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AK: Introduce fallible SourceGenerator API

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Sam Atkins 2023-06-17 14:56:03 +01:00 • committed by Sam Atkins
parent 747d1aaa98
commit f902d4d5e7
1 changed files with 29 additions and 21 deletions
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50
AK/SourceGenerator.h
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@ -49,11 +49,6 @@ public:
return {}; return {};
} }
void set(StringView key, DeprecatedString value)
{
MUST(set(key, MUST(String::from_deprecated_string(value))));
}
String get(StringView key) const String get(StringView key) const
{ {
auto result = m_mapping.get(key); auto result = m_mapping.get(key);
@ -66,12 +61,12 @@ public:
StringView as_string_view() const { return m_builder.string_view(); } StringView as_string_view() const { return m_builder.string_view(); }
void append(StringView pattern) ErrorOr<void> try_append(StringView pattern)
{ {
GenericLexer lexer { pattern }; GenericLexer lexer { pattern };
while (!lexer.is_eof()) { while (!lexer.is_eof()) {
m_builder.append(lexer.consume_until(m_opening)); TRY(m_builder.try_append(lexer.consume_until(m_opening)));
if (lexer.consume_specific(m_opening)) { if (lexer.consume_specific(m_opening)) {
auto const placeholder = lexer.consume_until(m_closing); auto const placeholder = lexer.consume_until(m_closing);
@ -79,17 +74,19 @@ public:
if (!lexer.consume_specific(m_closing)) if (!lexer.consume_specific(m_closing))
VERIFY_NOT_REACHED(); VERIFY_NOT_REACHED();
m_builder.append(get(placeholder)); TRY(m_builder.try_append(get(placeholder)));
} else { } else {
VERIFY(lexer.is_eof()); VERIFY(lexer.is_eof());
} }
} }
return {};
} }
void appendln(StringView pattern) ErrorOr<void> try_appendln(StringView pattern)
{ {
append(pattern); TRY(try_append(pattern));
m_builder.append('\n'); TRY(m_builder.try_append('\n'));
return {};
} }
template<size_t N> template<size_t N>
@ -98,12 +95,6 @@ public:
return get(StringView { key, N - 1 }); return get(StringView { key, N - 1 });
} }
template<size_t N>
void set(char const (&key)[N], DeprecatedString value)
{
set(StringView { key, N - 1 }, value);
}
template<size_t N> template<size_t N>
ErrorOr<void> set(char const (&key)[N], String value) ErrorOr<void> set(char const (&key)[N], String value)
{ {
@ -111,17 +102,34 @@ public:
} }
template<size_t N> template<size_t N>
void append(char const (&pattern)[N]) ErrorOr<void> try_append(char const (&pattern)[N])
{ {
append(StringView { pattern, N - 1 }); return try_append(StringView { pattern, N - 1 });
} }
template<size_t N> template<size_t N>
void appendln(char const (&pattern)[N]) ErrorOr<void> try_appendln(char const (&pattern)[N])
{ {
appendln(StringView { pattern, N - 1 }); return try_appendln(StringView { pattern, N - 1 });
} }
// FIXME: These are deprecated.
void set(StringView key, DeprecatedString value)
{
MUST(set(key, MUST(String::from_deprecated_string(value))));
}
template<size_t N>
void set(char const (&key)[N], DeprecatedString value)
{
set(StringView { key, N - 1 }, value);
}
void append(StringView pattern) { MUST(try_append(pattern)); }
void appendln(StringView pattern) { MUST(try_appendln(pattern)); }
template<size_t N>
void append(char const (&pattern)[N]) { MUST(try_append(pattern)); }
template<size_t N>
void appendln(char const (&pattern)[N]) { MUST(try_appendln(pattern)); }
private: private:
StringBuilder& m_builder; StringBuilder& m_builder;
MappingType m_mapping; MappingType m_mapping;