[270] | 1 | /*
|
---|
| 2 | ** apiprint.c
|
---|
| 3 | **
|
---|
| 4 | */
|
---|
| 5 |
|
---|
| 6 | #include <string.h>
|
---|
| 7 | #include "mrdb.h"
|
---|
| 8 | #include "mruby/value.h"
|
---|
| 9 | #include "mruby/class.h"
|
---|
| 10 | #include "mruby/compile.h"
|
---|
| 11 | #include "mruby/error.h"
|
---|
| 12 | #include "mruby/numeric.h"
|
---|
| 13 | #include "mruby/string.h"
|
---|
| 14 | #include "apiprint.h"
|
---|
| 15 |
|
---|
| 16 | static void
|
---|
| 17 | mrdb_check_syntax(mrb_state *mrb, mrb_debug_context *dbg, const char *expr, size_t len)
|
---|
| 18 | {
|
---|
| 19 | mrbc_context *c;
|
---|
| 20 |
|
---|
| 21 | c = mrbc_context_new(mrb);
|
---|
| 22 | c->no_exec = TRUE;
|
---|
| 23 | c->capture_errors = TRUE;
|
---|
| 24 | c->filename = (char*)dbg->prvfile;
|
---|
| 25 | c->lineno = dbg->prvline;
|
---|
| 26 |
|
---|
| 27 | /* Load program */
|
---|
| 28 | mrb_load_nstring_cxt(mrb, expr, len, c);
|
---|
| 29 |
|
---|
| 30 | mrbc_context_free(mrb, c);
|
---|
| 31 | }
|
---|
| 32 |
|
---|
| 33 | mrb_value
|
---|
| 34 | mrb_debug_eval(mrb_state *mrb, mrb_debug_context *dbg, const char *expr, size_t len, mrb_bool *exc)
|
---|
| 35 | {
|
---|
| 36 | void (*tmp)(struct mrb_state *, struct mrb_irep *, mrb_code *, mrb_value *);
|
---|
| 37 | mrb_value ruby_code;
|
---|
| 38 | mrb_value s;
|
---|
| 39 | mrb_value v;
|
---|
| 40 | mrb_value recv;
|
---|
| 41 |
|
---|
| 42 | /* disable code_fetch_hook */
|
---|
| 43 | tmp = mrb->code_fetch_hook;
|
---|
| 44 | mrb->code_fetch_hook = NULL;
|
---|
| 45 |
|
---|
| 46 | mrdb_check_syntax(mrb, dbg, expr, len);
|
---|
| 47 | if (mrb->exc) {
|
---|
| 48 | v = mrb_obj_value(mrb->exc);
|
---|
| 49 | mrb->exc = 0;
|
---|
| 50 | }
|
---|
| 51 | else {
|
---|
| 52 | /*
|
---|
| 53 | * begin
|
---|
| 54 | * expr
|
---|
| 55 | * rescue => e
|
---|
| 56 | * e
|
---|
| 57 | * end
|
---|
| 58 | */
|
---|
| 59 | ruby_code = mrb_str_new_lit(mrb, "begin\n");
|
---|
| 60 | ruby_code = mrb_str_cat(mrb, ruby_code, expr, len);
|
---|
| 61 | ruby_code = mrb_str_cat_lit(mrb, ruby_code, "\nrescue => e\ne\nend");
|
---|
| 62 |
|
---|
| 63 | recv = dbg->regs[0];
|
---|
| 64 |
|
---|
| 65 | v = mrb_funcall(mrb, recv, "instance_eval", 1, ruby_code);
|
---|
| 66 | }
|
---|
| 67 |
|
---|
| 68 | if (exc) {
|
---|
| 69 | *exc = mrb_obj_is_kind_of(mrb, v, mrb->eException_class);
|
---|
| 70 | }
|
---|
| 71 |
|
---|
| 72 | s = mrb_funcall(mrb, v, "inspect", 0);
|
---|
| 73 |
|
---|
| 74 | /* enable code_fetch_hook */
|
---|
| 75 | mrb->code_fetch_hook = tmp;
|
---|
| 76 |
|
---|
| 77 | return s;
|
---|
| 78 | }
|
---|