rust-bash 0.3.0

A sandboxed bash interpreter for AI Agents with a virtual filesystem
Documentation 
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# Quoting edge cases — single, double, backslash, $'...', mixed quoting
# Focus: behaviors known to diverge from real bash

[[cases]]
name = "single_quotes_preserve_dollar"
script = "echo 'hello $USER'"
stdout = """
hello $USER
"""
stderr = ""
exit_code = 0

[[cases]]
name = "single_quotes_preserve_backslash"
script = "echo 'hello\\nworld'"
stdout = '''
hello\nworld
'''
stderr = ""
exit_code = 0

[[cases]]
name = "double_quotes_expand_variable"
script = 'X=world; echo "hello $X"'
stdout = """
hello world
"""
stderr = ""
exit_code = 0

[[cases]]
name = "double_quotes_preserve_literal_dollar"
script = 'echo "price is \$5"'
stdout = """
price is $5
"""
stderr = ""
exit_code = 0

[[cases]]
name = "ansi_c_quoting_tab"
script = "echo $'hello\\tworld'"
stdout = """
hello\tworld
"""
stderr = ""
exit_code = 0

[[cases]]
name = "ansi_c_quoting_newline"
script = "echo $'line1\\nline2'"
stdout = """
line1
line2
"""
stderr = ""
exit_code = 0

[[cases]]
name = "ansi_c_quoting_hex"
script = "echo $'\\x41\\x42\\x43'"
stdout = """
ABC
"""
stderr = ""
exit_code = 0

[[cases]]
name = "mixed_adjacent_quoting"
script = """echo "hello" 'world'"""
stdout = """
hello world
"""
stderr = ""
exit_code = 0

[[cases]]
name = "empty_string_quoting"
script = 'echo "" "" ""'
stdout = """
  
"""
stderr = ""
exit_code = 0

[[cases]]
name = "backslash_newline_continuation"
script = '''
echo hello \
world
'''
stdout = """
hello world
"""
stderr = ""
exit_code = 0

[[cases]]
name = "double_quote_backslash_special_chars"
script = 'echo "a\\b" "a\$b" "a\"b"'
stdout = '''
a\b a$b a"b
'''
stderr = ""
exit_code = 0

[[cases]]
name = "nested_quoting_in_command_sub"
script = 'echo "$(echo "inner quotes")"'
stdout = """
inner quotes
"""
stderr = ""
exit_code = 0