42 lines
784 B
C
42 lines
784 B
C
#ifndef PARSER_H
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#define PARSER_H
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#include "lexer.h"
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#include "arena.h"
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#include "arraylist.h"
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#include <stdint.h>
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typedef struct {
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ASTNode *head;
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} AST;
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typedef enum {
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PARSER_OK = 0,
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PARSER_UNEXPECTED_TOKEN,
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PARSER_MISSING_OPERAND,
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PARSER_UNMATCHED_PAREN,
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PARSER_OUT_OF_MEMORY,
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} ParserErr;
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typedef struct {
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bool is_valid;
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union {
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ParserErr err;
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struct {
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Arena arena;
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ASTNode *tree;
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};
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};
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} ParseResult;
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ASTNode *nud(ArraySlice *slice);
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ASTNode *led(ArraySlice *slice, size_t right_precedence);
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uint8_t node_lbp(ASTNode node);
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uint8_t node_rbp(ASTNode node);
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ParseResult parse(TokenizeResult tokens);
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ASTNode *parse_expr(ArraySlice *slice, Arena *arena, uint8_t min_bp);
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#endif // !PARSER_H
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