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Shell: Allow a command sequence to be delimited by newlines

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AnotherTest 2020-06-28 18:43:37 +04:30 • committed by Andreas Kling
parent 639c1a1737
commit 034be8e74c
3 changed files with 26 additions and 10 deletions
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7
Shell/Parser.h
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@ -100,11 +100,15 @@ private:
constexpr auto the_grammar = R"(
toplevel :: sequence?
sequence :: variable_decls? pipe_sequence ';' sequence
sequence :: variable_decls? pipe_sequence terminator sequence
| variable_decls? pipe_sequence '&'
| variable_decls? pipe_sequence '&' '&' sequence
| variable_decls? pipe_sequence '|' '|' sequence
| variable_decls? pipe_sequence
| variable_decls? terminator pipe_sequence
terminator :: ';'
| '\n'
variable_decls :: identifier '=' expression (' '+ variable_decls)? ' '*
| identifier '=' '(' pipe_sequence ')' (' '+ variable_decls)? ' '*
@ -118,6 +122,7 @@ command :: redirection command
redirection :: number? '>'{1,2} ' '* string_composite
| number? '<' ' '* string_composite
| number? '>' '&' number
| number? '>' '&' '-'
list_expression :: ' '* expression (' '+ list_expression)?