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Shell: Add (basic) support for history event designators

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Closes #4888
This commit is contained in:
AnotherTest 2021-01-11 13:04:59 +03:30 • committed by Andreas Kling
parent 15fde85b21
commit 239472ba69
9 changed files with 457 additions and 19 deletions
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3
Userland/Shell/Shell.h
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@ -109,6 +109,8 @@ public:
String resolve_path(String) const;
String resolve_alias(const String&) const;
static bool has_history_event(StringView);
RefPtr<AST::Value> get_argument(size_t);
RefPtr<AST::Value> lookup_local_variable(const String&);
String local_variable_or(const String&, const String&);
@ -153,6 +155,7 @@ public:
[[nodiscard]] Frame push_frame(String name);
void pop_frame();
static String escape_token_for_double_quotes(const String& token);
static String escape_token_for_single_quotes(const String& token);
static String escape_token(const String& token);
static String unescape_token(const String& token);