lexer generator
[ˈlɛksər ˈdʒɛnəreɪtər]
nounpl: lexer generators
gerador de analisador léxico
1. A software tool or program that automatically generates a lexical analyzer (lexer) from a formal specification or grammar rules, typically used in compiler and interpreter development
Lex is a classic lexer generator that creates C code for tokenizing input streams.
Lex é um gerador de analisador léxico clássico que cria código C para tokenizar fluxos de entrada.
2. A development utility that takes regular expressions and pattern definitions as input and produces source code that can identify and classify tokens in text
The developer used a lexer generator to quickly create a tokenizer for the new programming language.
O desenvolvedor usou um gerador de analisador léxico para criar rapidamente um tokenizador para a nova linguagem de programação.
The term 'lexer generator' is primarily used in academic and professional software development contexts. In Brazil, it is commonly taught in computer science courses focusing on compiler theory. In the USA, tools like Lex and Flex are industry standards, particularly in Unix/Linux development environments. The term reflects the importance of automated code generation in modern software development practices.
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