JCNC/SCompiler
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Luke 2025-04-24 22:32:42 +08:00
parent b140eafeb4
commit 8baab25c44
1 changed files with 9 additions and 3 deletions
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12
src/main/java/org/jcnc/snow/compiler/parser/function/FunctionParser.java
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@ -2,9 +2,11 @@ package org.jcnc.snow.compiler.parser.function;
import org.jcnc.snow.compiler.lexer.token.TokenType; import org.jcnc.snow.compiler.lexer.token.TokenType;
import org.jcnc.snow.compiler.parser.TopLevelParser; import org.jcnc.snow.compiler.parser.TopLevelParser;
import org.jcnc.snow.compiler.parser.ast.FunctionNode;
import org.jcnc.snow.compiler.parser.ast.ParameterNode;
import org.jcnc.snow.compiler.parser.ast.StatementNode;
import org.jcnc.snow.compiler.parser.context.ParserContext; import org.jcnc.snow.compiler.parser.context.ParserContext;
import org.jcnc.snow.compiler.parser.context.TokenStream; import org.jcnc.snow.compiler.parser.context.TokenStream;
import org.jcnc.snow.compiler.parser.ast.*;
import org.jcnc.snow.compiler.parser.factory.StatementParserFactory; import org.jcnc.snow.compiler.parser.factory.StatementParserFactory;
import java.util.ArrayList; import java.util.ArrayList;
@ -70,13 +72,17 @@ public class FunctionParser implements TopLevelParser {
return new FunctionNode(functionName, parameters, returnType[0], body); return new FunctionNode(functionName, parameters, returnType[0], body);
} }
/** 匹配 function 起始标志（function:） */ /**
* 匹配 function 起始标志（function:）
*/
private void parseFunctionHeader(TokenStream ts) { private void parseFunctionHeader(TokenStream ts) {
ts.expect("function"); ts.expect("function");
ts.expect(":"); ts.expect(":");
} }
/** 匹配函数名称标识符，并跳过换行 */ /**
* 匹配函数名称标识符，并跳过换行
*/
private String parseFunctionName(TokenStream ts) { private String parseFunctionName(TokenStream ts) {
String name = ts.expectType(TokenType.IDENTIFIER).getLexeme(); String name = ts.expectType(TokenType.IDENTIFIER).getLexeme();
ts.expectType(TokenType.NEWLINE); ts.expectType(TokenType.NEWLINE);