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Shell: Add a 'for' loop

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Closes #2760.
This commit adds a 'for' loop, and tweaks the syntax slightly to make &&
bind more tightly than || (allowing for `expr && if_ok || if_bad`) :^)
This commit is contained in:
AnotherTest 2020-07-12 01:42:46 +04:30 • committed by Andreas Kling
parent 95fc7dd03a
commit b6066faa1f
6 changed files with 334 additions and 46 deletions
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18
Shell/AST.h
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@ -578,6 +578,24 @@ private:
int dest_fd { -1 };
};
class ForLoop final : public Node {
public:
ForLoop(Position, String variable_name, RefPtr<AST::Node> iterated_expr, RefPtr<AST::Node> block, Optional<size_t> in_kw_position = {});
virtual ~ForLoop();
private:
virtual void dump(int level) const override;
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 String class_name() const override { return "ForLoop"; }
String m_variable_name;
RefPtr<AST::Node> m_iterated_expression;
RefPtr<AST::Node> m_block;
Optional<size_t> m_in_kw_position;
};
class Glob final : public Node {
public:
Glob(Position, String);