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LibJS: Clean up token constructor and use method instead for identifiers

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Having two large constructor with just one parameter difference in the
middle seems quite dangerous so just do it with a method.
This commit is contained in:
davidot 2021-09-01 18:35:33 +02:00 • committed by Linus Groh
parent 3fee7b0d0b
commit bbddfeef4b
2 changed files with 17 additions and 35 deletions
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34
Userland/Libraries/LibJS/Lexer.cpp
View file

@ -768,28 +768,18 @@ Token Lexer::next()
}
}
if (identifier.has_value()) {
m_current_token = Token(
token_type,
token_message,
m_source.substring_view(trivia_start - 1, value_start - trivia_start),
m_source.substring_view(value_start - 1, m_position - value_start),
identifier.release_value(),
m_filename,
value_start_line_number,
value_start_column_number,
m_position);
} else {
m_current_token = Token(
token_type,
token_message,
m_source.substring_view(trivia_start - 1, value_start - trivia_start),
m_source.substring_view(value_start - 1, m_position - value_start),
m_filename,
value_start_line_number,
value_start_column_number,
m_position);
}
m_current_token = Token(
token_type,
token_message,
m_source.substring_view(trivia_start - 1, value_start - trivia_start),
m_source.substring_view(value_start - 1, m_position - value_start),
m_filename,
value_start_line_number,
value_start_column_number,
m_position);
if (identifier.has_value())
m_current_token.set_identifier_value(identifier.release_value());
if constexpr (LEXER_DEBUG) {
dbgln("------------------------------");

18
Userland/Libraries/LibJS/Token.h
View file

@ -193,19 +193,6 @@ public:
{
}
Token(TokenType type, String message, StringView trivia, StringView original_value, FlyString value, StringView filename, size_t line_number, size_t line_column, size_t offset)
: m_type(type)
, m_message(message)
, m_trivia(trivia)
, m_original_value(original_value)
, m_value(move(value))
, m_filename(filename)
, m_line_number(line_number)
, m_line_column(line_column)
, m_offset(offset)
{
}
TokenType type() const { return m_type; }
TokenCategory category() const;
static TokenCategory category(TokenType);
@ -239,6 +226,11 @@ public:
String string_value(StringValueStatus& status) const;
String raw_template_value() const;
void set_identifier_value(FlyString value)
{
m_value = move(value);
}
bool is_identifier_name() const;
bool trivia_contains_line_terminator() const;