mirror of
https://github.com/DarkFlippers/unleashed-firmware
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68 lines
1.9 KiB
C
68 lines
1.9 KiB
C
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/*
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* Copyright (c) 2016 Cesanta Software Limited
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* All rights reserved
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*/
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#ifndef MJS_UTIL_PUBLIC_H_
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#define MJS_UTIL_PUBLIC_H_
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#include "mjs_core_public.h"
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#include <stdio.h>
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#if defined(__cplusplus)
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extern "C" {
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#endif /* __cplusplus */
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typedef void (*MjsPrintCallback)(void* ctx, const char* format, ...);
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const char* mjs_typeof(mjs_val_t v);
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void mjs_fprintf(mjs_val_t v, struct mjs* mjs, FILE* fp);
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void mjs_sprintf(mjs_val_t v, struct mjs* mjs, char* buf, size_t buflen);
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void mjs_disasm_all(struct mjs* mjs, MjsPrintCallback print_cb, void* print_ctx);
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void mjs_dump(struct mjs* mjs, int do_disasm, MjsPrintCallback print_cb, void* print_ctx);
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/*
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* Returns the filename corresponding to the given bcode offset.
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*/
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const char* mjs_get_bcode_filename_by_offset(struct mjs* mjs, int offset);
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/*
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* Returns the line number corresponding to the given bcode offset.
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*/
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int mjs_get_lineno_by_offset(struct mjs* mjs, int offset);
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/*
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* Returns bcode offset of the corresponding call frame cf_num, where 0 means
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* the currently executing function, 1 means the first return address, etc.
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*
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* If given cf_num is too large, -1 is returned.
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*/
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int mjs_get_offset_by_call_frame_num(struct mjs* mjs, int cf_num);
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/*
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* Tries to convert `mjs_val_t` to a string, returns MJS_OK if successful.
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* String is returned as a pair of pointers: `char **p, size_t *sizep`.
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*
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* Caller must also provide a non-null `need_free`, and if it is non-zero,
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* then the string `*p` should be freed by the caller.
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*
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* MJS does not support `toString()` and `valueOf()`, so, passing an object
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* always results in `MJS_TYPE_ERROR`.
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*/
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mjs_err_t mjs_to_string(struct mjs* mjs, mjs_val_t* v, char** p, size_t* sizep, int* need_free);
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/*
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* Converts value to boolean as in the expression `if (v)`.
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*/
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mjs_val_t mjs_to_boolean_v(struct mjs* mjs, mjs_val_t v);
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int mjs_is_truthy(struct mjs* mjs, mjs_val_t v);
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#if defined(__cplusplus)
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}
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#endif /* __cplusplus */
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#endif /* MJS_UTIL_PUBLIC_H_ */
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