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Shell: Complete named function parameters inside the function body

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AnotherTest 2020-09-14 13:59:06 +04:30 committed by Andreas Kling
parent b4da45ab76
commit 2b867ff555
Notes: sideshowbarker 2024-07-19 02:24:53 +09:00 
Author: https://github.com/alimpfard
Commit: https://github.com/SerenityOS/serenity/commit/2b867ff555f
Pull-request: https://github.com/SerenityOS/serenity/pull/3473
Reviewed-by: https://github.com/bugaevc
2 changed files with 34 additions and 1 deletions
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30
Shell/AST.cpp
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@ -807,7 +807,35 @@ HitTestResult FunctionDeclaration::hit_test_position(size_t offset)
if (!position().contains(offset))
return {};
return m_block->hit_test_position(offset);
auto result = m_block->hit_test_position(offset);
if (result.matching_node && result.matching_node->is_simple_variable())
result.closest_node_with_semantic_meaning = this;
return result;
}
Vector<Line::CompletionSuggestion> FunctionDeclaration::complete_for_editor(Shell& shell, size_t offset, const HitTestResult& hit_test_result)
{
auto matching_node = hit_test_result.matching_node;
if (!matching_node)
return {};
if (!matching_node->is_simple_variable())
return matching_node->complete_for_editor(shell, offset, hit_test_result);
auto corrected_offset = offset - matching_node->position().start_offset - 1; // Skip the first '$'
auto* node = static_cast<SimpleVariable*>(matching_node.ptr());
auto name = node->name().substring_view(0, corrected_offset);
Vector<Line::CompletionSuggestion> results;
for (auto& arg : m_arguments) {
if (arg.name.starts_with(name))
results.append(arg.name);
}
results.append(matching_node->complete_for_editor(shell, offset, hit_test_result));
return results;
}
FunctionDeclaration::FunctionDeclaration(Position position, NameWithPosition name, Vector<NameWithPosition> arguments, RefPtr<AST::Node> body)

5
Shell/AST.h
View File

@ -392,6 +392,7 @@ public:
virtual bool is_glob() const { return false; }
virtual bool is_tilde() const { return false; }
virtual bool is_variable_decls() const { return false; }
virtual bool is_simple_variable() const { return false; }
virtual bool is_syntax_error() const { return m_is_syntax_error; }
virtual bool is_list() const { return false; }
@ -650,6 +651,7 @@ private:
virtual RefPtr<Value> run(RefPtr<Shell>) override;
virtual void highlight_in_editor(Line::Editor&, Shell&, HighlightMetadata = {}) override;
virtual HitTestResult hit_test_position(size_t) override;
virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
virtual String class_name() const override { return "FunctionDeclaration"; }
virtual bool would_execute() const override { return true; }
@ -849,6 +851,8 @@ public:
SimpleVariable(Position, String);
virtual ~SimpleVariable();
const String& name() const { return m_name; }
private:
virtual void dump(int level) const override;
virtual RefPtr<Value> run(RefPtr<Shell>) override;
@ -856,6 +860,7 @@ private:
virtual Vector<Line::CompletionSuggestion> complete_for_editor(Shell&, size_t, const HitTestResult&) override;
virtual HitTestResult hit_test_position(size_t) override;
virtual String class_name() const override { return "SimpleVariable"; }
virtual bool is_simple_variable() const override { return true; }
String m_name;
};