Module: Banalize::Parser::ShellVariables
- Included in:
- Banalize::Parser
- Defined in:
- lib/banalize/parser/variables.rb
Overview
Parse and detect all shell variables used in script. Set
instance level accessor variables
.
Instance Attribute Summary (collapse)
-
- (Object) variables
All variables used in shell script.
Instance Method Summary (collapse)
-
- (Array) shell_variables
Parse and detect all shell variables used in script.
Instance Attribute Details
- (Object) variables
All variables used in shell script
26 27 28 |
# File 'lib/banalize/parser/variables.rb', line 26 def variables @variables end |
Instance Method Details
- (Array) shell_variables
Parse and detect all shell variables used in script.
14 15 16 17 18 19 20 21 22 23 |
# File 'lib/banalize/parser/variables.rb', line 14 def shell_variables ln = code.grep(/\$\{?\w+\}?/).map(&:last).join " " vars = ln.scan(/\$\{?\w+\}?/) vars.map! { |x| x.gsub(/[${}]/,'') } vars.reject! { |x| x =~ /^\d$/} @variables = vars || [] @variables.uniq! end |