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AK: Introduce SourceGenerator::fork().

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Previously, I abused the copy constructor, this is a lot better.
This commit is contained in:
asynts 2020-10-23 18:36:56 +02:00 • committed by Andreas Kling
parent bf1ed34236
commit 61e73b1a7b
3 changed files with 48 additions and 67 deletions
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32
AK/Tests/TestSourceGenerator.cpp
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@ -28,19 +28,31 @@
#include <AK/SourceGenerator.h>
TEST_CASE(wrap_builder)
{
StringBuilder builder;
SourceGenerator generator { builder };
generator.append("Hello, World!");
EXPECT_EQ(builder.string_view(), "Hello, World!");
}
TEST_CASE(generate_c_code)
{
SourceGenerator generator;
StringBuilder builder;
SourceGenerator generator { builder };
generator.set("name", "foo");
generator.append("const char* @name@ (void) { return \"@name@\"; }");
EXPECT_EQ(generator.generate(), "const char* foo (void) { return \"foo\"; }");
EXPECT_EQ(generator.as_string_view(), "const char* foo (void) { return \"foo\"; }");
}
TEST_CASE(scoped)
{
SourceGenerator global_generator;
StringBuilder builder;
SourceGenerator global_generator { builder };
global_generator.append("\n");
@ -49,8 +61,7 @@ TEST_CASE(scoped)
global_generator.append("@foo@ @bar@\n"); // foo-0 bar-0
{
SourceGenerator scoped_generator_1 { global_generator };
auto scoped_generator_1 = global_generator.fork();
scoped_generator_1.set("bar", "bar-1");
global_generator.append("@foo@ @bar@\n"); // foo-0 bar-0
}
@ -58,28 +69,25 @@ TEST_CASE(scoped)
global_generator.append("@foo@ @bar@\n"); // foo-0 bar-0
{
SourceGenerator scoped_generator_2 { global_generator };
auto scoped_generator_2 = global_generator.fork();
scoped_generator_2.set("foo", "foo-2");
scoped_generator_2.append("@foo@ @bar@\n"); // foo-2 bar-0
{
// FIXME: This is never put onto the output?
SourceGenerator scoped_generator_3 { scoped_generator_2 };
auto scoped_generator_3 = scoped_generator_2.fork();
scoped_generator_3.set("bar", "bar-3");
scoped_generator_3.append("@foo@ @bar@\n"); // foo-2 bar-3
}
{
SourceGenerator scoped_generator_4 { global_generator };
auto scoped_generator_4 = global_generator.fork();
scoped_generator_4.append("@foo@ @bar@\n"); // foo-0 bar-0
}
scoped_generator_2.append("@foo@ @bar@\n"); // foo-2 bar-0
}
EXPECT_EQ(global_generator.generate(), "\nfoo-0 bar-0\nfoo-0 bar-0\nfoo-0 bar-0\nfoo-2 bar-0\nfoo-2 bar-3\nfoo-0 bar-0\nfoo-2 bar-0\n");
EXPECT_EQ(global_generator.as_string_view(), "\nfoo-0 bar-0\nfoo-0 bar-0\nfoo-0 bar-0\nfoo-2 bar-0\nfoo-2 bar-3\nfoo-0 bar-0\nfoo-2 bar-0\n");
}
TEST_MAIN(SourceGenerator)