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Code Issues 1 Releases Wiki Activity

Make env optional for compile.

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This commit is contained in:
Calvin Rose 2019-05-20 11:34:07 -04:00
parent 0378ba78cc
commit 411fc77ecf
1 changed files with 8 additions and 3 deletions
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11
src/core/compile.c
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@ -26,6 +26,7 @@
#include "emit.h"
#include "vector.h"
#include "util.h"
#include "state.h"
#endif
JanetFopts janetc_fopts_default(JanetCompiler *c) {
@ -716,8 +717,12 @@ JanetCompileResult janet_compile(Janet source, JanetTable *env, const uint8_t *w
/* C Function for compiling */
static Janet cfun(int32_t argc, Janet *argv) {
janet_arity(argc, 2, 3);
JanetTable *env = janet_gettable(argv, 1);
janet_arity(argc, 1, 3);
JanetTable *env = argc > 1 ? janet_gettable(argv, 1) : janet_vm_fiber->env;
if (NULL == env) {
env = janet_table(0);
janet_vm_fiber->env = env;
}
const uint8_t *source = NULL;
if (argc == 3) {
source = janet_getstring(argv, 2);
@ -740,7 +745,7 @@ static Janet cfun(int32_t argc, Janet *argv) {
static const JanetReg compile_cfuns[] = {
{
"compile", cfun,
JDOC("(compile ast env [, source])\n\n"
JDOC("(compile ast &opt env source)\n\n"
"Compiles an Abstract Syntax Tree (ast) into a janet function. "
"Pair the compile function with parsing functionality to implement "
"eval. Returns a janet function and does not modify ast. Throws an "