tree-sitter-bash/corpus/statements.txt

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===================================
Pipelines
===================================
whoami | cat
cat foo | grep -v bar
---
(program
(pipeline
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(command
name: (command_name (word)))
(command
name: (command_name (word))))
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(pipeline
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(command
name: (command_name (word))
argument: (word))
(command
name: (command_name (word))
argument: (word)
argument: (word))))
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===================================
Lists
===================================
a | b && c && d; d e f || e g
---
(program
(list
(list
(pipeline
(command (command_name (word)))
(command (command_name (word))))
(command (command_name (word))))
(command (command_name (word))))
(list
(command (command_name (word)) (word) (word))
(command (command_name (word)) (word))))
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====================================
While statements
====================================
while something happens; do
echo a
echo b
done
---
(program
(while_statement
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condition: (command
name: (command_name (word))
argument: (word))
body: (do_group
(command name: (command_name (word)) argument: (word))
(command name: (command_name (word)) argument: (word)))))
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====================================
While statements with IO redirects
====================================
while read line; do
echo $line
done < <(cat file)
---
(program
(redirected_statement
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body: (while_statement
condition: (command
name: (command_name (word))
argument: (word))
body: (do_group
(command
name: (command_name (word))
argument: (simple_expansion (variable_name)))))
redirect: (file_redirect
destination: (process_substitution (command
name: (command_name (word))
argument: (word))))))
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====================================
For statements
====================================
for a in 1 2 $(seq 5 10); do
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echo $a
done
for ARG; do
echo $ARG
ARG=''
done
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---
(program
(for_statement
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variable: (variable_name)
value: (word)
value: (word)
value: (command_substitution (command
name: (command_name (word))
argument: (word)
argument: (word)))
body: (do_group
(command
name: (command_name (word))
argument: (simple_expansion (variable_name)))))
(for_statement
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variable: (variable_name)
body: (do_group
(command
name: (command_name (word))
argument: (simple_expansion (variable_name)))
(variable_assignment
name: (variable_name)
value: (raw_string)))))
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====================================
C-style for statements
====================================
for (( c=1; c<=5; c++ ))
do
echo $c
done
for (( c=1; c<=5; c++ )) {
echo $c
}
for (( ; ; ))
do
echo 'forever'
done
---
(program
(c_style_for_statement
(word)
(binary_expression (word) (word))
(word)
(do_group
(command (command_name (word)) (simple_expansion (variable_name)))))
(c_style_for_statement
(word)
(binary_expression (word) (word))
(word)
(compound_statement
(command (command_name (word)) (simple_expansion (variable_name)))))
(c_style_for_statement
(do_group
(command (command_name (word)) (raw_string)))))
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====================================
If statements
====================================
if cat some_file | grep -v ok; then
echo one
elif cat other_file | grep -v ok; then
echo two
else
exit
fi
---
(program
(if_statement
(pipeline
(command (command_name (word)) (word))
(command (command_name (word)) (word) (word)))
(command (command_name (word)) (word))
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(elif_clause
(pipeline
(command (command_name (word)) (word))
(command (command_name (word)) (word) (word)))
(command (command_name (word)) (word)))
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(else_clause
(command (command_name (word))))))
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====================================
If statements with conditional expressions
====================================
if [ "$(uname)" == 'Darwin' ]; then
echo one
fi
---
(program
(if_statement
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(test_command (binary_expression
(string (command_substitution (command (command_name (word)))))
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(raw_string)))
(command (command_name (word)) (word))))
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====================================
Case statements
====================================
case "opt" in
a)
echo a
;;
b)
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echo b;;
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esac
case "$Z" in
ab*|cd*) ef
esac
case $dest in
*.[1357])
exit $?
;;
esac
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---
(program
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(case_statement (string)
(case_item (word)
(command (command_name (word)) (word)))
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(case_item (word)
(command (command_name (word)) (word))))
(case_statement (string (simple_expansion (variable_name)))
(case_item (word) (word)
(command (command_name (word)))))
(case_statement (simple_expansion (variable_name))
(case_item (concatenation (word) (word))
(command (command_name (word)) (simple_expansion (special_variable_name))))))
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=============================
Test commands
=============================
if [[ "$lsb_dist" != 'Ubuntu' || $(ver_to_int "$lsb_release") < $(ver_to_int '14.04') ]]; then
return 1
fi
---
(program
(if_statement
(test_command (binary_expression
(binary_expression
(binary_expression
(string (simple_expansion (variable_name)))
(raw_string))
(command_substitution (command
(command_name (word))
(string (simple_expansion (variable_name))))))
(command_substitution (command (command_name (word)) (raw_string)))))
(command (command_name (word)) (word))))
=============================
Test commands with regexes
=============================
[[ "35d8b" =~ ^[0-9a-fA-F] ]]
[[ $CMD =~ (^|;)update_terminal_cwd($|;) ]]
[[ ! " ${completions[*]} " =~ " $alias_cmd " ]]
! [[ "$a" =~ ^a|b\ *c|d$ ]]
[[ "$1" =~ ^${var}${var}*=..* ]]
[[ "$1" =~ ^\-${var}+ ]]
[[ ${var1} == *${var2}* ]]
[[ "$server" =~ [0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3} ]]
[[ "$primary_wins" =~ ([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}) ]]
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---
(program
(test_command
(binary_expression
(string)
(regex)))
(test_command
(binary_expression
(simple_expansion (variable_name))
(regex)))
(test_command
(unary_expression
(binary_expression
(string (expansion (subscript (variable_name) (word))))
(string (simple_expansion (variable_name))))))
(negated_command
(test_command
(binary_expression
(string (simple_expansion (variable_name)))
(regex))))
(test_command
(binary_expression
(string (simple_expansion (variable_name)))
(regex)))
(test_command
(binary_expression
(string (simple_expansion (variable_name)))
(regex)))
(test_command
(binary_expression
(expansion (variable_name))
(regex)))
(test_command
(binary_expression
(string (simple_expansion (variable_name)))
(regex)))
(test_command
(binary_expression
(string (simple_expansion (variable_name)))
(regex))))
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===============================
Subshells
===============================
(
./start-server --port=80
) &
---
(program
(subshell (command (command_name (word)) (word))))
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===============================
Function definitions
===============================
do_something() {
echo ok
}
function do_something_else() {
a | xargs -I{} find xml/{} -type f
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}
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function do_yet_another_thing {
echo ok
} 2>&1
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---
(program
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(function_definition
(word)
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(compound_statement (command (command_name (word)) (word))))
(function_definition
(word)
(compound_statement
(pipeline
(command (command_name (word)))
(command
(command_name (word))
(concatenation (word))
(word)
(concatenation (word))
(word)
(word)))))
(redirected_statement (function_definition
(word)
(compound_statement (command (command_name (word)) (word))))
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(file_redirect (file_descriptor) (word))))
=========================================
Variable declaration: declare & typeset
=========================================
declare var1
typeset -i -r var2=42 var3=10
---
(program
(declaration_command (variable_name))
(declaration_command (word) (word)
(variable_assignment (variable_name) (word))
(variable_assignment (variable_name) (word))))
=========================================
Variable declaration: readonly
=========================================
readonly var1
readonly var2=42
---
(program
(declaration_command (variable_name))
(declaration_command (variable_assignment (variable_name) (word))))
=========================================
Variable declaration: local
=========================================
local a=42 b
local -r c
---
(program
(declaration_command
(variable_assignment (variable_name) (word))
(variable_name))
(declaration_command
(word)
(variable_name)))
=========================================
Variable declaration: export
=========================================
export PATH
export FOOBAR PATH="$PATH:/usr/foobar/bin"
---
(program
(declaration_command (variable_name))
(declaration_command
(variable_name)
(variable_assignment (variable_name) (string (simple_expansion (variable_name))))))
===========================================================
Variable declaration: command substitution with semi-colon
===========================================================
_path=$(
while statement; do
cd ".."
done;
echo $PWD
)
---
(program
(variable_assignment (variable_name)
(command_substitution
(while_statement
(command (command_name (word)))
(do_group (command (command_name (word)) (string))))
(command (command_name (word)) (simple_expansion (variable_name))))))
===========================================
Expressions passed to declaration commands
===========================================
export "$(echo ${key} | tr [:lower:] [:upper:])=${p_key#*=}"
---
(program
(declaration_command
(string
(command_substitution
(pipeline
(command (command_name (word)) (expansion (variable_name)))
(command (command_name (word)) (concatenation (word)) (concatenation (word)))))
(expansion (variable_name) (word)))))
=========================================
Unset commands
=========================================
unset A
unset "$variable_name"
unsetenv -f ONE TWO
---
(program
(unset_command (variable_name))
(unset_command (string (simple_expansion (variable_name))))
(unset_command (word) (variable_name) (variable_name)))
===========================================
Compound statements
===========================================
a () {
ls || { echo "b"; return 0; }
echo c
}
{ echo "a"
echo "b"
} >&2
---
(program
(function_definition (word) (compound_statement
(list
(command (command_name (word)))
(compound_statement
(command (command_name (word)) (string))
(command (command_name (word)) (word))))
(command (command_name (word)) (word))))
(redirected_statement
(compound_statement (command (command_name (word)) (string)) (command (command_name (word)) (string)))
(file_redirect (word))))