26 lines
745 B
C
26 lines
745 B
C
#ifndef PARSER_H
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#define PARSER_H
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#include <stddef.h> // for size_t
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// Forward declare
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typedef struct ExprNode ExprNode;
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// Node type: atom or list
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struct ExprNode {
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char *token; // For atoms: the value ("123", "$0", "add")
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// For lists: the operator (first token)
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ExprNode **children; // Array of child nodes (NULL if atom)
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size_t child_count; // 0 if atom
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int line; // Source line number (for errors)
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};
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ExprNode *expr_parse(const char *source, size_t source_len);
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ExprNode* expand_macros(ExprNode* node);
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ExprNode* expand_lambda(ExprNode* lambda_node);
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void expr_free(ExprNode *node);
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void expr_print(ExprNode *node, int indent);
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void *safe_malloc(size_t size);
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#endif
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