mirror of
https://github.com/mruby/mruby
synced 2026-06-08 16:11:16 +00:00
Yukihiro "Matz" Matsumoto
11af5db1c3
The dependency is now: mruby-binding-eval: - mruby-binding - mruby-eval mruby-proc-binding: - mruby-binding mruby-eval: - mruby-binding [new]
46 lines
1.2 KiB
C
46 lines
1.2 KiB
C
#include <mruby.h>
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#include <mruby/presym.h>
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#include <mruby/proc.h>
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#include <mruby/variable.h>
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/* provided by mruby-proc-ext */
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mrb_value mrb_proc_source_location(mrb_state *mrb, struct RProc *p);
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/* provided by mruby-binding */
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mrb_value mrb_binding_new(mrb_state *mrb, const struct RProc *proc, mrb_value recv, struct REnv *env);
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static mrb_value
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mrb_proc_binding(mrb_state *mrb, mrb_value procval)
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{
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const struct RProc *proc = mrb_proc_ptr(procval);
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struct REnv *env;
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mrb_value receiver;
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if (!proc || MRB_PROC_CFUNC_P(proc) || !proc->upper || MRB_PROC_CFUNC_P(proc->upper)) {
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env = NULL;
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proc = NULL;
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receiver = mrb_nil_value();
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}
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else {
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env = MRB_PROC_ENV(proc);
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mrb_assert(env);
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proc = proc->upper;
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receiver = MRB_ENV_LEN(env) > 0 ? env->stack[0] : mrb_nil_value();
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}
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mrb_value binding = mrb_binding_new(mrb, proc, receiver, env);
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mrb_iv_set(mrb, binding, MRB_SYM(source_location), mrb_proc_source_location(mrb, mrb_proc_ptr(procval)));
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return binding;
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}
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void
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mrb_mruby_proc_binding_gem_init(mrb_state *mrb)
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{
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mrb_define_method(mrb, mrb->proc_class, "binding", mrb_proc_binding, MRB_ARGS_NONE());
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}
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void
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mrb_mruby_proc_binding_gem_final(mrb_state *mrb)
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{
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}
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