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janet/core/sourcemap.h
bakpakin 605848b217 Rename DstValue to Dst for easier access. Move vector.c into
util.c and make public API smaller. Pad strings and symbols with
extra 0 byte for better interop with C.
2018-01-06 11:09:15 -05:00

45 lines
1.7 KiB
C

/*
* Copyright (c) 2017 Calvin Rose
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
#ifndef DST_SOURCEMAP_H_defined
#define DST_SOURCEMAP_H_defined
#include <dst/dst.h>
/* Get the sub source map by indexing a value. Used to traverse
* into arrays and tuples */
const Dst *dst_sourcemap_index(const Dst *map, int32_t index);
/* Traverse into a key of a table or struct */
const Dst *dst_sourcemap_key(const Dst *map, Dst key);
/* Traverse into a value of a table or struct */
const Dst *dst_sourcemap_value(const Dst *map, Dst key);
/* Try to rebuild a source map from given another map */
const Dst *dst_sourcemap_remap(
const Dst *oldmap,
Dst oldsource,
Dst newsource);
#endif