29 lines
671 B
C
29 lines
671 B
C
#ifndef SCOPE_H
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#define SCOPE_H
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#include "hashmap.h"
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struct Scope {
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HashMap symbols; // 当前作用域符号表
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struct Scope* parent; // 上层作用域
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int base_offset;
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int cur_offset;
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};
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// 创建新作用域（父作用域可为NULL）
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struct Scope* scope_create(struct Scope* parent);
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// 销毁作用域
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void scope_destroy(struct Scope* scope);
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// 在当前作用域插入符号
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void scope_insert(struct Scope* scope, const char* name, void* symbol);
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// 逐级查找符号
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void* scope_lookup(struct Scope* scope, const char* name);
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// 仅在当前作用域查找
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void* scope_lookup_current(struct Scope* scope, const char* name);
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#endif
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