mirror of
https://github.com/janet-lang/janet
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72 lines
2.3 KiB
C
72 lines
2.3 KiB
C
/*
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* Copyright (c) 2017 Calvin Rose
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef PARSE_H_ONYWMADW
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#define PARSE_H_ONYWMADW
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#include <gst/gst.h>
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typedef struct GstParser GstParser;
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typedef struct GstParseState GstParseState;
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/* Holds the parsing state */
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struct GstParser {
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Gst *vm;
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const char *error;
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GstParseState *data;
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GstValue value;
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uint32_t count;
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uint32_t cap;
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uint32_t index;
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uint32_t flags;
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uint32_t quoteCount;
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enum {
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GST_PARSER_PENDING = 0,
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GST_PARSER_FULL,
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GST_PARSER_ERROR,
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GST_PARSER_ROOT
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} status;
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};
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/* Some parser flags */
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#define GST_PARSER_FLAG_INCOMMENT 1
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#define GST_PARSER_FLAG_EXPECTING_COMMENT 2
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/* Initialize a parser */
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void gst_parser(GstParser *p, Gst *vm);
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/* Parse a c style string. Returns number of bytes read */
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int gst_parse_cstring(GstParser *p, const char *string);
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/* Parse a gst string. Returns number of bytes read */
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int gst_parse_string(GstParser *p, const uint8_t *string);
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/* Check if a parser has a value that needs to be handled. If
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* so, the parser will not parse any more input until that value
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* is consumed. */
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int gst_parse_hasvalue(GstParser *p);
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/* Gets a value from the parser */
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GstValue gst_parse_consume(GstParser *p);
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#endif /* end of include guard: PARSE_H_ONYWMADW */
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