto(int32_t argc, Janet *argv) {
return argv[0];
}
static Janet cfun_table_tostruct(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_tostruct,
"(table/to-struct tab)",
"Convert a table to a struct. Returns a new struct. This function "
"does not take into account prototype tables.") {
janet_fixarity(argc, 1);
JanetTable *t = janet_gettable(argv, 0);
return janet_wrap_struct(janet_table_to_struct(t));
}
static Janet cfun_table_rawget(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_rawget,
"(table/rawget tab key)",
"Gets a value from a table without looking at the prototype table. "
"If a table tab does not contain t directly, the function will return "
"nil without checking the prototype. Returns the value in the table.") {
janet_fixarity(argc, 2);
JanetTable *table = janet_gettable(argv, 0);
return janet_table_rawget(table, argv[1]);
}
static Janet cfun_table_clone(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_clone,
"(table/clone tab)",
"Create a copy of a table. Updates to the new table will not change the old table, "
"and vice versa.") {
janet_fixarity(argc, 1);
JanetTable *table = janet_gettable(argv, 0);
return janet_wrap_table(janet_table_clone(table));
}
static Janet cfun_table_clear(int32_t argc, Janet *argv) {
JANET_CORE_FN(cfun_table_clear,
"(table/clear tab)",
"Remove all key-value pairs in a table and return the modified table `tab`.") {
janet_fixarity(argc, 1);
JanetTable *table = janet_gettable(argv, 0);
janet_table_clear(table);
return janet_wrap_table(table);
}
static const JanetReg table_cfuns[] = {
{
"table/new", cfun_table_new,
JDOC("(table/new capacity)\n\n"
"Creates a new empty table with pre-allocated memory "
"for capacity entries. This means that if one knows the number of "
"entries going to go in a table on creation, extra memory allocation "
"can be avoided. Returns the new table.")
},
{
"table/to-struct", cfun_table_tostruct,
JDOC("(table/to-struct tab)\n\n"
"Convert a table to a struct. Returns a new struct. This function "
"does not take into account prototype tables.")
},
{
"table/getproto", cfun_table_getproto,
JDOC("(table/getproto tab)\n\n"
"Get the prototype table of a table. Returns nil if a table "
"has no prototype, otherwise returns the prototype.")
},
{
"table/setproto", cfun_table_setproto,
JDOC("(table/setproto tab proto)\n\n"
"Set the prototype of a table. Returns the original table tab.")
},
{
"table/rawget", cfun_table_rawget,
JDOC("(table/rawget tab key)\n\n"
"Gets a value from a table without looking at the prototype table. "
"If a table tab does not contain t directly, the function will return "
"nil without checking the prototype. Returns the value in the table.")
},
{
"table/clone", cfun_table_clone,
JDOC("(table/clone tab)\n\n"
"Create a copy of a table. Updates to the new table will not change the old table, "
"and vice versa.")
},
{
"table/clear", cfun_table_clear,
JDOC("(table/clear tab)\n\n"
"Remove all key-value pairs in a table and return the modified table `tab`.")
},
{NULL, NULL, NULL}
};
/* Load the table module */
void janet_lib_table(JanetTable *env) {
janet_core_cfuns(env, NULL, table_cfuns);
JanetRegExt table_cfuns[] = {
JANET_CORE_REG("table/new", cfun_table_new),
JANET_CORE_REG("table/to-struct", cfun_table_tostruct),
JANET_CORE_REG("table/getproto", cfun_table_getproto),
JANET_CORE_REG("table/setproto", cfun_table_setproto),
JANET_CORE_REG("table/rawget", cfun_table_rawget),
JANET_CORE_REG("table/clone", cfun_table_clone),
JANET_CORE_REG("table/clear", cfun_table_clear),
JANET_REG_END
};
janet_core_cfuns_ext(env, NULL, table_cfuns);
}